Cheap flights from London to San Antonio from £254
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 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
LON — SAT
11 Oct — 18 Oct1
Return
1 adult
Economy
Return
1 adult, Economy
Cheapflights Tip: The best prices from London to San Antonio are usually found in February or March, booked 75 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 11 September 2025.
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 11 September 2025.
Thu 23/1019:30LHR - SAT
2 stops33h 37mScandinavian Airlines
Tue 28/1016:51SAT - LHR
2 stops23h 49mScandinavian Airlines
Deal found 11/9£573
Mon 22/917:30LHR - SAT
2 stops33h 22mMultiple Airlines
Mon 6/1007:00SAT - LHR
2 stops28h 15mMultiple Airlines
Deal found 9/9£586
Sat 22/1106:40LHR - SAT
2 stops23h 28mScandinavian Airlines
Mon 1/1213:05SAT - LHR
2 stops23h 25mScandinavian Airlines
Deal found 9/9£600
Fri 24/1006:30LHR - SAT
3 stops23h 10mMultiple Airlines
Fri 31/1014:42SAT - LHR
1 stop15h 13mMultiple Airlines
Deal found 9/9£610
Thu 18/906:40LHR - SAT
2 stops23h 19mScandinavian Airlines
Mon 22/915:25SAT - LHR
2 stops18h 35mScandinavian Airlines
Deal found 9/9£615
Fri 24/1006:40LHR - SAT
2 stops23h 40mScandinavian Airlines
Fri 31/1012:22SAT - LHR
3 stops25h 08mScandinavian Airlines
Deal found 9/9£631
Thu 18/910:00LGW - SAT
2 stops36h 30mMultiple Airlines
Mon 22/912:45SAT - LGW
1 stop15h 15mMultiple Airlines
Deal found 9/9£636
Sat 1/1110:10LGW - SAT
3 stops35h 40mMultiple Airlines
Thu 6/1116:16SAT - LGW
2 stops31h 44mMultiple Airlines
Deal found 11/9£639
Mon 22/911:20LHR - SAT
1 stop14h 08mVirgin Atlantic
Mon 6/1017:09SAT - LHR
1 stop12h 01mVirgin Atlantic
Deal found 9/9£652
Fri 31/1008:30LHR - SAT
2 stops19h 26mLufthansa
Thu 6/1112:49SAT - LHR
1 stop13h 36mLufthansa
Deal found 11/9£661
Sat 1/1107:30LHR - SAT
2 stops17h 45mUnited Airlines
Sun 30/1114:14SAT - LHR
1 stop11h 16mUnited Airlines
Deal found 10/9£662
Wed 29/1011:55LHR - SAT
1 stop12h 48mBritish Airways
Mon 3/1112:45SAT - LHR
1 stop12h 35mBritish Airways
Deal found 8/9£666
Best flights from London to San Antonio
Discover carefully curated flight deals from London to San Antonio that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 11 September 2025.
