LHR - SAT

£431 Find Cheap Flights from London Heathrow Airport to San Antonio – Compare and Save

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Everything you should know

Cheapest return flight
£586
Typical prices: £755-£1,098
Scandinavian Airlines
Sun 9/12Thu 11/1
LHR - SAT • 2 stops
Cheapest one-way flight
£431
Typical prices: £637-£815
Multiple Airlines
Sat 3/11
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 £867 (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

Wed, 9 Dec - Mon, 11 Jan
Scandinavian Airlines Logo
06:40 - 22:20LHR  London Heathrow-SAT San Antonio
21h 40m2 stops Kastrup Copenhagen Atlanta Hartsfield-Jackson
Scandinavian Airlines Logo
14:10 - 16:00SAT  San Antonio-LHR London Heathrow
19h 50m2 stops Atlanta Hartsfield-Jackson Kastrup Copenhagen
£586Scandinavian Airlines
Mon, 11 Jan - Sun, 17 Jan
Scandinavian Airlines Logo
06:40 - 00:28LHR  London Heathrow-SAT San Antonio
23h 48m2 stops Kastrup Copenhagen Atlanta Hartsfield-Jackson
Scandinavian Airlines Logo
14:10 - 21:40SAT  San Antonio-LHR London Heathrow
25h 30m2 stops Atlanta Hartsfield-Jackson Kastrup Copenhagen
£591Scandinavian Airlines
Fri, 2 Oct - Wed, 7 Oct
Multiple Airlines Logo
08:30 - 21:31LHR  London Heathrow-SAT San Antonio
19h 01m2 stops Toronto Pearson Intl Houston George Bush Intcntl
Multiple Airlines Logo
06:00 - 17:05SAT  San Antonio-LHR London Heathrow
29h 05m3 stops Newark Toronto Pearson Intl Brussels Bruxelles-National
£722Multiple Airlines
Thu, 1 Oct - Wed, 7 Oct
Multiple Airlines Logo
08:05 - 19:25LHR  London Heathrow-SAT San Antonio
41h 20m2 stops Orlando Denver Intl
Multiple Airlines Logo
10:03 - 07:55SAT  San Antonio-LHR London Heathrow
15h 52m1 stop Orlando
£728Multiple Airlines
Wed, 2 Dec - Wed, 9 Dec
Virgin Atlantic Logo
08:55 - 17:31LHR  London Heathrow-SAT San Antonio
14h 36m1 stop Atlanta Hartsfield-Jackson
Virgin Atlantic Logo
06:34 - 07:05SAT  San Antonio-LHR London Heathrow
18h 31m1 stop Minneapolis St Paul
£852Virgin Atlantic
Wed, 28 Oct - Thu, 12 Nov
Lufthansa Logo
12:05 - 21:26LHR  London Heathrow-SAT San Antonio
14h 21m1 stop Houston George Bush Intcntl
Lufthansa Logo
14:20 - 12:00SAT  San Antonio-LHR London Heathrow
15h 40m2 stops Houston George Bush Intcntl Chicago O'Hare Intl
£866Lufthansa
Tue, 6 Oct - Tue, 13 Oct
Lufthansa Logo
18:00 - 19:28LHR  London Heathrow-SAT San Antonio
31h 28m2 stops Newark Houston George Bush Intcntl
Lufthansa Logo
16:17 - 20:40SAT  San Antonio-LHR London Heathrow
22h 23m2 stops Houston George Bush Intcntl Newark
£877Lufthansa
Wed, 9 Dec - Mon, 11 Jan
British Airways Logo
14:45 - 22:56LHR  London Heathrow-SAT San Antonio
14h 11m1 stop Dallas/Fort Worth
British Airways Logo
17:27 - 12:00SAT  San Antonio-LHR London Heathrow
12h 33m1 stop Dallas/Fort Worth
£879British Airways
Mon, 11 Jan - Sun, 17 Jan
Virgin Atlantic Logo
08:55 - 17:18LHR  London Heathrow-SAT San Antonio
14h 23m1 stop Atlanta Hartsfield-Jackson
Virgin Atlantic Logo
16:25 - 11:40SAT  San Antonio-LHR London Heathrow
13h 15m1 stop Atlanta Hartsfield-Jackson
£902Virgin Atlantic
Thu, 12 Nov - Wed, 3 Feb
British Airways Logo
15:40 - 23:55LHR  London Heathrow-SAT San Antonio
14h 15m1 stop Chicago O'Hare Intl
British Airways Logo
12:43 - 06:50SAT  San Antonio-LHR London Heathrow
12h 07m1 stop Dallas/Fort Worth
£910British 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.

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

Return flights from London Heathrow Airport to San Antonio start at £586. Prices are below average for this route right now, with typical return fares ranging from £755 to £1,098. The lowest price found in the past 5 days was £586 on Scandinavian Airlines.

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 £707 return.
  • August (£1,142) and July (£1,108) 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

£431
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 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 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

  • 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 £818 return on average, while Tuesday is the most expensive at £1,001, a difference of £184. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • 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.

  • 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 £894. Book 23 weeks before departure for the lowest fares.

  • 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.

  • 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 £586 to £4,427. That means the highest observed fare was about 8x 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 £698, which is 7% below the typical average for this route.

  • 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.

  • 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

  • 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 £755 to £1,098, with an average of £894 over the past 12 months. Anything below £755 counts as a good deal.

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 £818 – about £184 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 £707 return in that month – typically £434 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.
    - Crowne Plaza San Antonio Airport By IHG
    - Heritage Inn & Suites San Antonio Airport, Trademark Wyndham
    - La Quinta Inn & Suites by Wyndham San Antonio Airport

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