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Cheap flights from San Antonio to the United Kingdom from £212

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 4/12. 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 the United Kingdom

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
06:30 - 10:00SAT-LGW
21h 30m1 stop
Multiple Airlines Logo
14:00 - 23:52LGW-SAT
15h 52m1 stop
£436Multiple Airlines
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Thu, 15 Jan - Thu, 22 Jan
Delta Logo
05:10 - 07:50SAT-LHR
20h 40m1 stop
Delta Logo
13:00 - 11:27LHR-SAT
28h 27m1 stop
£445Delta
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Wed, 31 Dec - Fri, 9 Jan
Virgin Atlantic Logo
12:55 - 09:20SAT-LHR
14h 25m1 stop
Virgin Atlantic Logo
08:55 - 17:15LHR-SAT
14h 20m1 stop
£448Virgin Atlantic
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Thu, 8 Jan - Thu, 15 Jan
Virgin Atlantic Logo
12:10 - 08:05SAT-LHR
13h 55m1 stop
Virgin Atlantic Logo
11:20 - 23:49LHR-SAT
18h 29m1 stop
£451Virgin Atlantic
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Wed, 10 Dec - Wed, 17 Dec
Scandinavian Airlines Logo
13:40 - 16:00SAT-LHR
20h 20m2 stops
Scandinavian Airlines Logo
06:40 - 00:32LHR-SAT
22h 52m2 stops
£452Scandinavian Airlines
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Mon, 2 Feb - Mon, 9 Mar
KLM Logo
13:40 - 09:00SAT-LHR
13h 20m1 stop
KLM Logo
08:55 - 17:22LHR-SAT
14h 27m1 stop
£457KLM
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Wed, 4 Feb - Wed, 11 Feb
Scandinavian Airlines Logo
13:40 - 17:40SAT-LHR
22h 00m2 stops
Scandinavian Airlines Logo
06:40 - 23:43LHR-SAT
23h 03m2 stops
£458Scandinavian Airlines
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Thu, 5 Feb - Wed, 11 Feb
KLM Logo
12:55 - 10:10SAT-EDI
15h 15m2 stops
KLM Logo
11:00 - 00:36EDI-SAT
19h 36m2 stops
£478KLM
Find Deal
Thu, 12 Feb - Mon, 16 Feb
Lufthansa Logo
12:15 - 09:05SAT-LCY
14h 50m2 stops
Lufthansa Logo
09:50 - 21:21LCY-SAT
17h 31m2 stops
£528Lufthansa
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Wed, 4 Feb - Wed, 11 Feb
Lufthansa Logo
09:00 - 09:05SAT-LCY
18h 05m2 stops
Lufthansa Logo
09:50 - 21:21LCY-SAT
17h 31m2 stops
£549Lufthansa
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Wed, 4 Feb - Wed, 11 Feb

Delta flights from San Antonio to United Kingdom

Our best Delta deals on San Antonio to United Kingdom flight tickets
Delta
31 Dec
SAT05:10San Antonio
20h 40m
1 stop
LHR07:50London Heathrow
9 Jan
LHR13:00London Heathrow
28h 27m
1 stop
SAT11:27San Antonio
£445
Find similar
Delta
13 Feb
SAT06:30San Antonio
22h 00m
1 stop
MAN10:30Manchester
17 Feb
MAN13:30Manchester
17h 04m
1 stop
SAT00:34San Antonio
£450
Find similar
Delta
13 Feb
SAT08:00San Antonio
20h 30m
1 stop
MAN10:30Manchester
17 Feb
MAN10:25Manchester
18h 03m
2 stops
SAT22:28San Antonio
£453
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
8 Jan
SAT12:55San Antonio
14h 25m
1 stop
LHR09:20London Heathrow
15 Jan
LHR08:55London Heathrow
14h 20m
1 stop
SAT17:15San Antonio
£448
Find similar
Virgin Atlantic
10 Dec
SAT12:10San Antonio
13h 55m
1 stop
LHR08:05London Heathrow
17 Dec
LHR11:20London Heathrow
18h 29m
1 stop
SAT23:49San Antonio
£451
Find similar
Virgin Atlantic
10 Dec
SAT12:10San Antonio
13h 55m
1 stop
LHR08:05London Heathrow
17 Dec
LHR13:05London Heathrow
17h 29m
2 stops
SAT00:34San Antonio
£455
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 27 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

Thu 15/1

06:30-10:00

1 stop21h 30m

London Gatwick

Thu 22/1

14:00-23:52

1 stop15h 52m

£436

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Wed 31/12

05:10-07:50

1 stop20h 40m

London Heathrow

Fri 9/1

13:00-11:27

1 stop28h 27m

£445

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Thu 8/1

12:55-09:20

1 stop14h 25m

London Heathrow

Thu 15/1

08:55-17:15

1 stop14h 20m

£448

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Wed 10/12

12:10-08:05

1 stop13h 55m

London Heathrow

Wed 17/12

11:20-23:49

1 stop18h 29m

£451

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Mon 2/2

13:40-16:00

2 stops20h 20m

London Heathrow

Mon 9/3

06:40-00:32

2 stops22h 52m

£452

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Wed 4/2

13:40-09:00

1 stop13h 20m

London Heathrow

Wed 11/2

08:55-17:22

1 stop14h 27m

£457

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Thu 5/2

13:40-17:40

2 stops22h 00m

London Heathrow

Wed 11/2

06:40-23:43

2 stops23h 03m

£458

San AntonioEdinburgh

SAT - EDI

SATEDI

San Antonio

Thu 12/2

12:55-10:10

2 stops15h 15m

Edinburgh Turnhouse

Mon 16/2

11:00-00:36

2 stops19h 36m

£478

San AntonioLondon

SAT - LCY

SATLCY

San Antonio

Wed 4/2

12:15-09:05

2 stops14h 50m

London City

Wed 11/2

09:50-21:21

2 stops17h 31m

£528

San AntonioLondon

SAT - LCY

SATLCY

San Antonio

Wed 4/2

09:00-09:05

2 stops18h 05m

London City

Wed 11/2

09:50-21:21

2 stops17h 31m

£549

Flights are sorted by cheapest return 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 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 £548, 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 £557.

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 £573. 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 £648.

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 £579. Try not to purchase tickets at midday because they tend to be around £608. 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 £739 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 £535 on momondo.

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

You could potentially save up to 18% 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

Fastest flight time

11h 16m

Direct flights

None
The fastest flight from San Antonio to United Kingdom takes 11h 16m
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 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.

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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