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Cheap flights from San Antonio to London from $261

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 10/19. 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

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
10:03 am - 10:00 amSAT  San Antonio-LGW London Gatwick
17h 57m1 stop Orlando
Multiple Airlines Logo
2:00 pm - 7:25 pmLGW  London Gatwick-SAT San Antonio
35h 25m2 stops Orlando Denver Intl
$783Multiple Airlines
Wed, Sep 23 - Sun, Sep 27
Multiple Airlines Logo
10:03 am - 10:00 amSAT  San Antonio-LGW London Gatwick
17h 57m1 stop Orlando
Multiple Airlines Logo
2:00 pm - 9:10 amLGW  London Gatwick-SAT San Antonio
25h 10m1 stop Orlando
$786Multiple Airlines
Wed, Sep 23 - Thu, Oct 1
Multiple Airlines Logo
10:03 am - 10:00 amSAT  San Antonio-LGW London Gatwick
17h 57m1 stop Orlando
Multiple Airlines Logo
2:00 pm - 11:58 amLGW  London Gatwick-SAT San Antonio
27h 58m2 stops Orlando Memphis
$802Multiple Airlines
Wed, Sep 23 - Thu, Oct 1
Multiple Airlines Logo
10:05 am - 10:00 amSAT  San Antonio-LGW London Gatwick
17h 55m1 stop Orlando
Multiple Airlines Logo
2:00 pm - 2:20 pmLGW  London Gatwick-SAT San Antonio
30h 20m2 stops Orlando Las Vegas Harry Reid Intl
$807Multiple Airlines
Mon, Sep 14 - Mon, Sep 21
Multiple Airlines Logo
10:03 am - 10:00 amSAT  San Antonio-LGW London Gatwick
17h 57m1 stop Orlando
Multiple Airlines Logo
2:00 pm - 9:10 amLGW  London Gatwick-SAT San Antonio
25h 10m1 stop Orlando
$808Multiple Airlines
Wed, Sep 23 - Sun, Sep 27
Multiple Airlines Logo
10:05 am - 10:00 amSAT  San Antonio-LGW London Gatwick
17h 55m1 stop Orlando
Multiple Airlines Logo
2:00 pm - 7:25 pmLGW  London Gatwick-SAT San Antonio
35h 25m2 stops Orlando Denver Intl
$836Multiple Airlines
Mon, Sep 21 - Sun, Sep 27
Multiple Airlines Logo
10:05 am - 10:00 amSAT  San Antonio-LGW London Gatwick
17h 55m1 stop Orlando
Multiple Airlines Logo
2:00 pm - 9:10 amLGW  London Gatwick-SAT San Antonio
25h 10m1 stop Orlando
$839Multiple Airlines
Mon, Sep 21 - Thu, Oct 1
Multiple Airlines Logo
10:03 am - 10:00 amSAT  San Antonio-LGW London Gatwick
17h 57m1 stop Orlando
Multiple Airlines Logo
2:00 pm - 1:48 pmLGW  London Gatwick-SAT San Antonio
29h 48m2 stops Orlando Las Vegas Harry Reid Intl
$847Multiple Airlines
Wed, Sep 23 - Fri, Sep 25
Multiple Airlines Logo
10:03 am - 10:00 amSAT  San Antonio-LGW London Gatwick
17h 57m1 stop Orlando
Multiple Airlines Logo
2:00 pm - 7:25 pmLGW  London Gatwick-SAT San Antonio
35h 25m2 stops Orlando Denver Intl
$852Multiple Airlines
Wed, Sep 23 - Wed, Sep 30
Multiple Airlines Logo
10:05 am - 10:00 amSAT  San Antonio-LGW London Gatwick
17h 55m1 stop Orlando
Multiple Airlines Logo
2:00 pm - 9:10 amLGW  London Gatwick-SAT San Antonio
25h 10m1 stop Orlando
$861Multiple Airlines
Mon, Sep 21 - Sun, Sep 27

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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 4
SAT8:55 amSan Antonio
17h 45m
2 stops
LGW8:40 amLondon Gatwick
Sep 18
LGW10:45 amLondon Gatwick
28h 07m
2 stops
SAT8:52 amSan Antonio
$980
American Airlines
Sep 4
SAT8:00 amSan Antonio
18h 40m
2 stops
LGW8:40 amLondon Gatwick
Sep 21
LGW10:45 amLondon Gatwick
28h 07m
2 stops
SAT8:52 amSan Antonio
$1,030

