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Cheap flights from the United Kingdom to San Antonio from $515

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United Kingdom to San Antonio departing on 3/5. 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 the United Kingdom to San Antonio

Recent round-trip flight deals from the United Kingdom to San Antonio

Enter your travel dates to find the best prices.
Multiple Airlines Logo
2:00 pm - 10:27 pmLGW-SAT
14h 27m1 stop
Multiple Airlines Logo
5:18 pm - 6:00 amSAT-LGW
30h 42m2 stops
$579Multiple Airlines
Find Deal
Mon, Feb 2 - Mon, Feb 23
Multiple Airlines Logo
2:00 pm - 7:11 pmLGW-SAT
35h 11m2 stops
Multiple Airlines Logo
8:50 am - 10:00 amSAT-LGW
19h 10m1 stop
$678Multiple Airlines
Find Deal
Sat, Dec 6 - Sun, Dec 14
Scandinavian Airlines Logo
10:20 am - 11:45 pmLHR-SAT
19h 25m2 stops
Scandinavian Airlines Logo
2:10 pm - 6:30 pmSAT-LHR
22h 20m2 stops
$778Scandinavian Airlines
Find Deal
Mon, Feb 2 - Mon, Feb 23
Scandinavian Airlines Logo
6:40 am - 11:48 pmLHR-SAT
23h 08m2 stops
Scandinavian Airlines Logo
2:00 pm - 5:40 pmSAT-LHR
21h 40m2 stops
$810Scandinavian Airlines
Find Deal
Sat, Nov 22 - Sat, Dec 6
United Airlines Logo
9:30 am - 9:32 pmLHR-SAT
18h 02m2 stops
United Airlines Logo
9:55 am - 5:55 amSAT-LHR
14h 00m2 stops
$1,046United Airlines
Find Deal
Wed, Dec 3 - Wed, Dec 10
Lufthansa Logo
9:30 am - 7:36 pmLHR-SAT
16h 06m2 stops
Lufthansa Logo
2:01 pm - 8:20 amSAT-LHR
12h 19m1 stop
$1,059Lufthansa
Find Deal
Mon, Apr 13 - Mon, May 4
Lufthansa Logo
9:30 am - 7:36 pmLHR-SAT
16h 06m2 stops
Lufthansa Logo
4:45 pm - 12:20 pmSAT-LHR
13h 35m1 stop
$1,060Lufthansa
Find Deal
Mon, Apr 13 - Mon, May 4
British Airways Logo
10:05 am - 5:08 pmLHR-SAT
13h 03m1 stop
British Airways Logo
6:15 pm - 12:10 pmSAT-LHR
11h 55m1 stop
$1,079British Airways
Find Deal
Mon, Apr 13 - Mon, May 4
British Airways Logo
10:05 am - 5:38 pmLHR-SAT
13h 33m1 stop
British Airways Logo
4:55 pm - 10:30 amSAT-LHR
11h 35m1 stop
$1,080British Airways
Find Deal
Mon, Apr 13 - Mon, May 4
United Airlines Logo
7:25 am - 7:23 pmLHR-SAT
17h 58m2 stops
United Airlines Logo
2:15 pm - 11:35 amSAT-LHR
15h 20m1 stop
$1,106United Airlines
Find Deal
Fri, May 1 - Tue, May 12

Delta flights from United Kingdom to San Antonio

Our best Delta deals on United Kingdom to San Antonio flight tickets
Delta
Mar 5
MAN1:30 pmManchester
15h 00m
1 stop
SAT10:30 pmSan Antonio
Mar 9
SAT2:10 pmSan Antonio
15h 00m
2 stops
MAN10:10 amManchester
$1,246
Find similar
Delta
Dec 17
MAN1:30 pmManchester
17h 04m
1 stop
SAT12:34 amSan Antonio
Dec 24
SAT1:33 pmSan Antonio
14h 57m
1 stop
MAN10:30 amManchester
$1,281
Find similar
Delta
Dec 17
MAN1:40 pmManchester
16h 54m
2 stops
SAT12:34 amSan Antonio
Dec 24
SAT7:05 amSan Antonio
21h 25m
1 stop
MAN10:30 amManchester
$1,283
Find similar

