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Flights to San Antonio

£323 Cheap flights to San Antonio

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to San Antonio departing on 12/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from the United Kingdom to San Antonio

Cheap return flights

Enter your travel dates to find the best prices.
Virgin Atlantic Logo
06:30 - 17:03
LHR
-
SAT
16h 33m
2 stops
Virgin Atlantic Logo
14:00 - 11:20
SAT
-
LHR
15h 20m
2 stops
£497Virgin Atlantic
Sat, 19 Sep - Sat, 3 Oct
Virgin Atlantic Logo
10:55 - 21:06
LHR
-
SAT
16h 11m
1 stop
Virgin Atlantic Logo
13:20 - 08:50
SAT
-
LHR
13h 30m
1 stop
£504Virgin Atlantic
Sat, 19 Sep - Sat, 3 Oct
Scandinavian Airlines Logo
06:40 - 23:20
LHR
-
SAT
22h 40m
2 stops
Scandinavian Airlines Logo
14:00 - 16:00
SAT
-
LHR
20h 00m
2 stops
£570Scandinavian Airlines
Sat, 19 Sep - Sat, 3 Oct
Scandinavian Airlines Logo
10:20 - 23:18
LHR
-
SAT
18h 58m
2 stops
Scandinavian Airlines Logo
16:10 - 17:40
SAT
-
LHR
19h 30m
2 stops
£592Scandinavian Airlines
Wed, 2 Dec - Sun, 6 Dec
Lufthansa Logo
06:25 - 20:44
MAN
-
SAT
19h 19m
2 stops
Lufthansa Logo
12:22 - 17:00
SAT
-
MAN
22h 38m
2 stops
£952Lufthansa
Fri, 30 Oct - Sat, 7 Nov
Lufthansa Logo
06:25 - 20:44
MAN
-
SAT
19h 19m
2 stops
Lufthansa Logo
12:22 - 17:00
SAT
-
MAN
22h 38m
2 stops
£954Lufthansa
Fri, 30 Oct - Sat, 7 Nov
United Airlines Logo
09:30 - 21:16
MAN
-
SAT
17h 46m
2 stops
United Airlines Logo
09:37 - 08:40
SAT
-
MAN
17h 03m
2 stops
£957United Airlines
Wed, 18 Nov - Wed, 25 Nov
United Airlines Logo
09:40 - 22:51
EDI
-
SAT
19h 11m
2 stops
United Airlines Logo
12:55 - 08:25
SAT
-
EDI
13h 30m
1 stop
£959United Airlines
Thu, 10 Sep - Mon, 14 Sep
British Airways Logo
06:50 - 21:59
ABZ
-
SAT
21h 09m
2 stops
British Airways Logo
19:09 - 16:10
SAT
-
ABZ
15h 01m
2 stops
£1,011British Airways
Fri, 2 Oct - Tue, 6 Oct
British Airways Logo
06:50 - 21:59
ABZ
-
SAT
21h 09m
2 stops
British Airways Logo
19:09 - 16:10
SAT
-
ABZ
15h 01m
2 stops
£1,014British Airways
Fri, 2 Oct - Tue, 6 Oct

momondo Fare Finder

 
Locate flights to San Antonio that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 279,928 searches and data was last updated on 28 June 2026.
Use the filters below to find and compare flights to San Antonio that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Sat 19/9

