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Cheap flights from San Antonio to the United Kingdom from £163

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 27/4. 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 - 10:00
SAT
-
LGW
21h 30m1 stop
Multiple Airlines Logo
14:00 - 23:52
LGW
-
SAT
15h 52m1 stop
£380Multiple Airlines
Thu, 22 Jan - Fri, 23 Jan
Multiple Airlines Logo
06:30 - 10:00
SAT
-
LGW
21h 30m1 stop
Multiple Airlines Logo
14:00 - 23:52
LGW
-
SAT
15h 52m1 stop
£381Multiple Airlines
Fri, 23 Jan - Sat, 24 Jan
Delta Logo
16:29 - 10:30
SAT
-
MAN
12h 01m1 stop
Delta Logo
13:30 - 22:28
MAN
-
SAT
14h 58m1 stop
£447Delta
Fri, 13 Feb - Tue, 17 Feb
Delta Logo
06:30 - 07:05
SAT
-
LHR
18h 35m1 stop
Delta Logo
11:30 - 00:38
LHR
-
SAT
19h 08m2 stops
£448Delta
Mon, 19 Jan - Fri, 30 Jan
KLM Logo
13:40 - 07:50
SAT
-
LHR
12h 10m1 stop
KLM Logo
12:30 - 22:28
LHR
-
SAT
15h 58m1 stop
£453KLM
Mon, 19 Jan - Fri, 30 Jan
KLM Logo
12:25 - 06:50
SAT
-
LHR
12h 25m1 stop
KLM Logo
10:45 - 20:25
LHR
-
SAT
15h 40m1 stop
£465KLM
Fri, 9 Jan - Fri, 23 Jan
Lufthansa Logo
09:00 - 09:05
SAT
-
LCY
18h 05m2 stops
Lufthansa Logo
09:40 - 21:21
LCY
-
SAT
17h 41m2 stops
£509Lufthansa
Wed, 14 Jan - Thu, 22 Jan
Lufthansa Logo
12:08 - 18:35
SAT
-
LCY
24h 27m2 stops
Lufthansa Logo
09:15 - 23:18
LCY
-
SAT
20h 03m2 stops
£520Lufthansa
Wed, 15 Apr - Wed, 22 Apr
Virgin Atlantic Logo
12:38 - 09:45
SAT
-
CWL
15h 07m2 stops
Virgin Atlantic Logo
10:20 - 22:10
CWL
-
SAT
17h 50m2 stops
£549Virgin Atlantic
Sat, 17 Jan - Sat, 24 Jan
Virgin Atlantic Logo
13:37 - 10:05
SAT
-
GLA
15h 28m2 stops
Virgin Atlantic Logo
06:05 - 20:33
GLA
-
SAT
19h 28m2 stops
£666Virgin Atlantic
Sat, 21 Mar - Sat, 28 Mar

Lufthansa flights from San Antonio to United Kingdom

Our best Lufthansa deals on San Antonio to United Kingdom flight tickets
Lufthansa
19 Apr
SAT16:17San Antonio
16h 23m
2 stops
LHR14:40London Heathrow
30 Apr
LHR07:30London Heathrow
19h 37m
2 stops
SAT21:07San Antonio
£503
Find similar
Lufthansa
1 Apr
SAT13:21San Antonio
14h 19m
1 stop
LHR09:40London Heathrow
6 Apr
LHR19:30London Heathrow
31h 40m
2 stops
SAT21:10San Antonio
£504
Find similar
Lufthansa
8 Apr
SAT11:44San Antonio
16h 41m
2 stops
MAN10:25Manchester
15 Apr
MAN07:00Manchester
22h 18m
2 stops
SAT23:18San Antonio
£540
Find similar

KLM flights from San Antonio to United Kingdom

Our best KLM deals on San Antonio to United Kingdom flight tickets
KLM
19 Jan
SAT13:40San Antonio
12h 10m
1 stop
LHR07:50London Heathrow
30 Jan
LHR12:30London Heathrow
15h 58m
1 stop
SAT22:28San Antonio
£453
Find similar
KLM
15 Apr
SAT17:30San Antonio
14h 00m
1 stop
LHR13:30London Heathrow
22 Apr
LHR10:55London Heathrow
19h 19m
1 stop
SAT00:14San Antonio
£465
Find similar
KLM
9 Jan
SAT12:25San Antonio
12h 25m
1 stop
LHR06:50London Heathrow
23 Jan
LHR10:45London Heathrow
15h 40m
1 stop
SAT20:25San Antonio
£465
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 5 December 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 22/1

06:30-10:00

1 stop21h 30m

London Gatwick

Fri 23/1

14:00-23:52

1 stop15h 52m

£380

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Fri 23/1

06:30-10:00

1 stop21h 30m

London Gatwick

Sat 24/1

14:00-23:52

1 stop15h 52m

£381

San AntonioManchester

SAT - MAN

SATMAN

San Antonio

Fri 13/2

16:29-10:30

1 stop12h 01m

Manchester

Tue 17/2

13:30-22:28

1 stop14h 58m

£447

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Mon 19/1

06:30-07:05

1 stop18h 35m

London Heathrow

Fri 30/1

11:30-00:38

2 stops19h 08m

£448

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Mon 19/1

13:40-07:50

1 stop12h 10m

London Heathrow

Fri 30/1

12:30-22:28

1 stop15h 58m

£453

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Fri 9/1

12:25-06:50

1 stop12h 25m

London Heathrow

Fri 23/1

10:45-20:25

1 stop15h 40m

£465

San AntonioLondon

SAT - LCY

SATLCY

San Antonio

Wed 14/1

09:00-09:05

2 stops18h 05m

London City

Thu 22/1

09:40-21:21

2 stops17h 41m

£509

San AntonioLondon

SAT - LCY

SATLCY

San Antonio

Wed 15/4

12:08-18:35

2 stops24h 27m

London City

Wed 22/4

09:15-23:18

2 stops20h 03m

£520

San AntonioCardiff

SAT - CWL

SATCWL

San Antonio

Sat 17/1

12:38-09:45

2 stops15h 07m

Cardiff Wales

Sat 24/1

10:20-22:10

2 stops17h 50m

£549

San AntonioGlasgow

SAT - GLA

SATGLA

San Antonio

Sat 21/3

13:37-10:05

2 stops15h 28m

Glasgow Intl

Sat 28/3

06:05-20:33

2 stops19h 28m

£666

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 £543, 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 £551.

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 £567. 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 £641.

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 £572. Try not to purchase tickets at midday because they tend to be around £601. 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 £731 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 £529 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 35m

Direct flights

None
The fastest flight from San Antonio to United Kingdom takes 11h 35m
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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