$222+ Cheap flights from San Antonio (SAT) to Heathrow (LHR)
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 7/29. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — LHR
Mar 7 — Mar 141
1 adult, Economy
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Find cheap flights from San Antonio to Heathrow 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 San Antonio to Heathrow
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Cheapest flights from San Antonio to HeathrowExplore the most affordable flight options available from San Antonio to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 5, 2026.
Explore the most affordable flight options available from San Antonio to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 5, 2026.
This Cheapflightsfares deal was found by Cheapflights users on 2/3. 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 3/312:45 pm
SAT
- LHR
2 stops18h 15m
Lufthansa
Tue 3/106:30 am
LHR
- SAT
2 stops22h 02m
Lufthansa
Deal found 2/3![Lufthansa logo]()
$622
This United Airlines deal was found by Cheapflights users on 2/5. 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 3/184:10 pm
SAT
- LHR
1 stop13h 05m
United Airlines
Wed 3/256:35 am
LHR
- SAT
2 stops19h 18m
United Airlines
Deal found 2/5![United Airlines logo]()
$633
This United Airlines deal was found by Cheapflights users on 2/1. 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 3/27:00 am
SAT
- LHR
2 stops17h 20m
United Airlines
Mon 3/96:50 am
LHR
- SAT
2 stops19h 03m
United Airlines
Deal found 2/1![United Airlines logo]()
$635
This United Airlines deal was found by Cheapflights users on 2/3. 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 3/202:20 pm
SAT
- LHR
1 stop12h 10m
United Airlines
Mon 3/234:40 pm
LHR
- SAT
2 stops33h 13m
United Airlines
Deal found 2/3![United Airlines logo]()
$644
This Cheapflightsfares deal was found by Cheapflights users on 2/2. 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 8/197:30 am
SAT
- LHR
2 stops18h 10m
Lufthansa
Thu 9/37:25 am
LHR
- SAT
2 stops21h 43m
Lufthansa
Deal found 2/2![Lufthansa logo]()
$647
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 3/1912:22 pm
SAT
- LHR
1 stop13h 28m
Air France
Thu 3/2611:20 am
LHR
- SAT
1 stop17h 09m
Air France
Deal found 2/2![Air France logo]()
$648
This Delta deal was found by Cheapflights users on 2/4. 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 4/112:24 pm
SAT
- LHR
1 stop12h 21m
Delta
Wed 4/88:40 am
LHR
- SAT
2 stops20h 02m
Delta
Deal found 2/4![Delta logo]()
$649
Best flights from San Antonio to HeathrowDiscover carefully curated flight deals from San Antonio to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 5, 2026.
Discover carefully curated flight deals from San Antonio to Heathrow that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated February 5, 2026.
This United Airlines deal was found by Cheapflights users on 2/3. 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 3/35:25 pm
SAT
- LHR
1 stop11h 50m
United Airlines
Tue 3/106:50 am
LHR
- SAT
2 stops19h 03m
United Airlines
Deal found 2/3![United Airlines logo]()
$633
This Delta deal was found by Cheapflights users on 2/5. 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 4/16:13 am
SAT
- LHR
1 stop18h 32m
Delta
Wed 4/88:40 am
LHR
- SAT
2 stops20h 02m
Delta
Deal found 2/5![Delta logo]()
$649
This United Airlines deal was found by Cheapflights users on 2/1. 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 3/27:00 am
SAT
- LHR
2 stops17h 20m
United Airlines
Mon 3/96:50 am
LHR
- SAT
2 stops19h 03m
United Airlines
Deal found 2/1![United Airlines logo]()
$635
This Delta deal was found by Cheapflights users on 2/2. 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.
