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Cheap flights from San Antonio to London from $280

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Antonio to London departing on 7/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from San Antonio to London

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:51 am - 10:00 am
SAT
-
LGW
18h 09m
1 stop
Multiple Airlines Logo
2:00 pm - 8:56 am
LGW
-
SAT
24h 56m
1 stop
$724Multiple Airlines
Mon, Aug 17 - Sun, Aug 30
Multiple Airlines Logo
9:51 am - 10:00 am
SAT
-
LGW
18h 09m
1 stop
Multiple Airlines Logo
2:00 pm - 8:11 pm
LGW
-
SAT
36h 11m
2 stops
$789Multiple Airlines
Mon, Aug 17 - Sun, Aug 30
Multiple Airlines Logo
9:51 am - 10:00 am
SAT
-
LGW
18h 09m
1 stop
Multiple Airlines Logo
2:00 pm - 4:58 pm
LGW
-
SAT
32h 58m
2 stops
$831Multiple Airlines
Mon, Aug 24 - Fri, Sep 4
Multiple Airlines Logo
9:51 am - 10:00 am
SAT
-
LGW
18h 09m
1 stop
Multiple Airlines Logo
2:00 pm - 8:45 am
LGW
-
SAT
48h 45m
2 stops
$846Multiple Airlines
Mon, Aug 24 - Fri, Sep 11
Multiple Airlines Logo
9:51 am - 10:00 am
SAT
-
LGW
18h 09m
1 stop
Multiple Airlines Logo
2:00 pm - 4:13 pm
LGW
-
SAT
32h 13m
2 stops
$848Multiple Airlines
Mon, Aug 17 - Tue, Aug 25
Multiple Airlines Logo
9:51 am - 10:00 am
SAT
-
LGW
18h 09m
1 stop
Multiple Airlines Logo
2:00 pm - 8:45 am
LGW
-
SAT
48h 45m
2 stops
$855Multiple Airlines
Mon, Aug 24 - Fri, Sep 11
Multiple Airlines Logo
9:51 am - 10:00 am
SAT
-
LGW
18h 09m
1 stop
Multiple Airlines Logo
2:00 pm - 10:12 am
LGW
-
SAT
26h 12m
2 stops
$877Multiple Airlines
Mon, Aug 24 - Wed, Sep 9
Multiple Airlines Logo
9:51 am - 10:00 am
SAT
-
LGW
18h 09m
1 stop
Multiple Airlines Logo
2:00 pm - 10:12 am
LGW
-
SAT
26h 12m
2 stops
$881Multiple Airlines
Mon, Aug 24 - Wed, Sep 9
Multiple Airlines Logo
7:51 pm - 11:45 am
SAT
-
LGW
33h 54m
2 stops
Multiple Airlines Logo
2:00 pm - 9:02 am
LGW
-
SAT
25h 02m
1 stop
$884Multiple Airlines
Tue, Sep 1 - Sun, Sep 13
Delta Logo
12:05 pm - 9:25 am
SAT
-
LGW
15h 20m
2 stops
Delta Logo
10:35 am - 10:46 pm
LGW
-
SAT
18h 11m
2 stops
$885Delta
Tue, Sep 1 - Tue, Sep 15

Delta flights from San Antonio to London Gatwick Airport

Our best Delta deals on San Antonio to London Gatwick Airport flight tickets
Delta
Sep 1
SAT12:05 pmSan Antonio
15h 20m
2 stops
LGW9:25 amLondon Gatwick
Sep 15
LGW10:35 amLondon Gatwick
18h 11m
2 stops
SAT10:46 pmSan Antonio
$885
Delta
Oct 15
SAT12:15 pmSan Antonio
15h 10m
2 stops
LGW9:25 amLondon Gatwick
Oct 29
LGW10:00 amLondon Gatwick
19h 28m
2 stops
SAT12:28 amSan Antonio
$934
Delta
Sep 13
SAT12:15 pmSan Antonio
15h 10m
2 stops
LGW9:25 amLondon Gatwick
Sep 19
LGW10:25 amLondon Gatwick
18h 21m
2 stops
SAT10:46 pmSan Antonio
$935

