What are the cheapest airlines flying from Las Vegas to London round-trip?

Flying on Air Canada is currently your cheapest option to London, with prices starting at £487. Additional return tickets that might be worth considering are offered by Virgin Atlantic and American Airlines, with the lowest prices starting at £492 and £498, respectively. Air Canada is priced at 19% lower than the current average price of a flight leaving 3 months from now.

What are the cheapest airlines to fly from Las Vegas to London one-way?

The cheapet airlines for a one-way flight from Las Vegas to London are WestJet (£241), JetBlue (£247), and Delta (£331).

What are the most popular routes from Las Vegas to London?

While some choose either Las Vegas Harry Reid Intl - London City or Las Vegas Harry Reid Intl - London Gatwick, Las Vegas Harry Reid Intl - London Heathrow is the most popular route from Las Vegas to London.

What are the cheapest flights from Las Vegas to London?

On average you can expect to pay £1,151 for a flight from Las Vegas to London. The cheapest flight overall is £234 while the most popular route, (Las Vegas Harry Reid Intl - London Heathrow) is currently priced at £490.

What are the most reliable airlines from Las Vegas to London?

Consider KLM (90%), Air France (90%) or Delta (90%) when booking your flight. These represent the most reliable airlines when flying from Las Vegas to London.

What is the cheapest day to fly round-trip from Las Vegas to London?

Monday flights are found to be more expensive to fly from Las Vegas to London. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to London.

How far in advance should I book a flight from Las Vegas to London?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 16 days in advance, which can save you up to 44% on flights from Las Vegas to London compared to booking the week you need them. Waiting 16 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £446. For sooner than that we have options available in the next 3 days from £768.

What is the cheapest month to fly from Las Vegas to London?

Flights from Las Vegas to London lean towards being more expensive in June. Prices are generally better when you fly from Las Vegas to London in January, with the cheapest ticket starting at £256.

What airport do you fly from for flights from Las Vegas to London?

If you book a flight to London from Las Vegas, you will be flying from Harry Reid Intl, which is the city’s only airport. Las Vegas Harry Reid Intl (LAS) is located 6.2 mi from the center of Las Vegas. There are 10 flights from Harry Reid Intl to London per day from 2 different airlines.

Can I find deals for flights from Las Vegas to London that include hotel bookings?

Yes. In addition to deals on Las Vegas to London flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Las Vegas to London?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Las Vegas to London.

Can I find deals for business class flights from Las Vegas to London?

Yes. Cheapflights offers flight deals from Las Vegas to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

£218+ Flights from Las Vegas to London

Cheapflights Tip: The best prices from Las Vegas Harry Reid Intl to London are usually found in January or February, booked 15 days in advance, depart on a Thursday or Saturday and return on a Tuesday

Cheap flight deals from Las Vegas to London

Round-trip from	£421
One-way from	£218
Popular in	June
Cheapest in	January
Average price	£540
Good round-trip deal	£340 or less
Good one-way deal	£158 or less

7/5-28/5
2 total stops
35h 34m total
Las Vegas to London

Search Deals

12/4
1 total stop
32h 17m total
Las Vegas to London

Search Deals

Highest demand for flights based on searches. 28% potential increase in price (£182 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 4% potential price decrease (£22 potential savings vs. average return price).

Search Deals

Average for round-trip flights in March 2025

Search Deals

Price to beat on a round-trip flight from Las Vegas Harry Reid Intl to London (LON).

Search Deals

Price to beat on a one-way flight from Las Vegas Harry Reid Intl to London (LON).

Search Deals

Find flight deals from Las Vegas to London

Cheapest flights from Las Vegas to London
Explore the most affordable flight options available from Las Vegas to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 March 2025.

