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

Flights connecting via Atlanta (ATL) have the shortest average one-way travel time: 13h 08m.

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

Dallas (DFW) was the most common stop: 53% of momondo users choosing one-stop flights on this route connected there.

Which airlines fly to San Antonio?

British Airways, Lufthansa and United Airlines 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 75% 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.

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 £812.

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

Delta and Lufthansa are the most popular carriers operating from London to San Antonio

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 April 2026, there are 6 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.

£310 Cheap Flights from London to San Antonio in 2026

Q: 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 £915 to £775. The lowest price recently found on this route was £670.

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Find the cheapest flights from London to San Antonio

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

14:00 - 18:59

LGW

SAT

34h 59m

2 stops

12:45 - 10:00

SAT

LGW

15h 15m

1 stop

£670Multiple Airlines

Wed, 3 Jun - Fri, 19 Jun

06:00 - 21:13

LHR

SAT

21h 13m

2 stops

10:38 - 06:25

SAT

LHR

13h 47m

1 stop

£682Multiple Airlines

Wed, 1 Jul - Wed, 22 Jul

18:40 - 00:46

LHR

SAT

36h 06m

2 stops

15:33 - 16:00

SAT

LHR

42h 27m

2 stops

£688Scandinavian Airlines

Mon, 13 Apr - Mon, 4 May

06:40 - 00:46

LHR

SAT

24h 06m

2 stops

15:33 - 16:00

SAT

LHR

42h 27m

2 stops

£699Scandinavian Airlines

Tue, 28 Apr - Tue, 5 May

06:40 - 22:25

LHR

SAT

21h 45m

2 stops

12:10 - 16:00

SAT

LHR

21h 50m

2 stops

£708Scandinavian Airlines

Thu, 23 Apr - Wed, 14 Oct

06:40 - 22:15

LHR

SAT

21h 35m

2 stops

12:10 - 21:40

SAT

LHR

27h 30m

2 stops

£717Scandinavian Airlines

Fri, 25 Sep - Sat, 3 Oct

18:30 - 20:40

LCY

SAT

32h 10m

2 stops

12:09 - 17:55

SAT

LCY

23h 46m

2 stops

£921Lufthansa

Tue, 28 Apr - Tue, 5 May

12:20 - 23:56

LGW

SAT

17h 36m

2 stops

10:27 - 10:40

SAT

LGW

18h 13m

2 stops

£925American Airlines

Wed, 29 Apr - Wed, 6 May

18:30 - 20:40

LCY

SAT

32h 10m

2 stops

07:00 - 09:10

SAT

LCY

20h 10m

2 stops

£1,016Lufthansa

Sun, 26 Apr - Sun, 3 May

16:00 - 17:41

LCY

SAT

31h 41m

2 stops

20:23 - 15:45

SAT

LCY

37h 22m

2 stops

£1,319British Airways

Fri, 15 May - Fri, 22 May

United Airlines flights from London to San Antonio

Our best United Airlines deals on London to San Antonio flight tickets

United Airlines

29 Apr

LHR07:25London Heathrow

18h 23m

2 stops

SAT19:48San Antonio

6 May

SAT12:20San Antonio

12h 55m

1 stop

LHR07:15London Heathrow

£903

United Airlines

14 Apr

LHR07:25London Heathrow

18h 23m

2 stops

SAT19:48San Antonio

21 Apr

SAT11:46San Antonio

15h 34m

2 stops

LHR09:20London Heathrow

£924

United Airlines

9 May

LHR07:25London Heathrow

18h 15m

2 stops

SAT19:40San Antonio

19 May

SAT14:25San Antonio

16h 25m

2 stops

LHR12:50London Heathrow

£935

British Airways flights from London to San Antonio

Our best British Airways deals on London to San Antonio flight tickets

British Airways

28 Apr

LHR09:45London Heathrow

13h 59m

1 stop

SAT17:44San Antonio

5 May

SAT10:27San Antonio

13h 53m

1 stop

LHR06:20London Heathrow

£882

British Airways

29 Apr

LHR14:25London Heathrow

14h 27m

1 stop

SAT22:52San Antonio

6 May

SAT13:19San Antonio

12h 21m

1 stop

LHR07:40London Heathrow

£904

British Airways

29 Apr

LHR16:25London Heathrow

13h 31m

1 stop

SAT23:56San Antonio

6 May

