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Cheap flights from San Antonio to London from $255

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 11/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
7:37 pm - 10:55 amSAT-LGW
33h 18m3 stops
Multiple Airlines Logo
11:55 am - 1:00 pmLGW-SAT
31h 05m3 stops
$823Multiple Airlines
Find Deal
Tue, Nov 25 - Thu, Dec 4
Multiple Airlines Logo
7:37 pm - 10:55 amSAT-LGW
33h 18m3 stops
Multiple Airlines Logo
11:55 am - 9:04 amLGW-SAT
27h 09m2 stops
$855Multiple Airlines
Find Deal
Sun, Nov 9 - Sun, Nov 16
Multiple Airlines Logo
6:45 am - 5:50 pmSAT-LGW
29h 05m2 stops
Multiple Airlines Logo
6:40 pm - 11:45 pmLGW-SAT
35h 05m2 stops
$873Multiple Airlines
Find Deal
Sun, Nov 9 - Sun, Nov 16
Multiple Airlines Logo
5:16 pm - 6:00 amSAT-LGW
30h 44m2 stops
Multiple Airlines Logo
2:00 pm - 10:27 pmLGW-SAT
14h 27m1 stop
$874Multiple Airlines
Find Deal
Mon, Jan 5 - Fri, Jan 9
Multiple Airlines Logo
7:37 pm - 10:55 amSAT-LGW
33h 18m3 stops
Multiple Airlines Logo
11:55 am - 1:00 pmLGW-SAT
31h 05m3 stops
$887Multiple Airlines
Find Deal
Wed, Nov 26 - Wed, Dec 3
American Airlines Logo
9:12 am - 9:00 amSAT-LGW
17h 48m2 stops
American Airlines Logo
12:30 pm - 11:51 pmLGW-SAT
17h 21m2 stops
$1,216American Airlines
Find Deal
Sat, Dec 27 - Sun, Jan 4
American Airlines Logo
8:21 am - 9:00 amSAT-LGW
18h 39m2 stops
American Airlines Logo
12:30 pm - 9:45 amLGW-SAT
27h 15m2 stops
$1,291American Airlines
Find Deal
Sat, Dec 27 - Sun, Jan 4
Turkish Airlines Logo
6:00 pm - 9:25 amSAT-LGW
33h 25m2 stops
Turkish Airlines Logo
10:15 am - 10:56 pmLGW-SAT
42h 41m2 stops
$1,346Turkish Airlines
Find Deal
Tue, Nov 11 - Tue, Nov 18
Turkish Airlines Logo
6:00 pm - 10:35 pmSAT-LGW
46h 35m2 stops
Turkish Airlines Logo
6:25 am - 10:59 pmLGW-SAT
22h 34m2 stops
$1,351Turkish Airlines
Find Deal
Tue, Nov 25 - Thu, Dec 4
Iberia Logo
10:12 am - 7:00 pmSAT-LGW
26h 48m2 stops
Iberia Logo
11:45 am - 11:29 pmLGW-SAT
41h 44m2 stops
$1,894Iberia
Find Deal
Tue, Mar 3 - Thu, Mar 5

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
Dec 27
SAT9:12 amSan Antonio
17h 48m
2 stops
LGW9:00 amLondon Gatwick
Jan 4
LGW12:30 pmLondon Gatwick
17h 21m
2 stops
SAT11:51 pmSan Antonio
$1,216
Find similar
American Airlines
Dec 27
SAT8:21 amSan Antonio
18h 39m
2 stops
LGW9:00 amLondon Gatwick
Jan 4
LGW12:30 pmLondon Gatwick
27h 15m
2 stops
SAT9:45 amSan Antonio
$1,291
Find similar