Sun 23/317:45LAS - LGW

Nonstop9h 50mNorse Atlantic UK

Thu 27/312:00LGW - LAS

Nonstop10h 40mNorse Atlantic UK

Deal found 21/3£400

Wed 7/512:42LAS - LGW

1 stop14h 13mMultiple Airlines

Wed 28/510:00LGW - LAS

1 stop21h 21mMultiple Airlines

Deal found 21/3£421

Thu 1/520:45LAS - STN

3 stops29h 55mMultiple Airlines

Tue 6/511:40STN - LAS

3 stops28h 01mMultiple Airlines

Deal found 21/3£483

Sun 6/407:00LAS - LHR

1 stop19h 00mAir Canada

Tue 22/414:10LHR - LAS

1 stop33h 40mAir Canada

Deal found 20/3£487

Sun 6/421:10LAS - LHR

Nonstop9h 55mVirgin Atlantic

Tue 22/410:55LHR - LAS

1 stop13h 19mVirgin Atlantic

Deal found 20/3£492

Wed 24/907:30LAS - LHR

2 stops18h 30mMultiple Airlines

Wed 8/1010:30LHR - LAS

2 stops19h 42mMultiple Airlines

Deal found 21/3£497

Tue 8/415:10LAS - LGW

Nonstop10h 10mAmerican Airlines

Tue 29/415:05LGW - LAS

1 stop27h 39mAmerican Airlines

Deal found 21/3£498

Wed 24/911:30LAS - LHR

1 stop13h 40mBritish Airways

Fri 10/1017:30LHR - LAS

Nonstop10h 40mBritish Airways

Deal found 21/3£500

Sun 20/406:05LAS - LHR

1 stop18h 50mDelta

Thu 1/511:45LHR - LAS

1 stop34h 30mDelta

Deal found 21/3£510

Mon 14/423:55LAS - LHR

1 stop23h 00mUnited Airlines

Tue 22/409:30LHR - LAS

2 stops39h 44mUnited Airlines

Deal found 21/3£511

Tue 25/1111:31LAS - LHR

1 stop13h 04mFinnair

Tue 23/1216:05LHR - LAS

Nonstop10h 45mFinnair

Deal found 21/3£513

Sun 6/422:00LAS - LHR

Nonstop10h 00mAmerican Airlines

Tue 22/417:20LHR - LAS

Nonstop10h 40mAmerican Airlines

Deal found 21/3£516

Best flights from Las Vegas to London
Discover carefully curated flight deals from Las Vegas to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 22 March 2025.

Wed 7/512:42LAS - LGW

1 stop14h 13mMultiple Airlines

Wed 28/510:00LGW - LAS

1 stop21h 21mMultiple Airlines

Deal found 21/3£421

Sun 6/407:00LAS - LHR

1 stop19h 00mAir Canada

Tue 22/414:10LHR - LAS

1 stop33h 40mAir Canada

Deal found 20/3£487

Sun 6/421:10LAS - LHR

Nonstop9h 55mVirgin Atlantic

Tue 22/410:55LHR - LAS

1 stop13h 19mVirgin Atlantic

Deal found 20/3£492

Tue 8/415:10LAS - LGW

Nonstop10h 10mAmerican Airlines

Tue 29/415:05LGW - LAS

1 stop27h 39mAmerican Airlines

Deal found 21/3£498

Sun 20/406:05LAS - LHR

1 stop18h 50mDelta

Thu 1/511:45LHR - LAS

1 stop34h 30mDelta

Deal found 21/3£510

Mon 14/423:55LAS - LHR

1 stop23h 00mUnited Airlines

Tue 22/409:30LHR - LAS

2 stops39h 44mUnited Airlines

Deal found 21/3£511

Wed 23/415:30LAS - LGW

2 stops18h 25mSWISS

Wed 14/518:35LGW - LAS

1 stop30h 00mSWISS

Deal found 21/3£518

Mon 21/413:56LAS - LHR

1 stop14h 19mBritish Airways

Mon 28/420:00LHR - LAS

2 stops32h 58mBritish Airways

Deal found 21/3£520

Wed 16/407:05LAS - LHR

2 stops25h 20mScandinavian Airlines

Wed 23/406:40LHR - LAS

2 stops23h 10mScandinavian Airlines

Deal found 20/3£530

Wed 2/410:35LAS - LHR

1 stop14h 55mJetBlue

Sat 12/408:25LHR - LAS

1 stop22h 24mJetBlue

Deal found 21/3£575

Fri 4/421:10LAS - LHR

1 stop17h 00mLufthansa

Thu 10/419:30LHR - LAS

2 stops29h 20mLufthansa

Deal found 21/3£589

Fri 2/500:35LAS - LGW

2 stops21h 45mNorse Atlantic UK

Sat 17/510:00LGW - LAS

1 stop19h 15mNorse Atlantic UK

Deal found 21/3£591

Direct flights from Las Vegas to London
Explore direct flight options from Las Vegas to London based on user searches, and compare prices and availability for your desired travel dates. Data last updated 22 March 2025.

