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Cheap flights from London Heathrow Airport to San Antonio from $559

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from London Heathrow Airport to San Antonio departing on 9/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from London Heathrow Airport to San Antonio

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from London Heathrow Airport to San Antonio.
 Logo
8:20 am - 9:32 pmLHR-SAT
19h 12m1 stop
 Logo
10:00 am - 5:50 amSAT-LHR
13h 50m1 stop
Thu, Jun 5 - Wed, Jun 18
 Logo
1:50 pm - 2:41 pmLHR-SAT
30h 51m1 stop
 Logo
4:20 pm - 5:50 amSAT-LHR
31h 30m2 stops
Mon, Jun 16 - Tue, Jun 24
Scandinavian Airlines Logo
7:30 pm - 12:25 amLHR-SAT
34h 55m2 stops
Scandinavian Airlines Logo
12:15 pm - 5:40 pmSAT-LHR
23h 25m2 stops
$923Scandinavian Airlines
Find Deal
Thu, Sep 11 - Thu, Sep 18
Scandinavian Airlines Logo
6:40 am - 11:42 pmLHR-SAT
23h 02m2 stops
Scandinavian Airlines Logo
4:10 pm - 5:40 pmSAT-LHR
19h 30m2 stops
$999Scandinavian Airlines
Find Deal
Tue, Jun 3 - Mon, Jul 14
Virgin Atlantic Logo
6:30 am - 5:15 pmLHR-SAT
16h 45m2 stops
Virgin Atlantic Logo
12:10 pm - 6:25 amSAT-LHR
12h 15m1 stop
$1,010Virgin Atlantic
Find Deal
Thu, Sep 11 - Thu, Sep 18
British Airways Logo
9:15 am - 5:38 pmLHR-SAT
14h 23m1 stop
British Airways Logo
7:40 pm - 2:25 pmSAT-LHR
12h 45m1 stop
$1,018British Airways
Find Deal
Tue, Sep 9 - Tue, Sep 23
Virgin Atlantic Logo
12:25 pm - 9:29 pmLHR-SAT
15h 04m1 stop
Virgin Atlantic Logo
12:10 pm - 6:25 amSAT-LHR
12h 15m1 stop
$1,028Virgin Atlantic
Find Deal
Thu, Sep 11 - Thu, Sep 18
Delta Logo
9:55 am - 8:19 pmLHR-SAT
16h 24m2 stops
Delta Logo
2:10 pm - 11:10 amSAT-LHR
15h 00m1 stop
$1,054Delta
Find Deal
Tue, Sep 9 - Tue, Sep 23
British Airways Logo
4:25 pm - 11:58 pmLHR-SAT
13h 33m1 stop
British Airways Logo
4:02 pm - 10:50 amSAT-LHR
12h 48m1 stop
$1,172British Airways
Find Deal
Tue, Jun 3 - Mon, Jul 14
Delta Logo
6:30 am - 5:20 pmLHR-SAT
16h 50m2 stops
Delta Logo
11:58 am - 10:15 amSAT-LHR
16h 17m1 stop
$1,215Delta
Find Deal
Wed, Jun 4 - Wed, Jun 18

British Airways flights from London Heathrow Airport to San Antonio

Our best British Airways deals on London Heathrow Airport to San Antonio flight tickets
British Airways
Sep 9
LHR9:15 amLondon Heathrow
14h 23m
1 stop
SAT5:38 pmSan Antonio
Sep 23
SAT7:40 pmSan Antonio
12h 45m
1 stop
LHR2:25 pmLondon Heathrow
British Airways
Jun 3
LHR4:25 pmLondon Heathrow
13h 33m
1 stop
SAT11:58 pmSan Antonio
Jul 14
SAT4:02 pmSan Antonio
12h 48m
1 stop
LHR10:50 amLondon Heathrow
British Airways
May 23
LHR8:20 amLondon Heathrow
13h 29m
1 stop
SAT3:49 pmSan Antonio
Jun 2
SAT6:34 pmSan Antonio
11h 41m
1 stop
LHR12:15 pmLondon Heathrow

Lufthansa flights from London Heathrow Airport to San Antonio

Our best Lufthansa deals on London Heathrow Airport to San Antonio flight tickets
Lufthansa
Sep 26
LHR12:05 pmLondon Heathrow
29h 45m
2 stops
SAT11:50 amSan Antonio
Oct 7
SAT9:50 amSan Antonio
14h 05m
2 stops
LHR5:55 amLondon Heathrow
Lufthansa
May 17
LHR6:00 pmLondon Heathrow
23h 04m
2 stops
SAT11:04 amSan Antonio
Jun 8
SAT12:02 pmSan Antonio
12h 53m
1 stop
LHR6:55 amLondon Heathrow
Lufthansa
Sep 26
LHR12:05 pmLondon Heathrow
29h 45m
2 stops
SAT11:50 amSan Antonio
Oct 7
SAT9:00 amSan Antonio
15h 55m
2 stops
LHR6:55 amLondon Heathrow

See travel insights to San Antonio from

How to get the cheapest flight ticket from London Heathrow Airport to San Antonio

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to San Antonio?

