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Cheap flights from San Antonio to London from $505

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 12/30. 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

Enter your travel dates to find the best prices.
Multiple Airlines Logo
6:00 am - 7:50 am
SAT
-
STN
19h 50m3 stops
Multiple Airlines Logo
8:50 am - 11:01 am
STN
-
SAT
31h 11m3 stops
$1,293Multiple Airlines
Sat, Mar 7 - Sat, Mar 14
Multiple Airlines Logo
6:02 pm - 10:15 am
SAT
-
STN
34h 13m2 stops
Multiple Airlines Logo
6:15 am - 10:57 pm
STN
-
SAT
22h 42m2 stops
$1,863Multiple Airlines
Sat, May 9 - Sun, May 17
Turkish Airlines Logo
6:02 pm - 10:10 pm
SAT
-
STN
22h 08m2 stops
Turkish Airlines Logo
5:45 pm - 10:33 pm
STN
-
SAT
34h 48m2 stops
$1,878Turkish Airlines
Sun, May 10 - Sat, May 30
Multiple Airlines Logo
6:02 pm - 10:10 pm
SAT
-
STN
22h 08m2 stops
Multiple Airlines Logo
5:45 pm - 10:33 pm
STN
-
SAT
34h 48m2 stops
$1,907Multiple Airlines
Mon, May 11 - Sat, May 30
Turkish Airlines Logo
12:24 pm - 10:10 pm
SAT
-
STN
27h 46m2 stops
Turkish Airlines Logo
5:45 pm - 3:33 pm
STN
-
SAT
27h 48m2 stops
$2,172Turkish Airlines
Fri, May 22 - Tue, May 26
Turkish Airlines Logo
6:02 pm - 10:10 pm
SAT
-
STN
22h 08m2 stops
Turkish Airlines Logo
5:45 pm - 10:33 pm
STN
-
SAT
34h 48m2 stops
$2,327Turkish Airlines
Sun, May 10 - Sat, May 30
Turkish Airlines Logo
6:02 pm - 10:15 am
SAT
-
STN
34h 13m2 stops
Turkish Airlines Logo
5:45 pm - 3:33 pm
STN
-
SAT
27h 48m2 stops
$9,766Turkish Airlines
Thu, May 14 - Thu, Jun 4

Turkish Airlines flights from San Antonio to London Stansted Airport

Our best Turkish Airlines deals on San Antonio to London Stansted Airport flight tickets
Turkish Airlines
May 10
SAT6:02 pmSan Antonio
22h 08m
2 stops
STN10:10 pmLondon Stansted
May 30
STN5:45 pmLondon Stansted
34h 48m
2 stops
SAT10:33 pmSan Antonio
$1,878
Find similar
Turkish Airlines
May 22
SAT12:24 pmSan Antonio
27h 46m
2 stops
STN10:10 pmLondon Stansted
May 26
STN5:45 pmLondon Stansted
27h 48m
2 stops
SAT3:33 pmSan Antonio
$2,172
Find similar
Turkish Airlines
May 10
SAT6:02 pmSan Antonio
22h 08m
2 stops
STN10:10 pmLondon Stansted
May 30
STN5:45 pmLondon Stansted
34h 48m
2 stops
SAT10:33 pmSan Antonio
$2,327
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Antonio to London Stansted 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 December 8, 2025.
Use the filters below to find and compare flights from San Antonio to London Stansted Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San AntonioLondon

SAT - STN

SATSTN

San Antonio

Sat 3/7

6:00 am-7:50 am

3 stops19h 50m

London Stansted

Sat 3/14

8:50 am-11:01 am

3 stops31h 11m

$1,293

San AntonioLondon

SAT - STN

SATSTN

San Antonio

Sat 5/9

6:02 pm-10:15 am

2 stops34h 13m

London Stansted

Sun 5/17

6:15 am-10:57 pm

2 stops22h 42m

$1,863

San AntonioLondon

SAT - STN

SATSTN

San Antonio

Sun 5/10

6:02 pm-10:10 pm

2 stops22h 08m

London Stansted

Sat 5/30

5:45 pm-10:33 pm

2 stops34h 48m

$1,878

San AntonioLondon

SAT - STN

SATSTN

San Antonio

Mon 5/11

6:02 pm-10:10 pm

2 stops22h 08m

London Stansted

Sat 5/30

5:45 pm-10:33 pm

2 stops34h 48m

$1,907

San AntonioLondon

SAT - STN

SATSTN

San Antonio

Fri 5/22

12:24 pm-10:10 pm

2 stops27h 46m

London Stansted

Tue 5/26

5:45 pm-3:33 pm

2 stops27h 48m

$2,172

San AntonioLondon

SAT - STN

SATSTN

San Antonio

Sun 5/10

6:02 pm-10:10 pm

2 stops22h 08m

London Stansted

Sat 5/30

5:45 pm-10:33 pm

2 stops34h 48m

$2,327

San AntonioLondon

SAT - STN

SATSTN

San Antonio

Thu 5/14

6:02 pm-10:15 am

2 stops34h 13m

London Stansted

Thu 6/4

5:45 pm-3:33 pm

2 stops27h 48m

$9,766

San AntonioLondon

SAT - STN

SATSTN

San Antonio

Tue 12/30

6:45 am-10:45 pm

3 stops34h 00m

$505

San AntonioLondon

SAT - STN

SATSTN

San Antonio

Tue 12/30

6:35 am-10:55 pm

2 stops34h 20m

$609

San AntonioLondon

SAT - STN

SATSTN

San Antonio

Sun 12/21

2:01 pm-8:55 pm

3 stops48h 54m

$838

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
1
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When to book flights from San Antonio to London Stansted Airport

Are you open to changing your travel dates? Check out the ideal times to fly from San Antonio to London Stansted 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 Stansted Airport (SAT to STN) flight deals and tips

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

Fastest flight time

19h 50m

Direct flights

None
The fastest flight from San Antonio to London Stansted Airport takes 19h 50m
There are no direct flights from San Antonio to London Stansted Airport. There are no popular flight routes from San Antonio to London Stansted Airport.
Search flight deals

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

    The distance between San Antonio and London Stansted is about 4988.2 mi. A reasonable flight in good conditions will take 19h 50m.

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

    Prices for flights from San Antonio Airport to London Stansted Airport were last updated today.

  • How old do you have to be to fly from San Antonio Airport to London Stansted 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 Stansted Airport.

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

    The required travel and health documents for your London Stansted 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 Stansted 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 Stansted Airport?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to San Antonio from London Stansted Airport. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from San Antonio to London Stansted 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?

    momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

Traveling to a place near London?

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

Why use momondo?

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

Finding the right flight to London from San Antonio is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to London quick and easy, saving you time and money.

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

Yes. momondo allows you to filter the results for San Antonio to London flights to just show those with flexible booking policies.

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

momondo helps you find the best flight between San Antonio and London by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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 Stansted Airport trip

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