$563+ Cheap flights from Heathrow (LHR) 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 5/11. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SAT
Apr 25 — May 21
Round-trip
1 adult, Economy
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Find cheap flights from Heathrow to San Antonio with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Heathrow to San Antonio
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Best
Last-minute
One-way
Cheapest flights from Heathrow to San AntonioExplore the most affordable flight options available from Heathrow to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2026.
Explore the most affordable flight options available from Heathrow to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 26, 2026.
This Expedia deal was found by Cheapflights users on 3/23. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/246:00 am
LHR
- SAT
2 stops21h 13m
Multiple Airlines
Wed 9/2312:50 pm
SAT
- LHR
1 stop12h 20m
Multiple Airlines
Deal found 3/23![Multiple Airlines logo]()
$864
This The Travel House deal was found by Cheapflights users on 3/22. 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 4/137:30 pm
LHR
- SAT
2 stops35h 16m
Scandinavian Airlines
Mon 5/43:33 pm
SAT
- LHR
2 stops42h 27m
Scandinavian Airlines
Deal found 3/22![Scandinavian Airlines logo]()
$875
This The Travel House deal was found by Cheapflights users on 3/22. 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.
Fri 11/276:40 am
LHR
- SAT
2 stops23h 48m
Scandinavian Airlines
Fri 12/1112:15 pm
SAT
- LHR
2 stops39h 05m
Scandinavian Airlines
Deal found 3/22![Scandinavian Airlines logo]()
$880
This Expedia deal was found by Cheapflights users on 3/23. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/101:45 pm
LHR
- SAT
2 stops37h 28m
Multiple Airlines
Fri 10/25:50 pm
SAT
- LHR
1 stop13h 15m
Multiple Airlines
Deal found 3/23![Multiple Airlines logo]()
$915
This FlightHub deal was found by Cheapflights users on 3/23. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:40 am
LHR
- SAT
2 stops23h 35m
Scandinavian Airlines
Wed 10/214:10 pm
SAT
- LHR
2 stops19h 30m
Scandinavian Airlines
Deal found 3/23![Scandinavian Airlines logo]()
$916
This lastminute.com deal was found by Cheapflights users on 3/23. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/207:30 pm
LHR
- SAT
2 stops35h 16m
Scandinavian Airlines
Mon 5/43:33 pm
SAT
- LHR
2 stops42h 27m
Scandinavian Airlines
Deal found 3/23![Scandinavian Airlines logo]()
$921
Best flights from Heathrow to San AntonioDiscover carefully curated flight deals from Heathrow to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 26, 2026.
Discover carefully curated flight deals from Heathrow to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 26, 2026.
This Scandinavian Airlines deal was found by Cheapflights users on 3/21. 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.
Thu 4/166:40 am
LHR
- SAT
2 stops24h 06m
Scandinavian Airlines
Tue 4/283:33 pm
SAT
- LHR
2 stops20h 07m
Scandinavian Airlines
Deal found 3/21![Scandinavian Airlines logo]()
$1,075
This ChecknFly deal was found by Cheapflights users on 3/21. 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.
Wed 4/227:45 am
LHR
- SAT
2 stops15h 58m
Lufthansa
Thu 4/309:52 am
SAT
- LHR
2 stops14h 53m
Lufthansa
Deal found 3/21![Lufthansa logo]()
$1,157
This United Airlines deal was found by Cheapflights users on 3/24. 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 4/229:00 am
LHR
- SAT
2 stops19h 58m
United Airlines
Wed 4/2911:46 am
SAT
- LHR
1 stop13h 59m
United Airlines
Deal found 3/24![United Airlines logo]()
$1,181
This Booking.com deal was found by Cheapflights users on 3/21. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/2210:05 pm
LHR
- SAT
2 stops31h 46m
Multiple Airlines
Thu 4/302:12 pm
SAT
- LHR
3 stops34h 18m
Multiple Airlines
Deal found 3/21![Multiple Airlines logo]()
$1,211
This Delta deal was found by Cheapflights users on 3/25. 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.