Tue 5/122:37 pm
SAT
- LHR
1 stop16h 28m
Delta
Wed 5/206:30 am
LHR
- SAT
2 stops16h 50m
Delta
Deal found 2/2![Delta logo]()
$651
This United Airlines deal was found by Cheapflights users on 2/2. 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 3/182:20 pm
SAT
- LHR
2 stops15h 45m
United Airlines
Wed 3/256:35 am
LHR
- SAT
2 stops19h 18m
United Airlines
Deal found 2/2![United Airlines logo]()
$639
This United Airlines deal was found by Cheapflights users on 2/2. 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 4/132:14 pm
SAT
- LHR
2 stops14h 26m
United Airlines
Tue 5/57:25 am
LHR
- SAT
2 stops19h 10m
United Airlines
Deal found 2/2![United Airlines logo]()
$656
This United Airlines deal was found by Cheapflights users on 2/4. 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 4/194:17 pm
SAT
- LHR
1 stop13h 18m
United Airlines
Thu 4/302:05 pm
LHR
- SAT
2 stops32h 14m
United Airlines
Deal found 2/4![United Airlines logo]()
$658
Last-minute flights from San Antonio to HeathrowDiscover last-minute flight deals from San Antonio to Heathrow. Data last updated February 5, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Heathrow. Data last updated February 5, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 2/1. 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 3/27:00 am
SAT
- LHR
2 stops17h 20m
United Airlines
Mon 3/96:50 am
LHR
- SAT
2 stops19h 03m
United Airlines
Deal found 2/1![United Airlines logo]()
$635
This KLM deal was found by Cheapflights users on 2/1. 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.
Mon 3/24:29 pm
SAT
- LHR
1 stop13h 11m
KLM
Mon 3/911:05 am
LHR
- SAT
1 stop15h 42m
KLM
Deal found 2/1![KLM logo]()
$664
This Cheapflightsfares deal was found by Cheapflights users on 2/3. 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 3/312:45 pm
SAT
- LHR
2 stops18h 15m
Lufthansa
Tue 3/106:30 am
LHR
- SAT
2 stops22h 02m
Lufthansa
Deal found 2/3![Lufthansa logo]()
$622
This oojo deal was found by Cheapflights users on 2/1. 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 3/36:25 pm
SAT
- LHR
1 stop11h 50m
British Airways
Tue 3/108:20 am
LHR
- SAT
1 stop17h 33m
British Airways
Deal found 2/1![British Airways logo]()
$661
This United Airlines deal was found by Cheapflights users on 2/5. 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 3/184:10 pm
SAT
- LHR
1 stop13h 05m
United Airlines
Wed 3/256:35 am
LHR
- SAT
2 stops19h 18m
United Airlines
Deal found 2/5![United Airlines logo]()
$633
This KLM deal was found by Cheapflights users on 2/5. 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.
Wed 3/181:00 pm
SAT
- LHR
1 stop14h 05m
KLM
Wed 3/2510:45 am
LHR
- SAT
1 stop18h 31m
KLM
Deal found 2/5![KLM logo]()
$662
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 3/1912:22 pm
SAT
- LHR
1 stop13h 28m
Air France
Thu 3/2611:20 am
LHR
- SAT
1 stop17h 09m
Air France
Deal found 2/2![Air France logo]()
$648
This United Airlines deal was found by Cheapflights users on 2/2. 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.
Thu 3/192:20 pm
SAT
- LHR
1 stop14h 55m
United Airlines
Thu 3/267:40 am
LHR
- SAT
2 stops20h 17m
United Airlines
Deal found 2/2![United Airlines logo]()
$668
This United Airlines deal was found by Cheapflights users on 2/3. 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 3/202:20 pm
SAT
- LHR
1 stop12h 10m
United Airlines
Mon 3/234:40 pm
LHR
- SAT
2 stops33h 13m
United Airlines
Deal found 2/3![United Airlines logo]()
$644
One-way flights from San Antonio to HeathrowSearch for one-way flight options from San Antonio to Heathrow. Find affordable one-way fares based on user searches. Data last updated February 5, 2026.
Search for one-way flight options from San Antonio to Heathrow. Find affordable one-way fares based on user searches. Data last updated February 5, 2026.