Sat 1/1110:10LGW - SAT
3 stops35h 40mMultiple Airlines
Thu 6/1116:16SAT - LGW
2 stops31h 44mMultiple Airlines
Deal found 11/9£639
Sat 1/1109:30LHR - SAT
2 stops18h 26mLufthansa
Thu 6/1116:24SAT - LHR
1 stop11h 51mLufthansa
Deal found 11/9£661
Fri 31/1007:30LHR - SAT
2 stops17h 45mUnited Airlines
Thu 6/1112:12SAT - LHR
2 stops16h 13mUnited Airlines
Deal found 11/9£661
Fri 6/311:20LGW - SAT
2 stops34h 39mAmerican Airlines
Tue 10/305:31SAT - LGW
2 stops20h 59mAmerican Airlines
Deal found 8/9£666
Wed 1/1015:10LHR - SAT
1 stop13h 03mBritish Airways
Mon 6/1017:27SAT - LHR
1 stop11h 23mBritish Airways
Deal found 8/9£666
Fri 26/912:25LHR - SAT
1 stop15h 05mVirgin Atlantic
Tue 7/1012:02SAT - LHR
1 stop12h 23mVirgin Atlantic
Deal found 11/9£674
Sat 25/1008:40LCY - SAT
2 stops18h 30mDelta
Sat 1/1115:35SAT - LCY
2 stops16h 40mDelta
Deal found 9/9£1,038
Thu 30/1009:30LHR - SAT
2 stops18h 26mLufthansa
Thu 6/1114:14SAT - LHR
1 stop14h 01mLufthansa
Deal found 11/9£661
Tue 4/1110:05LHR - SAT
1 stop12h 55mBritish Airways
Sun 9/1120:21SAT - LHR
1 stop28h 29mBritish Airways
Deal found 8/9£666
Sun 26/1017:20LHR - SAT
2 stops35h 20mMultiple Airlines
Sun 2/1114:42SAT - LHR
1 stop20h 08mMultiple Airlines
Deal found 11/9£669
Tue 27/109:20LCY - SAT
2 stops18h 59mVirgin Atlantic
Tue 10/210:45SAT - LCY
2 stops16h 45mVirgin Atlantic
Deal found 9/9£675
Fri 31/1012:05LHR - SAT
1 stop14h 15mUnited Airlines
Wed 5/1114:14SAT - LHR
1 stop11h 16mUnited Airlines
Deal found 8/9£683
Last-minute flights from London to San Antonio
Discover last-minute flight deals from London to San Antonio. Data last updated 11 September 2025 and is based on user searches.
Thu 18/906:40LHR - SAT
2 stops23h 19mScandinavian Airlines
Mon 22/915:25SAT - LHR
2 stops18h 35mScandinavian Airlines
Deal found 9/9£615
Thu 18/910:00LGW - SAT
2 stops36h 30mMultiple Airlines
Mon 22/912:45SAT - LGW
1 stop15h 15mMultiple Airlines
Deal found 9/9£636
Mon 22/917:30LHR - SAT
2 stops33h 22mMultiple Airlines
Mon 6/1007:00SAT - LHR
2 stops28h 15mMultiple Airlines
Deal found 9/9£586
Mon 22/911:20LHR - SAT
1 stop14h 08mVirgin Atlantic
Mon 6/1017:09SAT - LHR
1 stop12h 01mVirgin Atlantic
Deal found 9/9£652
Mon 22/910:30LHR - SAT
1 stop13h 13mFinnair
Mon 6/1014:31SAT - LHR
1 stop12h 29mFinnair
Deal found 9/9£667
Mon 22/911:45LHR - SAT
2 stops15h 45mDelta
Mon 6/1013:50SAT - LHR
1 stop12h 15mDelta
Deal found 9/9£671
Thu 23/1019:30LHR - SAT
2 stops33h 37mScandinavian Airlines
Tue 28/1016:51SAT - LHR
2 stops23h 49mScandinavian Airlines
Deal found 11/9£573
Fri 24/1006:30LHR - SAT
3 stops23h 10mMultiple Airlines
Fri 31/1014:42SAT - LHR
1 stop15h 13mMultiple Airlines
Deal found 9/9£610
Fri 24/1006:40LHR - SAT
2 stops23h 40mScandinavian Airlines
Fri 31/1012:22SAT - LHR
3 stops25h 08mScandinavian Airlines
Deal found 9/9£631
Sun 26/1017:20LHR - SAT
2 stops35h 20mMultiple Airlines
Sun 2/1114:42SAT - LHR
1 stop20h 08mMultiple Airlines
Deal found 11/9£669
Wed 29/1011:55LHR - SAT
1 stop12h 48mBritish Airways
Mon 3/1112:45SAT - LHR
1 stop12h 35mBritish Airways
Deal found 8/9£666
Fri 31/1007:30LHR - SAT
2 stops17h 45mUnited Airlines
Thu 6/1112:12SAT - LHR
2 stops16h 13mUnited Airlines
Deal found 11/9£661
One-way flights from London to San Antonio
Search for one-way flight options from London to San Antonio. Find affordable one-way fares based on user searches. Data last updated 11 September 2025.
