LHR - SAT

$716 Find Cheap Flights from London Heathrow Airport to San Antonio

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 10/5. 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

KAYAK searches hundreds of travel sites at once for deals on flights to San Antonio

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from London to San Antonio, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from London to San Antonio, as well as popular online travel agencies
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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 round-trip 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 round-trip flight deals from Heathrow to San Antonio

Fri, Sep 26 - Tue, Oct 7
Scandinavian Airlines Logo
6:40 am - 11:59 pmLHR-SAT
23h 19m2 stops
Scandinavian Airlines Logo
12:15 pm - 6:30 pmSAT-LHR
24h 15m2 stops
$880Scandinavian Airlines
Find Deal
Fri, Sep 26 - Tue, Oct 7
Scandinavian Airlines Logo
6:40 am - 10:19 pmLHR-SAT
21h 39m2 stops
Scandinavian Airlines Logo
3:00 pm - 4:25 pmSAT-LHR
19h 25m3 stops
$911Scandinavian Airlines
Find Deal
Fri, Sep 26 - Tue, Oct 7
Lufthansa Logo
5:40 pm - 11:58 amLHR-SAT
24h 18m2 stops
Lufthansa Logo
11:55 am - 10:40 amSAT-LHR
16h 45m1 stop
$968Lufthansa
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Mon, Nov 10 - Sat, Nov 22
Lufthansa Logo
6:00 pm - 11:23 pmLHR-SAT
35h 23m2 stops
Lufthansa Logo
4:30 pm - 9:20 pmSAT-LHR
22h 50m2 stops
$973Lufthansa
Find Deal
Wed, Nov 26 - Fri, Dec 5
United Airlines Logo
1:25 pm - 12:32 pmLHR-SAT
29h 07m2 stops
United Airlines Logo
1:23 pm - 9:40 amSAT-LHR
14h 17m1 stop
$980United Airlines
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Tue, Sep 2 - Tue, Sep 9
British Airways Logo
10:30 am - 5:41 pmLHR-SAT
13h 11m1 stop
British Airways Logo
1:00 pm - 6:50 amSAT-LHR
11h 50m1 stop
$983British Airways
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Wed, Nov 26 - Fri, Dec 5
British Airways Logo
10:15 am - 6:40 pmLHR-SAT
14h 25m1 stop
British Airways Logo
6:45 pm - 11:40 amSAT-LHR
10h 55m1 stop
$997British Airways
Find Deal
Wed, Sep 10 - Mon, Sep 15
United Airlines Logo
1:40 pm - 9:17 pmLHR-SAT
13h 37m1 stop
United Airlines Logo
2:25 pm - 7:40 amSAT-LHR
11h 15m1 stop
$1,006United Airlines
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Wed, Aug 20 - Wed, Aug 27
Finnair Logo
10:20 am - 10:12 pmLHR-SAT
17h 52m2 stops
Finnair Logo
2:15 pm - 9:00 amSAT-LHR
12h 45m1 stop
$1,034Finnair
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Wed, Aug 20 - Wed, Aug 27
Finnair Logo
10:20 am - 10:12 pmLHR-SAT
17h 52m2 stops
Finnair Logo
6:45 pm - 5:05 pmSAT-LHR
16h 20m2 stops
$1,042Finnair
Find Deal
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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.

What’s the cheapest day of the week to fly from London Heathrow Airport to San Antonio?

The average price of all round-trip flights from London Heathrow Airport to San Antonio clicked on KAYAK for each day over the last 12 months.

If you are looking for a flight deal from London Heathrow Airport to San Antonio, look for departures on Mondays and avoid leaving on a Thursday, as it's usually the priciest day. When flying back from San Antonio, Thursday is the cheapest day to fly and Saturday is the most expensive.

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 November, where tickets cost $764 (return) on average. On the other hand, the most expensive months are August and July, where the average cost of round-trip tickets is $1,376 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 6 weeks before departure. For the absolute cheapest price, our data suggests you should book 8 weeks before departure.

Good to know

Low seasonFebruary
High seasonNovember
Cheapest flight$716
Best time to beat the crowds with an average 4% drop in price.
Most popular time to fly and prices are also 22% 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 round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips 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 3 days, the lowest price for a flight from London Heathrow Airport to San Antonio was $716 for a one-way ticket and $880 for a round-trip.

  • Do I need a passport to fly between London Heathrow Airport and San Antonio?

    Yes

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

    When flying out of London Heathrow Airport you will be using London Heathrow. You will be landing at San Antonio, also known as 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?

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

  • 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 travelers 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 round-trip ticket. You could then fly to San Antonio with an airline and back to London Heathrow Airport with another airline. Booking your flights between London Heathrow Airport and SAT can sometimes prove cheaper using this method.

  • 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

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