This Gotogate deal was found by Cheapflights users on 2/2. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/295:30 am
SAT
- LHR
2 stops19h 00m
Air Canada
Deal found 2/2![Air Canada logo]()
$222
This Kiwi.com deal was found by Cheapflights users on 2/3. 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 5/31:32 pm
SAT
- LHR
1 stop12h 33m
Finnair
Deal found 2/3![Finnair logo]()
$309
This oojo deal was found by Cheapflights users on 2/4. 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.
Wed 3/45:17 am
SAT
- LHR
2 stops20h 48m
Aer Lingus
Deal found 2/4![Aer Lingus logo]()
$314
This Kiwi.com deal was found by Cheapflights users on 2/4. 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.
Wed 3/46:00 am
SAT
- LHR
3 stops29h 30m
Multiple Airlines
Deal found 2/4![Multiple Airlines logo]()
$318
This Kiwi.com deal was found by Cheapflights users on 2/2. 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 3/2310:22 am
SAT
- LHR
3 stops45h 18m
Multiple Airlines
Deal found 2/2![Multiple Airlines logo]()
$326
This KAYAK deal was found by Cheapflights users on 2/3. 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.
Wed 4/296:27 am
SAT
- LHR
2 stops20h 38m
Aer Lingus
Deal found 2/3![Aer Lingus logo]()
$327
This Mytrip deal was found by Cheapflights users on 2/3. 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 4/2910:26 am
SAT
- LHR
3 stops41h 34m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$342
This Mytrip deal was found by Cheapflights users on 2/3. 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 4/3010:26 am
SAT
- LHR
3 stops40h 09m
Multiple Airlines
Deal found 2/3![Multiple Airlines logo]()
$370
This KAYAK deal was found by Cheapflights users on 2/3. 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.
Thu 4/306:27 am
SAT
- LHR
2 stops19h 38m
Aer Lingus
Deal found 2/3![Aer Lingus logo]()
$377
This Kiwi.com deal was found by Cheapflights users on 2/4. 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.
Fri 3/63:46 pm
SAT
- LHR
3 stops58h 19m
Multiple Airlines
Deal found 2/4![Multiple Airlines logo]()
$392
This Mytrip deal was found by Cheapflights users on 2/2. 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 3/237:00 am
SAT
- LHR
2 stops19h 10m
Air Canada
Deal found 2/2![Air Canada logo]()
$394
Find flight deals from San Antonio to Heathrow
Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Heathrow (LHR). 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 February 5, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $622 (Cheapflightsfares) |
One-way from | $222 (oojo) |
Popular in | June |
Cheapest in | October |
Average price | $740 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Antonio to Heathrow 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 5, 2026.
Use the filters below to find and compare flights from San Antonio to London Heathrow Airport that are best for you.
