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$309+ 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 5/9. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SAT
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
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Cheapflights Tip: The best prices from London to San Antonio are usually found in February or September, 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 March 28, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$682
(Mytrip)

One-way from

$309
(Norse)

Popular in

August

Cheapest in

February

Average price

$792
Provider with most accurate pricing for London (LON)-San Antonio flight deals.
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Provider most trusted by Cheapflights users for London (LON)-San Antonio flights.
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From London (LON) to San Antonio
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One-way flight from London (LON) to San Antonio
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($107 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 28, 2025.

This Mytrip deal was found by Cheapflights users on 3/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/85:30 pmLHR - SAT
1 stop26h 12mMultiple Airlines
Thu 5/157:00 amSAT - LHR
1 stop25h 35mMultiple Airlines
Deal found 3/27$682
This Mytrip deal was found by Cheapflights users on 3/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/82:00 pmLGW - SAT
1 stop24h 56mMultiple Airlines
Thu 5/1512:30 pmSAT - LGW
3 stops24h 25mMultiple Airlines
Deal found 3/27$717
This Mytrip deal was found by Cheapflights users on 3/26. 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.
Mon 4/288:10 amLCY - SAT
2 stops23h 00mMultiple Airlines
Mon 5/126:45 amSAT - LCY
2 stops28h 30mMultiple Airlines
Deal found 3/26$762
This The Travel House deal was found by Cheapflights users on 3/27. 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 The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/111:15 amLHR - SAT
1 stop18h 11mFinnair
Mon 12/82:41 pmSAT - LHR
1 stop11h 34mFinnair
Deal found 3/27$809
This Justfly.com deal was found by Cheapflights users on 3/27. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/15:00 pmLHR - SAT
2 stops36h 26mScandinavian Airlines
Mon 12/812:15 pmSAT - LHR
2 stops21h 45mScandinavian Airlines
Deal found 3/27$911
This Mytrip deal was found by Cheapflights users on 3/27. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1312:40 pmLHR - SAT
3 stops30h 38mAir Canada
Thu 5/157:15 pmSAT - LHR
3 stops29h 15mAir Canada
Deal found 3/27$944
This ChecknFly deal was found by Cheapflights users on 3/27. 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 ChecknFly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/272:10 pmLHR - SAT
1 stop28h 02mLufthansa
Sat 5/32:08 pmSAT - LHR
2 stops34h 27mLufthansa
Deal found 3/27$975
This CrystalTravel deal was found by Cheapflights users on 3/27. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/236:30 amLHR - SAT
2 stops17h 50mVirgin Atlantic
Fri 5/911:59 amSAT - LHR
1 stop12h 26mVirgin Atlantic
Deal found 3/27$1,019
This Delta deal was found by Cheapflights users on 3/26. 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.
Mon 4/286:30 amLHR - SAT
2 stops16h 59mDelta
Mon 5/1212:08 pmSAT - LHR
1 stop17h 02mDelta
Deal found 3/26$1,020
This Cheapflightsfares deal was found by Cheapflights users on 3/27. 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 9/162:25 pmLHR - SAT
1 stop13h 19mBritish Airways
Sat 9/275:30 pmSAT - LHR
1 stop13h 00mBritish Airways
Deal found 3/27$1,024
This KAYAK deal was found by Cheapflights users on 3/27. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/273:10 pmLHR - SAT
1 stop13h 47mIberia
Sat 5/34:04 pmSAT - LHR
1 stop33h 16mIberia
Deal found 3/27$1,154
This TravelJunction deal was found by Cheapflights users on 3/27. 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 TravelJunction is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/16:15 pmLCY - SAT
2 stops53h 18mLufthansa
Mon 12/82:01 pmSAT - LCY
2 stops20h 39mLufthansa
Deal found 3/27$1,176

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 March 28, 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

LHR - SAT

LHRSAT

London Heathrow

Thu 5/8

5:30 pm-1:42 pm

1 stop26h 12m

San Antonio

Thu 5/15

7:00 am-2:35 pm

1 stop25h 35m

$682

LondonSan Antonio

LGW - SAT

LGWSAT

London Gatwick

Thu 5/8

2:00 pm-8:56 am

1 stop24h 56m

San Antonio

Thu 5/15

12:30 pm-6:55 pm

3 stops24h 25m

$717

LondonSan Antonio

LCY - SAT

LCYSAT

London City

Mon 4/28

8:10 am-1:10 am

2 stops23h 00m

San Antonio

Mon 5/12

6:45 am-5:15 pm

2 stops28h 30m

$762

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Tue 9/16

6:40 am-11:26 pm

2 stops22h 46m

San Antonio

Sat 9/27

2:10 pm-9:40 pm

2 stops25h 30m

$936

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Tue 5/13

12:40 pm-1:18 pm

3 stops30h 38m

San Antonio

Thu 5/15

7:15 pm-6:30 am

3 stops29h 15m

$944

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Sun 4/27

2:10 pm-12:12 pm

1 stop28h 02m

San Antonio

Sat 5/3

2:08 pm-6:35 am

2 stops34h 27m

$975

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Mon 4/28

10:30 am-6:18 pm

1 stop13h 48m

San Antonio

Mon 5/12

6:43 pm-12:45 pm

1 stop12h 02m

$1,007

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Wed 4/23

6:30 am-6:20 pm

2 stops17h 50m

San Antonio

Fri 5/9

11:59 am-6:25 am

1 stop12h 26m

$1,019

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Mon 4/28

6:30 am-5:29 pm

2 stops16h 59m

San Antonio

Mon 5/12

12:08 pm-11:10 am

1 stop17h 02m

$1,020

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Tue 9/16

2:25 pm-9:44 pm

1 stop13h 19m

San Antonio

Sat 9/27

5:30 pm-12:30 pm

1 stop13h 00m

$1,024

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/26

Showing 1-10 of 27 results
1
2
3

Compare providers for flights from London to San Antonio

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from London to San Antonio in March.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
Thrive TravelPrice Accuracy3 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on London-San Antonio flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London-San Antonio flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London-San Antonio flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on London-San Antonio flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London-San Antonio flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 March 21, 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.

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

Find hourly flight availability from London to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 28, 2025.

A simple way to save on the total cost of your ticket is to fly from London to San Antonio in the morning. If you’re flexible enough to do this you can expect to save up to 4% on your trip compared to booking a flight at noon.

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 March 28, 2025.
Peruse reviews from past customers who have flown with Delta, Finnair and Aeromexico 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
7,896 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,896 reviews
Delta
8.0
Very good
7,896 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Finnair
7.6
Good
1,267 reviews
Delta
8.0
Very good
7,896 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Aeromexico
7.5
Good
1,701 reviews
Delta
8.0
Very good
7,896 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,603 reviews
Delta
8.0
Very good
7,896 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Virgin Atlantic
7.4
Good
634 reviews
Delta
8.0
Very good
7,896 reviews

Overall

8.0

Boarding

8.2

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

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 $936, 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 Air Canada and Lufthansa - these airlines can fly you to your destination from $944 and $975, respectively.

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

    To fly one-way, consider booking your trip with Aer Lingus, which is currently one of the cheapest options available, starting at $823. Finnair flights start at $940 while deals on Lufthansa start at $972 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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