Turkish Airlines flights from San Antonio to London Gatwick Airport

Our best Turkish Airlines deals on San Antonio to London Gatwick Airport flight tickets
Turkish Airlines
Nov 11
SAT6:00 pmSan Antonio
33h 25m
2 stops
LGW9:25 amLondon Gatwick
Nov 18
LGW10:15 amLondon Gatwick
42h 41m
2 stops
SAT10:56 pmSan Antonio
$1,346
Find similar
Turkish Airlines
Nov 25
SAT6:00 pmSan Antonio
46h 35m
2 stops
LGW10:35 pmLondon Gatwick
Dec 4
LGW6:25 amLondon Gatwick
22h 34m
2 stops
SAT10:59 pmSan Antonio
$1,351
Find similar
Turkish Airlines
Nov 3
SAT6:00 pmSan Antonio
33h 20m
2 stops
LGW9:20 amLondon Gatwick
Nov 8
LGW10:15 amLondon Gatwick
42h 41m
2 stops
SAT10:56 pmSan Antonio
$1,372
Find similar

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 October 13, 2025.
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

Tue 11/25

7:37 pm-10:55 am

3 stops33h 18m

London Gatwick

Thu 12/4

11:55 am-1:00 pm

3 stops31h 05m

$823

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Sun 11/9

7:37 pm-10:55 am

3 stops33h 18m

London Gatwick

Sun 11/16

11:55 am-9:04 am

2 stops27h 09m

$855

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Sun 11/9

6:45 am-5:50 pm

2 stops29h 05m

London Gatwick

Sun 11/16

6:40 pm-11:45 pm

2 stops35h 05m

$873

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Mon 1/5

5:16 pm-6:00 am

2 stops30h 44m

London Gatwick

Fri 1/9

2:00 pm-10:27 pm

1 stop14h 27m

$874

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Wed 11/26

7:37 pm-10:55 am

3 stops33h 18m

London Gatwick

Wed 12/3

11:55 am-1:00 pm

3 stops31h 05m

$887

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Sat 12/27

9:12 am-9:00 am

2 stops17h 48m

London Gatwick

Sun 1/4

12:30 pm-11:51 pm

2 stops17h 21m

$1,216

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Sat 12/27

8:21 am-9:00 am

2 stops18h 39m

London Gatwick

Sun 1/4

12:30 pm-9:45 am

2 stops27h 15m

$1,291

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Tue 11/11

6:00 pm-9:25 am

2 stops33h 25m

London Gatwick

Tue 11/18

10:15 am-10:56 pm

2 stops42h 41m

$1,346

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Tue 11/25

6:00 pm-10:35 pm

2 stops46h 35m

London Gatwick

Thu 12/4

6:25 am-10:59 pm

2 stops22h 34m

$1,351

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Tue 3/3

10:12 am-7:00 pm

2 stops26h 48m

London Gatwick

Thu 3/5

11:45 am-11:29 pm

2 stops41h 44m

$1,894

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to London from

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

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

What is the cheapest day to depart on your flight to London Gatwick Airport?

The cheapest day to depart from San Antonio to London Gatwick Airport is on a Tuesday when prices can be found for as low as $666. Be sure to avoid booking your departure on a Wednesday as prices are generally higher than usual. According to our data, the average ticket price to London Gatwick Airport on Wednesday is $993.

What is the cheapest time of day to depart on your flight to London Gatwick Airport?

Flying to London Gatwick Airport from San Antonio in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $899 when looking at flights departing in the afternoon. In the morning is when there is more demand to fly to London Gatwick Airport, so prices are often more expensive at around $993 per ticket.

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

Direct flights

None
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 12h 37m.

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

  • 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.

  • What is the most popular airline from San Antonio to London Gatwick Airport?

Best airlines flying from San Antonio to London Gatwick Airport

Compare and see reviews for airlines that fly from San Antonio to London Gatwick Airport with momondo
Airline
Rating
Free Cancellation
Price
American AirlinesPriceFrom $611Free CancellationRating
7.2
11,045 reviews
Search American Airlines flights

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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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