Which stopover airport has the shortest connection time from London to San Antonio?

Charlotte (CLT) has the shortest average stopover time for this route: 1h 05m.

Which stopover airport offers the lowest fares from London to San Antonio?

Flights via Charlotte (CLT) offer the lowest average return price of £805.

Which airlines fly to San Antonio?

British Airways, Lufthansa and Virgin Atlantic are the top three most popular airlines that fly to San Antonio from London according to our data. British Airways is the first choice among our users, with 77% of people opting to fly with this airline when travelling to San Antonio. Keep in mind that there are 10 different airlines that fly to San Antonio on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from London to San Antonio?

WestJet and United Airlines are the most popular carriers operating from London to San Antonio

Which airport is the most popular for stopovers for flights between London and San Antonio?

Houston (IAH) was the most common stop: 48% of momondo users choosing one-stop flights on this route connected there.

Which stopover airport has the shortest travel time from London to San Antonio?

Flights connecting via Dallas (DFW) have the shortest average one-way travel time: 12h 57m.

When did momondo last update prices for flights from London to San Antonio Airport?

Prices for flights from London to San Antonio Airport are updated daily.

How many operators does momondo search for flights from London to San Antonio Airport?

As of October 2026, there are 4 operators available to choose from for flights from London to San Antonio Airport.

How old do you have to be to fly from London to San Antonio Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London to San Antonio Airport.

What documentation or ID do you need to fly to San Antonio Airport?

The travel and health documents you'll need for your trip to San Antonio Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Antonio Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£307 Cheap Flights from London to San Antonio in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from London to San Antonio