Sun 6/422:00LAS - LHR

Nonstop10h 00mAmerican Airlines

Tue 22/417:20LHR - LAS

Nonstop10h 40mAmerican Airlines

Deal found 21/3£516

Sat 13/917:55LAS - LGW

Nonstop10h 00mIberia

Tue 30/910:25LGW - LAS

Nonstop10h 55mIberia

Deal found 21/3£520

Sun 6/422:00LAS - LHR

Nonstop10h 00mBritish Airways

Tue 15/417:20LHR - LAS

Nonstop10h 40mBritish Airways

Deal found 21/3£539

Sat 3/517:55LAS - LGW

Nonstop10h 00mAmerican Airlines

Sat 17/513:00LGW - LAS

Nonstop11h 00mAmerican Airlines

Deal found 21/3£561

Sun 7/921:10LAS - LHR

Nonstop9h 55mDelta

Wed 17/916:35LHR - LAS

Nonstop10h 45mDelta

Deal found 21/3£573

Sat 3/521:10LAS - LHR

Nonstop9h 55mVirgin Atlantic

Sat 17/516:35LHR - LAS

Nonstop10h 45mVirgin Atlantic

Deal found 21/3£579

Thu 14/822:00LAS - LHR

Nonstop10h 00mIberia

Sun 24/817:10LHR - LAS

Nonstop10h 40mIberia

Deal found 21/3£604

Tue 6/515:10LAS - LGW

Nonstop10h 10mBritish Airways

Tue 20/510:25LGW - LAS

Nonstop10h 55mBritish Airways

Deal found 21/3£632

Sun 6/421:10LAS - LHR

Nonstop9h 55mAir France

Tue 22/416:35LHR - LAS

Nonstop10h 45mAir France

Deal found 21/3£800

Tue 1/415:10LAS - LGW

Nonstop10h 10mFinnair

Thu 10/410:25LGW - LAS

Nonstop10h 55mFinnair

Deal found 21/3£895

Mon 19/522:00LAS - LHR

Nonstop10h 00mFinnair

Fri 13/617:30LHR - LAS

Nonstop10h 40mFinnair

Deal found 21/3£1,361

Thu 21/815:10LAS - LGW

Nonstop10h 10mMultiple Airlines

Thu 4/910:25LGW - LAS

Nonstop10h 55mMultiple Airlines

Deal found 21/3£1,951

Last-minute flights from Las Vegas to London
Discover last-minute flight deals from Las Vegas to London. Data last updated 22 March 2025 and is based on user searches.

