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$247+ 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 4/12. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — LHR
ene. 11 — ene. 181
dom. 1/11
dom. 1/18
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 diciembre 12, 2025.

This United Airlines deal was found by Cheapflights users on 12/10. 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.
sáb. 12/277:04 pmSAT - LHR
1 stop33h 11mUnited Airlines
jue. 1/812:05 pmLHR - SAT
1 stop14h 51mUnited Airlines
Deal found 12/10$904
This Delta deal was found by Cheapflights users on 12/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/178:00 amSAT - LHR
1 stop17h 50mDelta
mié. 12/246:30 amLHR - SAT
2 stops21h 23mDelta
Deal found 12/10$1,038
This United Airlines deal was found by Cheapflights users on 12/10. 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.
mié. 12/172:12 pmSAT - LHR
1 stop11h 43mUnited Airlines
mié. 12/2410:00 amLHR - SAT
1 stop15h 41mUnited Airlines
Deal found 12/10$1,050
This Air Canada deal was found by Cheapflights users on 12/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/214:55 pmSAT - LHR
2 stops32h 15mAir Canada
vie. 1/91:25 pmLHR - SAT
2 stops25h 17mAir Canada
Deal found 12/10$1,064
This KAYAK deal was found by Cheapflights users on 12/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/212:13 pmSAT - LHR
1 stop14h 02mLufthansa
vie. 1/94:20 pmLHR - SAT
1 stop34h 36mLufthansa
Deal found 12/10$1,144
This Air Canada deal was found by Cheapflights users on 12/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/276:40 amSAT - LHR
2 stops18h 30mAir Canada
jue. 1/811:10 amLHR - SAT
2 stops18h 03mAir Canada
Deal found 12/11$1,182
This Finnair deal was found by Cheapflights users on 12/10. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/172:42 pmSAT - LHR
1 stop11h 33mMultiple Airlines
dom. 12/284:30 pmLHR - SAT
1 stop13h 21mMultiple Airlines
Deal found 12/10$1,215
This United Airlines deal was found by Cheapflights users on 12/10. 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.
dom. 12/214:05 pmSAT - LHR
1 stop12h 10mUnited Airlines
vie. 1/98:00 amLHR - SAT
2 stops17h 41mUnited Airlines
Deal found 12/10$1,233
This Kiwi.com deal was found by Cheapflights users on 12/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/133:10 pmSAT - LGW
1 stop12h 55mMultiple Airlines
lun. 12/152:00 pmLGW - SAT
2 stops33h 05mMultiple Airlines
Deal found 12/9$1,276
This oojo deal was found by Cheapflights users on 12/11. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/278:19 pmSAT - LCY
2 stops36h 16mBritish Airways
jue. 1/82:45 pmLCY - SAT
2 stops37h 15mBritish Airways
Deal found 12/11$1,563
This oojo deal was found by Cheapflights users on 12/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 12/215:48 pmSAT - LCY
2 stops38h 47mBritish Airways
vie. 1/92:45 pmLCY - SAT
2 stops37h 14mBritish Airways
Deal found 12/10$1,706
This Cheapflightsfares deal was found by Cheapflights users on 12/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/234:05 pmSAT - LCY
2 stops19h 30mLufthansa
vie. 1/29:55 amLCY - SAT
2 stops17h 31mLufthansa
Deal found 12/10$1,917

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 diciembre 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$532
(Kiwi.com)

One-way from

$247
(Orbitz)

