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Cheap flights from San Antonio to the United Kingdom from £170

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 the United Kingdom departing on 15/3. 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 return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
18:17 - 10:00SAT-LGW
33h 43m1 stop
Multiple Airlines Logo
14:00 - 00:07LGW-SAT
16h 07m1 stop
£345Multiple Airlines
Find Deal
Sun, 18 Jan - Mon, 26 Jan
Multiple Airlines Logo
19:56 - 10:00SAT-LGW
32h 04m2 stops
Multiple Airlines Logo
14:00 - 00:07LGW-SAT
16h 07m1 stop
£373Multiple Airlines
Find Deal
Sun, 18 Jan - Mon, 26 Jan
Scandinavian Airlines Logo
13:40 - 16:00SAT-LHR
20h 20m2 stops
Scandinavian Airlines Logo
06:40 - 23:45LHR-SAT
23h 05m2 stops
£439Scandinavian Airlines
Find Deal
Sat, 17 Jan - Wed, 21 Jan
Delta Logo
06:32 - 07:05SAT-LHR
18h 33m1 stop
Delta Logo
11:30 - 23:17LHR-SAT
17h 47m2 stops
£450Delta
Find Deal
Wed, 26 Nov - Thu, 4 Dec
Delta Logo
11:36 - 11:40SAT-LHR
18h 04m1 stop
Delta Logo
06:30 - 21:53LHR-SAT
21h 23m2 stops
£451Delta
Find Deal
Mon, 8 Dec - Wed, 24 Dec
Virgin Atlantic Logo
15:00 - 10:50SAT-LHR
13h 50m2 stops
Virgin Atlantic Logo
11:30 - 22:57LHR-SAT
17h 27m2 stops
£454Virgin Atlantic
Find Deal
Wed, 3 Dec - Wed, 10 Dec
KLM Logo
13:06 - 07:50SAT-LHR
12h 44m1 stop
KLM Logo
13:00 - 22:57LHR-SAT
15h 57m1 stop
£455KLM
Find Deal
Wed, 3 Dec - Wed, 10 Dec
Virgin Atlantic Logo
07:45 - 06:25SAT-LHR
16h 40m1 stop
Virgin Atlantic Logo
11:45 - 22:57LHR-SAT
17h 12m2 stops
£457Virgin Atlantic
Find Deal
Mon, 5 Jan - Wed, 14 Jan
KLM Logo
13:40 - 07:50SAT-LHR
12h 10m1 stop
KLM Logo
11:05 - 21:41LHR-SAT
16h 36m1 stop
£461KLM
Find Deal
Wed, 11 Feb - Wed, 18 Feb
Scandinavian Airlines Logo
14:10 - 16:00SAT-LHR
19h 50m2 stops
Scandinavian Airlines Logo
06:40 - 00:14LHR-SAT
23h 34m2 stops
£492Scandinavian Airlines
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Tue, 21 Apr - Thu, 30 Apr

Delta flights from San Antonio to United Kingdom

Our best Delta deals on San Antonio to United Kingdom flight tickets
Delta
26 Nov
SAT06:32San Antonio
18h 33m
1 stop
LHR07:05London Heathrow
4 Dec
LHR11:30London Heathrow
17h 47m
2 stops
SAT23:17San Antonio
£450
Find similar
Delta
9 Nov
SAT11:35San Antonio
18h 05m
1 stop
LHR11:40London Heathrow
25 Nov
LHR08:40London Heathrow
18h 22m
2 stops
SAT21:02San Antonio
£451
Find similar
Delta
9 Nov
SAT11:50San Antonio
14h 15m
2 stops
LHR08:05London Heathrow
25 Nov
LHR11:45London Heathrow
18h 53m
2 stops
SAT00:38San Antonio
£454
Find similar

Virgin Atlantic flights from San Antonio to United Kingdom

Our best Virgin Atlantic deals on San Antonio to United Kingdom flight tickets
Virgin Atlantic
3 Dec
SAT15:00San Antonio
13h 50m
2 stops
LHR10:50London Heathrow
10 Dec
LHR11:30London Heathrow
17h 27m
2 stops
SAT22:57San Antonio
£454
Find similar
Virgin Atlantic
5 Jan
SAT07:45San Antonio
16h 40m
1 stop
LHR06:25London Heathrow
14 Jan
LHR11:45London Heathrow
17h 12m
2 stops
SAT22:57San Antonio
£457
Find similar
Virgin Atlantic
30 Dec
SAT18:22San Antonio
11h 18m
1 stop
LHR11:40London Heathrow
9 Jan
LHR09:40London Heathrow
19h 17m
2 stops
SAT22:57San Antonio
£458
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from San Antonio to United Kingdom 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 279,928 searches. Data last updated 7 November 2025.
Use the filters below to find and compare flights from San Antonio to the United Kingdom that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Sun 18/1