Sun 5/106:30 am
LHR
- SAT
2 stops16h 46m
Delta
Sun 5/176:21 pm
SAT
- LHR
2 stops14h 14m
Delta
Deal found 3/25![Delta logo]()
$1,257
This Scandinavian Airlines deal was found by Cheapflights users on 3/21. 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.
Fri 4/177:30 pm
LHR
- SAT
2 stops35h 16m
Scandinavian Airlines
Wed 4/293:33 pm
SAT
- LHR
2 stops42h 27m
Scandinavian Airlines
Deal found 3/21![Scandinavian Airlines logo]()
$1,075
This Scandinavian Airlines deal was found by Cheapflights users on 3/21. 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.
Tue 4/146:40 am
LHR
- SAT
2 stops24h 06m
Scandinavian Airlines
Wed 4/293:33 pm
SAT
- LHR
2 stops42h 27m
Scandinavian Airlines
Deal found 3/21![Scandinavian Airlines logo]()
$1,115
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/127:30 pm
LHR
- SAT
2 stops33h 37m
Lufthansa
Wed 4/2912:15 pm
SAT
- LHR
1 stop16h 10m
Lufthansa
Deal found 3/26![Lufthansa logo]()
$1,246
This United Airlines deal was found by Cheapflights users on 3/24. 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.
Fri 5/87:25 am
LHR
- SAT
2 stops18h 15m
United Airlines
Fri 5/156:02 pm
SAT
- LHR
1 stop11h 33m
United Airlines
Deal found 3/24![United Airlines logo]()
$1,258
This Delta deal was found by Cheapflights users on 3/23. 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.
Sun 4/128:40 am
LHR
- SAT
2 stops19h 07m
Delta
Wed 4/2911:50 am
SAT
- LHR
2 stops15h 00m
Delta
Deal found 3/23![Delta logo]()
$1,272
Last-minute flights from Heathrow to San AntonioDiscover last-minute flight deals from Heathrow to San Antonio. Data last updated March 26, 2026 and is based on user searches.
Discover last-minute flight deals from Heathrow to San Antonio. Data last updated March 26, 2026 and is based on user searches.
This The Travel House deal was found by Cheapflights users on 3/22. 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 4/137:30 pm
LHR
- SAT
2 stops35h 16m
Scandinavian Airlines
Mon 5/43:33 pm
SAT
- LHR
2 stops42h 27m
Scandinavian Airlines
Deal found 3/22![Scandinavian Airlines logo]()
$875
This Scandinavian Airlines deal was found by Cheapflights users on 3/21. 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.
Mon 4/137:30 pm
LHR
- SAT
2 stops35h 16m
Scandinavian Airlines
Mon 4/273:33 pm
SAT
- LHR
2 stops42h 27m
Scandinavian Airlines
Deal found 3/21![Scandinavian Airlines logo]()
$983
This Scandinavian Airlines deal was found by Cheapflights users on 3/21. 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.
Wed 4/157:30 pm
LHR
- SAT
2 stops35h 16m
Scandinavian Airlines
Mon 4/273:33 pm
SAT
- LHR
2 stops42h 27m
Scandinavian Airlines
Deal found 3/21![Scandinavian Airlines logo]()
$943
This Scandinavian Airlines deal was found by Cheapflights users on 3/21. 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.
Wed 4/157:30 pm
LHR
- SAT
2 stops32h 55m
Scandinavian Airlines
Wed 4/293:33 pm
SAT
- LHR
2 stops42h 27m
Scandinavian Airlines
Deal found 3/21![Scandinavian Airlines logo]()
$1,075
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.
