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Cheap flights from San Antonio to London from $473

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 3/10. 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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Find the cheapest flights from San Antonio to London

Cheap round-trip flights

American Airlines Logo
7:51 am - 8:10 amSAT-LGW
18h 19m2 stops
American Airlines Logo
2:30 pm - 10:20 amLGW-SAT
25h 50m2 stops
$494American Airlines
Find Deal
Tue, Oct 7 - Tue, Oct 14
Logo
5:32 pm - 10:10 amSAT-LGW
34h 38m2 stops
Logo
2:00 pm - 4:50 pmLGW-SAT
31h 50m1 stop
$627
Find Deal
Sat, Oct 18 - Sat, Nov 1
American Airlines Logo
10:19 am - 8:35 amSAT-LGW
16h 16m2 stops
American Airlines Logo
12:20 pm - 11:00 pmLGW-SAT
16h 40m2 stops
$674American Airlines
Find Deal
Sat, Sep 27 - Sat, Oct 4
American Airlines Logo
8:10 am - 6:35 amSAT-LGW
16h 25m2 stops
American Airlines Logo
12:30 pm - 10:41 amLGW-SAT
27h 11m2 stops
$675American Airlines
Find Deal
Sat, Oct 25 - Sat, Nov 1
Logo
8:37 pm - 10:55 amSAT-LGW
32h 18m1 stop
Logo
9:50 am - 8:52 pmLGW-SAT
41h 02m2 stops
$706
Find Deal
Thu, Sep 25 - Mon, Sep 29
Logo
2:42 pm - 7:30 pmSAT-LGW
22h 48m2 stops
Logo
7:30 pm - 11:40 pmLGW-SAT
34h 10m3 stops
$710
Find Deal
Fri, Oct 17 - Wed, Oct 22
Logo
7:00 am - 8:10 pmSAT-LGW
31h 10m3 stops
Logo
8:50 pm - 11:40 pmLGW-SAT
32h 50m3 stops
$713
Find Deal
Wed, Oct 8 - Wed, Oct 15
Logo
2:04 pm - 7:00 amSAT-LGW
34h 56m2 stops
Logo
2:00 pm - 4:50 pmLGW-SAT
31h 50m1 stop
$743
Find Deal
Sat, Oct 25 - Sat, Nov 1
Logo
7:10 pm - 6:20 amSAT-LGW
29h 10m2 stops
Logo
2:00 pm - 5:10 pmLGW-SAT
32h 10m1 stop
$747
Find Deal
Fri, Oct 24 - Fri, Oct 31
Logo
7:00 am - 6:20 amSAT-LGW
41h 20m2 stops
Logo
10:55 am - 1:47 pmLGW-SAT
32h 52m1 stop
$750
Find Deal
Wed, Oct 15 - Wed, Oct 22

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
Sep 15
SAT11:45 amSan Antonio
28h 35m
2 stops
LGW10:20 pmLondon Gatwick
Oct 15
LGW2:00 pmLondon Gatwick
38h 35m
2 stops
SAT10:35 pmSan Antonio
$1,373
Find similar
Turkish Airlines
Sep 14
SAT5:58 pmSan Antonio
46h 22m
2 stops
LGW10:20 pmLondon Gatwick
Sep 22
LGW5:15 pmLondon Gatwick
35h 33m
2 stops
SAT10:48 pmSan Antonio
$1,423
Find similar
Turkish Airlines
Sep 21
SAT5:58 pmSan Antonio
22h 27m
2 stops
LGW10:25 pmLondon Gatwick
Oct 7
LGW5:30 amLondon Gatwick
23h 05m
2 stops
SAT10:35 pmSan Antonio
$1,430
Find similar

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
Oct 7
SAT7:51 amSan Antonio
18h 19m
2 stops
LGW8:10 amLondon Gatwick
Oct 14
LGW2:30 pmLondon Gatwick
25h 50m
2 stops
SAT10:20 amSan Antonio
$494
Find similar
American Airlines
Sep 20
SAT9:11 amSan Antonio
17h 24m
2 stops
LGW8:35 amLondon Gatwick
Sep 29
LGW10:40 amLondon Gatwick
19h 15m
2 stops
SAT11:55 pmSan Antonio
$674
Find similar
American Airlines
Oct 25
SAT8:10 amSan Antonio
16h 25m
2 stops
LGW6:35 amLondon Gatwick
Nov 1
LGW12:30 pmLondon Gatwick
27h 11m
2 stops
SAT10:41 amSan Antonio
$675
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 September 11, 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 10/7

7:51 am-8:10 am

2 stops18h 19m

London Gatwick

Tue 10/14

2:30 pm-10:20 am

2 stops25h 50m

$494

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Sat 10/18

5:32 pm-10:10 am

2 stops34h 38m

London Gatwick

Sat 11/1

2:00 pm-4:50 pm

1 stop31h 50m

$627

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Sat 9/27

10:19 am-8:35 am

2 stops16h 16m

London Gatwick

Sat 10/4

12:20 pm-11:00 pm

2 stops16h 40m

$674

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Sat 10/25

8:10 am-6:35 am

2 stops16h 25m

London Gatwick

Sat 11/1

12:30 pm-10:41 am

2 stops27h 11m

$675

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Thu 9/25

8:37 pm-10:55 am

1 stop32h 18m

London Gatwick

Mon 9/29

9:50 am-8:52 pm

2 stops41h 02m

$706

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Fri 10/17

2:42 pm-7:30 pm

2 stops22h 48m

London Gatwick

Wed 10/22

7:30 pm-11:40 pm

3 stops34h 10m

$710

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Wed 10/8

7:00 am-8:10 pm

3 stops31h 10m

London Gatwick

Wed 10/15

8:50 pm-11:40 pm

3 stops32h 50m

$713

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Sat 10/25

2:04 pm-7:00 am

2 stops34h 56m

London Gatwick

Sat 11/1

2:00 pm-4:50 pm

1 stop31h 50m

$743

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Fri 10/24

7:10 pm-6:20 am

2 stops29h 10m

London Gatwick

Fri 10/31

2:00 pm-5:10 pm

1 stop32h 10m

$747

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Wed 10/15

7:00 am-6:20 am

2 stops41h 20m

London Gatwick

Wed 10/22

10:55 am-1:47 pm

1 stop32h 52m

$750

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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.
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  • 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 16h 16m.

  • 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
10,000 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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