06:30-17:03

2 stops16h 33m

San Antonio

Sat 3/10

14:00-11:20

2 stops15h 20m

£497
Fastest return journey

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Sat 19/9

10:55-21:06

1 stop16h 11m

San Antonio

Sat 3/10

13:20-08:50

1 stop13h 30m

£504

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Sat 19/9

06:40-23:20

2 stops22h 40m

San Antonio

Sat 3/10

14:00-16:00

2 stops20h 00m

£570

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Wed 2/12

10:20-23:18

2 stops18h 58m

San Antonio

Sun 6/12

16:10-17:40

2 stops19h 30m

£592

ManchesterSan Antonio

MAN - SAT

MANSAT

Manchester

Fri 30/10

06:25-20:44

2 stops19h 19m

San Antonio

Sat 7/11

12:22-17:00

2 stops22h 38m

£952

ManchesterSan Antonio

MAN - SAT

MANSAT

Manchester

Fri 30/10

06:25-20:44

2 stops19h 19m

San Antonio

Sat 7/11

12:22-17:00

2 stops22h 38m

£954

ManchesterSan Antonio

MAN - SAT

MANSAT

Manchester

Wed 18/11

09:30-21:16

2 stops17h 46m

San Antonio

Wed 25/11

09:37-08:40

2 stops17h 03m

£957

EdinburghSan Antonio

EDI - SAT

EDISAT

Edinburgh Turnhouse

Thu 10/9

09:40-22:51

2 stops19h 11m

San Antonio

Mon 14/9

12:55-08:25

1 stop13h 30m

£959

AberdeenSan Antonio

ABZ - SAT

ABZSAT

Aberdeen Dyce

Fri 2/10

06:50-21:59

2 stops21h 09m

San Antonio

Tue 6/10

19:09-16:10

2 stops15h 01m

£1,011

AberdeenSan Antonio

ABZ - SAT

ABZSAT

Aberdeen Dyce

Fri 2/10

06:50-21:59

2 stops21h 09m

San Antonio

Tue 6/10

19:09-16:10

2 stops15h 01m

£1,014

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 San Antonio from

San Antonio flights insights and trends

Explore insights for your San Antonio flight to craft the best travel plan

What is the cheapest month to fly to San Antonio?

The month of September is, on average, the cheapest month to fly to San Antonio from United Kingdom, with most prices found around £720. If you aren’t able to travel to San Antonio during the month of September, then flying in February is also cheap. Prices for this month can be found on momondo for an average of £728.

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 £944 when searching weeks before you fly. 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 £607 on momondo.

Cheapest flights to San Antonio

Find the cheapest flights to San Antonio from your nearest city or airport
Find flights from London Heathrow Airport to San Antonio
CHEAPEST MONTH TO FLY TO SAN ANTONIO FROM LONDON HEATHROW AIRPORTSeptember21% cheaperFlying from London Heathrow Airport to San Antonio costs on average just £748 in September
MOST EXPENSIVE MONTH TO FLY TO SAN ANTONIO FROM LONDON HEATHROW AIRPORTDecember28% more expensiveIt costs about £1,213 for flights to San Antonio from London Heathrow Airport in December
MOST POPULAR MONTH TO FLY TO SAN ANTONIO FROM LONDON HEATHROW AIRPORTJuly400% more users visitedMore momondo users searched in flights to San Antonio from London Heathrow Airport in July than any other month

Cheap San Antonio flight deals and tips

Summary info about San Antonio flight prices, duration and airlines

Best One-Way Price

£323

Best Round-Trip Price

£497

Fastest flight time

16h 52m

Popular in

August
The best one-way flight price to San Antonio from United Kingdom in the last 5 days is £323 (London Gatwick to San Antonio).
Search Deals
The best round-trip flight price to San Antonio from United Kingdom in the last 5 days is £497 (London Heathrow to San Antonio).
Search Deals
The fastest flight to San Antonio from United Kingdom takes 16h 52m (Edinburgh Turnhouse to San Antonio).
Search Deals
August has the highest demand for flights to San Antonio, with a 13% price increase on average.
Search Deals

Frequently asked questions about flying to San Antonio

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

The ideal time to book your flight to San Antonio is 64 days in advance, when prices tend to average £885. Don’t hesitate to check prices now though, because momondo users recently found tickets for as low as £583.

Is there an alternative airport near San Antonio?

San Antonio Airport can be an alternative airport used for travel to San Antonio.

Is there a cheaper alternative to flying into San Antonio?

Prices vary based on where travellers are departing from, but on average, the cheapest airport to fly to in San Antonio is San Antonio Airport where the average price is £352. Users typically find the best prices when using momondo’s Airport-to-Airport Pricing Tool.

When did momondo last update prices for flights to San Antonio Airport?

Prices for flights to San Antonio Airport are refreshed on a daily basis.

How many operators does momondo search for flights to San Antonio Airport?

As of June 2026, there are 6 operators available to choose from for flights to San Antonio Airport.

How old do you have to be to fly to San Antonio 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 to San Antonio Airport.

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

The necessary travel and health documents for your San Antonio Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Travelling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels

Why use momondo?

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

Finding the right flight to San Antonio is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. These options 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 to San Antonio with flexible booking policies on momondo?

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

How can momondo help me find flights to San Antonio?

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

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

Yes. momondo can track flight prices for San Antonio 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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Find better results for your trip to San Antonio

Popular Flights to San Antonio

Popular routes according to searches in the past day on momondo
London to San Antonio Flightsfrom £784
Manchester to San Antonio Flightsfrom £795
Belfast to San Antonio Flightsfrom £1,349
Birmingham to San Antonio Flightsfrom £1,100
Edinburgh Turnhouse to San Antonio Flightsfrom £787
Glasgow to San Antonio Flightsfrom £1,241
Aberdeen Dyce to San Antonio Flightsfrom £1,378
Leeds/Bradford to San Antonio Flightsfrom £1,430