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

06:40 - 22:19LHR London Heathrow-SAT San Antonio

21h 39m2 stops Kastrup Copenhagen Atlanta Hartsfield-Jackson

13:45 - 17:40SAT San Antonio-LHR London Heathrow

21h 55m2 stops Atlanta Hartsfield-Jackson Kastrup Copenhagen

£567Scandinavian Airlines

Fri, 4 Dec - Sun, 6 Dec

17:00 - 00:45LHR London Heathrow-SAT San Antonio

37h 45m2 stops Kastrup Copenhagen Atlanta Hartsfield-Jackson

16:00 - 21:40SAT San Antonio-LHR London Heathrow

23h 40m2 stops Los Angeles Kastrup Copenhagen

£582Scandinavian Airlines

Sat, 16 Jan - Thu, 21 Jan

17:05 - 11:11LHR London Heathrow-SAT San Antonio

24h 06m2 stops Los Angeles Orlando

20:41 - 11:35SAT San Antonio-LHR London Heathrow

32h 54m2 stops Denver Intl Los Angeles

£703Multiple Airlines

Tue, 24 Nov - Thu, 3 Dec

17:05 - 20:02LHR London Heathrow-SAT San Antonio

32h 57m2 stops Los Angeles Denver Intl

22:52 - 16:30SAT San Antonio-LHR London Heathrow

35h 38m2 stops Las Vegas Harry Reid Intl Los Angeles

£731Multiple Airlines

Sat, 5 Dec - Fri, 11 Dec

10:25 - 21:26LHR London Heathrow-SAT San Antonio

17h 01m2 stops Chicago O'Hare Intl Houston George Bush Intcntl

09:41 - 09:10SAT San Antonio-LHR London Heathrow

17h 29m2 stops Houston George Bush Intcntl Newark

£826Lufthansa

Fri, 4 Dec - Sat, 5 Dec

10:00 - 21:26LHR London Heathrow-SAT San Antonio

17h 26m1 stop Houston George Bush Intcntl

09:41 - 05:55SAT San Antonio-LHR London Heathrow

14h 14m2 stops Houston George Bush Intcntl Chicago O'Hare Intl

£826Lufthansa

Fri, 4 Dec - Sat, 5 Dec

16:00 - 00:33LHR London Heathrow-SAT San Antonio

14h 33m1 stop Atlanta Hartsfield-Jackson

11:45 - 07:45SAT San Antonio-LHR London Heathrow

14h 00m1 stop Detroit Metropolitan Wayne County

£876Virgin Atlantic

Mon, 23 Nov - Mon, 30 Nov

09:50 - 21:26LHR London Heathrow-SAT San Antonio

17h 36m1 stop Minneapolis St Paul

11:04 - 06:25SAT San Antonio-LHR London Heathrow

13h 21m1 stop Atlanta Hartsfield-Jackson

£886Virgin Atlantic

Mon, 16 Nov - Mon, 23 Nov

14:10 - 21:59LHR London Heathrow-SAT San Antonio

13h 49m1 stop Dallas/Fort Worth

12:46 - 06:50SAT San Antonio-LHR London Heathrow

12h 04m1 stop Dallas/Fort Worth

£912British Airways

Wed, 10 Feb - Wed, 17 Feb

11:45 - 19:55LHR London Heathrow-SAT San Antonio

14h 10m1 stop Charlotte Douglas

17:32 - 12:00SAT San Antonio-LHR London Heathrow

12h 28m1 stop Charlotte Douglas

£980British Airways

Tue, 24 Nov - Thu, 3 Dec

Cheap last-minute flights

Enter your travel dates to find the best prices.

19:30 - 23:26LHR London Heathrow-SAT San Antonio

33h 56m2 stops Kastrup Copenhagen Atlanta Hartsfield-Jackson

16:00 - 09:20SAT San Antonio-LHR London Heathrow

35h 20m2 stops Los Angeles Kastrup Copenhagen

£607Scandinavian Airlines

Thu, 5 Nov - Thu, 4 Feb

07:05 - 23:26LHR London Heathrow-SAT San Antonio

22h 21m3 stops Oslo Gardermoen Kastrup Copenhagen Atlanta Hartsfield-Jackson

16:00 - 21:40SAT San Antonio-LHR London Heathrow

23h 40m2 stops Los Angeles Kastrup Copenhagen

£621Scandinavian Airlines

Wed, 4 Nov - Thu, 4 Feb

20:35 - 16:19LHR London Heathrow-SAT San Antonio

49h 44m2 stops Reykjavik Keflavik Intl Seattle/Tacoma Intl

17:00 - 10:50SAT San Antonio-LHR London Heathrow

35h 50m2 stops Seattle/Tacoma Intl Reykjavik Keflavik Intl

£859Multiple Airlines

Thu, 5 Nov - Tue, 2 Feb

08:50 - 23:55LHR London Heathrow-SAT San Antonio

21h 05m2 stops Dublin Chicago O'Hare Intl

14:56 - 16:50SAT San Antonio-LHR London Heathrow

19h 54m2 stops Chicago O'Hare Intl Dublin

£860Aer Lingus

Wed, 4 Nov - Wed, 11 Nov

12:05 - 20:24LHR London Heathrow-SAT San Antonio

14h 19m1 stop Washington, D.C. Dulles Intl

12:45 - 10:25SAT San Antonio-LHR London Heathrow

15h 40m1 stop Newark

£1,046Lufthansa

Wed, 4 Nov - Wed, 11 Nov

10:25 - 23:38LHR London Heathrow-SAT San Antonio

19h 13m1 stop Chicago O'Hare Intl

12:24 - 10:50SAT San Antonio-LHR London Heathrow

16h 26m1 stop Washington, D.C. Dulles Intl

£1,051Lufthansa

Mon, 2 Nov - Mon, 30 Nov

15:40 - 23:55LHR London Heathrow-SAT San Antonio

14h 15m1 stop Chicago O'Hare Intl

15:27 - 10:25SAT San Antonio-LHR London Heathrow

12h 58m1 stop Chicago O'Hare Intl

£1,194British Airways

Thu, 5 Nov - Tue, 2 Feb

11:50 - 19:22LHR London Heathrow-SAT San Antonio

13h 32m1 stop Dallas/Fort Worth

13:18 - 07:20SAT San Antonio-LHR London Heathrow

12h 02m1 stop Charlotte Douglas

£1,197British Airways

Wed, 4 Nov - Thu, 4 Feb

11:35 - 12:18LHR London Heathrow-SAT San Antonio

30h 43m1 stop New York John F Kennedy Intl

16:29 - 06:25SAT San Antonio-LHR London Heathrow

31h 56m1 stop Atlanta Hartsfield-Jackson

£1,881Virgin Atlantic

Tue, 3 Nov - Sun, 8 Nov

11:35 - 12:18LHR London Heathrow-SAT San Antonio

30h 43m1 stop New York John F Kennedy Intl

18:20 - 07:20SAT San Antonio-LHR London Heathrow

31h 00m2 stops Atlanta Hartsfield-Jackson Washington, D.C. Dulles Intl

£1,930Virgin Atlantic

Tue, 3 Nov - Sun, 8 Nov

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Aer Lingus flights from London to San Antonio