18:17-10:00

1 stop33h 43m

London Gatwick

Mon 26/1

14:00-00:07

1 stop16h 07m

£345

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Sun 18/1

19:56-10:00

2 stops32h 04m

London Gatwick

Mon 26/1

14:00-00:07

1 stop16h 07m

£373

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Sat 17/1

13:40-16:00

2 stops20h 20m

London Heathrow

Wed 21/1

06:40-23:45

2 stops23h 05m

£439

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Wed 26/11

06:32-07:05

1 stop18h 33m

London Heathrow

Thu 4/12

11:30-23:17

2 stops17h 47m

£450

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Mon 8/12

11:36-11:40

1 stop18h 04m

London Heathrow

Wed 24/12

06:30-21:53

2 stops21h 23m

£451

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Wed 3/12

15:00-10:50

2 stops13h 50m

London Heathrow

Wed 10/12

11:30-22:57

2 stops17h 27m

£454

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Wed 3/12

13:06-07:50

1 stop12h 44m

London Heathrow

Wed 10/12

13:00-22:57

1 stop15h 57m

£455

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Mon 5/1

07:45-06:25

1 stop16h 40m

London Heathrow

Wed 14/1

11:45-22:57

2 stops17h 12m

£457

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Wed 11/2

13:40-07:50

1 stop12h 10m

London Heathrow

Wed 18/2

11:05-21:41

1 stop16h 36m

£461

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Tue 21/4

14:10-16:00

2 stops19h 50m

London Heathrow

Thu 30/4

06:40-00:14

2 stops23h 34m

£492

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to the United Kingdom from

How to get the cheapest flight ticket from San Antonio to United Kingdom

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 month to fly to United Kingdom?

The cheapest month to fly to United Kingdom from San Antonio is in August. Flight prices, which tend to average around £553, are often lower during this time because this is during the off-season. If you are unable to visit United Kingdom during the month of August, then departing from San Antonio during the month September is also very affordable. Most momondo users find prices during this month for around £561.

What is the cheapest day to depart on your flight to United Kingdom?

The cheapest day to depart from San Antonio to United Kingdom is on a Thursday. Travellers who choose to depart for United Kingdom on a Thursday will often find tickets for as low as £577. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from San Antonio to United Kingdom for around £654.

What is the cheapest time of day to depart on your flight to United Kingdom?

The cheapest time of day to fly to United Kingdom is in the afternoon when flights can be purchased for as low as £583. Try not to purchase tickets at midday because they tend to be around £613. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight to United Kingdom?

You are more likely to see cheaper flights to United Kingdom from San Antonio when booking weeks ahead of your departure date. In general, you can expect to find flights to United Kingdom for around £741 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United Kingdom from San Antonio for as low as £577 on momondo.

Can stopping save me money on San Antonio to United Kingdom flights?

You could potentially save up to 12% on your flight if you consider stops on a San Antonio to United Kingdom flight.

Cheap San Antonio to United Kingdom flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Antonio to United Kingdom

Direct flights

None
There are no direct flights from San Antonio to United Kingdom. There are no popular flight routes from San Antonio to United Kingdom.
Search flight deals

  • When did momondo last update prices for flights from San Antonio Airport to United Kingdom?

    Prices for flights from San Antonio Airport to United Kingdom refresh daily.

  • How many operators does momondo search for flights from San Antonio Airport to United Kingdom?

  • How old do you have to be to fly from San Antonio Airport to United Kingdom?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from San Antonio Airport to United Kingdom.

  • What documentation or ID do you need to fly to United Kingdom?

    The travel and health documents you'll need for your trip to United Kingdom may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at United Kingdom. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from San Antonio to United Kingdom

Compare and see reviews for airlines that fly from San Antonio to United Kingdom with momondo
Airline
Rating
Free Cancellation
Price
Virgin AtlanticPriceFrom £518Free CancellationRating
7.5
672 reviews
Search Virgin Atlantic flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Antonio to United Kingdom . Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to United Kingdom from San Antonio which offer a flexible booking policy as well as other useful filters and features.

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

momondo provides multiple filters to help you find the best flight to United Kingdom from San Antonio. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from San Antonio to United Kingdom right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to United Kingdom from San Antonio. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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