Wed 4/1510:05 pm
LHR
- SAT
2 stops31h 46m
Multiple Airlines
Thu 5/78:30 am
SAT
- LHR
2 stops21h 35m
Multiple Airlines
Deal found 3/26![Multiple Airlines logo]()
$1,090
This lastminute.com deal was found by Cheapflights users on 3/22. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/207:30 pm
LHR
- SAT
2 stops35h 16m
Scandinavian Airlines
Mon 5/43:33 pm
SAT
- LHR
2 stops42h 27m
Scandinavian Airlines
Deal found 3/22![Scandinavian Airlines logo]()
$916
This The Travel House deal was found by Cheapflights users on 3/22. 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.
Tue 4/216:40 am
LHR
- SAT
2 stops24h 06m
Scandinavian Airlines
Tue 4/283:33 pm
SAT
- LHR
2 stops20h 07m
Scandinavian Airlines
Deal found 3/22![Scandinavian Airlines logo]()
$1,041
One-way flights from Heathrow to San AntonioSearch for one-way flight options from Heathrow to San Antonio. Find affordable one-way fares based on user searches. Data last updated March 26, 2026.
Search for one-way flight options from Heathrow to San Antonio. Find affordable one-way fares based on user searches. Data last updated March 26, 2026.
This Kiwi.com deal was found by Cheapflights users on 3/23. 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.
Mon 5/119:10 pm
LHR
- SAT
3 stops38h 30m
Multiple Airlines
Deal found 3/23![Multiple Airlines logo]()
$563
This Kiwi.com deal was found by Cheapflights users on 3/23. 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 5/1010:00 pm
LHR
- SAT
3 stops30h 27m
Multiple Airlines
Deal found 3/23![Multiple Airlines logo]()
$591
This Kiwi.com deal was found by Cheapflights users on 3/24. 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.
Thu 4/309:10 pm
LHR
- SAT
3 stops33h 36m
Multiple Airlines
Deal found 3/24![Multiple Airlines logo]()
$592
This Kiwi.com deal was found by Cheapflights users on 3/25. 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 4/182:10 pm
LHR
- SAT
2 stops27h 30m
Multiple Airlines
Deal found 3/25![Multiple Airlines logo]()
$623
This Kiwi.com deal was found by Cheapflights users on 3/22. 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 4/192:10 pm
LHR
- SAT
3 stops30h 05m
Multiple Airlines
Deal found 3/22![Multiple Airlines logo]()
$624
This Mytrip deal was found by Cheapflights users on 3/25. 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.
Sun 5/1710:05 pm
LHR
- SAT
3 stops24h 15m
Multiple Airlines
Deal found 3/25![Multiple Airlines logo]()
$641
Find flight deals from Heathrow to San Antonio
Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) 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 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $864 (Expedia) |
One-way from | $563 (Kiwi.com) |
Popular in | December |
Cheapest in | January |
Average price | $1,110 |
Cheapflights Fare Finder
Customize your flight search to find flights from Heathrow 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 26, 2026.
Use the filters below to find and compare flights from London Heathrow Airport to San Antonio that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
LondonSan Antonio
LHR - SAT
LHRSAT
London Heathrow
Thu 4/16
6:40 am-12:46 am
2 stops24h 06m
San Antonio
Tue 4/28
3:33 pm-5:40 pm
2 stops20h 07m
$1,075
LondonSan Antonio
LHR - SAT
LHRSAT
London Heathrow
Fri 4/17
7:30 pm-12:46 am
2 stops35h 16m
San Antonio
Wed 4/29
3:33 pm-4:00 pm
2 stops42h 27m
$1,075
LondonSan Antonio
LHR - SAT
LHRSAT
London Heathrow
Tue 4/14
6:40 am-12:46 am
2 stops24h 06m
San Antonio
Wed 4/29
3:33 pm-4:00 pm
2 stops42h 27m
$1,115
LondonSan Antonio
LHR - SAT
LHRSAT
London Heathrow
Wed 4/22
7:45 am-5:43 pm
2 stops15h 58m
San Antonio
Thu 4/30
9:52 am-6:45 am
2 stops14h 53m
$1,157
LondonSan Antonio
LHR - SAT
LHRSAT
London Heathrow
Wed 4/22
9:00 am-10:58 pm
2 stops19h 58m
San Antonio
Wed 4/29
11:46 am-7:45 am
1 stop13h 59m
$1,181
LondonSan Antonio
LHR - SAT
LHRSAT
London Heathrow
Wed 4/22
10:05 pm-11:51 pm
2 stops31h 46m
San Antonio
Thu 4/30
2:12 pm-6:30 am
3 stops34h 18m