Our best Aer Lingus deals on London to San Antonio flight tickets

Aer Lingus

7 Nov

LHR08:50London Heathrow

21h 05m

2 stops

SAT23:55San Antonio

14 Nov

SAT07:15San Antonio

18h 50m

2 stops

LHR08:05London Heathrow

£809

Aer Lingus

11 Nov

LHR08:50London Heathrow

21h 05m

2 stops

SAT23:55San Antonio

18 Nov

SAT14:56San Antonio

20h 54m

2 stops

LHR17:50London Heathrow

£825

Aer Lingus

16 Nov

LHR20:45London Heathrow

33h 10m

2 stops

SAT23:55San Antonio

23 Nov

SAT14:30San Antonio

15h 05m

1 stop

LHR11:35London Heathrow

£847

Iberia flights from London to San Antonio

Our best Iberia deals on London to San Antonio flight tickets

Iberia

16 Nov

LGW19:40London Gatwick

18h 49m

2 stops

SAT08:29San Antonio

23 Nov

SAT12:58San Antonio

15h 52m

2 stops

LGW10:50London Gatwick

£935

Iberia

24 Nov

LGW19:40London Gatwick

31h 34m

2 stops

SAT21:14San Antonio

3 Dec

SAT11:23San Antonio

17h 27m

2 stops

LGW10:50London Gatwick

£950

Iberia

4 Nov

LGW19:40London Gatwick

18h 49m

2 stops

SAT08:29San Antonio

11 Nov

SAT12:45San Antonio

16h 05m

2 stops

LGW10:50London Gatwick

£1,219

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSan Antonio

LHR London Heathrow - SAT San Antonio

LHRSAT

London Heathrow

Fri 4/12

06:40-22:19

2 stops21h 39m

San Antonio

Sun 6/12

13:45-17:40

2 stops21h 55m

£567

LondonSan Antonio

LHR London Heathrow - SAT San Antonio

LHRSAT

London Heathrow

Sat 16/1

17:00-00:45

2 stops37h 45m

San Antonio

Thu 21/1

16:00-21:40

2 stops23h 40m

£582

LondonSan Antonio

LHR London Heathrow - SAT San Antonio

LHRSAT

London Heathrow

Tue 24/11

17:05-11:11

2 stops24h 06m

San Antonio

Thu 3/12

20:41-11:35

2 stops32h 54m

£703

LondonSan Antonio

LHR London Heathrow - SAT San Antonio

LHRSAT

London Heathrow

Sat 5/12

17:05-20:02

2 stops32h 57m

San Antonio

Fri 11/12

22:52-16:30

2 stops35h 38m

£731

LondonSan Antonio

LHR London Heathrow - SAT San Antonio

LHRSAT

London Heathrow

Fri 4/12

10:25-21:26

2 stops17h 01m

San Antonio

Sat 5/12

09:41-09:10

2 stops17h 29m

£826

LondonSan Antonio

LHR London Heathrow - SAT San Antonio

LHRSAT

London Heathrow

Fri 4/12

10:00-21:26

1 stop17h 26m

San Antonio

Sat 5/12

09:41-05:55

2 stops14h 14m

£826

LondonSan Antonio

LHR London Heathrow - SAT San Antonio

LHRSAT

London Heathrow

Mon 23/11

16:00-00:33

1 stop14h 33m

San Antonio

Mon 30/11

11:45-07:45

1 stop14h 00m

£876

LondonSan Antonio

LHR London Heathrow - SAT San Antonio

LHRSAT

London Heathrow

Mon 16/11

09:50-21:26

1 stop17h 36m

San Antonio

Mon 23/11

11:04-06:25

1 stop13h 21m

£886

Fastest return journey

LondonSan Antonio

LHR London Heathrow - SAT San Antonio

LHRSAT

London Heathrow

Wed 10/2

14:10-21:59

1 stop13h 49m

San Antonio

Wed 17/2

12:46-06:50

1 stop12h 04m

£912

LondonSan Antonio

LHR London Heathrow - SAT San Antonio

LHRSAT

London Heathrow

Tue 24/11

11:45-19:55

1 stop14h 10m

San Antonio

Thu 3/12

17:32-12:00

1 stop12h 28m

£980

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from London to San Antonio

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Stopovers

What is the typical price of a round-trip flight between London and San Antonio?

Prices are currently low for flights on this route.

Typical prices usually range from £894 to £1,060.
The lowest price recently found on this route was £567.

What is the cheapest month to fly to San Antonio?

The month of February is, on average, the cheapest month to fly to San Antonio from London, with most prices found around £756. If you aren’t able to travel to San Antonio during the month of February, then flying in January is also cheap. Prices for this month can be found on momondo for an average of £871.

Can stopping save me money on London to San Antonio flights?

