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San Antonio

$390+ Cheap flights from London (LON) to San Antonio (SAT)

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 6/17. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SAT
jun. 17 — jun. 241
mar. 6/17
mar. 6/24
1 adult, Economy
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Cheapflights Tip: The best prices from London to San Antonio are usually found in February or March, booked 83 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from London to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from London (LON) to San Antonio (SAT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated junio 12, 2025.

Round-trip from

$880
(Mytrip)

One-way from

$390
(Mytrip)

Popular in

August

Cheapest in

February

Average price

$1,100
From London (LON) to San Antonio
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One-way flight from London (LON) to San Antonio
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Highest demand for flights based on searches. 13% potential increase in price ($149 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($36 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from London to San Antonio

Cheapest flights from London to San Antonio
Explore the most affordable flight options available from London to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on junio 12, 2025.

This Norse deal was found by Cheapflights users on 6/12. 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.
mar. 6/172:00 pmLGW - SAT
1 stop24h 55mMultiple Airlines
jue. 6/262:11 pmSAT - LGW
1 stop13h 49mMultiple Airlines
Deal found 6/12$876
This Scandinavian Airlines deal was found by Cheapflights users on 6/11. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/266:40 amLHR - SAT
3 stops23h 45mScandinavian Airlines
mar. 10/712:15 pmSAT - LHR
3 stops22h 10mScandinavian Airlines
Deal found 6/11$889
This Mytrip deal was found by Cheapflights users on 6/10. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 7/28:20 amLHR - SAT
1 stop34h 46mMultiple Airlines
sáb. 7/127:52 pmSAT - LHR
2 stops34h 43mMultiple Airlines
Deal found 6/10$899
This ChecknFly deal was found by Cheapflights users on 6/11. 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 ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/2610:30 amLHR - SAT
1 stop13h 13mFinnair
mar. 10/72:42 pmSAT - LHR
1 stop15h 48mFinnair
Deal found 6/11$918
This Mytrip deal was found by Cheapflights users on 6/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 6/199:20 amLCY - SAT
3 stops25h 40mMultiple Airlines
mié. 7/26:11 amSAT - LCY
2 stops30h 24mMultiple Airlines
Deal found 6/12$933
This Netflights deal was found by Cheapflights users on 6/11. 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 Netflights is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/2610:55 amLHR - SAT
2 stops18h 23mVirgin Atlantic
mar. 10/712:10 pmSAT - LHR
1 stop13h 05mVirgin Atlantic
Deal found 6/11$940
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/266:30 amLHR - SAT
2 stops16h 46mDelta
mar. 10/76:45 amSAT - LHR
1 stop18h 30mDelta
Deal found 6/11$947
This British Airways deal was found by Cheapflights users on 6/10. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 6/2312:00 pmLHR - SAT
1 stop13h 48mBritish Airways
lun. 9/155:16 pmSAT - LHR
1 stop13h 14mBritish Airways
Deal found 6/10$1,026
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/112:20 pmLGW - SAT
2 stops17h 39mAmerican Airlines
jue. 7/3110:03 amSAT - LGW
2 stops16h 32mAmerican Airlines
Deal found 6/11$1,174
This American Airlines deal was found by Cheapflights users on 6/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/264:30 pmLHR - SAT
1 stop13h 16mAmerican Airlines
mar. 1/612:29 pmSAT - LHR
1 stop11h 51mAmerican Airlines
Deal found 6/12$1,189
This Iberia deal was found by Cheapflights users on 6/12. 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 Iberia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 12/2611:55 amLHR - SAT
1 stop26h 24mIberia
lun. 1/52:43 pmSAT - LHR
1 stop33h 37mIberia
Deal found 6/12$1,247
This KLM deal was found by Cheapflights users on 6/12. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/79:20 amLHR - SAT
1 stop13h 47mKLM
sáb. 8/163:30 pmSAT - LHR
1 stop11h 25mKLM
Deal found 6/12$1,262

Cheapflights Fare Finder

Customize your flight search to find flights from London to San Antonio 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 junio 12, 2025.
Use the filters below to find and compare flights from London to San Antonio that are best for you.

