What airlines fly to United Kingdom?

British Airways, American Airlines and United Airlines are the top three most popular airlines that fly to United Kingdom from San Antonio according to our data. British Airways is the first choice among our users, with 65% of people opting to fly with this airline when traveling to United Kingdom. Keep in mind that there are 10 different airlines that fly to United Kingdom on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from San Antonio to United Kingdom?

United Airlines, Delta, and American Airlines are the most popular carriers operating from San Antonio to United Kingdom

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?

As of August 2026, there are 5 operators available to choose from 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 required for your trip to United Kingdom can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at United Kingdom. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$213 Cheap Flights from San Antonio to the United Kingdom in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from San Antonio to the United Kingdom

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:50 am - 8:05 amSAT San Antonio-LHR London Heathrow

17h 15m2 stops Toronto Pearson Intl Dublin

9:50 am - 9:13 pmLHR London Heathrow-SAT San Antonio

17h 23m2 stops Dublin Toronto Pearson Intl

$618Aer Lingus

Tue, Sep 8 - Wed, Sep 16

8:50 am - 8:05 amSAT San Antonio-LHR London Heathrow

17h 15m2 stops Toronto Pearson Intl Dublin

9:50 am - 9:13 pmLHR London Heathrow-SAT San Antonio

17h 23m2 stops Dublin Toronto Pearson Intl

$618Aer Lingus

Tue, Sep 8 - Fri, Sep 18

12:10 pm - 5:00 pmSAT San Antonio-MAN Manchester

22h 50m2 stops Washington, D.C. Dulles Intl Frankfurt am Main

11:30 am - 1:03 pmMAN Manchester-SAT San Antonio

31h 33m2 stops Toronto Pearson Intl Houston George Bush Intcntl

$780United Airlines

Tue, Jan 12 - Thu, Jan 14

2:15 pm - 5:00 pmSAT San Antonio-MAN Manchester

20h 45m2 stops Houston George Bush Intcntl Frankfurt am Main

11:30 am - 3:33 pmMAN Manchester-SAT San Antonio

34h 03m2 stops Toronto Pearson Intl Houston George Bush Intcntl

$780United Airlines

Tue, Jan 12 - Thu, Jan 14

10:45 am - 11:40 amSAT San Antonio-LHR London Heathrow

18h 55m1 stop Atlanta Hartsfield-Jackson

10:00 am - 11:20 pmLHR London Heathrow-SAT San Antonio

19h 20m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$872Delta

Wed, Dec 30 - Wed, Jan 13

10:45 am - 11:40 amSAT San Antonio-LHR London Heathrow

18h 55m1 stop Atlanta Hartsfield-Jackson

10:00 am - 11:20 pmLHR London Heathrow-SAT San Antonio

19h 20m2 stops Amsterdam Schiphol Detroit Metropolitan Wayne County

$873Delta

Wed, Dec 30 - Wed, Jan 13

5:48 pm - 11:40 amSAT San Antonio-LHR London Heathrow

11h 52m1 stop Charlotte Douglas

4:30 pm - 11:58 pmLHR London Heathrow-SAT San Antonio

13h 28m1 stop Chicago O'Hare Intl

$885British Airways

Mon, Jan 4 - Tue, Jan 12

6:45 pm - 12:00 pmSAT San Antonio-LHR London Heathrow

11h 15m1 stop Dallas/Fort Worth

2:45 pm - 9:52 pmLHR London Heathrow-SAT San Antonio

13h 07m1 stop Dallas/Fort Worth

$885British Airways

Sun, Jan 10 - Wed, Jan 13

7:50 am - 10:30 amSAT San Antonio-MAN Manchester

20h 40m1 stop Atlanta Hartsfield-Jackson

12:40 pm - 9:58 pmMAN Manchester-SAT San Antonio

15h 18m1 stop Atlanta Hartsfield-Jackson

$886Virgin Atlantic

Tue, Nov 17 - Tue, Dec 8

1:20 pm - 8:20 amSAT San Antonio-MAN Manchester

13h 00m1 stop New York John F Kennedy Intl

3:00 pm - 12:15 pmMAN Manchester-SAT San Antonio

27h 15m1 stop New York John F Kennedy Intl

$926Virgin Atlantic

Tue, Sep 15 - Tue, Sep 22

Cheap last minute flights

Enter your travel dates to find the best prices.