You could potentially save up to 35% on your flight if you consider stops on a London to San Antonio flight.

How have London to San Antonio flight prices changed over time?

As of October 2026, prices for London to San Antonio flights are approximately 25% more expensive when compared to flights at the same time last year.

When to book flights from London to San Antonio

Are you open to changing your travel dates? Check out the ideal times to fly from London to San Antonio according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap London to San Antonio (LON to SAT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London to San Antonio

Best price found	£307
Fastest flight time	16h 44m
Direct flights	None

The best one-way flight to San Antonio from London in the past 72 hours is £307. The best return flight deal from London to San Antonio found on momondo in the last 72 hours is £567.

The fastest flight from London to San Antonio takes 16h 44m

There are no direct flights from London to San Antonio. There are no popular flight routes from London to San Antonio.

Search flight deals

Frequently asked questions about flying from London to San Antonio

How far is London to San Antonio by plane?
The straight-line distance from London to San Antonio is 4985.7 mi. Typically, this will take 16h 44m by plane in normal conditions.
When did momondo last update prices for flights from London to San Antonio Airport?
Prices for flights from London to San Antonio Airport are updated daily.
How many operators does momondo search for flights from London to San Antonio Airport?
As of October 2026, there are 4 operators available to choose from for flights from London to San Antonio Airport.
How old do you have to be to fly from London to San Antonio Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London to San Antonio Airport.
What documentation or ID do you need to fly to San Antonio Airport?
The travel and health documents you'll need for your trip to San Antonio Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at San Antonio Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular airline from London to San Antonio?
Based on momondo bookings for this flight route, the most popular airline on flight routes from London to San Antonio is British Airways (48% of total bookings). The next most popular airlines are Lufthansa (23%), Virgin Atlantic (15%), and United Airlines (7%).

Best airlines flying from London to San Antonio

Compare and see reviews for airlines that fly from London to San Antonio with momondo

Airline	Rating	Free Cancellation	Price
Scandinavian Airlines	PriceFrom £546	Free Cancellation	Rating 7.4 2,031 reviews	Search Scandinavian Airlines flights
Lufthansa	PriceFrom £762	Free Cancellation	Rating 6.8 8,300 reviews	Search Lufthansa flights
British Airways	PriceFrom £788	Free Cancellation	Rating 6.7 8,277 reviews	Search British Airways flights
Virgin Atlantic	PriceFrom £871	Free Cancellation	Rating 7.5 699 reviews	Search Virgin Atlantic flights

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Why use momondo?

Why should I use momondo to find a flight deal from London to San Antonio?

Finding the right flight to San Antonio from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Antonio quick and easy, saving you time and money.

Can I find flights from London to San Antonio with flexible booking policies on momondo?

momondo does allow users to show only those flights to San Antonio from London which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from London to San Antonio?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from London to San Antonio.

I’m not ready to book a flight from London to San Antonio right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of London to San Antonio flights. All you need is a valid email address and we will do the rest; it is that quick and easy.