What are the cheapest airlines flying from San Antonio to London round-trip?

According to our current data, Virgin Atlantic (£550), Lufthansa (£559), and Scandinavian Airlines (£562) offers the cheapest pricing from San Antonio to London. These flights start at 23% lower than the current average price 3 months from now.

What are the cheapest airlines to fly from San Antonio to London one-way?

For one-way options, check prices for Scandinavian Airlines. According to our data, you can fly for as low as £349. Users have also found prices from £361 and £372 on Air Canada and United Airlines, respectively.

What is the cheapest day to fly from San Antonio to London?

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

What are the most popular routes from San Antonio to London?

The most popular flight routes from San Antonio to London are San Antonio - London Heathrow, San Antonio - London Gatwick and San Antonio - London City.

What is the cheapest day to fly round-trip from San Antonio to London?

Flights from San Antonio to London are found to be more expensive on Friday. 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.

What is the cheapest month to fly from San Antonio to London?

Due to multiple factors, expect to potentially pay more when booking in January. For low rates, February can be a great choice for travel to London. Flights to London from San Antonio in February are about £717 on average during February, but can be found for as low as £469.

What airport do you fly from for flights from San Antonio to London?

Most people fly from San Antonio (SAT) if they book a flight from San Antonio to London. On average, San Antonio has 0 outbound flights to London per day from 1 airline. San Antonio is conveniently located just 7.6 mi from San Antonio’s city center.

Can I find deals for flights from San Antonio to London that include hotel bookings?

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

How can I find direct flights from San Antonio to London?

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

Can I find deals for business class flights from San Antonio to London?

Yes. Cheapflights offers flight deals from San Antonio 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.

£216+ Flights from San Antonio to London

Cheapflights Tip: The best prices from San Antonio to London are usually found in February or November, booked 70 days in advance, depart on a Wednesday or Monday and return on a Wednesday

Cheap flight deals from San Antonio to London

Round-trip from	£511
One-way from	£216
Popular in	January
Cheapest in	February
Average price	£589

17/5-24/5
3 total stops
72h 43m total
San Antonio to London

Search Deals

4/5
1 total stop
21h 55m total
San Antonio to London

Search Deals

Highest demand for flights based on searches. 12% potential increase in price (£73 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£18 potential savings vs. average return price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Find flight deals from San Antonio to London

Cheapest flights from San Antonio to London
Explore the most affordable flight options available from San Antonio to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 April 2025.

Sat 17/513:27SAT - LGW

2 stops39h 28mMultiple Airlines

Sat 24/510:45LGW - SAT

1 stop33h 15mMultiple Airlines

Deal found 18/4£511

Thu 8/507:00SAT - LHR

2 stops21h 00mMultiple Airlines

Tue 13/508:45LHR - SAT

3 stops33h 47mMultiple Airlines

Deal found 18/4£513

Wed 19/1116:10SAT - LHR

2 stops19h 30mScandinavian Airlines

Wed 3/1206:40LHR - SAT

2 stops22h 41mScandinavian Airlines

Deal found 18/4£521

Mon 12/511:59SAT - LHR

1 stop14h 51mVirgin Atlantic

Tue 19/811:20LHR - SAT

1 stop18h 54mVirgin Atlantic

Deal found 18/4£550

Mon 12/518:06SAT - LHR

1 stop11h 29mLufthansa

Tue 19/811:05LHR - SAT

2 stops16h 12mLufthansa

Deal found 18/4£559

Tue 9/914:38SAT - LHR

1 stop12h 22mIberia

Tue 16/910:30LHR - SAT

1 stop15h 27mIberia

Deal found 18/4£568

Tue 14/1014:20SAT - LHR

1 stop15h 15mUnited Airlines

Fri 24/1014:05LHR - SAT

2 stops27h 45mUnited Airlines

Deal found 18/4£575

Mon 12/519:15SAT - LHR

2 stops32h 45mAir Canada

Tue 19/809:30LHR - SAT

2 stops19h 29mAir Canada

Deal found 18/4£584

Tue 14/1012:50SAT - LHR

2 stops16h 20mDelta

Fri 24/1006:30LHR - SAT

2 stops19h 49mDelta

Deal found 18/4£586

Sun 19/1017:30SAT - LHR

1 stop13h 00mBritish Airways

Sun 26/1008:20LHR - SAT

1 stop13h 21mBritish Airways

Deal found 19/4£605

Tue 9/920:32SAT - LCY

2 stops37h 58mBritish Airways

Tue 16/911:20LCY - SAT

2 stops38h 37mBritish Airways

Deal found 18/4£614

Sat 27/908:03SAT - LGW

2 stops16h 32mAmerican Airlines

Sat 4/1010:40LGW - SAT

2 stops17h 29mAmerican Airlines

Deal found 18/4£640

Best flights from San Antonio to London
Discover carefully curated flight deals from San Antonio to London that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 April 2025.