$1,211
LondonSan Antonio
LHR - SAT
LHRSAT
London Heathrow
Sun 4/12
7:30 pm-11:07 pm
2 stops33h 37m
San Antonio
Wed 4/29
12:15 pm-10:25 am
1 stop16h 10m
$1,246
LondonSan Antonio
LHR - SAT
LHRSAT
London Heathrow
Sun 5/10
6:30 am-5:16 pm
2 stops16h 46m
San Antonio
Sun 5/17
6:21 pm-2:35 pm
2 stops14h 14m
$1,257
Quickest round-trip
LondonSan Antonio
LHR - SAT
LHRSAT
London Heathrow
Fri 5/8
7:25 am-7:40 pm
2 stops18h 15m
San Antonio
Fri 5/15
6:02 pm-11:35 am
1 stop11h 33m
$1,258
LondonSan Antonio
LHR - SAT
LHRSAT
London Heathrow
Sun 4/12
8:40 am-9:47 pm
2 stops19h 07m
San Antonio
Wed 4/29
11:50 am-8:50 am
2 stops15h 00m
$1,272
Showing 1-10 of 16 resultsSorted by cheapest first
Compare providers for flights from Heathrow 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 Heathrow to San Antonio in March.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on London Heathrow Airport-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 Heathrow Airport-San Antonio flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London Heathrow Airport-San Antonio flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on London Heathrow Airport-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 Heathrow Airport-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 Heathrow to San Antonio
Have a flexible travel schedule? Discover the best time to fly to San Antonio from Heathrow with our price prediction graph.
LHR-SAT
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 Heathrow Airport to San Antonio
How far ahead should I book a flight from London Heathrow Airport to San Antonio?
Use this chart to determine the optimal time to book a round-trip flight from Heathrow to San Antonio. Price data was last updated on March 13, 2026.
To ensure you get the cheapest price possible for a flight from London Heathrow Airport to San Antonio, you should look to book at least 48 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from London Heathrow Airport to San Antonio?
Currently, December is the cheapest month in which you can book a flight from London Heathrow Airport to San Antonio (average of $439). Flying from London Heathrow Airport to San Antonio in July is currently the most expensive (average of $737). 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.
How much does it cost to fly round-trip from London Heathrow Airport to San Antonio?
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 26, 2026.
Get a feel of what it's like to fly with British Airways from London Heathrow Airport to San Antonio by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
6.9
Overall
6.7
Crew
7.6
Entertainment
6.4
Food
6.4
Comfort
6.8
Reviews
1 / 20
6.0
GoodRoxanne,Sep 2025
LHR - IAD
Boarding
6.9
Overall
6.7
Crew
7.6
Entertainment
6.4
Food
6.4
Comfort
6.8
Reviews
1 / 20
6.0
GoodRoxanne,Sep 2025
LHR - IAD
Related info for your journey
Find useful and relevant information for your journey from Heathrow to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Antonio?
Book flights to San Antonio if you plan to visit one of these locationsNew Braunfels
Kerrville
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Heathrow and San Antonio flights
Browse other Heathrow and San Antonio flight options. Last updated on March 26, 2026.
Other flights from Heathrow
Browse through other flights departing from Heathrow. Flights are based on user searches made on Cheapflights and were last updated on March 26, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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Explore flights to San Antonio departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on March 26, 2026.
Top airline flying from Heathrow to San Antonio
Discover the top airline that operate flights from Heathrow to San Antonio. 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 March 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,045 | Average$1,421 | FlexibilityNo cancel fee | On-time70% |