Sun 23/317:45LAS - LGW

Nonstop9h 50mNorse Atlantic UK

Thu 27/312:00LGW - LAS

Nonstop10h 40mNorse Atlantic UK

Deal found 21/3£400

Wed 26/309:05LAS - LHR

2 stops23h 55mScandinavian Airlines

Wed 9/406:40LHR - LAS

2 stops23h 35mScandinavian Airlines

Deal found 21/3£564

Wed 26/312:04LAS - LHR

1 stop14h 26mJetBlue

Wed 9/408:25LHR - LAS

1 stop21h 25mJetBlue

Deal found 21/3£575

Mon 31/301:20LAS - LGW

2 stops24h 40mMultiple Airlines

Thu 10/421:00LGW - LAS

2 stops30h 50mMultiple Airlines

Deal found 21/3£635

Mon 31/307:00LAS - LHR

1 stop19h 00mMultiple Airlines

Thu 10/410:30LHR - LAS

2 stops19h 07mMultiple Airlines

Deal found 21/3£736

Mon 31/321:10LAS - LHR

Nonstop9h 55mDelta

Wed 9/408:40LHR - LAS

1 stop13h 35mDelta

Deal found 21/3£745

Mon 31/307:45LAS - LHR

1 stop21h 35mAir Canada

Tue 8/417:40LHR - LAS

2 stops28h 58mAir Canada

Deal found 21/3£751

Mon 31/314:20LAS - LCY

1 stop14h 10mSWISS

Thu 10/419:20LCY - LAS

1 stop29h 30mSWISS

Deal found 21/3£775

Mon 31/321:10LAS - LHR

1 stop15h 30mLufthansa

Mon 7/419:30LHR - LAS

2 stops30h 36mLufthansa

Deal found 21/3£789

Mon 31/308:40LAS - LHR

1 stop14h 15mAustrian Airlines

Mon 7/406:00LHR - LAS

2 stops20h 33mAustrian Airlines

Deal found 21/3£982

Mon 31/313:20LAS - LCY

2 stops21h 15mLufthansa

Mon 7/419:10LCY - LAS

2 stops30h 56mLufthansa

Deal found 21/3£1,022

Mon 31/322:35LAS - LGW

1 stop28h 10mAir Transat

Mon 7/412:40LGW - LAS

1 stop16h 48mAir Transat

Deal found 21/3£1,037

One-way flights from Las Vegas to London
Search for one-way flight options from Las Vegas to London. Find affordable one-way fares based on user searches. Data last updated 22 March 2025.

Sat 12/417:53LAS - LGW

1 stop32h 17mMultiple Airlines

Deal found 21/3£218

Tue 17/618:20LAS - LGW

3 stops31h 05mWestJet

Deal found 21/3£241

Sat 5/421:34LAS - LHR

1 stop15h 11mJetBlue

Deal found 21/3£247

Sat 5/414:25LAS - LHR

2 stops39h 50mMultiple Airlines

Deal found 21/3£249

Tue 3/619:30LAS - STN

3 stops35h 40mMultiple Airlines

Deal found 21/3£261

Tue 13/511:55LAS - LTN

3 stops23h 25mMultiple Airlines

Deal found 21/3£267

Wed 7/500:42LAS - SEN

3 stops31h 03mMultiple Airlines

Deal found 21/3£278

Tue 17/621:10LAS - LHR

3 stops30h 55mWestJet

Deal found 21/3£292

Mon 14/401:07LAS - LCY

3 stops32h 23mMultiple Airlines

Deal found 21/3£322

Sun 4/521:10LAS - LHR

Nonstop9h 55mDelta

Deal found 21/3£331

Sun 20/400:59LAS - LHR

1 stop22h 41mUnited Airlines

Deal found 21/3£335

Tue 15/422:05LAS - LHR

Nonstop10h 00mIberia

Deal found 21/3£336

Cheapflights Fare Finder

Use the filters below to find and compare flights from Las Vegas to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Las VegasLondon