Sat 17/513:27SAT - LGW

2 stops39h 28mMultiple Airlines

Sat 24/510:45LGW - SAT

1 stop33h 15mMultiple Airlines

Deal found 18/4£511

Mon 12/511:59SAT - LHR

1 stop14h 51mVirgin Atlantic

Tue 19/811:20LHR - SAT

1 stop18h 54mVirgin Atlantic

Deal found 18/4£550

Mon 12/518:06SAT - LHR

1 stop11h 29mLufthansa

Tue 19/811:05LHR - SAT

2 stops16h 12mLufthansa

Deal found 18/4£559

Mon 15/916:10SAT - LHR

2 stops41h 50mScandinavian Airlines

Wed 15/1019:30LHR - SAT

2 stops33h 51mScandinavian Airlines

Deal found 18/4£562

Tue 9/914:38SAT - LHR

1 stop12h 22mIberia

Tue 16/910:30LHR - SAT

1 stop15h 27mIberia

Deal found 18/4£568

Tue 14/1014:20SAT - LHR

1 stop15h 15mUnited Airlines

Fri 24/1014:05LHR - SAT

2 stops27h 45mUnited Airlines

Deal found 18/4£575

Mon 12/519:15SAT - LHR

2 stops32h 45mAir Canada

Tue 19/809:30LHR - SAT

2 stops19h 29mAir Canada

Deal found 18/4£584

Tue 14/1012:50SAT - LHR

2 stops16h 20mDelta

Fri 24/1006:30LHR - SAT

2 stops19h 49mDelta

Deal found 18/4£586

Tue 12/812:30SAT - LHR

1 stop11h 55mBritish Airways

Sat 23/815:10LHR - SAT

1 stop14h 27mBritish Airways

Deal found 18/4£605

Sat 27/908:03SAT - LGW

2 stops16h 32mAmerican Airlines

Sat 4/1010:40LGW - SAT

2 stops17h 29mAmerican Airlines

Deal found 18/4£640

Fri 15/814:40SAT - LHR

1 stop14h 10mFinnair

Sat 23/808:20LHR - SAT

1 stop15h 24mFinnair

Deal found 18/4£668

Wed 30/411:40SAT - LCY

2 stops15h 10mKLM

Wed 7/510:00LCY - SAT

2 stops18h 15mKLM

Deal found 18/4£751

Last-minute flights from San Antonio to London
Discover last-minute flight deals from San Antonio to London. Data last updated 19 April 2025 and is based on user searches.