If you aren’t able to travel during the month of November, then book flights to San Antonio from London Heathrow Airport during September instead. Flights to San Antonio in September, while not as cheap as those in November, still average around $792.

What is the cheapest day to depart on your flight to San Antonio?

The cheapest day to depart on your flight to San Antonio is on a Wednesday when prices can be found for as low as $973. This is often the case because there is less demand to fly during this day of the week. Be sure to avoid booking your departure on a Sunday as prices are generally higher than usual. According to our data, the average ticket price to San Antonio on Sunday is $1,240.

What is the cheapest time of day to depart on your flight to San Antonio?

According to our data, the cheapest time of day to fly to San Antonio is in the morning. momondo users have found flights departing from London Heathrow Airport to San Antonio in the morning for as low as $1,222. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to San Antonio are more costly at noon, with an average ticket price of $1,260. Departure times at noon fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to San Antonio?

You are more likely to see cheaper flights to San Antonio from London Heathrow Airport when booking 6 weeks ahead of your departure date. In general, you can expect to find flights to San Antonio for around $930 when searching 6 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Antonio from London Heathrow Airport for as low as $807 on momondo.

How have London Heathrow Airport to San Antonio flight prices changed over time?

As of April 2025, prices for London Heathrow Airport to San Antonio flights are approximately 22% more expensive when compared to flights at the same time last year.

When to book flights from London Heathrow Airport to San Antonio

Are you open to changing your travel dates? Check out the ideal times to fly from London Heathrow Airport to San Antonio according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap London Heathrow Airport to San Antonio (LHR to SAT) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to San Antonio

Best Price Found

$559

Fastest flight time

13h 18m

Direct flights

None

Airports in San Antonio

1 airport
The best one-way flight to San Antonio from London Heathrow Airport in the past 72 hours is $559. The best round-trip flight deal from London Heathrow Airport to San Antonio found on momondo in the last 72 hours is $823.
The fastest flight from London Heathrow Airport to San Antonio takes 13h 18m
There are no direct flights from London Heathrow Airport to San Antonio. Popular non-direct route for this connection is London Heathrow Airport - San Antonio Airport.
There is 1 airport near San Antonio: San Antonio (SAT)

  • How far is London Heathrow to San Antonio by plane?

    A flight from London Heathrow to San Antonio will travel around 4973.6 mi. In terms of flight time, this usually takes a little over 13h 29m.

  • When did momondo last update prices for flights from London Heathrow Airport to San Antonio Airport?

    Prices for flights from London Heathrow Airport to San Antonio Airport are updated daily.

  • How many operators does momondo search for flights from London Heathrow Airport to San Antonio Airport?

  • How old do you have to be to fly from London Heathrow Airport to San Antonio Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from London Heathrow Airport to San Antonio Airport.

  • What documentation or ID do you need to fly to San Antonio Airport?

    The necessary travel and health documents for your San Antonio Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from London Heathrow Airport to San Antonio?


Best airlines flying from London Heathrow Airport to San Antonio

Compare and see reviews for airlines that fly from London Heathrow Airport to San Antonio with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom $1,014Free CancellationRating
6.6
6,815 reviews
Search British Airways flights

Traveling to a place near San Antonio?

Book flights to San Antonio if you plan to visit one of these locations
New Braunfels
Kerrville
Schertz
Boerne
Pleasanton

Why use momondo?

Why should I use momondo to find a flight deal from London to San Antonio?

Finding the right flight to San Antonio from London is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to San Antonio quick and easy, saving you time and money.

Can I find flights from London to San Antonio with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to San Antonio from London with this policy.

How can momondo help me find flights from London to San Antonio?

momondo provides multiple filters to help you find the best flight to San Antonio from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from London to San Antonio right now. Can momondo alert me if prices change?

If you are simply researching potential flights to San Antonio, momondo offers a useful price alert feature which will track prices for flights to San Antonio from London and alert you when they change.


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