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
Aug 15
SAT5:59 pmSan Antonio
33h 56m
2 stops
LGW9:55 amLondon Gatwick
Aug 26
LGW10:50 amLondon Gatwick
41h 49m
2 stops
SAT10:39 pmSan Antonio
$1,365
Turkish Airlines
Aug 18
SAT5:59 pmSan Antonio
22h 26m
2 stops
LGW10:25 pmLondon Gatwick
Aug 28
LGW2:05 pmLondon Gatwick
38h 34m
2 stops
SAT10:39 pmSan Antonio
$1,410
Turkish Airlines
Aug 15
SAT5:59 pmSan Antonio
33h 56m
2 stops
LGW9:55 amLondon Gatwick
Aug 28
LGW10:50 amLondon Gatwick
41h 49m
2 stops
SAT10:39 pmSan Antonio
$1,590

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 August 10, 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 San Antonio - LGW London Gatwick

SATLGW

San Antonio

Wed 9/23

10:03 am-10:00 am

1 stop17h 57m

London Gatwick

Sun 9/27

2:00 pm-7:25 pm

2 stops35h 25m

$783

San AntonioLondon

SAT San Antonio - LGW London Gatwick

SATLGW

San Antonio

Wed 9/23

10:03 am-10:00 am

1 stop17h 57m

London Gatwick

Thu 10/1

2:00 pm-9:10 am

1 stop25h 10m

$786

San AntonioLondon

SAT San Antonio - LGW London Gatwick

SATLGW

San Antonio

Wed 9/23

10:03 am-10:00 am

1 stop17h 57m

London Gatwick

Thu 10/1

2:00 pm-11:58 am

2 stops27h 58m

$802

San AntonioLondon

SAT San Antonio - LGW London Gatwick

SATLGW

San Antonio

Mon 9/14

10:05 am-10:00 am

1 stop17h 55m

London Gatwick

Mon 9/21

2:00 pm-2:20 pm

2 stops30h 20m

$807

San AntonioLondon

SAT San Antonio - LGW London Gatwick

SATLGW

San Antonio

Wed 9/23

10:03 am-10:00 am

1 stop17h 57m

London Gatwick

Sun 9/27

2:00 pm-9:10 am

1 stop25h 10m

$808

San AntonioLondon

SAT San Antonio - LGW London Gatwick

SATLGW

San Antonio

Mon 9/21

10:05 am-10:00 am

1 stop17h 55m

London Gatwick

Sun 9/27

2:00 pm-7:25 pm

2 stops35h 25m

$836
Quickest round-trip

San AntonioLondon

SAT San Antonio - LGW London Gatwick

SATLGW

San Antonio

Mon 9/21

10:05 am-10:00 am

1 stop17h 55m

London Gatwick

Thu 10/1

2:00 pm-9:10 am

1 stop25h 10m

$839

San AntonioLondon

SAT San Antonio - LGW London Gatwick

SATLGW

San Antonio

Wed 9/23

10:03 am-10:00 am

1 stop17h 57m

London Gatwick

Fri 9/25

2:00 pm-1:48 pm

2 stops29h 48m

$847

San AntonioLondon

SAT San Antonio - LGW London Gatwick

SATLGW

San Antonio

Wed 9/23

10:03 am-10:00 am

1 stop17h 57m

London Gatwick

Wed 9/30

2:00 pm-7:25 pm

2 stops35h 25m

$852

San AntonioLondon

SAT San Antonio - LGW London Gatwick

SATLGW

San Antonio

Mon 9/21

10:05 am-10:00 am

1 stop17h 55m

London Gatwick

Sun 9/27

2:00 pm-9:10 am

1 stop25h 10m

$861

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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 airline that flies from San Antonio to London Gatwick?

Delta is the most popular carrier operating from San Antonio to London Gatwick

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 20m

Direct flights

None
The fastest flight from San Antonio to London Gatwick Airport takes 15h 20m
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 20m.

  • 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.

Traveling to a place near London?

Book flights to London if you plan to visit one of these locations
Hounslow
Gatwick
Milton Keynes
Luton
Hayes
Wembley
Croydon
Dover
Stansted
Richmond
Kingston upon Thames
Harrow
Watford
Cobham
Slough
Uxbridge
Worthing
Romford
Ilford
Bedford

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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