How long is the flight from London to San Antonio?

There are many flights that can get you from London to San Antonio in 17h 37m. Fly via Scandinavian Airlines, Virgin Atlantic, or United Airlines to get the fastest option. The distance from London to San Antonio is about 4967 mi. This flight may include one or multiple stops.

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

Flying on Scandinavian Airlines is currently your cheapest option to San Antonio, with prices starting at £567. Additional return tickets that might be worth considering are offered by Lufthansa and British Airways, with the lowest prices starting at £766 and £794, respectively. You may be able to fly from London to San Antonio for 42% less than the average price by searching for these airlines.

In terms of precipitation, rainfall in San Antonio ranges from 41.0 - 95.0 inches per month. May is typically the wettest month, when rainfall can reach 95.0 mm. December is typically the driest time to visit San Antonio when rainfall is around 41.0 mm.

If weather is an important factor for your trip to San Antonio, 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 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

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

The most popular route from London to San Antonio is London Heathrow - San Antonio. You may also consider London Gatwick - San Antonio or London City - San Antonio.

What are the most popular airlines that fly from London to San Antonio?

Before booking your flight from London to San Antonio check out the most popular airlines for this route: British Airways, Virgin Atlantic or Lufthansa.

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

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from London to San Antonio as you normally would.

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

For a flight from London to San Antonio, you will be flying into San Antonio. San Antonio (SAT) is just 7.6 mi from the center of the city. San Antonio is the only San Antonio airport and it handles 0 inbound flights from London per day. 4 airlines have flights to San Antonio from London on a regular basis.

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

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

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

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

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

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

£438+ Cheap Flights from London to San Antonio

Cheap flight deals from London to San Antonio

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from London to San Antonio
Explore the most affordable flight options available from London to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 October 2026.

Wed 2/1206:40 -

2 stops23h 55m

Sun 6/1213:45 -

2 stops20h 15m

Deal found 6/10£574

Wed 25/1106:40 -

2 stops23h 23m

Mon 30/1113:44 -

2 stops21h 56m

Deal found 8/10£575

Mon 23/1106:40 -

2 stops23h 53m

Mon 30/1113:44 -

2 stops21h 56m

Deal found 9/10£581

Tue 24/1117:00 -

2 stops37h 33m

Mon 30/1113:44 -

2 stops20h 16m

Deal found 8/10£596

Fri 6/1106:40 -

2 stops22h 46m

Fri 13/1111:04 -

2 stops25h 26m

Deal found 9/10£607

Mon 9/1110:20 -

2 stops19h 43m

Mon 23/1113:44 -

2 stops25h 56m

Deal found 8/10£617

Tue 24/1117:00 -

2 stops37h 33m

Wed 2/1210:54 -

2 stops25h 36m

Deal found 8/10£629

Mon 2/1117:05 -

2 stops32h 20m

Mon 16/1120:20 -

2 stops33h 15m

Deal found 5/10£638

Tue 3/1117:05 -

2 stops32h 20m

Tue 10/1122:29 -

2 stops31h 06m

Deal found 6/10£660

Sun 22/1106:40 -

2 stops23h 53m

Sun 29/1113:44 -

2 stops20h 16m

Deal found 8/10£668

Sun 8/1112:35 -

1 stop33h 43m

Sun 15/1109:25 -

2 stops16h 50m

Deal found 9/10£755

Sun 22/1112:35 -

1 stop28h 36m

Mon 30/1122:11 -

2 stops26h 39m

Deal found 4/10£769

Best flights from London to San Antonio
Discover carefully curated flight deals from London to San Antonio that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 October 2026.