LAS - LGW

LASLGW

Las Vegas Harry Reid Intl

Wed 7/5

12:42-10:55

1 stop14h 13m

London Gatwick

Wed 28/5

10:00-23:21

1 stop21h 21m

£421

Las VegasLondon

LAS - STN

LASSTN

Las Vegas Harry Reid Intl

Thu 1/5

20:45-10:40

3 stops29h 55m

London Stansted

Tue 6/5

11:40-07:41

3 stops28h 01m

£483

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Sun 6/4

07:00-10:00

1 stop19h 00m

London Heathrow

Tue 22/4

14:10-15:50

1 stop33h 40m

£487

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Sun 6/4

21:10-15:05

Nonstop9h 55m

London Heathrow

Tue 22/4

10:55-16:14

1 stop13h 19m

£492

Las VegasLondon

LAS - LGW

LASLGW

Las Vegas Harry Reid Intl

Tue 8/4

15:10-09:20

Nonstop10h 10m

London Gatwick

Tue 29/4

15:05-10:44

1 stop27h 39m

£498

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Wed 23/4

11:10-11:50

1 stop16h 40m

London Heathrow

Tue 6/5

06:30-16:00

2 stops17h 30m

£502

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Sun 20/4

06:05-08:55

1 stop18h 50m

London Heathrow

Thu 1/5

11:45-14:15

1 stop34h 30m

£510

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Mon 14/4

23:55-06:55

1 stop23h 00m

London Heathrow

Tue 22/4

09:30-17:14

2 stops39h 44m

£511

Las VegasLondon

LAS - LHR

LASLHR

Las Vegas Harry Reid Intl

Sun 6/4

22:00-16:00

Nonstop10h 00m

London Heathrow

Tue 22/4

17:20-20:00

Nonstop10h 40m

£516

Las VegasLondon

LAS - LGW

LASLGW

Las Vegas Harry Reid Intl

Wed 23/4

15:30-17:55

2 stops18h 25m

London Gatwick

Wed 14/5

18:35-16:35

1 stop30h 00m

£518

Flights are sorted by cheapest return flights first.

Deals found on 21/3

Showing 1-10 of 60 results

...

Best time to book a flight from Las Vegas to London

Have a flexible travel schedule? Discover the best time to fly to London from Las Vegas with our price prediction graph.

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Las Vegas to London

How far ahead should I book a flight from Las Vegas to London?

Booking 15 days in advance of your planned departure date is, on average, the best time to get cheap flights from Las Vegas to London. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Las Vegas to London?

Currently, January is the cheapest month in which you can book a flight from Las Vegas to London (average of £112). Flying from Las Vegas to London in August is currently the most expensive (average of £164). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LAS to LON?

One of the essential ways to save on airfare from Las Vegas to London is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 37% on airfare.

What is the cheapest day to fly from Las Vegas to London?

Travellers seeking maximum savings on their Las Vegas to London flight should consider departing on Saturday afternoons when fares are most often at their lowest. Thursday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Las Vegas to London

The most flights from LAS to LON are scheduled on a Tuesday (12 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (5 on average).

Rainfall in London by month

In terms of precipitation, rainfall in London ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London when rainfall is around 40.0 mm.

Temperature in London by month

If weather is an important factor for your trip to London, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing London

To help decide which airline to fly from Las Vegas to London, see what other customers have to say about Delta, Porter Airlines and KLM. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very Good

7,892 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very Good

7,892 reviews

Delta

8.0

Very Good

7,892 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Porter Airlines

7.9

Good

275 reviews

Delta

8.0

Very Good

7,892 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM

7.8

Good

1,319 reviews

Delta

8.0

Very Good

7,892 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air Transat

7.8

Good

380 reviews

Delta

8.0

Very Good

7,892 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair

7.6

Good

1,266 reviews

Delta

8.0

Very Good

7,892 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What airport do you fly from for flights from Las Vegas to London?
If you book a flight to London from Las Vegas, you will be flying from Harry Reid Intl, which is the city’s only airport. Las Vegas Harry Reid Intl (LAS) is located 6.2 mi from the center of Las Vegas. There are 10 flights from Harry Reid Intl to London per day from 2 different airlines.
What are the cheapest airlines flying from Las Vegas to London round-trip?
Flying on Air Canada is currently your cheapest option to London, with prices starting at £487. Additional return tickets that might be worth considering are offered by Virgin Atlantic and American Airlines, with the lowest prices starting at £492 and £498, respectively. Air Canada is priced at 19% lower than the current average price of a flight leaving 3 months from now.
What are the cheapest airlines to fly from Las Vegas to London one-way?
The cheapet airlines for a one-way flight from Las Vegas to London are WestJet (£241), JetBlue (£247), and Delta (£331).
What are the most popular routes from Las Vegas to London?
While some choose either Las Vegas Harry Reid Intl - London City or Las Vegas Harry Reid Intl - London Gatwick, Las Vegas Harry Reid Intl - London Heathrow is the most popular route from Las Vegas to London.
What are the most reliable airlines from Las Vegas to London?
Consider KLM (90%), Air France (90%) or Delta (90%) when booking your flight. These represent the most reliable airlines when flying from Las Vegas to London.
What are the cheapest flights from Las Vegas to London?
On average you can expect to pay £1,151 for a flight from Las Vegas to London. The cheapest flight overall is £234 while the most popular route, (Las Vegas Harry Reid Intl - London Heathrow) is currently priced at £490.
Can I find deals for flights from Las Vegas to London that include hotel bookings?
Yes. In addition to deals on Las Vegas to London flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Las Vegas to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Las Vegas to London.
Can I find deals for business class flights from Las Vegas to London?
Yes. Cheapflights offers flight deals from Las Vegas to London by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Las Vegas to London?
Currently, January is the cheapest month in which you can book a flight from Las Vegas to London (average of £112). Flying from Las Vegas to London in August is currently the most expensive (average of £164). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Hounslow