Thu 24/410:55SAT - LHR

2 stops13h 50mVirgin Atlantic

Mon 5/510:55LHR - SAT

2 stops17h 10mVirgin Atlantic

Deal found 18/4£4,482

Thu 24/418:06SAT - LGW

2 stops33h 49mTurkish Airlines

Mon 5/517:15LGW - SAT

2 stops52h 31mTurkish Airlines

Deal found 18/4£5,200

Thu 24/412:05SAT - LCY

2 stops18h 25mMultiple Airlines

Mon 5/518:05LCY - SAT

2 stops32h 29mMultiple Airlines

Deal found 18/4£5,911

Thu 24/413:35SAT - LHR

2 stops22h 05mScandinavian Airlines

Mon 5/507:05LHR - SAT

3 stops23h 25mScandinavian Airlines

Deal found 18/4£6,524

Thu 24/409:35SAT - LHR

3 stops18h 25mAir Canada

Mon 5/508:30LHR - SAT

3 stops20h 42mAir Canada

Deal found 18/4£13,957

Fri 25/411:48SAT - LGW

1 stop16h 12mMultiple Airlines

Fri 2/510:55LGW - SAT

1 stop20h 15mMultiple Airlines

Deal found 18/4£690

Fri 25/414:11SAT - LHR

1 stop12h 09mUnited Airlines

Fri 2/509:30LHR - SAT

2 stops32h 42mUnited Airlines

Deal found 18/4£745

Fri 25/410:55SAT - LHR

1 stop13h 50mKLM

Fri 2/513:05LHR - SAT

1 stop15h 00mKLM

Deal found 18/4£755

Fri 25/406:02SAT - LHR

1 stop19h 18mBritish Airways

Tue 6/519:30LHR - SAT

2 stops32h 33mBritish Airways

Deal found 18/4£4,071

Fri 25/410:55SAT - LHR

2 stops16h 00mDelta

Tue 6/511:30LHR - SAT

2 stops19h 00mDelta

Deal found 18/4£4,326

Mon 28/412:21SAT - LHR

1 stop13h 19mLufthansa

Fri 9/507:25LHR - SAT

2 stops19h 42mLufthansa

Deal found 18/4£1,422

Mon 28/414:11SAT - LHR

2 stops15h 39mMultiple Airlines

Fri 9/507:25LHR - SAT

2 stops19h 42mMultiple Airlines

Deal found 18/4£1,471

One-way flights from San Antonio to London
Search for one-way flight options from San Antonio to London. Find affordable one-way fares based on user searches. Data last updated 19 April 2025.

Sun 4/507:00SAT - LGW

1 stop21h 55mMultiple Airlines

Deal found 18/4£216

Sun 4/518:31SAT - LHR

3 stops35h 24mMultiple Airlines

Deal found 18/4£267

Tue 20/507:05SAT - STN

3 stops21h 35mMultiple Airlines

Deal found 18/4£312

Tue 20/516:00SAT - LHR

2 stops19h 40mScandinavian Airlines

Deal found 19/4£349

Sat 2/813:43SAT - LHR

2 stops38h 17mAir Canada

Deal found 18/4£361

Sat 2/819:19SAT - LHR

1 stop34h 16mUnited Airlines

Deal found 18/4£372

Thu 8/507:00SAT - SEN

3 stops44h 00mMultiple Airlines

Deal found 18/4£373

Sat 24/507:45SAT - LHR

2 stops22h 20mWestJet

Deal found 17/4£395

Thu 8/506:15SAT - LHR

1 stop20h 50mBritish Airways

Deal found 17/4£405

Sun 25/514:55SAT - LCY

3 stops44h 35mMultiple Airlines

Deal found 17/4£416

Tue 20/512:08SAT - LHR

1 stop13h 07mVirgin Atlantic

Deal found 19/4£417

Thu 8/506:15SAT - LHR

2 stops19h 45mAer Lingus

Deal found 18/4£438

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Sat 17/5

13:27-10:55

2 stops39h 28m

London Gatwick

Sat 24/5

10:45-14:00

1 stop33h 15m

£511

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Thu 8/5

07:00-10:00

2 stops21h 00m

London Heathrow

Tue 13/5

08:45-12:32

3 stops33h 47m

£513

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Mon 12/5

11:59-08:50

1 stop14h 51m

London Heathrow

Tue 19/8

11:20-00:14

1 stop18h 54m

£550

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Mon 12/5

18:06-11:35

1 stop11h 29m

London Heathrow

Tue 19/8

11:05-21:17

2 stops16h 12m

£559

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Mon 15/9

16:10-16:00

2 stops41h 50m

London Heathrow

Wed 15/10

18:40-23:21

2 stops34h 41m

£562

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Tue 9/9

14:38-09:00

1 stop12h 22m

London Heathrow

Tue 16/9

10:30-19:57

1 stop15h 27m

£568

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Tue 14/10

14:20-11:35

1 stop15h 15m

London Heathrow

Fri 24/10

14:05-11:50

2 stops27h 45m

£575

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Mon 12/5

19:15-10:00

2 stops32h 45m

London Heathrow

Tue 19/8

09:30-22:59

2 stops19h 29m

£584

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Tue 14/10

12:50-11:10

2 stops16h 20m

London Heathrow

Fri 24/10

06:30-20:19

2 stops19h 49m

£586

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Tue 12/8

12:30-06:25

1 stop11h 55m

London Heathrow

Sat 23/8

15:10-23:37

1 stop14h 27m

£605

Flights are sorted by cheapest return flights first.

Deals found on 18/4

Showing 1-10 of 46 results

...

Best time to book a flight from San Antonio to London

Have a flexible travel schedule? Discover the best time to fly to London from San Antonio 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 San Antonio to London

How far ahead should I book a flight from San Antonio to London?

The best time to book flights from San Antonio to London is 70 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from San Antonio to London?

Currently, January is the cheapest month in which you can book a flight from San Antonio to London (average of £112). Flying from San Antonio 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 SAT to LON?

Unlike at midday, when flights are generally more expensive, you can save up to 5% on flights from San Antonio to London by exploring options for tickets in the afternoon.