Mon 11/106:40 -

2 stops23h 48m

Mon 18/116:10 -

3 stops23h 25m

Deal found 6/10£598

Sun 22/1112:35 -

1 stop28h 36m

Mon 30/1122:11 -

2 stops26h 39m

Deal found 4/10£769

Tue 26/110:50 -

1 stop17h 37m

Tue 2/205:20 -

1 stop20h 25m

Deal found 7/10£886

Wed 2/1209:00 -

2 stops19h 52m

Sun 6/1205:15 -

3 stops44h 10m

Deal found 6/10£926

Tue 26/106:05 -

2 stops20h 52m

Tue 2/214:55 -

1 stop15h 05m

Deal found 7/10£953

Tue 16/214:45 -

1 stop33h 53m

Sat 20/219:37 -

1 stop34h 43m

Deal found 5/10£957

Mon 9/1108:40 -

2 stops18h 46m

Mon 23/1112:57 -

1 stop12h 18m

Deal found 8/10£960

Mon 2/1106:30 -

2 stops22h 21m

Mon 16/1118:03 -

2 stops40h 27m

Deal found 5/10£1,096

Tue 20/1006:40 -

2 stops23h 53m

Mon 26/1013:41 -

2 stops22h 59m

Deal found 9/10£746

Sun 22/1112:35 -

1 stop28h 36m

Fri 27/1105:30 -

2 stops22h 15m

Deal found 4/10£912

Mon 11/106:35 -

2 stops20h 10m

Sun 24/105:15 -

3 stops44h 10m

Deal found 9/10£940

Tue 3/1119:40 -

2 stops34h 15m

Tue 10/1107:15 -

2 stops29h 45m

Deal found 5/10£984

Thu 19/1111:00 -

1 stop30h 11m

Thu 26/1119:45 -

2 stops40h 25m

Deal found 5/10£920

Tue 24/1110:00 -

1 stop15h 10m

Wed 2/1212:15 -

1 stop12h 05m

Deal found 8/10£956

Sat 21/1106:30 -

2 stops22h 21m

Fri 27/1118:03 -

2 stops40h 27m

Deal found 4/10£1,139

Wed 25/1112:05 -

1 stop13h 05m

Tue 1/1207:30 -

1 stop18h 10m

Deal found 8/10£956

Fri 20/1119:40 -

2 stops32h 20m

Fri 27/1114:30 -

2 stops22h 30m

Deal found 6/10£1,058

Wed 2/1208:50 -

3 stops41h 06m

Sun 6/1220:53 -

2 stops28h 17m

Deal found 6/10£995

Wed 4/1106:30 -

2 stops22h 21m

Sat 7/1118:03 -

2 stops22h 32m

Deal found 7/10£1,139

Tue 24/1112:05 -

1 stop13h 05m

Sun 29/1116:19 -

2 stops23h 01m

Deal found 8/10£956

Wed 28/1007:40 -

1 stop14h 09m

Wed 4/1114:20 -

1 stop11h 20m

Deal found 9/10£970

Sun 22/1112:35 -

1 stop28h 36m

Sun 29/1122:11 -

2 stops50h 39m

Deal found 8/10£1,092

Fri 20/1111:15 -

2 stops31h 21m

Fri 27/1112:06 -

1 stop13h 24m

Deal found 6/10£1,105

Sun 8/1111:55 -

2 stops19h 05m

Sun 15/1106:25 -

2 stops22h 30m

Deal found 9/10£1,108

Find flight deals from London to San Antonio

Round-trip from	£561
One-way from	£438
Popular in	July
Cheapest in	October
Average price	£816

Scandinavian Airlines
11/1-18/1
4 total stops
47h 18m total
London to San Antonio

Search Deals

6/12-31/12
3 total stops
51h 26m total
London to San Antonio

Search Deals

Highest demand for flights based on searches. 12% potential increase in price (£108 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (£16 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LondonSan Antonio