6:00 am - 8:05 amSAT San Antonio-EDI Edinburgh Turnhouse

20h 05m1 stop Newark

9:00 am - 11:52 amEDI Edinburgh Turnhouse-SAT San Antonio

32h 52m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$1,006United Airlines

Wed, Aug 12 - Wed, Aug 26

6:30 am - 8:25 amSAT San Antonio-EDI Edinburgh Turnhouse

19h 55m1 stop Chicago O'Hare Intl

9:00 am - 11:52 amEDI Edinburgh Turnhouse-SAT San Antonio

32h 52m2 stops Toronto Pearson Intl Chicago O'Hare Intl

$1,007United Airlines

Wed, Aug 12 - Wed, Aug 26

12:15 pm - 7:40 amSAT San Antonio-EDI Edinburgh Turnhouse

13h 25m2 stops Washington, D.C. Dulles Intl Montreal Pierre Elliott Trudeau Intl

9:00 am - 1:29 pmEDI Edinburgh Turnhouse-SAT San Antonio

34h 29m2 stops Toronto Pearson Intl Houston George Bush Intcntl

$1,009Air Canada

Wed, Aug 12 - Wed, Aug 26

5:54 pm - 4:05 pmSAT San Antonio-EDI Edinburgh Turnhouse

16h 11m2 stops Dallas/Fort Worth London Heathrow

11:25 am - 8:57 pmEDI Edinburgh Turnhouse-SAT San Antonio

15h 32m1 stop Philadelphia

$1,011American Airlines

Wed, Aug 12 - Wed, Aug 26

7:10 pm - 4:05 pmSAT San Antonio-EDI Edinburgh Turnhouse

14h 55m2 stops Dallas/Fort Worth London Heathrow

10:30 am - 10:00 pmEDI Edinburgh Turnhouse-SAT San Antonio

17h 30m2 stops New York John F Kennedy Intl Dallas/Fort Worth

$1,015American Airlines

Wed, Aug 12 - Wed, Aug 26

10:46 am - 11:50 amSAT San Antonio-EDI Edinburgh Turnhouse

19h 04m1 stop Atlanta Hartsfield-Jackson

9:00 am - 12:28 amEDI Edinburgh Turnhouse-SAT San Antonio

21h 28m1 stop Atlanta Hartsfield-Jackson

$1,022Delta

Wed, Aug 12 - Wed, Aug 26

10:46 am - 11:50 amSAT San Antonio-EDI Edinburgh Turnhouse

19h 04m1 stop Atlanta Hartsfield-Jackson

9:00 am - 12:28 amEDI Edinburgh Turnhouse-SAT San Antonio

21h 28m1 stop Atlanta Hartsfield-Jackson

$1,023Delta

Wed, Aug 12 - Wed, Aug 26

8:00 am - 6:20 amSAT San Antonio-LHR London Heathrow

16h 20m1 stop Dallas/Fort Worth

11:30 am - 10:50 pmLHR London Heathrow-SAT San Antonio

17h 20m2 stops Madrid Barajas Dallas/Fort Worth

$1,025British Airways

Wed, Aug 12 - Wed, Aug 19

7:10 pm - 2:25 pmSAT San Antonio-LHR London Heathrow

13h 15m1 stop Dallas/Fort Worth

10:50 am - 8:31 amLHR London Heathrow-SAT San Antonio

27h 41m2 stops Madrid Barajas Dallas/Fort Worth

$1,025British Airways

Wed, Aug 12 - Wed, Aug 19

12:15 pm - 7:40 amSAT San Antonio-EDI Edinburgh Turnhouse

13h 25m2 stops Washington, D.C. Dulles Intl Montreal Pierre Elliott Trudeau Intl

9:00 am - 10:39 pmEDI Edinburgh Turnhouse-SAT San Antonio

19h 39m3 stops Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl Houston George Bush Intcntl

$1,036Multiple Airlines

Wed, Aug 12 - Wed, Aug 26

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Delta flights from San Antonio to United Kingdom