Sat 1/1114:00LGW - SAT
1 stop31h 50mMultiple Airlines
Deal found 9/9£254
Tue 7/1014:00LGW - SAT
2 stops53h 47mMultiple Airlines
Deal found 9/9£260
Thu 2/1014:00LGW - SAT
1 stop27h 40mMultiple Airlines
Deal found 9/9£268
Thu 15/114:00LGW - SAT
1 stop14h 27mMultiple Airlines
Deal found 9/9£298
Wed 1/1014:00LGW - SAT
2 stops35h 32mMultiple Airlines
Deal found 9/9£323
Fri 3/1014:00LGW - SAT
3 stops35h 32mMultiple Airlines
Deal found 9/9£324
Thu 15/109:55LHR - SAT
2 stops34h 12mMultiple Airlines
Deal found 9/9£340
Thu 2/1015:50LHR - SAT
3 stops57h 42mMultiple Airlines
Deal found 9/9£347
Tue 7/1021:25LHR - SAT
3 stops48h 25mMultiple Airlines
Deal found 9/9£374
Sat 1/1106:00LHR - SAT
2 stops37h 47mMultiple Airlines
Deal found 9/9£405
Sat 4/1006:00LHR - SAT
2 stops37h 47mMultiple Airlines
Deal found 9/9£415
Wed 1/1014:10LHR - SAT
2 stops29h 13mMultiple Airlines
Deal found 9/9£426
Cheapflights Fare Finder
Customise 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 858,174 searches. Data last updated 11 September 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
Sat 1/11
10:10-16:50
3 stops35h 40m
San Antonio
Thu 6/11
16:16-06:00
2 stops31h 44m
£639
LondonSan Antonio
LHR - SAT
LHRSAT
London Heathrow
Sat 1/11
09:30-22:56
2 stops18h 26m
San Antonio
Thu 6/11
16:24-10:15
1 stop11h 51m
£661
LondonSan Antonio
LHR - SAT
LHRSAT
London Heathrow
Fri 31/10
07:30-20:15
2 stops17h 45m
San Antonio
Thu 6/11
12:12-10:25
2 stops16h 13m
£661
LondonSan Antonio
LHR - SAT
LHRSAT
London Heathrow
Thu 30/10
09:30-22:56
2 stops18h 26m
San Antonio
Thu 6/11
14:14-10:15
1 stop14h 01m
£661
LondonSan Antonio
LGW - SAT
LGWSAT
London Gatwick
Fri 6/3
11:20-15:59
2 stops34h 39m
San Antonio
Tue 10/3
05:31-07:30
2 stops20h 59m
£666
LondonSan Antonio
LHR - SAT
LHRSAT
London Heathrow
Wed 1/10
15:10-22:13
1 stop13h 03m
San Antonio
Mon 6/10
17:27-10:50
1 stop11h 23m
£666
LondonSan Antonio
LHR - SAT
LHRSAT
London Heathrow
Tue 4/11
10:05-17:00
1 stop12h 55m
San Antonio
Sun 9/11
20:21-06:50
1 stop28h 29m
£666
LondonSan Antonio
LHR - SAT
LHRSAT
London Heathrow
Sun 26/10
17:20-23:40
2 stops35h 20m
San Antonio
Sun 2/11
14:42-16:50
1 stop20h 08m
£669
LondonSan Antonio
LHR - SAT
LHRSAT
London Heathrow
Fri 26/9
12:25-21:30
1 stop15h 05m
San Antonio
Tue 7/10
12:02-06:25
1 stop12h 23m
£674
LondonSan Antonio
LCY - SAT
LCYSAT
London City
Tue 27/1
09:20-22:19
2 stops18h 59m
San Antonio
Tue 10/2
10:45-09:30
2 stops16h 45m
£675
Flights are sorted by cheapest return flights first.
