LHR - SAT

£426 Find Cheap Flights from London Heathrow Airport to San Antonio – Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
£556
Typical prices: £825-£1,149
Scandinavian Airlines
Thu 18/1Thu 25/1
LHR - SAT • 2 stops
Cheapest one-way flight
£426
Typical prices: £639-£812
Multiple Airlines
Fri 5/1
LHR - SAT • 3 stops
Direct flights
Not available
There are currently no direct flights between London Heathrow Airport and San Antonio. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
14 weeks
in advance
Our data shows that travellers who book at least 14 weeks in advance save around 19% compared to booking last minute.
Insights
Insights
When to travel
February
Cheapest • 22% price drop
June
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Orlando (MCO)
Cheapest • Avg £699 (return)
Dallas/Fort Worth (DFW)
Shortest trip • 12h 32m (one-way)
Insights
Insights
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We hope you enjoy your trip to San Antonio!
Flight Deals
Booking Insights
Flight Deals

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

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Heathrow to San Antonio

Mon, 18 Jan - Mon, 25 Jan
Scandinavian Airlines Logo
17:00 - 00:28LHR  London Heathrow-SAT San Antonio
37h 28m2 stops Kastrup Copenhagen Atlanta Hartsfield-Jackson
Scandinavian Airlines Logo
16:10 - 17:40SAT  San Antonio-LHR London Heathrow
19h 30m2 stops Los Angeles Kastrup Copenhagen
£556Scandinavian Airlines
Mon, 16 Nov - Mon, 23 Nov
Scandinavian Airlines Logo
10:20 - 00:03LHR  London Heathrow-SAT San Antonio
19h 43m2 stops Kastrup Copenhagen Los Angeles
Scandinavian Airlines Logo
13:44 - 17:40SAT  San Antonio-LHR London Heathrow
21h 56m2 stops Atlanta Hartsfield-Jackson Kastrup Copenhagen
£577Scandinavian Airlines
Tue, 1 Dec - Tue, 8 Dec
Multiple Airlines Logo
12:15 - 17:59LHR  London Heathrow-SAT San Antonio
35h 44m3 stops Reykjavik Keflavik Intl Orlando Denver Intl
Multiple Airlines Logo
18:47 - 10:50SAT  San Antonio-LHR London Heathrow
34h 03m3 stops Denver Intl Orlando Reykjavik Keflavik Intl
£692Multiple Airlines
Sat, 5 Dec - Fri, 11 Dec
Multiple Airlines Logo
15:00 - 20:02LHR  London Heathrow-SAT San Antonio
35h 02m3 stops Paris Charles de Gaulle Los Angeles Denver Intl
Multiple Airlines Logo
22:52 - 16:30SAT  San Antonio-LHR London Heathrow
35h 38m2 stops Las Vegas Harry Reid Intl Los Angeles
£704Multiple Airlines
Mon, 23 Nov - Mon, 7 Dec
Virgin Atlantic Logo
09:50 - 17:40LHR  London Heathrow-SAT San Antonio
13h 50m1 stop Minneapolis St Paul
Virgin Atlantic Logo
16:36 - 06:25SAT  San Antonio-LHR London Heathrow
31h 49m1 stop Atlanta Hartsfield-Jackson
£890Virgin Atlantic
Wed, 18 Nov - Wed, 25 Nov
Virgin Atlantic Logo
20:10 - 12:02LHR  London Heathrow-SAT San Antonio
21h 52m1 stop New York John F Kennedy Intl
Virgin Atlantic Logo
06:40 - 07:05SAT  San Antonio-LHR London Heathrow
18h 25m1 stop Minneapolis St Paul
£890Virgin Atlantic
Tue, 1 Dec - Tue, 8 Dec
Lufthansa Logo
06:30 - 17:35LHR  London Heathrow-SAT San Antonio
17h 05m2 stops Frankfurt am Main Houston George Bush Intcntl
Lufthansa Logo
17:10 - 12:00SAT  San Antonio-LHR London Heathrow
12h 50m1 stop Chicago O'Hare Intl
£901Lufthansa
Tue, 1 Dec - Thu, 10 Dec
Lufthansa Logo
10:00 - 17:35LHR  London Heathrow-SAT San Antonio
13h 35m1 stop Houston George Bush Intcntl
Lufthansa Logo
13:50 - 09:40SAT  San Antonio-LHR London Heathrow
13h 50m1 stop Denver Intl
£928Lufthansa
Thu, 3 Dec - Thu, 10 Dec
British Airways Logo
08:20 - 17:00LHR  London Heathrow-SAT San Antonio
14h 40m1 stop Dallas/Fort Worth
British Airways Logo
12:57 - 06:50SAT  San Antonio-LHR London Heathrow
11h 53m1 stop Dallas/Fort Worth
£961British Airways
Thu, 11 Feb - Fri, 19 Feb
British Airways Logo
11:15 - 18:25LHR  London Heathrow-SAT San Antonio
13h 10m1 stop Dallas/Fort Worth
British Airways Logo
07:05 - 06:55SAT  San Antonio-LHR London Heathrow
17h 50m1 stop Chicago O'Hare Intl
£979British Airways
Booking Insights

Price, demand, and travel trends for London Heathrow Airport to San Antonio flights

Use KAYAK data on prices, travel dates, airlines, and seasonal trends to compare options and book flights with more confidence.

