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$263+ Cheap flights from San Antonio (SAT) to the United Kingdom

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/5. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — LHR
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from San Antonio to United Kingdom

Cheapest flights from San Antonio to United Kingdom
Explore the most affordable flight options available from San Antonio to United Kingdom. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/131:57 pm
SAT
-
LGW
1 stop14h 03m
Multiple Airlines
Thu 2/262:00 pm
LGW
-
SAT
1 stop29h 12m
Multiple Airlines
Deal found 1/27$517
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/131:57 pm
SAT
-
LGW
1 stop14h 03m
Multiple Airlines
Mon 3/22:00 pm
LGW
-
SAT
1 stop15h 59m
Multiple Airlines
Deal found 1/27$536
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/131:57 pm
SAT
-
LGW
1 stop14h 03m
Multiple Airlines
Fri 2/272:00 pm
LGW
-
SAT
1 stop29h 18m
Multiple Airlines
Deal found 1/27$539
This Orbitz deal was found by Cheapflights users on 1/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1912:50 pm
SAT
-
LHR
2 stops26h 10m
Multiple Airlines
Mon 9/217:30 pm
LHR
-
SAT
2 stops28h 03m
Multiple Airlines
Deal found 1/28$539
This United Airlines deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/67:00 am
SAT
-
LHR
2 stops41h 40m
United Airlines
Wed 12/96:35 am
LHR
-
SAT
2 stops20h 32m
United Airlines
Deal found 1/27$544
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/158:14 pm
SAT
-
LGW
1 stop31h 46m
Multiple Airlines
Thu 2/262:00 pm
LGW
-
SAT
1 stop29h 12m
Multiple Airlines
Deal found 1/27$572
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/158:14 pm
SAT
-
LGW
1 stop31h 46m
Multiple Airlines
Mon 3/22:00 pm
LGW
-
SAT
1 stop15h 59m
Multiple Airlines
Deal found 1/27$591
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/155:04 pm
SAT
-
LGW
2 stops30h 56m
Multiple Airlines
Fri 2/272:00 pm
LGW
-
SAT
1 stop29h 18m
Multiple Airlines
Deal found 1/27$593
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/1410:26 am
SAT
-
LGW
2 stops37h 34m
Multiple Airlines
Fri 2/272:00 pm
LGW
-
SAT
1 stop29h 18m
Multiple Airlines
Deal found 1/27$596
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/131:57 pm
SAT
-
LGW
1 stop14h 03m
Multiple Airlines
Wed 2/251:00 pm
LGW
-
SAT
2 stops30h 12m
Multiple Airlines
Deal found 1/27$607
This Kiwi.com deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/1710:26 am
SAT
-
LGW
2 stops37h 34m
Multiple Airlines
Fri 2/272:00 pm
LGW
-
SAT
1 stop29h 18m
Multiple Airlines
Deal found 1/27$611
This Cheapflightsfares deal was found by Cheapflights users on 1/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/2412:45 pm
SAT
-
BHX
2 stops22h 15m
Lufthansa
Tue 3/310:45 am
BHX
-
SAT
2 stops18h 27m
Lufthansa
Deal found 1/27$612

Find flight deals from San Antonio to United Kingdom

Keep the following information in mind while searching for San Antonio to United Kingdom flight deals. Data was last updated January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$517
(Kiwi.com)

One-way from

$263
(Expedia)

Popular in

January

Cheapest in

September

Average price

$1,700
Provider with most accurate pricing for San Antonio-London (LON) flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Antonio-London (LON) flights.
Search Deals
From San Antonio to United Kingdom
Search Deals
One-way flight from San Antonio to United Kingdom
Search Deals
Highest demand for flights based on searches. 19% potential increase in price ($227 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($70 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize 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, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
Use the filters below to find and compare flights from San Antonio to the United Kingdom that are best for you.

