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Cheap flights from San Antonio to London from $282

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 2/12. 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
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
1:57 pm - 10:00 am
SAT
-
LGW
14h 03m
1 stop
Multiple Airlines Logo
2:00 pm - 1:12 pm
LGW
-
SAT
29h 12m
1 stop
$517Multiple Airlines
Fri, Feb 13 - Thu, Feb 26
Multiple Airlines Logo
1:57 pm - 10:00 am
SAT
-
LGW
14h 03m
1 stop
Multiple Airlines Logo
2:00 pm - 11:59 pm
LGW
-
SAT
15h 59m
1 stop
$536Multiple Airlines
Fri, Feb 13 - Mon, Mar 2
Multiple Airlines Logo
1:57 pm - 10:00 am
SAT
-
LGW
14h 03m
1 stop
Multiple Airlines Logo
2:00 pm - 1:18 pm
LGW
-
SAT
29h 18m
1 stop
$539Multiple Airlines
Fri, Feb 13 - Fri, Feb 27
Multiple Airlines Logo
1:57 pm - 10:00 am
SAT
-
LGW
14h 03m
1 stop
Multiple Airlines Logo
2:00 pm - 4:15 pm
LGW
-
SAT
32h 15m
2 stops
$558Multiple Airlines
Fri, Feb 13 - Thu, Feb 26
Multiple Airlines Logo
5:04 pm - 6:00 am
SAT
-
LGW
54h 56m
2 stops
Multiple Airlines Logo
2:00 pm - 11:59 pm
LGW
-
SAT
15h 59m
1 stop
$565Multiple Airlines
Mon, Feb 23 - Mon, Mar 2
Multiple Airlines Logo
5:04 pm - 6:00 am
SAT
-
LGW
54h 56m
2 stops
Multiple Airlines Logo
2:00 pm - 1:18 pm
LGW
-
SAT
29h 18m
1 stop
$567Multiple Airlines
Fri, Feb 13 - Fri, Feb 27
Multiple Airlines Logo
8:14 pm - 10:00 am
SAT
-
LGW
31h 46m
1 stop
Multiple Airlines Logo
2:00 pm - 1:12 pm
LGW
-
SAT
29h 12m
1 stop
$572Multiple Airlines
Sun, Feb 15 - Thu, Feb 26
Multiple Airlines Logo
8:14 pm - 10:00 am
SAT
-
LGW
31h 46m
1 stop
Multiple Airlines Logo
2:00 pm - 11:59 pm
LGW
-
SAT
15h 59m
1 stop
$591Multiple Airlines
Sun, Feb 15 - Mon, Mar 2
Multiple Airlines Logo
5:04 pm - 6:00 am
SAT
-
LGW
30h 56m
2 stops
Multiple Airlines Logo
2:00 pm - 1:18 pm
LGW
-
SAT
29h 18m
1 stop
$593Multiple Airlines
Sun, Feb 15 - Fri, Feb 27
Multiple Airlines Logo
10:26 am - 6:00 am
SAT
-
LGW
37h 34m
2 stops
Multiple Airlines Logo
2:00 pm - 1:18 pm
LGW
-
SAT
29h 18m
1 stop
$596Multiple Airlines
Sat, Feb 14 - Fri, Feb 27

Iberia flights from San Antonio to London Gatwick Airport

Our best Iberia deals on San Antonio to London Gatwick Airport flight tickets
Iberia
Feb 2
SAT3:07 pmSan Antonio
37h 43m
2 stops
LGW10:50 amLondon Gatwick
Feb 23
LGW7:40 pmLondon Gatwick
18h 43m
2 stops
SAT8:23 amSan Antonio
$1,002
Iberia
Jan 29
SAT10:32 amSan Antonio
26h 28m
2 stops
LGW7:00 pmLondon Gatwick
Feb 2
LGW11:45 amLondon Gatwick
40h 58m
2 stops
SAT10:43 pmSan Antonio
$1,091
Iberia
Jan 29
SAT11:36 amSan Antonio
17h 14m
2 stops
LGW10:50 amLondon Gatwick
Feb 2
LGW7:40 pmLondon Gatwick
33h 03m
2 stops
SAT10:43 pmSan Antonio
$1,093

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 January 28, 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

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Fri 2/13

1:57 pm-10:00 am

1 stop14h 03m

London Gatwick

Thu 2/26

2:00 pm-1:12 pm

1 stop29h 12m

$517

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Fri 2/13

1:57 pm-10:00 am

1 stop14h 03m

London Gatwick

Mon 3/2

2:00 pm-11:59 pm

1 stop15h 59m

$536

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Fri 2/13

1:57 pm-10:00 am

1 stop14h 03m

London Gatwick

Fri 2/27

2:00 pm-1:18 pm

1 stop29h 18m

$539

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Fri 2/13

1:57 pm-10:00 am

1 stop14h 03m

London Gatwick

Thu 2/26

2:00 pm-4:15 pm

2 stops32h 15m

$558

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Mon 2/23

5:04 pm-6:00 am

2 stops54h 56m

London Gatwick

Mon 3/2

2:00 pm-11:59 pm

1 stop15h 59m

$565

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Fri 2/13

5:04 pm-6:00 am

2 stops54h 56m

London Gatwick

Fri 2/27

2:00 pm-1:18 pm

1 stop29h 18m

$567

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Sun 2/15

8:14 pm-10:00 am

1 stop31h 46m

London Gatwick

Thu 2/26

2:00 pm-1:12 pm

1 stop29h 12m

$572

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Sun 2/15

8:14 pm-10:00 am

1 stop31h 46m

London Gatwick

Mon 3/2

2:00 pm-11:59 pm

1 stop15h 59m

$591

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Sun 2/15

5:04 pm-6:00 am

2 stops30h 56m

London Gatwick

Fri 2/27

2:00 pm-1:18 pm

1 stop29h 18m

$593

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Sat 2/14

10:26 am-6:00 am

2 stops37h 34m

London Gatwick

Fri 2/27

2:00 pm-1:18 pm

1 stop29h 18m

$596

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

  • 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.

  • 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
Gatwick
Hounslow
Milton Keynes
Luton
Dover
Slough
Guildford
Crawley
Wembley
Dartford
Hayes
Brentwood
Harrow
Watford
Cobham
Folkestone
Romford
Stansted
Croydon
Richmond

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.

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