Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from London Heathrow Airport to the United States from £208

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 21/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — LAX
27 Mar — 3 Apr1
1 adult

Cheap flight deals from Heathrow to USA

Keep the following information in mind while searching for Heathrow to USA flight deals. Data was last updated 22 March 2025.

Round-trip from

£336

One-way from

£208

Popular in

August

Cheapest in

January

Average price

£376

Good round-trip deal

£406 or less

Good one-way deal

£443 or less
United Airlines
  • United Airlines
  • 29/8-8/9
  • 3 total stops
  • 28h 54m total
  • London to USA
21/5
  • 21/5
  • 1 total stop
  • 31h 10m total
  • London to USA
Highest demand for flights based on searches. 9% potential increase in price (£33 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£8 potential savings vs. average return price).
Average for round-trip flights in March 2025
Price to beat on a round-trip flight from London Heathrow to USA.
Price to beat on a one-way flight from London Heathrow to USA.

Find flight deals from Heathrow to USA

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

Fri 29/809:30LHR - EWR
2 stops19h 04mUnited Airlines
Mon 8/919:50EWR - LHR
1 stop9h 50mUnited Airlines
Deal found 21/3£336
Fri 28/309:00LHR - LGA
2 stops17h 33mAir Canada
Thu 3/416:35LGA - LHR
1 stop11h 00mAir Canada
Deal found 21/3£337
Fri 28/315:00LHR - JFK
2 stops28h 00mAir Canada
Fri 4/409:00JFK - LHR
2 stops16h 35mAir Canada
Deal found 21/3£337
Thu 15/509:30LHR - EWR
1 stop11h 10mLufthansa
Tue 20/518:45EWR - LHR
Nonstop7h 30mLufthansa
Deal found 21/3£337
Wed 10/1214:30LHR - LGA
2 stops29h 23mUnited Airlines
Mon 15/1206:05LGA - LHR
1 stop19h 35mUnited Airlines
Deal found 22/3£339
Thu 24/406:00LHR - EWR
1 stop12h 15mMultiple Airlines
Sun 27/420:50EWR - LHR
Nonstop7h 30mMultiple Airlines
Deal found 21/3£339
Mon 5/520:05LHR - JFK
1 stop21h 45mSWISS
Mon 12/516:15JFK - LHR
1 stop14h 10mSWISS
Deal found 21/3£339
Wed 21/506:50LHR - JFK
2 stops13h 10mMultiple Airlines
Tue 3/610:30JFK - LHR
2 stops15h 00mMultiple Airlines
Deal found 21/3£340
Tue 22/412:40LHR - JFK
2 stops31h 20mUnited Airlines
Mon 12/516:15JFK - LHR
1 stop14h 10mUnited Airlines
Deal found 21/3£341
Tue 6/514:05LHR - EWR
1 stop10h 41mAir Canada
Tue 13/509:55EWR - LHR
2 stops15h 35mAir Canada
Deal found 21/3£343
Fri 28/319:50LHR - JFK
Nonstop8h 05mFinnair
Thu 3/421:30JFK - LHR
Nonstop7h 10mFinnair
Deal found 21/3£346
Thu 27/306:00LHR - EWR
1 stop12h 55mSWISS
Wed 2/421:50EWR - LHR
1 stop15h 00mSWISS
Deal found 21/3£349

Cheapflights Fare Finder

Customise your flight search to find flights from Heathrow to USA that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 22 March 2025.
Use the filters below to find and compare flights from London Heathrow Airport to the United States that are best for you.