Deal

Milton Keynes

Gatwick

Croydon

Slough

Luton

Eastbourne

Ilford

Hayes

Crawley

Southend-on-Sea

Wembley

Maidstone

Winchester

Ipswich

Watford

Southall

Dartford

Folkestone

Browse thousands of different options on Cheapflights for your next trip

Top 2 airlines flying from Las Vegas to London

Airline	Cheapest	Average	Flexibility	On-time
Virgin Atlantic	Cheapest£489	Average£678	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights
British Airways	Cheapest£507	Average£790	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

Fly with Cheapflights

How does Cheapflights help users find flights from Las Vegas to London?

Deals for Las Vegas to London flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Las Vegas to London?

Cheapflights simply makes it quick and affordable to book flights from Las Vegas to London by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Las Vegas to London with no change fees?

Certainly. Search results for flights to London from Las Vegas shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Las Vegas to London become cheaper?

Of course! You can now track prices for flights from Las Vegas to London and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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Cheap flights from Las Vegas to London from £218

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/4. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Las Vegas Harry Reid Intl to London are usually found in January or February, booked 15 days in advance, depart on a Thursday or Saturday and return on a Tuesday

Cheap flight deals from Las Vegas to London

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Las Vegas to London

Cheapest flights from Las Vegas to LondonExplore the most affordable flight options available from Las Vegas to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 March 2025.

Explore the most affordable flight options available from Las Vegas to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 March 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Las Vegas to London that are best for you.

Best time to book a flight from Las Vegas to London

Have a flexible travel schedule? Discover the best time to fly to London from Las Vegas with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Las Vegas to London

How far ahead should I book a flight from Las Vegas to London?

Use this chart to determine the optimal time to book a return flight from Las Vegas to London. Price data was last updated on 14 March 2025.

What is the cheapest month to book a flight from Las Vegas to London?

What is the cheapest time of day to fly from LAS to LON?

Find hourly flight availability from Las Vegas to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 22 March 2025.

What is the cheapest day to fly from Las Vegas to London?

Use this chart to determine the cheapest time to fly return from Las Vegas to London. Price data was last updated on 26 May 2024.

Weekly flight availability from Las Vegas to London

Explore weekly flight availability from Las Vegas to London. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 22 March 2025.

Rainfall in London by month

Plan your trip to London by taking into account the average rainfall totals by month.

Temperature in London by month

Plan your trip to London by taking into account the average temperature totals by month.

Reviews of airlines servicing London

Get insights into the airlines that provide service to London. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to London. Reviews last updated 22 March 2025.

To help decide which airline to fly from Las Vegas to London, see what other customers have to say about Delta, Porter Airlines and KLM. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Las Vegas to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Las Vegas to London?

What are the cheapest airlines flying from Las Vegas to London round-trip?

What are the cheapest airlines to fly from Las Vegas to London one-way?

What are the most popular routes from Las Vegas to London?

What are the most reliable airlines from Las Vegas to London?

What are the cheapest flights from Las Vegas to London?

Can I find deals for flights from Las Vegas to London that include hotel bookings?

How can I find direct flights from Las Vegas to London?

Can I find deals for business class flights from Las Vegas to London?

What is the cheapest month to book a flight from Las Vegas to London?

Travelling to a place near Las Vegas?

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Alternative routes for Las Vegas to London

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Las Vegas to London

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Cheapest flights from Las Vegas to London
Explore the most affordable flight options available from Las Vegas to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 March 2025.