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

See what other customers who have flown with Delta, KLM and Finnair from San Antonio to London have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very Good

7,920 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

7,920 reviews

Delta

8.0

Very Good

7,920 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

1,331 reviews

Delta

8.0

Very Good

7,920 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

1,271 reviews

Delta

8.0

Very Good

7,920 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 France

7.4

Good

1,438 reviews

Delta

8.0

Very Good

7,920 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.

United Airlines

7.4

Good

8,667 reviews

Delta

8.0

Very Good

7,920 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 San Antonio to London?
Most people fly from San Antonio (SAT) if they book a flight from San Antonio to London. On average, San Antonio has 0 outbound flights to London per day from 1 airline. San Antonio is conveniently located just 7.6 mi from San Antonio’s city center.
What are the cheapest airlines flying from San Antonio to London round-trip?
According to our current data, Virgin Atlantic (£550), Lufthansa (£559), and Scandinavian Airlines (£562) offers the cheapest pricing from San Antonio to London. These flights start at 23% lower than the current average price 3 months from now.
What are the cheapest airlines to fly from San Antonio to London one-way?
For one-way options, check prices for Scandinavian Airlines. According to our data, you can fly for as low as £349. Users have also found prices from £361 and £372 on Air Canada and United Airlines, respectively.
What are the most popular routes from San Antonio to London?
The most popular flight routes from San Antonio to London are San Antonio - London Heathrow, San Antonio - London Gatwick and San Antonio - London City.
Can I find deals for flights from San Antonio to London that include hotel bookings?
Yes. In addition to deals on San Antonio to London flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from San Antonio to London?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Antonio to London.
Can I find deals for business class flights from San Antonio to London?
Yes. Cheapflights offers flight deals from San Antonio 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 San Antonio to London?
Currently, January is the cheapest month in which you can book a flight from San Antonio to London (average of £112). Flying from San Antonio 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

Luton

Slough

Croydon

Eastbourne

Wembley

Hayes

Crawley

Southend-on-Sea

Maidstone

Ipswich

Southall

Ilford

Winchester

Folkestone

Dartford

Watford

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from San Antonio to London

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest£584	Average£929	FlexibilityNo cancel fee	On-time70%	Search British Airways flights

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How does Cheapflights help users find flights from San Antonio to London?

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 London from San Antonio today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from San Antonio to London?

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 San Antonio to London.

Can Cheapflights find flights from San Antonio to London with no change fees?

Yes! Cheapflights helps users easily find flights from San Antonio to London with no change fees.

Can Cheapflights notify me if prices for flights from San Antonio to London become cheaper?

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Cheap flights from San Antonio to London from £216

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 4/5. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from San Antonio to London are usually found in February or November, booked 70 days in advance, depart on a Wednesday or Monday and return on a Wednesday

Cheap flight deals from San Antonio to London

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from San Antonio to London

Cheapest flights from San Antonio to LondonExplore the most affordable flight options available from San Antonio to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 April 2025.

Explore the most affordable flight options available from San Antonio to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 April 2025.

Cheapflights Fare Finder

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

Best time to book a flight from San Antonio to London

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

Cheapflights Insights

Everything you need to know about your flight from San Antonio to London

How far ahead should I book a flight from San Antonio to London?

Use this chart to determine the optimal time to book a return flight from San Antonio to London. Price data was last updated on 11 April 2025.

What is the cheapest month to book a flight from San Antonio to London?

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

Find hourly flight availability from San Antonio 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 19 April 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 19 April 2025.

See what other customers who have flown with Delta, KLM and Finnair from San Antonio to London have to say. Users can see the overall rating for each airline as well as how each is rated 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 San Antonio 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 San Antonio to London?

What are the cheapest airlines flying from San Antonio to London round-trip?

What are the cheapest airlines to fly from San Antonio to London one-way?

What are the most popular routes from San Antonio to London?

Can I find deals for flights from San Antonio to London that include hotel bookings?

How can I find direct flights from San Antonio to London?

Can I find deals for business class flights from San Antonio to London?

What is the cheapest month to book a flight from San Antonio to London?

Travelling to a place near San Antonio?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for San Antonio to London

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

Top airline flying from San Antonio to London

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 San Antonio to London?

Why should you use Cheapflights to find cheap flight tickets from San Antonio to London?

Can Cheapflights find flights from San Antonio to London with no change fees?

Can Cheapflights notify me if prices for flights from San Antonio to London become cheaper?

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Travel Smart

Cheapest flights from San Antonio to London
Explore the most affordable flight options available from San Antonio to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 April 2025.