LHR - SAT

£415 Find Cheap Flights from London Heathrow Airport to San Antonio – Compare and Save

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Heathrow to San Antonio departing on 29/9. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest return fare
£578
Typical prices: £709-£894
Scandinavian Airlines
Mon 14/9Mon 21/9
LHR - SAT • 2 stops
Cheapest one-way flight
£415
Typical prices: £576-£618
Multiple Airlines
Tue 29/9
LHR - SAT • 3 stops
Direct flights
Not available
There are currently no direct flights between Heathrow and San Antonio. You’ll need at least 1 connection.
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Top stopover airports
Toronto (YYZ)
Cheapest • Avg £849 (return)
Dallas (DFW)
Shortest trip • 13h 18m (one-way)
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When to book
2 weeks
in advance
Our data shows that travellers who book at least 2 weeks in advance save around 32% compared to booking last minute.
Insights
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When to travel
September
Cheapest • 24% price drop
October
Most popular
Good to know
Good to know
+1
+1
Good to know
Good to know
+1
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We hope you love your trip to San Antonio!
Flight Deals
Booking Insights
Flight Deals

Cheap Flights from Heathrow to San Antonio (LHR-SAT)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Heathrow to San Antonio that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Heathrow to San Antonio

Mon, 14 Sep - Mon, 21 Sep
Scandinavian Airlines Logo
06:40 - 00:08LHR  London Heathrow-SAT San Antonio
23h 28m2 stops Kastrup Copenhagen Atlanta Hartsfield-Jackson
Scandinavian Airlines Logo
13:55 - 16:00SAT  San Antonio-LHR London Heathrow
20h 05m2 stops Atlanta Hartsfield-Jackson Kastrup Copenhagen
£578Scandinavian Airlines
Mon, 16 Nov - Mon, 7 Dec
Scandinavian Airlines Logo
10:20 - 00:07LHR  London Heathrow-SAT San Antonio
19h 47m2 stops Kastrup Copenhagen Los Angeles
Scandinavian Airlines Logo
13:46 - 16:00SAT  San Antonio-LHR London Heathrow
20h 14m2 stops Atlanta Hartsfield-Jackson Kastrup Copenhagen
£589Scandinavian Airlines
Wed, 21 Oct - Wed, 28 Oct
Multiple Airlines Logo
06:00 - 21:13LHR  London Heathrow-SAT San Antonio
21h 13m2 stops Lisbon Humberto Delgado Toronto Pearson Intl
Multiple Airlines Logo
18:20 - 11:40SAT  San Antonio-LHR London Heathrow
12h 20m1 stop Atlanta Hartsfield-Jackson
£727Multiple Airlines
Wed, 21 Oct - Mon, 26 Oct
United Airlines Logo
14:10 - 22:50LHR  London Heathrow-SAT San Antonio
14h 40m1 stop Chicago O'Hare Intl
United Airlines Logo
16:19 - 10:15SAT  San Antonio-LHR London Heathrow
12h 56m1 stop Houston George Bush Intcntl
£782United Airlines
Mon, 19 Oct - Thu, 29 Oct
United Airlines Logo
08:00 - 16:31LHR  London Heathrow-SAT San Antonio
14h 31m1 stop Chicago O'Hare Intl
United Airlines Logo
14:20 - 10:15SAT  San Antonio-LHR London Heathrow
14h 55m1 stop Houston George Bush Intcntl
£782United Airlines
Wed, 21 Oct - Wed, 28 Oct
Multiple Airlines Logo
08:30 - 21:13LHR  London Heathrow-SAT San Antonio
18h 43m1 stop Toronto Pearson Intl
Multiple Airlines Logo
14:30 - 07:05SAT  San Antonio-LHR London Heathrow
11h 35m1 stop Minneapolis St Paul
£796Multiple Airlines
Mon, 16 Nov - Thu, 3 Dec
Lufthansa Logo
09:30 - 21:26LHR  London Heathrow-SAT San Antonio
17h 56m2 stops Frankfurt am Main Houston George Bush Intcntl
Lufthansa Logo
13:35 - 09:40SAT  San Antonio-LHR London Heathrow
14h 05m1 stop Denver Intl
£872Lufthansa
Mon, 14 Sep - Mon, 28 Sep
Lufthansa Logo
07:30 - 21:16LHR  London Heathrow-SAT San Antonio
19h 46m2 stops Frankfurt am Main Houston George Bush Intcntl
Lufthansa Logo
17:30 - 11:55SAT  San Antonio-LHR London Heathrow
12h 25m1 stop Chicago O'Hare Intl
£874Lufthansa
Mon, 7 Sep - Mon, 14 Sep
Virgin Atlantic Logo
18:35 - 12:15LHR  London Heathrow-SAT San Antonio
23h 40m1 stop New York John F Kennedy Intl
Virgin Atlantic Logo
13:20 - 12:05SAT  San Antonio-LHR London Heathrow
16h 45m1 stop New York John F Kennedy Intl
£881Virgin Atlantic
Mon, 4 Jan - Mon, 11 Jan
Virgin Atlantic Logo
10:50 - 20:22LHR  London Heathrow-SAT San Antonio
15h 32m1 stop Atlanta Hartsfield-Jackson
Virgin Atlantic Logo
14:10 - 07:50SAT  San Antonio-LHR London Heathrow
11h 40m1 stop Atlanta Hartsfield-Jackson
£888Virgin Atlantic
Booking Insights