Fly from

San Antonio

Fly to

United Kingdom

Route

Depart

Return

Price

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Fri 2/13

1:57 pm-10:00 am

1 stop14h 03m

London Gatwick

Thu 2/26

2:00 pm-4:15 pm

2 stops32h 15m

$558

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Sat 2/14

10:26 am-6:00 am

2 stops37h 34m

London Gatwick

Fri 2/27

2:00 pm-1:18 pm

1 stop29h 18m

$596

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Sun 2/15

8:14 pm-10:00 am

1 stop31h 46m

London Gatwick

Fri 2/27

2:00 pm-1:18 pm

1 stop29h 18m

$600

San AntonioBirmingham

SAT - BHX

SATBHX

San Antonio

Tue 2/24

12:45 pm-5:00 pm

2 stops22h 15m

Birmingham

Tue 3/3

10:45 am-11:12 pm

2 stops18h 27m

$612

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Tue 3/10

6:00 am-10:55 am

3 stops23h 55m

London Gatwick

Tue 3/17

11:55 am-12:27 pm

3 stops29h 32m

$619

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Tue 2/17

10:26 am-6:00 am

2 stops37h 34m

London Gatwick

Thu 2/26

2:00 pm-1:12 pm

1 stop29h 12m

$630

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Thu 3/5

10:57 am-6:25 am

1 stop13h 28m

London Heathrow

Tue 3/10

10:00 am-10:42 pm

2 stops17h 42m

$634

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Thu 2/26

10:57 am-7:50 am

1 stop14h 53m

London Heathrow

Thu 3/5

6:30 am-5:22 pm

2 stops16h 52m

$634

San AntonioLondon

SAT - LGW

SATLGW

San Antonio

Sat 2/14

10:26 am-6:00 am

2 stops37h 34m

London Gatwick

Mon 3/2

2:00 pm-11:59 pm

1 stop15h 59m

$634

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Wed 3/18

11:53 am-8:25 am

2 stops15h 32m

London Heathrow

Wed 3/25

6:35 am-8:53 pm

2 stops19h 18m

$637

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 60 results
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Best time to book a flight from San Antonio to United Kingdom

Have a flexible travel schedule? Discover the best time to fly to United Kingdom from San Antonio with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Antonio to the United Kingdom

What is the cheapest month to book a flight from San Antonio to United Kingdom?

Currently, August is the cheapest month in which you can book a flight from San Antonio to United Kingdom (average of $131). Flying from San Antonio to United Kingdom in June is currently the most expensive (average of $750). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing United Kingdom

Get insights into the airlines that provide service to United Kingdom. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to United Kingdom. Reviews last updated January 29, 2026.
Peruse reviews from past customers who have flown with Delta, United Airlines, and American Airlines from San Antonio to the United Kingdom to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,127 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Food

7.2

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,127 reviews
Delta
7.9
Good
8,127 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Food

7.2

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
United Airlines
7.4
Good
9,215 reviews
Delta
7.9
Good
8,127 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Food

7.2

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
American Airlines
7.2
Good
11,206 reviews
Delta
7.9
Good
8,127 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Food

7.2

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Iberia
7.0
Good
3,100 reviews
Delta
7.9
Good
8,127 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Food

7.2

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
British Airways
6.7
Okay
7,705 reviews
Delta
7.9
Good
8,127 reviews

Comfort

7.9

Crew

8.5

Boarding

8.1

Food

7.2

Entertainment

7.8

Overall

7.9

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from San Antonio to United Kingdom. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from San Antonio to United Kingdom?

    If you book a flight to United Kingdom from San Antonio, you will be flying from San Antonio, which is the city’s only airport. San Antonio (SAT) is located 7.6 mi from the center of San Antonio.

  • How long is the flight from San Antonio to United Kingdom?

    Airlines like Lufthansa, Delta, and United Airlines fly from San Antonio to United Kingdom in about 13h 28m. The time it takes to get you to your destination can typically vary by up to 8h 47m. Airlines will cover a distance of 4967 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from San Antonio to United Kingdom one-way?

    One-way options have recently been found by users for as low as $162 on Iberia. Other airlines that offer cheap prices include American Airlines from $222 and British Airways from $223 one-way.

  • What are the most popular routes from San Antonio to United Kingdom?

    Most travelers choose San Antonio - London Heathrow, San Antonio - London Gatwick or San Antonio - London City when deciding on the best route from San Antonio to United Kingdom.

  • Can I find deals for flights from San Antonio to United Kingdom that include hotel bookings?

    Yes. In addition to deals on San Antonio to United Kingdom flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Antonio to United Kingdom?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Antonio to United Kingdom.

  • Can I find deals for business class flights from San Antonio to United Kingdom?

    Yes. Cheapflights offers flight deals from San Antonio to United Kingdom by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Antonio to United Kingdom?

    Currently, August is the cheapest month in which you can book a flight from San Antonio to United Kingdom (average of $131). Flying from San Antonio to United Kingdom in June is currently the most expensive (average of $750). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for San Antonio to United Kingdom

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from San Antonio to United Kingdom

Discover the top 6 airlines that operate flights from San Antonio to United Kingdom. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$530Average$801FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$530Average$848FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$531Average$966FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$555Average$841FlexibilityNo cancel feeOn-time70%
Virgin AtlanticCheapest$600Average$971FlexibilityNo cancel feeOn-time72%
IberiaCheapest$668Average$999FlexibilityNo cancel feeOn-time77%

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