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

Return flights from London Heathrow Airport to San Antonio typically range from £825 to £1,149. The lowest price found in the past 5 days was £556 on Scandinavian Airlines.

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

Based on deals KAYAK users found in the last 12 months, Wednesday is the cheapest day of the week to fly from London Heathrow Airport to San Antonio. It’s 9% cheaper than the average day, while Sunday is the most expensive, with prices 22% higher.

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

•February is the cheapest month to fly from London Heathrow Airport to San Antonio at £769 return.
•August (£1,155) and July (£1,124) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 50% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are flights from London Heathrow Airport to San Antonio the cheapest?

Flights from London Heathrow Airport to San Antonio are cheapest 14 weeks before departure. Booking in this window typically costs about 19% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

Find deals

Key details for London Heathrow Airport to San Antonio flights

Low season

March

Cheapest flight

£426
Beat the crowds with an average 51% drop in traveller numbers.
The most popular month to fly with an average 43% increase in traveller numbers.
One-way 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

Your London Heathrow Airport to San Antonio flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines, and booking tips.

  • Which cabin classes can I book on flights from London Heathrow Airport to San Antonio?

    Three cabin classes are available on flights from London Heathrow Airport to San Antonio:

    • Economy class
    • Premium Economy Class
    • Business Class

  • How long is a flight from London Heathrow Airport to San Antonio?

    A direct flight from London Heathrow Airport to San Antonio takes 00m, covering 4,967 miles.

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

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a London Heathrow Airport to San Antonio flight?

    Return flights from London Heathrow Airport to San Antonio range from £825 to £1,149, with an average of £984 over the past 12 months. Anything below £825 counts as a good deal.

  • How expensive are last-minute London Heathrow Airport to San Antonio flights?

    Last-minute fares on this route (booked within two weeks of departure) run 10% above the £984 route average. Book 14 weeks before departure for the lowest fares.

  • How are flight prices from London Heathrow Airport to San Antonio looking right now?

    One-way fares from London Heathrow Airport to San Antonio are currently higher than usual. Average one-way flight prices are about £1,001, which is 35% above the typical average for this route.

  • Which car hire options are available at San Antonio Airport (SAT)?

    San Antonio Airport (SAT) hosts 5 major car hire companies, with daily rates starting from around £16 for economy cars. Top options include:

    • Europcar
    • Fox
    • Dollar
    • Hertz
    • Alamo

  • Which airports can I use when flying from London Heathrow Airport to San Antonio?

    Flights from London Heathrow Airport to San Antonio usually depart from London Heathrow (LHR) and arrive at San Antonio (SAT).

  • Which airports do connecting flights from London Heathrow Airport to San Antonio pass through?

    One-stop flights from London Heathrow Airport to San Antonio most commonly connect through:

    • Dallas/Fort Worth (DFW) – 59% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) – 18% of one-stop connections
    • Houston George Bush Intcntl (IAH) – 14% of one-stop connections
    • Charlotte Douglas (CLT) – 4% of one-stop connections

  • Can I save money by using flexible dates for flights from London Heathrow Airport to San Antonio?

    Yes. Flexible dates can save you up to 26% on flights from London Heathrow Airport to San Antonio. Wednesday is the cheapest departure day at £904 return on average, while Sunday is the most expensive at £1,206, a difference of £303.

    KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different stopover airport from London Heathrow Airport to San Antonio?

    Flying via Dallas/Fort Worth (DFW) gives the shortest average 1-stop total travel time of 12h 32m, compared to 12h 38m via Houston George Bush Intcntl (IAH) and 13h 10m via Atlanta Hartsfield-Jackson (ATL).

  • What is the time difference between London Heathrow Airport and San Antonio?

    San Antonio is 6 hours behind London Heathrow Airport (Central Time vs British Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in San Antonio?

    Some of the most popular sights in San Antonio are La Cantera Resort & Spa, Drury Plaza Hotel San Antonio Riverwalk, and San Antonio River Walk. These are among the most viewed places in San Antonio on KAYAK.

Your guide to booking London Heathrow Airport to San Antonio flights

Get tips on when to book, when to fly, and what to know before your trip.
  • If your dates are flexible, aim for a Wednesday departure and avoid flying on Sunday. On this route, Wednesday flights average £904, about £303 less than Sunday fares (25% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 14 weeks before you fly. On this route, that window historically saves about 19% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your London Heathrow Airport to San Antonio trip for February. Fares historically average £769 return in that month – typically £386 less than the most expensive month, which is August (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to San Antonio Airport.

    • Heritage Inn & Suites San Antonio Airport, Trademark Wyndham
    • La Quinta Inn & Suites by Wyndham San Antonio Airport
    • Crowne Plaza San Antonio Airport By IHG

More options for your flight from Heathrow to San Antonio

Complete your trip to San Antonio with a hotel stay or car hire

Car hire in San Antonio
Hotels in San Antonio
Holidays in San Antonio