KAYAK’s insights & trends for Heathrow to San Antonio flights

Get data-powered insights and trends into flights from Heathrow to San Antonio to help you find the cheapest flights, the best time to fly and much more.

How much is a return flight from London Heathrow Airport to San Antonio?

This analysis is based on the cheapest return trip price found on KAYAK in the last 12 months by searching for a flight from London Heathrow Airport to San Antonio departing in September.

Flight prices are below average for this route right now.

Flights to San Antonio from London Heathrow Airport usually cost between £1,053 and £1,301 in September.
The lowest price found in the past 5 days was £578 on Scandinavian Airlines (14 Sept–21 Sept).

What is the cheapest month to fly from London Heathrow Airport to San Antonio?

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from London Heathrow Airport to San Antonio, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from London Heathrow Airport to San Antonio is September, where tickets cost £731 (return) on average. On the other hand, the most expensive months are December and July, where the average cost of round-trip tickets is £1,186 and £1,182 respectively.

How far in advance should I book a flight from London Heathrow Airport to San Antonio?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from London Heathrow Airport to San Antonio, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below average price on the flight from London Heathrow Airport to San Antonio, you should book around 2 weeks before departure, which saves you about 32% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 19 weeks before departure.

Find deals

Good to know - Cheap tickets from London Heathrow Airport to San Antonio

Low season

April

Cheapest flight

£415
Best time to beat the crowds (4% less expensive on average)
Most popular time to fly and prices are also 8% lower on average.
Flight from London Heathrow Airport to San Antonio

When to book flights from Heathrow to San Antonio

Are your dates flexible? Find out the best times to travel from Heathrow to San Antonio based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated return price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking London Heathrow Airport to San Antonio flights

  • What is the cheapest flight from London Heathrow Airport to San Antonio?

    In the last 5 days, the lowest price for a flight from London Heathrow Airport to San Antonio was £415 for a one-way ticket and £578 for a return.

  • Which airports will I be using when flying from London Heathrow Airport to San Antonio?

    London Heathrow Airport and San Antonio are both served by 1 main airport. You will leave London Heathrow Airport from London Heathrow and will be arriving at San Antonio.

  • Which aircraft models fly most regularly from London Heathrow Airport to San Antonio?

    We unfortunately don’t have that data for this specific route.

  • Which airline alliances offer flights from London Heathrow Airport to San Antonio?

    Star Alliance, SkyTeam, and oneworld are the airline alliances operating flights between London Heathrow Airport and San Antonio, with Star Alliance being the most commonly used for this route.

  • Which is the best airline for flights from London to San Antonio, Virgin Atlantic or United Airlines?

    The two airlines most popular with KAYAK users for flights from London to San Antonio are Virgin Atlantic and United Airlines. With an average price for the route of £1,026 and an overall rating of 7.5, Virgin Atlantic is the most popular choice. United Airlines is also a great choice for the route, with an average price of £727 and an overall rating of 7.4.

  • How does KAYAK find such low prices on flights from London Heathrow Airport to San Antonio?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from London Heathrow Airport to San Antonio.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from London Heathrow Airport to San Antonio?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to San Antonio from London Heathrow Airport is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from London Heathrow Airport to San Antonio?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to San Antonio with an airline and back to London Heathrow Airport with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from London Heathrow Airport to San Antonio?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to San Antonio from London Heathrow Airport up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Heathrow to San Antonio

Information on your arrival and departure airports

London Heathrow Airport (LHR)
San Antonio (SAT)