American Airlines flights from San Antonio to London Gatwick Airport

Our best American Airlines deals on San Antonio to London Gatwick Airport flight tickets
American Airlines
Sep 3
SAT8:55 amSan Antonio
17h 45m
2 stops
LGW8:40 amLondon Gatwick
Sep 8
LGW2:30 pmLondon Gatwick
26h 35m
2 stops
SAT11:05 amSan Antonio
$918
American Airlines
Jul 1
SAT6:01 amSan Antonio
18h 49m
2 stops
LGW6:50 amLondon Gatwick
Sep 2
LGW12:20 pmLondon Gatwick
17h 39m
2 stops
SAT11:59 pmSan Antonio
$1,029

momondo Fare Finder

 
Customize your flight search to find flights from San Antonio to London Gatwick Airport 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, momondo users made 832,500 searches. Data last updated June 6, 2026.
Use the filters below to find and compare flights from San Antonio to London Gatwick Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Mon 8/17

9:51 am-10:00 am

1 stop18h 09m

London Gatwick

Sun 8/30

2:00 pm-8:56 am

1 stop24h 56m

$724

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Mon 8/17

9:51 am-10:00 am

1 stop18h 09m

London Gatwick

Sun 8/30

2:00 pm-8:11 pm

2 stops36h 11m

$789

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Mon 8/24

9:51 am-10:00 am

1 stop18h 09m

London Gatwick

Fri 9/4

2:00 pm-4:58 pm

2 stops32h 58m

$831

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Mon 8/24

9:51 am-10:00 am

1 stop18h 09m

London Gatwick

Fri 9/11

2:00 pm-8:45 am

2 stops48h 45m

$846

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Mon 8/17

9:51 am-10:00 am

1 stop18h 09m

London Gatwick

Tue 8/25

2:00 pm-4:13 pm

2 stops32h 13m

$848

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Mon 8/24

9:51 am-10:00 am

1 stop18h 09m

London Gatwick

Fri 9/11

2:00 pm-8:45 am

2 stops48h 45m

$855

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Mon 8/24

9:51 am-10:00 am

1 stop18h 09m

London Gatwick

Wed 9/9

2:00 pm-10:12 am

2 stops26h 12m

$877

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Mon 8/24

9:51 am-10:00 am

1 stop18h 09m

London Gatwick

Wed 9/9

2:00 pm-10:12 am

2 stops26h 12m

$881

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Tue 9/1

7:51 pm-11:45 am

2 stops33h 54m

London Gatwick

Sun 9/13

2:00 pm-9:02 am

1 stop25h 02m

$884
Quickest round-trip

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Tue 9/1

12:05 pm-9:25 am

2 stops15h 20m

London Gatwick

Tue 9/15

10:35 am-10:46 pm

2 stops18h 11m

$885

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

When to book flights from San Antonio to London Gatwick Airport

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

Cheap San Antonio to London Gatwick Airport (SAT to LGW) flight deals and tips

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

Fastest flight time

15h 10m

Direct flights

None
The fastest flight from San Antonio to London Gatwick Airport takes 15h 10m
There are no direct flights from San Antonio to London Gatwick Airport. There are no popular flight routes from San Antonio to London Gatwick Airport.
Search flight deals

Frequently asked questions about flying from San Antonio to London Gatwick Airport

  • How far is San Antonio to London Gatwick by plane?

    The distance between San Antonio and London Gatwick is about 4993.7 mi. A reasonable flight in good conditions will take 15h 10m.

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

    Prices for flights from San Antonio Airport to London Gatwick Airport are refreshed on a daily basis.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Antonio Airport to London Gatwick Airport.

  • What documentation or ID do you need to fly to London Gatwick Airport?

    The required travel and health documents for your London Gatwick Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at London Gatwick Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from San Antonio to London Gatwick Airport

  • How do I get Price Alerts for flights from San Antonio to London Gatwick Airport?

    Price Alerts will notify you by email when the price for flights to London Gatwick Airport from San Antonio decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from San Antonio to London Gatwick Airport with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Gatwick
Milton Keynes
Luton
Dover
Hayes
Crawley
Croydon
Wembley
Stansted
Slough
Harrow
Brentwood
Watford
Cobham
Guildford
Folkestone
Uxbridge
Romford
Chelmsford

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to London from San Antonio.

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

All flight searches from San Antonio to London on momondo can be filtered to show those which offer flexible booking policies.

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

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 San Antonio to London.

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

Price alerts on flights to London from San Antonio are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your London Gatwick Airport trip

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