Popular in

January

Cheapest in

September

Average price

$1,064
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 ($230 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($70 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 diciembre 12, 2025.
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

vie. 1/16

6:30 am-10:00 am

1 stop21h 30m

London Gatwick

vie. 1/23

2:00 pm-11:52 pm

1 stop15h 52m

$532

San AntonioGlasgow

SAT - GLA

SATGLA

San Antonio

dom. 1/25

12:55 pm-9:55 am

2 stops15h 00m

Glasgow Intl

dom. 2/1

10:40 am-12:38 am

2 stops19h 58m

$595

San AntonioManchester

SAT - MAN

SATMAN

San Antonio

vie. 2/6

6:30 am-10:30 am

1 stop22h 00m

Manchester

mié. 2/18

1:00 pm-10:28 pm

1 stop15h 28m

$622

San AntonioManchester

SAT - MAN

SATMAN

San Antonio

dom. 2/1

4:29 pm-4:05 pm

2 stops17h 36m

Manchester

mar. 2/10

1:30 pm-10:28 pm

1 stop14h 58m

$626

San AntonioManchester

SAT - MAN

SATMAN

San Antonio

mié. 1/14

5:20 am-10:30 am

1 stop23h 10m

Manchester

mié. 1/21

1:30 pm-12:38 am

1 stop17h 08m

$627

San AntonioEdinburgh

SAT - EDI

SATEDI

San Antonio

mar. 1/20

10:45 am-10:40 am

2 stops17h 55m

Edinburgh Turnhouse

mar. 1/27

5:50 am-8:25 pm

2 stops20h 35m

$629

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

lun. 1/26

4:29 pm-11:40 am

1 stop13h 11m

London Heathrow

lun. 2/2

6:30 am-5:22 pm

2 stops16h 52m

$629

San AntonioEdinburgh

SAT - EDI

SATEDI

San Antonio

sáb. 1/24

12:05 pm-10:40 am

2 stops16h 35m

Edinburgh Turnhouse

sáb. 1/31

1:30 pm-12:38 am

2 stops17h 08m

$629

San AntonioEdinburgh

SAT - EDI

SATEDI

San Antonio

mar. 1/20

10:45 am-10:40 am

2 stops17h 55m

Edinburgh Turnhouse

mar. 2/3

11:00 am-10:55 pm

2 stops17h 55m

$629

San AntonioEdinburgh

SAT - EDI

SATEDI

San Antonio

dom. 1/25

6:30 am-10:40 am

2 stops22h 10m

Edinburgh Turnhouse

dom. 2/1

5:45 am-12:38 am

2 stops24h 53m

$629

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

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.

What is the cheapest time of day to fly from SAT to GB?

Find hourly flight availability from San Antonio to United Kingdom. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated diciembre 12, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 17% on flights from San Antonio to United Kingdom by exploring options for tickets in the evening.

What is the cheapest day to fly from San Antonio to United Kingdom?

Use this chart to determine the cheapest time to fly round-trip from San Antonio to United Kingdom. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their San Antonio to United Kingdom flight should consider departing on Tuesday at noon when fares are most often at their lowest. Saturday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

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 diciembre 12, 2025.
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
8,008 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.1

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
8,008 reviews
Delta
7.9
Good
8,008 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.1

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
9,095 reviews
Delta
7.9
Good
8,008 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.1

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
11,048 reviews
Delta
7.9
Good
8,008 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.1

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
3,045 reviews
Delta
7.9
Good
8,008 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.1

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
7,571 reviews
Delta
7.9
Good
8,008 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.1

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 Virgin Atlantic, Delta, and KLM fly from San Antonio to United Kingdom in about 14h 35m. The time it takes to get you to your destination can typically vary by up to 7h 25m. Airlines will cover a distance of 4853 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 $402 on British Airways. Other airlines that offer cheap prices include American Airlines from $462 and United Airlines from $462 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

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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 diciembre 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$530Average$897FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$531Average$972FlexibilityNo cancel feeOn-time69%
DeltaCheapest$531Average$814FlexibilityNo cancel feeOn-timeN/A
British AirwaysCheapest$555Average$861FlexibilityNo cancel feeOn-time70%
Virgin AtlanticCheapest$600Average$1,018FlexibilityNo cancel feeOn-time72%
IberiaCheapest$668Average$930FlexibilityNo cancel feeOn-time77%

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