Fly from
San Antonio
Fly to
Heathrow
Route
Depart
Return
Price
San AntonioLondon
SAT - LHR
SATLHR
San Antonio
Tue 3/3
5:25 pm-11:15 am
1 stop11h 50m
London Heathrow
Tue 3/10
6:50 am-8:53 pm
2 stops19h 03m
$633
San AntonioLondon
SAT - LHR
SATLHR
San Antonio
Mon 3/2
7:00 am-6:20 am
2 stops17h 20m
London Heathrow
Mon 3/9
6:50 am-8:53 pm
2 stops19h 03m
$635
San AntonioLondon
SAT - LHR
SATLHR
San Antonio
Wed 3/18
2:20 pm-11:05 am
2 stops15h 45m
London Heathrow
Wed 3/25
6:35 am-8:53 pm
2 stops19h 18m
$639
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-10:42 pm
2 stops20h 02m
$649
San AntonioLondon
SAT - LHR
SATLHR
San Antonio
Tue 5/12
2:37 pm-1:05 pm
1 stop16h 28m
London Heathrow
Wed 5/20
6:30 am-5:20 pm
2 stops16h 50m
$651
San AntonioLondon
SAT - LHR
SATLHR
San Antonio
Mon 4/13
2:14 pm-10:40 am
2 stops14h 26m
London Heathrow
Tue 5/5
7:25 am-8:35 pm
2 stops19h 10m
$656
San AntonioLondon
SAT - LHR
SATLHR
San Antonio
Sun 4/19
4:17 pm-11:35 am
1 stop13h 18m
London Heathrow
Thu 4/30
2:05 pm-4:19 pm
2 stops32h 14m
$658
San AntonioLondon
SAT - LHR
SATLHR
San Antonio
Wed 7/29
1:25 pm-9:05 am
1 stop13h 40m
$222
San AntonioLondon
SAT - LHR
SATLHR
San Antonio
Wed 7/29
5:30 am-6:30 am
2 stops19h 00m
$222
San AntonioLondon
SAT - LHR
SATLHR
San Antonio
Wed 3/4
6:00 am-5:30 pm
3 stops29h 30m
$318
Showing 1-10 of 18 results
Compare providers for flights from San Antonio to Heathrow
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 San Antonio to Heathrow in February.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars |
- Most accurate provider: When it comes to deals on San Antonio-London Heathrow Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Antonio-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Antonio-London Heathrow Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Antonio-London Heathrow Airport 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 San Antonio-London Heathrow Airport 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 San Antonio to Heathrow
Have a flexible travel schedule? Discover the best time to fly to Heathrow from San Antonio with our price prediction graph.
SAT-LHR
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 London Heathrow Airport
How far ahead should I book a flight from San Antonio to London Heathrow Airport?
Use this chart to determine the optimal time to book a round-trip flight from San Antonio to Heathrow. Price data was last updated on January 30, 2026.
To ensure you get the cheapest price possible for a flight from San Antonio to London Heathrow Airport, you should look to book at least 29 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 San Antonio to London Heathrow Airport?
Currently, September is the cheapest month in which you can book a flight from San Antonio to London Heathrow Airport (average of $527). Flying from San Antonio to London Heathrow Airport in June is currently the most expensive (average of $839). 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 San Antonio to London Heathrow Airport?
Reviews of airlines servicing Heathrow
Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated February 5, 2026.
Peruse reviews from past customers who have flown with Delta, Virgin Atlantic, and United Airlines from San Antonio to London Heathrow Airport 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.
Food
7.2
Entertainment
7.8
Boarding
8.1
Crew
8.5
Comfort
7.9
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Food
7.2
Entertainment
7.8
Boarding
8.1
Crew
8.5
Comfort
7.9
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Food
7.2
Entertainment
7.8
Boarding
8.1
Crew
8.5
Comfort
7.9
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Food
7.2
Entertainment
7.8
Boarding
8.1
Crew
8.5
Comfort
7.9
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Food
7.2
Entertainment
7.8
Boarding
8.1
Crew
8.5
Comfort
7.9
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Food
7.2
Entertainment
7.8
Boarding
8.1
Crew
8.5
Comfort
7.9
Overall
7.9
Reviews
1 / 20
6.0
GoodJim,Nov 2025
AVL - ATL
Related info for your journey
Find useful and relevant information for your journey from San Antonio to Heathrow. 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 London Heathrow Airport?
Book flights to London Heathrow Airport if you plan to visit one of these locationsIlford
Hounslow
Croydon
Southend-on-Sea
Harrow
Eastleigh
Gatwick
Dartford
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Other flights to Heathrow
Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on February 5, 2026.
San Antonio and Heathrow flights
Browse other San Antonio and Heathrow flight options. Last updated on February 5, 2026.
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Top 6 airlines flying from San Antonio to Heathrow
Discover the top 6 airlines that operate flights from San Antonio to Heathrow. 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 5, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$530 | Average$703 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$530 | Average$848 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$531 | Average$929 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$563 | Average$829 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$600 | Average$780 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$668 | Average$999 | FlexibilityNo cancel fee | On-time77% |