Fly from

Heathrow

Fly to

USA

Route

Depart

Return

Price

LondonNewark

LHR - EWR

LHREWR

London Heathrow

Fri 29/8

09:30-23:34

2 stops19h 04m

Newark

Mon 8/9

19:50-10:40

1 stop9h 50m

£336

LondonNewark

LHR - EWR

LHREWR

London Heathrow

Thu 15/5

09:30-15:40

1 stop11h 10m

Newark

Tue 20/5

18:45-07:15

Nonstop7h 30m

£337

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

Thu 3/4

08:40-16:35

1 stop12h 55m

New York John F Kennedy Intl

Wed 21/5

15:40-21:00

2 stops24h 20m

£337

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

Fri 25/4

09:30-22:45

2 stops18h 15m

New York John F Kennedy Intl

Sun 4/5

10:30-06:30

2 stops15h 00m

£338

LondonNewark

LHR - EWR

LHREWR

London Heathrow

Thu 1/5

20:05-20:10

1 stop29h 05m

Newark

Tue 6/5

17:25-05:55

Nonstop7h 30m

£338

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

Mon 5/5

20:05-12:50

1 stop21h 45m

New York John F Kennedy Intl

Mon 12/5

16:15-11:25

1 stop14h 10m

£339

LondonNew York

LHR - JFK

LHRJFK

London Heathrow

Wed 21/5

06:50-15:00

2 stops13h 10m

New York John F Kennedy Intl

Tue 3/6

10:30-06:30

2 stops15h 00m

£340

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Tue 6/5

09:30-16:58

1 stop12h 28m

New York LaGuardia

Tue 13/5

15:30-06:30

1 stop10h 00m

£343

LondonNewark

LHR - EWR

LHREWR

London Heathrow

Tue 6/5

14:05-19:46

1 stop10h 41m

Newark

Tue 13/5

09:55-06:30

2 stops15h 35m

£343

LondonNew York

LHR - LGA

LHRLGA

London Heathrow

Wed 21/5

09:30-23:30

2 stops19h 00m

New York LaGuardia

Wed 28/5

13:17-08:20

1 stop14h 03m

£347

Flights are sorted by cheapest return flights first.

Deals found on 22/3

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Heathrow to USA

Have a flexible travel schedule? Discover the best time to fly to USA from Heathrow 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 London Heathrow Airport to the United States

What is the cheapest month to book a flight from London Heathrow Airport to USA?

Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to USA (average of £575). Flying from London Heathrow Airport to USA in July is currently the most expensive (average of £811). 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 LHR to US?

Find hourly flight availability from Heathrow to USA. 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.

When flying from London Heathrow Airport to USA, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Weekly flight availability from London Heathrow Airport to USA

Explore weekly flight availability from Heathrow to USA. 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.

The most flights from LHR to US0 are scheduled on a Wednesday (58 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (50 on average).

Rainfall in USA by month

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

In terms of precipitation, rainfall in USA ranges from 71.0 - 114.0 inches per month. July is typically the wettest month, when rainfall can reach 114.0 mm. February is typically the driest time to visit USA when rainfall is around 71.0 mm.

Temperature in USA by month

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

If weather is an important factor for your trip to USA, 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 25.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 1.0 C).

Reviews of airlines servicing USA

Get insights into the airlines that provide service to USA. 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 USA. Reviews last updated 22 March 2025.
Read through reviews of airlines operating flights from London to USA, such as Delta, Air New Zealand and KLM. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
8.0
Very Good

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Overall

8.0

Entertainment

7.9

Food

7.3

Crew

8.5

Boarding

8.2

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Heathrow to USA. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airports serve USA to London Heathrow flights?

    Direct and indirect flights to London Heathrow from the USA are plentiful. Routes to London Heathrow (LHR) are operated from over 25 major international airports in the USA. The busiest departure airports include Los Angeles Airport (LAX), John F Kennedy International Airport (JFK), Miami International Airport (MIA) and Logan International Airport (BOS) in Boston. They are all major international hubs for their regions and offer excellent local transport connections to their respective cities. All have high-quality passenger amenities, including lounges, on-site hotels, restaurants and retail. London Heathrow is the UK’s busiest airport and a major international hub with excellent passenger amenities. With some of the best local transport links in the UK, it connects with central London and the wider UK travel network by train, bus, taxi and the 'Tube', London’s underground rail network.

  • Which airlines fly directly from the USA to London Heathrow?

    From LAX, you can fly directly to London Heathrow with providers like Virgin, Finnair and Air France. The journey will take around 10h 15min. You can also fly direct from JFK with airlines such as Iberia, British Airways and JetBlue in approximately 7h 25min. There are plenty of options for flying out of Miami International (MIA), with airlines such as KLM, Qatar Airways and British Airways offering direct flights every week. This route takes around 8h 40min. Logan International Airport in Boston has direct flights to Heathrow with Virgin Atlantic, British Airways, Qatar Airways and Iberia, among others. Flight times are around 6h 25min.