Scandinavian Airlines flights from United Kingdom to San Antonio

Our best Scandinavian Airlines deals on United Kingdom to San Antonio flight tickets
Scandinavian Airlines
Feb 2
LHR10:20 amLondon Heathrow
19h 25m
2 stops
SAT11:45 pmSan Antonio
Feb 23
SAT2:10 pmSan Antonio
22h 20m
2 stops
LHR6:30 pmLondon Heathrow
$778
Find similar
Scandinavian Airlines
Nov 22
LHR6:40 amLondon Heathrow
23h 08m
2 stops
SAT11:48 pmSan Antonio
Dec 6
SAT2:00 pmSan Antonio
21h 40m
2 stops
LHR5:40 pmLondon Heathrow
$810
Find similar
Scandinavian Airlines
Feb 2
LHR7:05 amLondon Heathrow
22h 40m
3 stops
SAT11:45 pmSan Antonio
Feb 23
SAT2:10 pmSan Antonio
19h 50m
2 stops
LHR4:00 pmLondon Heathrow
$828
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from United Kingdom to San Antonio 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 November 3, 2025.
Use the filters below to find and compare flights from the United Kingdom to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonSan Antonio

LGW - SAT

LGWSAT

London Gatwick

Mon 2/2

2:00 pm-10:27 pm

1 stop14h 27m

San Antonio

Mon 2/23

5:18 pm-6:00 am

2 stops30h 42m

$579

LondonSan Antonio

LGW - SAT

LGWSAT

London Gatwick

Sat 12/6

2:00 pm-7:11 pm

2 stops35h 11m

San Antonio

Sun 12/14

8:50 am-10:00 am

1 stop19h 10m

$678

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Mon 2/2

10:20 am-11:45 pm

2 stops19h 25m

San Antonio

Mon 2/23

2:10 pm-6:30 pm

2 stops22h 20m

$778

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Sat 11/22

6:40 am-11:48 pm

2 stops23h 08m

San Antonio

Sat 12/6

2:00 pm-5:40 pm

2 stops21h 40m

$810

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Wed 12/3

9:30 am-9:32 pm

2 stops18h 02m

San Antonio

Wed 12/10

9:55 am-5:55 am

2 stops14h 00m

$1,046

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Mon 4/13

9:30 am-7:36 pm

2 stops16h 06m

San Antonio

Mon 5/4

2:01 pm-8:20 am

1 stop12h 19m

$1,059

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Mon 4/13

9:30 am-7:36 pm

2 stops16h 06m

San Antonio

Mon 5/4

4:45 pm-12:20 pm

1 stop13h 35m

$1,060

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Mon 4/13

10:05 am-5:08 pm

1 stop13h 03m

San Antonio

Mon 5/4

6:15 pm-12:10 pm

1 stop11h 55m

$1,079

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Mon 4/13

10:05 am-5:38 pm

1 stop13h 33m

San Antonio

Mon 5/4

4:55 pm-10:30 am

1 stop11h 35m

$1,080

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Fri 5/1

7:25 am-7:23 pm

2 stops17h 58m

San Antonio

Tue 5/12

2:15 pm-11:35 am

1 stop15h 20m

$1,106

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 San Antonio from

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

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 San Antonio?

If you aren’t able to travel during the month of February, then book flights to San Antonio from United Kingdom during March instead. Flights to San Antonio in March, while not as cheap as those in February, still average around $763.

What is the cheapest day to depart on your flight to San Antonio?

The cheapest day to depart on your flight to San Antonio is on a Wednesday when prices can be found for as low as $973. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to San Antonio on Sunday is $1,240.

What is the cheapest time of day to depart on your flight to San Antonio?

According to our data, the cheapest time of day to fly to San Antonio is in the morning. momondo users have found flights departing from United Kingdom to San Antonio in the morning for as low as $1,222. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to San Antonio are more costly at noon, with an average ticket price of $1,260. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to San Antonio?

You are more likely to see cheaper flights to San Antonio from United Kingdom when booking weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around $1,046 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from United Kingdom for as low as $794 on momondo.

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

You could potentially save up to 3% on your flight if you consider stops on a United Kingdom to San Antonio flight.

Cheap United Kingdom to San Antonio flight deals and tips

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

Direct flights

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

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

    Prices for flights from United Kingdom to San Antonio Airport were last updated today.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from United Kingdom to San Antonio Airport.

  • What documentation or ID do you need to fly to San Antonio Airport?

    The required travel and health documents for your San Antonio 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 San Antonio Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from United Kingdom to San Antonio

Compare and see reviews for airlines that fly from United Kingdom to San Antonio with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $1,014Free CancellationRating
6.7
7,494 reviews
Search British Airways flights

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Boerne
Kerrville
Schertz
Pleasanton

Why use momondo?

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

Finding the right flight to San Antonio from United Kingdom 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 San Antonio quick and easy, saving you time and money.

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

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

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

Once you have performed a search for United Kingdom to San Antonio flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Yes. momondo can track prices for United Kingdom to San Antonio flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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