SAT13:19San Antonio

12h 21m

1 stop

LHR07:40London Heathrow

£921

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSan Antonio

LGW - SAT

LGWSAT

London Gatwick

Wed 3/6

14:00-18:59

2 stops34h 59m

San Antonio

Fri 19/6

12:45-10:00

1 stop15h 15m

£670

Fastest return journey

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Wed 1/7

06:00-21:13

2 stops21h 13m

San Antonio

Wed 22/7

10:38-06:25

1 stop13h 47m

£682

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Mon 13/4

18:40-00:46

2 stops36h 06m

San Antonio

Mon 4/5

15:33-16:00

2 stops42h 27m

£688

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Tue 28/4

06:40-00:46

2 stops24h 06m

San Antonio

Tue 5/5

15:33-16:00

2 stops42h 27m

£699

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Thu 23/4

06:40-22:25

2 stops21h 45m

San Antonio

Wed 14/10

12:10-16:00

2 stops21h 50m

£708

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Fri 25/9

06:40-22:15

2 stops21h 35m

San Antonio

Sat 3/10

12:10-21:40

2 stops27h 30m

£717

LondonSan Antonio

LCY - SAT

LCYSAT

London City

Tue 28/4

18:30-20:40

2 stops32h 10m

San Antonio

Tue 5/5

12:09-17:55

2 stops23h 46m

£921

LondonSan Antonio

LGW - SAT

LGWSAT

London Gatwick

Wed 29/4

12:20-23:56

2 stops17h 36m

San Antonio

Wed 6/5

10:27-10:40

2 stops18h 13m

£925

LondonSan Antonio

LCY - SAT

LCYSAT

London City

Sun 26/4

18:30-20:40

2 stops32h 10m

San Antonio

Sun 3/5

07:00-09:10

2 stops20h 10m

£1,016

LondonSan Antonio

LCY - SAT

LCYSAT

London City

Fri 15/5

16:00-17:41

2 stops31h 41m

San Antonio

Fri 22/5

20:23-15:45

2 stops37h 22m

£1,319

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?

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 £712. If you aren’t able to travel to San Antonio during the month of February, then flying in November is also cheap. Prices for this month can be found on momondo for an average of £717.

How far in advance should I book a flight to San Antonio?

You are more likely to see cheaper flights to San Antonio from London when booking weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around £869 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from London for as low as £718 on momondo.

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

You could potentially save up to 14% 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 April 2026, prices for London to San Antonio flights are approximately 6% 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

Fastest flight time	13h 05m
Direct flights	None

The fastest flight from London to San Antonio takes 13h 05m

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

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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 13h 05m 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 April 2026, there are 6 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 (51% of total bookings). The next most popular airlines are Virgin Atlantic (14%), Lufthansa (12%), and United Airlines (10%).

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 £588	Free Cancellation	Rating 7.3 1,737 reviews	Search Scandinavian Airlines flights
Finnair	PriceFrom £594	Free Cancellation	Rating 7.7 1,376 reviews	Search Finnair flights
United Airlines	PriceFrom £677	Free Cancellation	Rating 7.4 9,535 reviews	Search United Airlines flights
Virgin Atlantic	PriceFrom £699	Free Cancellation	Rating 7.5 685 reviews	Search Virgin Atlantic flights
British Airways	PriceFrom £717	Free Cancellation	Rating 6.7 7,841 reviews	Search British Airways flights
Lufthansa	PriceFrom £717	Free Cancellation	Rating 6.8 7,885 reviews	Search Lufthansa 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.