  • What are the stopover options between USA to London Heathrow?

    There are numerous stopover options on this route. You could take an SAS flight from LAX to London Heathrow via Copenhagen with a 7h 50min stopover. The total flight time on this route is 21h 20min. Alternatively, Aeromexico fly out of LAX via its home hub of Mexico City (MEX), where you'll have a 4h 10min layover. For Heathrow flights from JFK, Aer Lingus fly via Dublin with a 1h 55min transit. Lufthansa also operate this route, stopping in Munich (MUC) for 1h 20min, while KLM connects via Amsterdam (AMS) with a 50min stopover. From Miami, you can take a United Airlines flight to Heathrow via Chicago O'Hare International. The stopover here takes 3h 12min. The same airline also offers flights transiting through Frankfurt (FRA), Washington Dulles (IAD) or Newark (EWR). Alitalia, meanwhile, will bring you from Miami to Heathrow via Rome Fiumicino (FCO). From Boston, you can fly with TAP Air Portugal via Lisbon (LIS) or with Jetblue via JFK.

  • Do I need a passport or visa to fly from the USA to London Heathrow?

    If you are travelling on a United States passport, you do not need a visa to visit the UK as a tourist for stays of up to six months. You must ensure that your passport is valid beyond the date of return travel, and you may be asked to present a return flight ticket. 

  • What are the cheapest airlines to fly from London Heathrow Airport to USA one-way?

    The cheapet airlines for a one-way flight from London Heathrow Airport to USA are Vueling (£209), TAP AIR PORTUGAL (£255), and WestJet (£313).

  • What are the most popular routes from London Heathrow Airport to USA?

  • What are the most reliable airlines from London Heathrow Airport to USA?

    Consider SriLankan Airlines (96%), Fiji Airways (92%) or Malaysia Airlines (92%) when booking your flight. These represent the most reliable airlines when flying from London Heathrow Airport to USA.

  • What are the cheapest flights from London Heathrow Airport to USA?

    Looking at all options, your cheapest flight can be booked for £383. While the most popular route (London Heathrow - New York John F Kennedy Intl) can be booked for £305 on average our data indicates £1,984 when flying from London Heathrow Airport to USA.

  • Can I find deals for flights from Heathrow to USA that include hotel bookings?

    Yes. In addition to deals on Heathrow to USA flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Heathrow to USA?

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

  • Can I find deals for business class flights from Heathrow to USA?

    Yes. Cheapflights offers flight deals from Heathrow to USA 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 London Heathrow Airport to USA?

    Currently, January is the cheapest month in which you can book a flight from London Heathrow Airport to USA (average of £575). Flying from London Heathrow Airport to USA in July is currently the most expensive (average of £811). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Heathrow to USA

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

Top 10 airlines flying from Heathrow to USA

Discover the top 10 airlines that operate flights from Heathrow to USA. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 22 March 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest£247Average£638FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Norse Atlantic UKCheapest£251Average£453FlexibilityNo cancel feeOn-timeN/A
Search Norse Atlantic UK flights
PLAYCheapest£286Average£443FlexibilityNo cancel feeOn-timeN/A
Search PLAY flights
Air CanadaCheapest£289Average£536FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
TAP AIR PORTUGALCheapest£291Average£498FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
United AirlinesCheapest£309Average£606FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
SWISSCheapest£326Average£497FlexibilityNo cancel feeOn-time79%
Search SWISS flights
Scandinavian AirlinesCheapest£328Average£551FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
Air FranceCheapest£337Average£541FlexibilityNo cancel feeOn-time77%
Search Air France flights
IcelandairCheapest£343Average£597FlexibilityNo cancel feeOn-time76%
Search Icelandair flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Heathrow to USA?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to USA from Heathrow today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Heathrow to USA?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Heathrow to USA.

Can Cheapflights find flights from Heathrow to USA with no change fees?

Certainly. Search results for flights to USA from Heathrow 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 Heathrow to USA become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to USA from Heathrow today and book when prices fit your budget.

100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.