LHR - SAT

£407 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
£577
Typical prices: £769-£1,119
Multiple Airlines
Thu 1/11Fri 16/11
LHR - SAT • 2 stops
Cheapest one-way flight
£407
Typical prices: £650-£831
Multiple Airlines
Fri 16/11
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
23 weeks
in advance
Our data shows that travellers who book at least 23 weeks in advance save around 25% compared to booking last minute.
Insights
Insights
When to travel
September
Cheapest • 21% price drop
November
Most popular
Good to know
+1
Good to know
+1
Top stopover airports
Toronto Pearson Intl (YYZ)
Cheapest • Avg £884 (return)
Dallas/Fort Worth (DFW)
Shortest trip • 12h 29m (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

Sun, 1 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
£577Multiple Airlines
Tue, 24 Nov - Wed, 2 Dec
Scandinavian Airlines Logo
19:30 - 00:33LHR  London Heathrow-SAT San Antonio
35h 03m2 stops Kastrup Copenhagen Atlanta Hartsfield-Jackson
Scandinavian Airlines Logo
13:45 - 18:30SAT  San Antonio-LHR London Heathrow
22h 45m2 stops Atlanta Hartsfield-Jackson Kastrup Copenhagen
£582Scandinavian Airlines
Sun, 1 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
£591Multiple Airlines
Mon, 11 Jan - Fri, 22 Jan
Scandinavian Airlines Logo
06:40 - 00:28LHR  London Heathrow-SAT San Antonio
23h 48m2 stops Kastrup Copenhagen Atlanta Hartsfield-Jackson
Scandinavian Airlines Logo
16:10 - 09:20SAT  San Antonio-LHR London Heathrow
35h 10m2 stops Los Angeles Kastrup Copenhagen
£603Scandinavian Airlines
Fri, 11 Dec - Tue, 12 Jan
Virgin Atlantic Logo
06:30 - 21:31LHR  London Heathrow-SAT San Antonio
21h 01m2 stops Amsterdam Schiphol Minneapolis St Paul
Virgin Atlantic Logo
18:15 - 07:50SAT  San Antonio-LHR London Heathrow
31h 35m1 stop Atlanta Hartsfield-Jackson
£866Virgin Atlantic
Wed, 4 Nov - Wed, 11 Nov
Lufthansa Logo
10:00 - 19:10LHR  London Heathrow-SAT San Antonio
15h 10m1 stop Houston George Bush Intcntl
Lufthansa Logo
06:34 - 05:55SAT  San Antonio-LHR London Heathrow
17h 21m1 stop Chicago O'Hare Intl
£887Lufthansa
Wed, 4 Nov - Wed, 11 Nov
Lufthansa Logo
07:40 - 16:49LHR  London Heathrow-SAT San Antonio
15h 09m1 stop Chicago O'Hare Intl
Lufthansa Logo
16:19 - 20:35SAT  San Antonio-LHR London Heathrow
22h 16m2 stops Houston George Bush Intcntl Newark
£887Lufthansa
Tue, 3 Nov - Tue, 10 Nov
Virgin Atlantic Logo
10:50 - 19:48LHR  London Heathrow-SAT San Antonio
14h 58m1 stop Atlanta Hartsfield-Jackson
Virgin Atlantic Logo
12:57 - 08:35SAT  San Antonio-LHR London Heathrow
13h 38m1 stop New York John F Kennedy Intl
£888Virgin Atlantic
Mon, 2 Nov - Mon, 16 Nov
British Airways Logo
14:45 - 21:59LHR  London Heathrow-SAT San Antonio
13h 14m1 stop Dallas/Fort Worth
British Airways Logo
17:47 - 12:15SAT  San Antonio-LHR London Heathrow
12h 28m1 stop Dallas/Fort Worth
£930British Airways
Fri, 11 Dec - Tue, 12 Jan
British Airways Logo
16:30 - 23:55LHR  London Heathrow-SAT San Antonio
13h 25m1 stop Chicago O'Hare Intl
British Airways Logo
16:27 - 12:00SAT  San Antonio-LHR London Heathrow
13h 33m1 stop Dallas/Fort Worth
£931British 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 from London Heathrow Airport to San Antonio with more confidence.

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

Wednesday is the cheapest day of the week to fly from London Heathrow Airport to San Antonio and is 9% cheaper than the average day. Tuesday is the most expensive day with flight prices 12% higher than average. Based on deals found by KAYAK users in the last 12 months.

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

•September is the cheapest month to fly from London Heathrow Airport to San Antonio at £721 return.
•August (£1,164) and July (£1,130) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 61% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

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

Flights from London Heathrow Airport to San Antonio are cheapest 23 weeks before departure. Booking in this window typically costs about 25% 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

£407
Best time to beat the crowds but there is an average 14% increase in price.
Most popular time to fly and prices are also 8% lower on average.
Flights 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 route details based on KAYAK data, including flight times, airports, airlines, and booking questions.

  • 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 0h 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 £769 to £1,119, with an average of £911 over the past 12 months. Anything below £769 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 2 weeks of departure) run 9% above the route average of £911. Book 23 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 £1,633, which is 115% 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 £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) – 62% of one-stop connections
    • Atlanta Hartsfield-Jackson (ATL) – 18% of one-stop connections
    • Houston George Bush Intcntl (IAH) – 16% of one-stop connections
    • Charlotte Douglas (CLT) – 3% of one-stop connections

    Dallas/Fort Worth (DFW) handles the largest share of one-stop connections on this route.

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

    Yes. Being flexible with your travel dates can save you up to 19% on the London Heathrow Airport to San Antonio route. Wednesday is the cheapest departure day at £833 return on average, while Tuesday is the most expensive at £1,021, a difference of £187. KAYAK's flexible dates feature shows options up to 3 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 29m, compared to 12h 35m via Houston George Bush Intcntl (IAH) and 13h 06m 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 instead of Tuesday. On this route, Wednesday flights average £833 – about £187 less than Tuesday (18% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 23 weeks before you fly. On this route, that window historically saves about 25% 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 September. Fares historically average £721 return in that month – typically £443 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
    - Crowne Plaza San Antonio Airport By IHG
    - Heritage Inn & Suites San Antonio Airport, Trademark Wyndham

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