United Kingdom
GBP

LHR - SAT

£438 Find Cheap Flights from London Heathrow Airport to San Antonio – Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest return flight
£561
Typical prices: £833-£1,161
Scandinavian Airlines
Thu 11/1Thu 18/1
LHR - SAT • 2 stops
Cheapest one-way flight
£412
Typical prices: £646-£820
Multiple Airlines
Fri 19/1
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 £706 (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

Wed, 2 Dec - Sun, 6 Dec
Scandinavian Airlines Logo
06:40 - 00:35LHR  London Heathrow-SAT San Antonio
23h 55m2 stops Kastrup Copenhagen Atlanta Hartsfield-Jackson
Scandinavian Airlines Logo
13:45 - 16:00SAT  San Antonio-LHR London Heathrow
20h 15m2 stops Atlanta Hartsfield-Jackson Kastrup Copenhagen
£574Scandinavian Airlines
Mon, 1 Mar - Wed, 10 Mar
Scandinavian Airlines Logo
06:40 - 22:27LHR  London Heathrow-SAT San Antonio
21h 47m2 stops Kastrup Copenhagen Atlanta Hartsfield-Jackson
Scandinavian Airlines Logo
16:10 - 18:30SAT  San Antonio-LHR London Heathrow
20h 20m2 stops Los Angeles Kastrup Copenhagen
£575Scandinavian Airlines
Mon, 2 Nov - Mon, 16 Nov
Multiple Airlines Logo
17:05 - 19:25LHR  London Heathrow-SAT San Antonio
32h 20m2 stops Los Angeles Denver Intl
Multiple Airlines Logo
20:20 - 11:35SAT  San Antonio-LHR London Heathrow
33h 15m2 stops Denver Intl Los Angeles
£638Multiple Airlines
Mon, 2 Nov - Mon, 16 Nov
Multiple Airlines Logo
17:05 - 19:25LHR  London Heathrow-SAT San Antonio
32h 20m2 stops Los Angeles Denver Intl
Multiple Airlines Logo
22:29 - 10:45SAT  San Antonio-LHR London Heathrow
30h 16m3 stops Las Vegas Harry Reid Intl Los Angeles Amsterdam Schiphol
£687Multiple Airlines
Mon, 16 Nov - Sun, 22 Nov
Virgin Atlantic Logo
16:00 - 17:25LHR  London Heathrow-SAT San Antonio
31h 25m1 stop Atlanta Hartsfield-Jackson
Virgin Atlantic Logo
16:32 - 06:25SAT  San Antonio-LHR London Heathrow
31h 53m1 stop Atlanta Hartsfield-Jackson
£872Virgin Atlantic
Wed, 4 Nov - Thu, 12 Nov
Virgin Atlantic Logo
11:20 - 22:20LHR  London Heathrow-SAT San Antonio
17h 00m1 stop Detroit Metropolitan Wayne County
Virgin Atlantic Logo
11:04 - 09:00SAT  San Antonio-LHR London Heathrow
15h 56m1 stop Atlanta Hartsfield-Jackson
£872Virgin Atlantic
Mon, 23 Nov - Mon, 7 Dec
Lufthansa Logo
06:30 - 18:05LHR  London Heathrow-SAT San Antonio
17h 35m2 stops Frankfurt am Main Houston George Bush Intcntl
Lufthansa Logo
12:15 - 06:20SAT  San Antonio-LHR London Heathrow
12h 05m1 stop Newark
£915Lufthansa
Mon, 2 Nov - Mon, 16 Nov
Lufthansa Logo
15:10 - 11:39LHR  London Heathrow-SAT San Antonio
26h 29m1 stop Newark
Lufthansa Logo
06:34 - 05:55SAT  San Antonio-LHR London Heathrow
17h 21m1 stop Chicago O'Hare Intl
£924Lufthansa
Tue, 17 Nov - Tue, 24 Nov
British Airways Logo
14:45 - 22:56LHR  London Heathrow-SAT San Antonio
14h 11m1 stop Dallas/Fort Worth
British Airways Logo
12:58 - 06:50SAT  San Antonio-LHR London Heathrow
11h 52m1 stop Dallas/Fort Worth
£955British Airways
Fri, 20 Nov - Sun, 29 Nov
British Airways Logo
10:05 - 17:06LHR  London Heathrow-SAT San Antonio
13h 01m1 stop Dallas/Fort Worth
British Airways Logo
20:16 - 06:50SAT  San Antonio-LHR London Heathrow
28h 34m1 stop Dallas/Fort Worth
£1,004British 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 £833 to £1,161. The lowest price found in the past 5 days was £561 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 £776 return.
•August (£1,167) and July (£1,136) 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

£412
Beat the crowds with an average 62% drop in traveller numbers.
The most popular month to fly with an average 20% 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 £833 to £1,161, with an average of £994 over the past 12 months. Anything below £833 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 £994 route average. Book 14 weeks before departure for the lowest fares.

  • Have flight prices from London Heathrow Airport to San Antonio changed much recently?

    Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about £561 to £4,042. That means the highest observed fare was about 7x higher than the lowest one.

  • 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 lower than usual. Average one-way flight prices are about £609, which is 19% below 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 £17 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 £913 return on average, while Sunday is the most expensive at £1,219, a difference of £306.

    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 £913, about £306 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 £776 return in that month – typically £390 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.

    • La Quinta Inn & Suites by Wyndham San Antonio Airport
    • Heritage Inn & Suites San Antonio Airport, Trademark Wyndham
    • 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