LHR London Heathrow - SAT San Antonio

LHRSAT

London Heathrow

Sun 6/12

20:35-18:01

3 stops51h 26m

San Antonio

Wed 31/12

00:00-07:00

Nonstop0h 00m

£438

LondonSan Antonio

LGW London Gatwick - SAT San Antonio

LGWSAT

London Gatwick

Wed 25/11

08:05-15:18

3 stops37h 13m

San Antonio

Wed 31/12

00:00-07:00

Nonstop0h 00m

£469

LondonSan Antonio

LHR London Heathrow - SAT San Antonio

LHRSAT

London Heathrow

Mon 11/1

06:40-00:28

2 stops23h 48m

San Antonio

Mon 18/1

16:10-21:35

3 stops23h 25m

£598

LondonSan Antonio

LHR London Heathrow - SAT San Antonio

LHRSAT

London Heathrow

Tue 24/11

06:50-23:34

2 stops22h 44m

San Antonio

Wed 31/12

00:00-07:00

Nonstop0h 00m

£629

LondonSan Antonio

LGW London Gatwick - SAT San Antonio

LGWSAT

London Gatwick

Sun 25/10

12:35-19:26

2 stops35h 51m

San Antonio

Wed 31/12

00:00-07:00

Nonstop0h 00m

£656

LondonSan Antonio

LHR London Heathrow - SAT San Antonio

LHRSAT

London Heathrow

Sun 25/10

06:40-21:49

3 stops44h 09m

San Antonio

Wed 31/12

00:00-07:00

Nonstop0h 00m

£663

LondonSan Antonio

LHR London Heathrow - SAT San Antonio

LHRSAT

London Heathrow

Thu 26/11

06:50-12:08

2 stops35h 18m

San Antonio

Wed 31/12

00:00-07:00

Nonstop0h 00m

£671

LondonSan Antonio

LHR London Heathrow - SAT San Antonio

LHRSAT

London Heathrow

Mon 12/10

22:05-10:15

2 stops42h 10m

San Antonio

Wed 31/12

00:00-07:00

Nonstop0h 00m

£674

LondonSan Antonio

LHR London Heathrow - SAT San Antonio

LHRSAT

London Heathrow

Tue 20/10

06:40-00:33

2 stops23h 53m

San Antonio

Mon 26/10

13:41-17:40

2 stops22h 59m

£746

LondonSan Antonio

LGW London Gatwick - SAT San Antonio

LGWSAT

London Gatwick

Tue 24/11

10:00-22:54

2 stops18h 54m

San Antonio

Wed 31/12

00:00-07:00

Nonstop0h 00m

£750

Flights are sorted by cheapest return flights first.

Deals found on 6/10

Showing 1-10 of 39 resultsSorted by cheapest first

Best time to book a flight from London to San Antonio

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

LON-SAT

LHR-SAT

LGW-SAT

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 to San Antonio

LON-SAT

LHR-SAT

LGW-SAT

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

Currently, February is the cheapest month in which you can book a flight from London to San Antonio (average of £790). Flying from London to San Antonio in July is currently the most expensive (average of £1,219). 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.

How much does it cost for a return flight from London to San Antonio?

Airfare is below average for this route at the moment.

London to San Antonio flights typically cost between £768 and £1,007 in January.
The cheapest return price found within the last 5 days was £561 on Scandinavian Airlines (11 Jan–18 Jan).

What’s the top stopover airport for flights from London to San Antonio?

Dallas (DFW) – chosen by Cheapflights users on 63% of one-stop itineraries from London to San Antonio on Cheapflights.

What’s the cheapest stopover airport for flights from London to San Antonio?

Chicago (ORD) is the most affordable one-stop option, with an average return flight price of £980.

What’s the fastest stopover option from London to San Antonio?

Flights via Dallas (DFW) have the shortest average one-way travel time for one-stop routes: 13h 08m.

Which airport typically offers the quickest stopover for flights from London to San Antonio?

Flights via Charlotte (CLT) offer the fastest connection on this route, with an average stopover time of 1h 05m.

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

To ensure you get the cheapest price possible for a flight from London to San Antonio, you should look to book at least 87 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing San Antonio

Read reviews from past customers who have flown with Virgin Atlantic,Scandinavian Airlines, andUnited Airlines from London to San Antonio. 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.

Virgin Atlantic

7.5

Good

694 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

Virgin Atlantic

7.5

Good

694 reviews

Virgin Atlantic

7.5

Good

694 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

Scandinavian Airlines

7.4

Good

2,015 reviews

Virgin Atlantic

7.5

Good

694 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

United Airlines

7.4

Good

10,331 reviews

Virgin Atlantic

7.5

Good

694 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

Lufthansa

6.8

Okay

8,269 reviews

Virgin Atlantic

7.5

Good

694 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

British Airways

6.7

Okay

8,255 reviews

Virgin Atlantic

7.5

Good

694 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Edwin,May 2026

LHR - LAX

First time flying with Virgin. It was everything I hoped it would be.

Related info for your journey

What airport do you fly into for flights to San Antonio from London?
For a flight from London to San Antonio, you will be flying into San Antonio. San Antonio (SAT) is just 7.6 mi from the center of the city. San Antonio is the only San Antonio airport and it handles 0 inbound flights from London per day. 4 airlines have flights to San Antonio from London on a regular basis.
How long is the flight from London to San Antonio?
There are many flights that can get you from London to San Antonio in 17h 37m. Fly via Scandinavian Airlines, Virgin Atlantic, or United Airlines to get the fastest option. The distance from London to San Antonio is about 4967 mi. This flight may include one or multiple stops.
What are the cheapest airlines flying from London to San Antonio round-trip?
Flying on Scandinavian Airlines is currently your cheapest option to San Antonio, with prices starting at £567. Additional return tickets that might be worth considering are offered by Lufthansa and British Airways, with the lowest prices starting at £766 and £794, respectively. You may be able to fly from London to San Antonio for 42% less than the average price by searching for these airlines.
What are the most popular routes from London to San Antonio?
The most popular route from London to San Antonio is London Heathrow - San Antonio. You may also consider London Gatwick - San Antonio or London City - San Antonio.
Can I find deals for flights from London to San Antonio that include hotel bookings?
Yes. In addition to deals on London to San Antonio flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from London to San Antonio?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to San Antonio.
Can I find deals for business class flights from London to San Antonio?
Yes. Cheapflights offers flight deals from London to San Antonio 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 to San Antonio?
Currently, February is the cheapest month in which you can book a flight from London to San Antonio (average of £790). Flying from London to San Antonio in July is currently the most expensive (average of £1,219). 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