Fly from

London

Fly to

San Antonio

Route

Depart

Return

Price

LondonSan Antonio

LGW - SAT

LGWSAT

London Gatwick

mié. 7/2

7:40 am-11:37 am

3 stops33h 57m

San Antonio

sáb. 7/19

7:52 pm-10:10 am

2 stops32h 18m

$880

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

vie. 9/26

6:40 am-12:25 am

3 stops23h 45m

San Antonio

mar. 10/7

12:15 pm-4:25 pm

3 stops22h 10m

$889

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

mié. 7/2

8:20 am-1:06 pm

1 stop34h 46m

San Antonio

sáb. 7/12

7:52 pm-12:35 pm

2 stops34h 43m

$899

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

vie. 9/26

1:05 pm-10:23 pm

1 stop15h 18m

San Antonio

mar. 10/7

12:15 pm-6:45 am

1 stop12h 30m

$911

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

vie. 9/26

10:30 am-5:43 pm

1 stop13h 13m

San Antonio

mar. 10/7

2:42 pm-12:30 pm

1 stop15h 48m

$918

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

vie. 9/26

6:30 am-5:16 pm

2 stops16h 46m

San Antonio

mar. 10/7

6:45 am-7:15 am

1 stop18h 30m

$947

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

lun. 6/23

12:00 pm-7:48 pm

1 stop13h 48m

San Antonio

lun. 9/15

5:16 pm-12:30 pm

1 stop13h 14m

$1,026

LondonSan Antonio

LGW - SAT

LGWSAT

London Gatwick

mar. 7/1

12:20 pm-11:59 pm

2 stops17h 39m

San Antonio

jue. 7/31

10:03 am-8:35 am

2 stops16h 32m

$1,174

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

jue. 8/7

9:20 am-5:07 pm

1 stop13h 47m

San Antonio

sáb. 8/16

3:30 pm-8:55 am

1 stop11h 25m

$1,262

LondonSan Antonio

LCY - SAT

LCYSAT

London City

mié. 7/2

1:05 pm-11:37 am

3 stops28h 32m

San Antonio

sáb. 7/19

7:10 am-1:45 pm

3 stops24h 35m

$1,265

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 40 results
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Best time to book a flight from London to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from London 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 London to San Antonio

How far ahead should I book a flight from London to San Antonio?

Use this chart to determine the optimal time to book a round-trip flight from London to San Antonio. Price data was last updated on June 9, 2025.

The price you pay for your flight from London to San Antonio may vary depending on when you book. For the best chance of a lower fare, look to book 83 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, August is the cheapest month in which you can book a flight from London to San Antonio (average of $295). Flying from London to San Antonio in March is currently the most expensive (average of $376). 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.

Rainfall in San Antonio by month

Plan your trip to San Antonio by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Antonio ranges from 1.6 - 3.7 inches per month. May is typically the wettest month, when rainfall can reach 3.7 in. December is typically the driest time to visit San Antonio when rainfall is around 1.6 in.

Temperature in San Antonio by month

Plan your trip to San Antonio by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Antonio, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Antonio

Get insights into the airlines that provide service to San Antonio. 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 San Antonio. Reviews last updated junio 12, 2025.
Peruse reviews from past customers who have flown with Delta, Alaska Airlines and KLM from London to San Antonio 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
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Alaska Airlines
8.0
Very good
10,000 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Finnair
7.6
Good
1,290 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air France
7.5
Good
1,463 reviews
Delta
8.0
Very good
7,950 reviews

Food

7.3

Boarding

8.2

Crew

8.5

Entertainment

7.9

Comfort

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

Find useful and relevant information for your journey from London to San Antonio. 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 into for flights to San Antonio from London?

    Located just 7.6 mi from the city center, San Antonio is the airport most travelers will use when flying to San Antonio from London. Booking flights from London to San Antonio (SAT) should be relatively easy as there are 0 daily inbound flights from London from 0 different airlines.

  • What are the cheapest airlines flying from London to San Antonio round-trip?

    Currently priced at $889, Scandinavian Airlines will fly you from London to San Antonio and back. In addition to Scandinavian Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Virgin Atlantic and Finnair - these airlines can fly you to your destination from $911 and $918, respectively. Scandinavian Airlines is currently priced 6% below the average price you’ll pay for this route.

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

    To fly one-way, consider booking your trip with WestJet, which is currently one of the cheapest options available, starting at $791. British Airways flights start at $912 while deals on Aer Lingus start at $930 one-way.

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

    When deciding which route to take from London to San Antonio consider London Heathrow - San Antonio, London Gatwick - San Antonio or London City - San Antonio as they are the most popular.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from London to San Antonio 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 London to San Antonio?

    Currently, August is the cheapest month in which you can book a flight from London to San Antonio (average of $295). Flying from London to San Antonio in March is currently the most expensive (average of $376). 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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