Deals found on 9/9
Showing 1-10 of 56 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 return 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 return flight from London to San Antonio. Price data was last updated on 29 August 2025.
To ensure you get the cheapest price possible for a flight from London to San Antonio, you should look to book at least 75 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 to San Antonio?
Currently, January is the cheapest month in which you can book a flight from London to San Antonio (average of £732). Flying from London to San Antonio in August is currently the most expensive (average of £1,125). 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 11 September 2025.
One of the essential ways to save on airfare from London to San Antonio is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight at midday could potentially save you up to 11% on airfare.
How much does it cost for a return flight from London to San Antonio?
What’s the top stopover airport for flights from London to San Antonio?
Share of one-stop return flights from London to San Antonio chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Dallas (DFW) – chosen by Cheapflights users on 70% of one-stop itineraries from London to San Antonio on Cheapflights.
What’s the cheapest stopover airport for flights from London to San Antonio?
Average return fare for one-stop flights from London to San Antonio, chosen by Cheapflights users in the past 12 months, with the same stopover each way.
Dallas (DFW) is the most affordable one-stop option, with an average return flight price of £716.
What’s the fastest stopover option from London to San Antonio?
Shortest average travel time for one-stop one-way flights from London to San Antonio, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via Charlotte (CLT) have the shortest average one-way travel time for one-stop routes: 13h 00m.
Which airport typically offers the quickest stopover for flights from London to San Antonio?
Average stopover duration for one-stop one-way flights from London to San Antonio, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Charlotte (CLT) offer the fastest connection on this route, with an average stopover time of 1h 00m.
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 11 September 2025.
Read reviews from past customers who have flown with Finnair, Scandinavian Airlines, andUnited Airlines
from London to San Antonio. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
I was lucky I had a seet without no one next to me My vegetarian meal was excellent. The service very good. Although there was a lot of turbulences during the flight, the landing was very soft and took away all our apprehension.
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?
For a flight from London to San Antonio, you will be flying into San Antonio. San Antonio (SAT) is just 7.6 mi from the center of the city. San Antonio is the only San Antonio airport and it handles 0 inbound flights from London per day. 7 airlines have flights to San Antonio from London on a regular basis.
How long is the flight from London to San Antonio?
There are many flights that can get you from London to San Antonio in 17h 45m. Fly via Lufthansa, United Airlines, or American Airlines to get the fastest option. The distance from London to San Antonio is about 4967 mi. This flight may include one or multiple stops.
What are the cheapest airlines flying from London to San Antonio round-trip?
Flying on Finnair is currently your cheapest option to San Antonio, with prices starting at £504. Additional return tickets that might be worth considering are offered by Iberia and Scandinavian Airlines, with the lowest prices starting at £529 and £591, respectively. You may be able to fly from London to San Antonio for 30% less than the average price by searching for these airlines.
What are the most popular routes from London to San Antonio?
The most popular route from London to San Antonio is London Heathrow - San Antonio. You may also consider London Gatwick - San Antonio or London City - San Antonio.
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 holiday 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, January is the cheapest month in which you can book a flight from London to San Antonio (average of £732). Flying from London to San Antonio in August is currently the most expensive (average of £1,125). 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.
Browse through other flights departing from London. Flights are based on user searches made on Cheapflights and were last updated on 11 September 2025.
Discover the top 7 airlines that operate flights from London 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 858,174 searches. Data last updated 11 September 2025.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from London to San Antonio?
Cheapflights helps you search for flights from London to San Antonio via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.
Why should you use Cheapflights to find cheap flight tickets from London to San Antonio?
Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from London to San Antonio for you. Better yet — we are completely free to use.
Can Cheapflights find flights from London to San Antonio with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from London to San Antonio flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from London to San Antonio become cheaper?
Yes! Start tracking prices for London to San Antonio flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.
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