United Kingdom

$236+ 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 3/26. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — LHR
Mar 14 — Mar 211
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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 February 12, 2026.

This Norse deal was found by Cheapflights users on 2/10. 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 Norse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/26:00 am
SAT
-
LGW
1 stop22h 00m
Multiple Airlines
Mon 3/92:00 pm
LGW
-
SAT
1 stop14h 59m
Multiple Airlines
Deal found 2/10$609
This Cheapflightsfares deal was found by Cheapflights users on 2/8. 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 3/104:40 pm
SAT
-
LHR
2 stops18h 10m
Lufthansa
Tue 3/176:35 am
LHR
-
SAT
2 stops19h 19m
Lufthansa
Deal found 2/8$621
This Cheapflightsfares deal was found by Cheapflights users on 2/11. 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.
Wed 3/1112:17 pm
SAT
-
LHR
2 stops16h 28m
Lufthansa
Tue 3/176:35 am
LHR
-
SAT
2 stops21h 57m
Lufthansa
Deal found 2/11$622
This United Airlines deal was found by Cheapflights users on 2/8. 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.
Tue 3/102:20 pm
SAT
-
LHR
1 stop14h 55m
United Airlines
Tue 3/176:35 am
LHR
-
SAT
2 stops21h 57m
United Airlines
Deal found 2/8$632
This United Airlines deal was found by Cheapflights users on 2/11. 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.
Wed 3/112:15 pm
SAT
-
LHR
1 stop12h 40m
United Airlines
Tue 3/176:35 am
LHR
-
SAT
2 stops19h 19m
United Airlines
Deal found 2/11$633
This United Airlines deal was found by Cheapflights users on 2/9. 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.
Wed 3/114:10 pm
SAT
-
LHR
1 stop13h 05m
United Airlines
Wed 3/186:35 am
LHR
-
SAT
2 stops33h 36m
United Airlines
Deal found 2/9$637
This United Airlines deal was found by Cheapflights users on 2/8. 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.
Mon 3/911:44 am
SAT
-
LHR
1 stop17h 31m
United Airlines
Mon 3/231:25 pm
LHR
-
SAT
2 stops38h 50m
United Airlines
Deal found 2/8$641
This Cheapflightsfares deal was found by Cheapflights users on 2/9. 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.
Sun 4/1911:46 am
SAT
-
LHR
2 stops22h 54m
Lufthansa
Thu 4/308:25 pm
LHR
-
SAT
2 stops32h 29m
Lufthansa
Deal found 2/9$645
This United Airlines deal was found by Cheapflights users on 2/7. 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 3/85:50 pm
SAT
-
LHR
1 stop32h 40m
United Airlines
Sun 3/151:25 pm
LHR
-
SAT
2 stops52h 02m
United Airlines
Deal found 2/7$646
This Delta deal was found by Cheapflights users on 2/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/112:22 pm
SAT
-
LHR
1 stop12h 23m
Delta
Wed 4/811:45 am
LHR
-
SAT
2 stops18h 53m
Delta
Deal found 2/9$648
This oojo deal was found by Cheapflights users on 2/8. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/242:35 pm
SAT
-
EDI
2 stops17h 45m
British Airways
Tue 3/318:30 pm
EDI
-
SAT
2 stops33h 26m
British Airways
Deal found 2/8$649
This United Airlines deal was found by Cheapflights users on 2/10. 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.
Wed 3/112:15 pm
SAT
-
MAN
2 stops15h 05m
United Airlines
Mon 3/166:10 am
MAN
-
SAT
2 stops35h 17m
United Airlines
Deal found 2/10$649

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 February 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$609
(Norse)

One-way from

$236
(Kiwi.com)

Popular in

June

Cheapest in

February

Average price

$640
Provider with most accurate pricing for San Antonio-London (LON) flight deals.
Provider most trusted by Cheapflights users for San Antonio-London (LON) flights.
From San Antonio to United Kingdom
One-way flight from San Antonio to United Kingdom
Highest demand for flights based on searches. 14% potential increase in price ($142 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
Average for round-trip flights in February 2026

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 February 12, 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 - LHR

SATLHR

San Antonio

Tue 3/10

2:20 pm-10:15 am

1 stop14h 55m

London Heathrow

Tue 3/17

6:35 am-11:32 pm

2 stops21h 57m

$632

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Wed 3/11

12:17 pm-9:20 am

2 stops16h 03m

London Heathrow

Wed 3/18

9:30 am-10:57 pm

2 stops18h 27m

$644

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Wed 4/1

6:13 am-6:45 am

1 stop18h 32m

London Heathrow

Wed 4/8

8:40 am-9:47 pm

2 stops19h 07m

$648

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Tue 5/12

1:20 pm-12:05 pm

1 stop16h 45m

London Heathrow

Wed 5/20

6:30 am-5:20 pm

2 stops16h 50m

$648

San AntonioEdinburgh

SAT - EDI

SATEDI

San Antonio

Tue 3/24

2:35 pm-1:20 pm

2 stops17h 45m

Edinburgh Turnhouse

Tue 3/31

8:30 pm-11:56 pm

2 stops33h 26m

$649

San AntonioManchester

SAT - MAN

SATMAN

San Antonio

Wed 3/11

2:15 pm-10:20 am

2 stops15h 05m

Manchester

Mon 3/16

6:10 am-12:27 pm

2 stops35h 17m

$649

San AntonioManchester

SAT - MAN

SATMAN

San Antonio

Wed 3/11

7:00 am-8:40 am

2 stops20h 40m

Manchester

Wed 3/18

6:10 am-11:15 pm

2 stops22h 05m

$655

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Sun 4/19

7:15 pm-11:35 am

1 stop34h 20m

London Heathrow

Thu 4/30

5:40 pm-9:18 pm

1 stop33h 38m

$657

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Tue 4/14

12:15 pm-8:20 am

1 stop14h 05m

London Heathrow

Fri 4/24

2:05 pm-12:24 pm

2 stops28h 19m

$657

San AntonioManchester

SAT - MAN

SATMAN

San Antonio

Wed 4/8

7:15 am-10:25 am

2 stops21h 10m

Manchester

Fri 4/17

6:05 am-8:40 pm

2 stops20h 35m

$659

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/8

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 February 12, 2026.
Peruse reviews from past customers who have flown with Delta, Virgin Atlantic, and United 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.

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.1

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.

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.1

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.

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.1

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.

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.1

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.

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.1

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.

Comfort

7.9

Crew

8.5

Food

7.2

Boarding

8.1

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 United Airlines, Delta, and British Airways fly from San Antonio to United Kingdom in about 14h 55m. The time it takes to get you to your destination can typically vary by up to 3h 37m. 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?

  • 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

Browse thousands of different options on Cheapflights for your next trip

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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.

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 February 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$530Average$804FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$530Average$848FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$531Average$977FlexibilityNo cancel feeOn-time69%
British AirwaysCheapest$555Average$861FlexibilityNo cancel feeOn-time70%
Virgin AtlanticCheapest$600Average$855FlexibilityNo cancel feeOn-time72%
IberiaCheapest$668Average$999FlexibilityNo cancel feeOn-time77%

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