Our best Delta deals on San Antonio to United Kingdom flight tickets

Delta

Dec 30

SAT10:45 amSan Antonio

18h 55m

1 stop

LHR11:40 amLondon Heathrow

Jan 13

LHR10:00 amLondon Heathrow

19h 20m

2 stops

SAT11:20 pmSan Antonio

$872

Delta

Dec 30

SAT10:45 amSan Antonio

18h 55m

1 stop

LHR11:40 amLondon Heathrow

Jan 13

LHR10:00 amLondon Heathrow

19h 20m

2 stops

SAT11:20 pmSan Antonio

$873

Delta

Dec 30

SAT6:45 amSan Antonio

18h 20m

2 stops

LHR7:05 amLondon Heathrow

Jan 14

LHR10:00 amLondon Heathrow

18h 27m

2 stops

SAT10:27 pmSan Antonio

$876

Iberia flights from San Antonio to United Kingdom

Our best Iberia deals on San Antonio to United Kingdom flight tickets

Iberia

Dec 2

SAT3:00 pmSan Antonio

13h 00m

1 stop

LHR10:00 amLondon Heathrow

Dec 9

LHR7:05 pmLondon Heathrow

19h 17m

2 stops

SAT8:22 amSan Antonio

$844

Iberia

Nov 1

SAT12:45 pmSan Antonio

15h 15m

1 stop

LHR10:00 amLondon Heathrow

Nov 10

LHR3:00 pmLondon Heathrow

38h 59m

2 stops

SAT11:59 pmSan Antonio

$866

Iberia

Oct 10

SAT6:38 pmSan Antonio

35h 22m

2 stops

LHR12:00 pmLondon Heathrow

Oct 21

LHR10:50 amLondon Heathrow

18h 07m

2 stops

SAT10:57 pmSan Antonio

$867

momondo Fare Finder

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

Cheapest round-trip

San AntonioLondon

SAT San Antonio - LHR London Heathrow

SATLHR

San Antonio

Tue 9/8

8:50 am-8:05 am

2 stops17h 15m

London Heathrow

Wed 9/16

9:50 am-9:13 pm

2 stops17h 23m

$618

San AntonioLondon

SAT San Antonio - LHR London Heathrow

SATLHR

San Antonio

Tue 9/8

8:50 am-8:05 am

2 stops17h 15m

London Heathrow

Fri 9/18

9:50 am-9:13 pm

2 stops17h 23m

$618

San AntonioManchester

SAT San Antonio - MAN Manchester

SATMAN

San Antonio

Tue 1/12

12:10 pm-5:00 pm

2 stops22h 50m

Manchester

Thu 1/14

11:30 am-1:03 pm

2 stops31h 33m

$780

San AntonioManchester

SAT San Antonio - MAN Manchester

SATMAN

San Antonio

Tue 1/12

2:15 pm-5:00 pm

2 stops20h 45m

Manchester

Thu 1/14

11:30 am-3:33 pm

2 stops34h 03m

$780

San AntonioLondon

SAT San Antonio - LHR London Heathrow

SATLHR

San Antonio

Wed 12/30

10:45 am-11:40 am

1 stop18h 55m

London Heathrow

Wed 1/13

10:00 am-11:20 pm

2 stops19h 20m

$872

San AntonioLondon

SAT San Antonio - LHR London Heathrow

SATLHR

San Antonio

Wed 12/30

10:45 am-11:40 am

1 stop18h 55m

London Heathrow

Wed 1/13

10:00 am-11:20 pm

2 stops19h 20m

$873

San AntonioLondon

SAT San Antonio - LHR London Heathrow

SATLHR

San Antonio

Mon 1/4

5:48 pm-11:40 am

1 stop11h 52m

London Heathrow

Tue 1/12

4:30 pm-11:58 pm

1 stop13h 28m

$885

Quickest round-trip

San AntonioLondon

SAT San Antonio - LHR London Heathrow

SATLHR

San Antonio

Sun 1/10

6:45 pm-12:00 pm

1 stop11h 15m

London Heathrow

Wed 1/13

2:45 pm-9:52 pm

1 stop13h 07m

$885

San AntonioManchester

SAT San Antonio - MAN Manchester

SATMAN

San Antonio

Tue 11/17

7:50 am-10:30 am

1 stop20h 40m

Manchester

Tue 12/8

12:40 pm-9:58 pm

1 stop15h 18m

$886

San AntonioManchester

SAT San Antonio - MAN Manchester

SATMAN

San Antonio

Tue 9/15

1:20 pm-8:20 am

1 stop13h 00m

Manchester

Tue 9/22

3:00 pm-12:15 pm

1 stop27h 15m

$926

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

What is the cheapest month to fly to United Kingdom?

In general, February is the cheapest month to fly from San Antonio to United Kingdom. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $689. If you aren’t able to travel to United Kingdom during the month of February, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $735.

How far in advance should I book a flight from San Antonio to the 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 $921 when searching weeks out. 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 $649 on momondo.

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

You could potentially save up to 4% 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	12h 10m
Direct flights	None

The fastest flight from San Antonio to United Kingdom takes 12h 10m

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

Frequently asked questions about flying from San Antonio to the United Kingdom

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?
As of August 2026, there are 5 operators available to choose from 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 required for your trip to United Kingdom can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at United Kingdom. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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 Atlantic	PriceFrom $527	Free Cancellation	Rating 7.5 694 reviews	Search Virgin Atlantic flights
Delta	PriceFrom $530	Free Cancellation	Rating 7.8 8,505 reviews	Search Delta flights
American Airlines	PriceFrom $530	Free Cancellation	Rating 7.1 11,885 reviews	Search American Airlines flights
United Airlines	PriceFrom $531	Free Cancellation	Rating 7.4 10,084 reviews	Search United Airlines flights
British Airways	PriceFrom $556	Free Cancellation	Rating 6.7 8,153 reviews	Search British Airways flights

Why use momondo?

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

It is quick and easy to find San Antonio to United Kingdom flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to United Kingdom that suits you.

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

Flights from San Antonio to United Kingdom with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from San Antonio to United Kingdom.

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

Price alerts on flights to United Kingdom from San Antonio are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.