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London City to San Antonio flights

Top 4 airlines flying from London to San Antonio

Airline	Cheapest	Average	Flexibility	On-time
Scandinavian Airlines	Cheapest£567	Average£642	FlexibilityNo cancel fee	On-time77%	Search Scandinavian Airlines flights
Lufthansa	Cheapest£766	Average£1,060	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
British Airways	Cheapest£794	Average£1,017	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
Virgin Atlantic	Cheapest£878	Average£1,195	FlexibilityNo cancel fee	On-time72%	Search Virgin Atlantic flights

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

Cheapflights helps you search for flights from London to San Antonio via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London to San Antonio for you. Better yet — we are completely free to use.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from London to San Antonio flexibly with Cheapflights today.

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

Yes! Start tracking prices for London to San Antonio flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Cheap flights from London to San Antonio from £438

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from London to San Antonio

Cheapest flights from London to San AntonioExplore the most affordable flight options available from London to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 October 2026.

Explore the most affordable flight options available from London to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 October 2026.

Best flights from London to San AntonioDiscover carefully curated flight deals from London to San Antonio that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 October 2026.

Discover carefully curated flight deals from London to San Antonio that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 October 2026.

Last-minute flights from London to San AntonioDiscover last-minute flight deals from London to San Antonio. Data last updated 10 October 2026 and is based on user searches.

Discover last-minute flight deals from London to San Antonio. Data last updated 10 October 2026 and is based on user searches.

One-way flights from London to San AntonioSearch for one-way flight options from London to San Antonio. Find affordable one-way fares based on user searches. Data last updated 10 October 2026.

Search for one-way flight options from London to San Antonio. Find affordable one-way fares based on user searches. Data last updated 10 October 2026.

Find flight deals from London to San Antonio

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

Best time to book a flight from London to San Antonio

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

Cheapflights Insights

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

How much does it cost for a return flight from London to San Antonio?

Airfare is below average for this route at the moment.

London to San Antonio flights typically cost between £768 and £1,007 in January.The cheapest return price found within the last 5 days was £561 on Scandinavian Airlines (11 Jan–18 Jan).

What’s the top stopover airport for flights from London to San Antonio?

Share of one-stop return flights from London to San Antonio chosen by Cheapflights users in the past 12 months, using the same stopover each way.

Dallas (DFW) – chosen by Cheapflights users on 63% of one-stop itineraries from London to San Antonio on Cheapflights.

What’s the cheapest stopover airport for flights from London to San Antonio?

Average return fare for one-stop flights from London to San Antonio, chosen by Cheapflights users in the past 12 months, with the same stopover each way.

Chicago (ORD) is the most affordable one-stop option, with an average return flight price of £980.

What’s the fastest stopover option from London to San Antonio?

Shortest average travel time for one-stop one-way flights from London to San Antonio, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.

Flights via Dallas (DFW) have the shortest average one-way travel time for one-stop routes: 13h 08m.

Which airport typically offers the quickest stopover for flights from London to San Antonio?

Average stopover duration for one-stop one-way flights from London to San Antonio, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.

Flights via Charlotte (CLT) offer the fastest connection on this route, with an average stopover time of 1h 05m.

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

To ensure you get the cheapest price possible for a flight from London to San Antonio, you should look to book at least 87 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing San Antonio

Related info for your journey

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

How long is the flight from London to San Antonio?

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

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

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

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

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

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

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 London to San Antonio

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

Complete your trip

Complete your trip to San Antonio by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Texas

Book a non-stop flight to one of these other cities located in Texas.

Search flights from London to San Antonio by cabin class

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London and San Antonio flights

Browse other London and San Antonio flight options. Last updated on 10 October 2026.

Other flights from London

Browse through other flights departing from London. Flights are based on user searches made on Cheapflights and were last updated on 10 October 2026.

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Top 4 airlines flying from London to San Antonio

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

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

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

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

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Cheapest flights from London to San Antonio
Explore the most affordable flight options available from London to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 October 2026.

Best flights from London to San Antonio
Discover carefully curated flight deals from London to San Antonio that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 October 2026.

Last-minute flights from London to San Antonio
Discover last-minute flight deals from London to San Antonio. Data last updated 10 October 2026 and is based on user searches.

One-way flights from London to San Antonio
Search for one-way flight options from London to San Antonio. Find affordable one-way fares based on user searches. Data last updated 10 October 2026.

London to San Antonio flights typically cost between £768 and £1,007 in January.
The cheapest return price found within the last 5 days was £561 on Scandinavian Airlines (11 Jan–18 Jan).