What are the cheapest airlines flying from London Heathrow Airport to San Antonio round-trip?

Our cheapest airline available from London Heathrow Airport to San Antonio is Scandinavian Airlines. Our recent data shows that you can find tickets from as low as $927 on this airline. Additional options worth looking into are Virgin Atlantic and Lufthansa, starting at $987 and $1,026 round-trip.

What are the cheapest airlines to fly from London Heathrow Airport to San Antonio one-way?

$823 is the cheapest one-way deal found within the past few days, from Aer Lingus. You may also be able to find cheap deals on Scandinavian Airlines and British Airways, with prices starting from $844 and $937, respectively.

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

Travelers seeking maximum savings on their London Heathrow Airport to San Antonio flight should consider departing on Monday mornings when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

What is the cheapest day to fly round-trip from London Heathrow Airport to San Antonio?

Wednesday flights are generally found to be more expensive for flights from London Heathrow Airport to San Antonio. This shouldn’t discourage you from searching, as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to San Antonio.

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

February can be a great time to fly to San Antonio from London Heathrow Airport with a flight ticket averaging about $883. Cheapflights users have found deals in the month of February for as cheap as $658. The most expensive prices can be found in the month of August.

Most accurate provider : When it comes to deals on London Heathrow Airport-San Antonio flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London Heathrow Airport-San Antonio flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London Heathrow Airport-San Antonio flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on London Heathrow Airport-San Antonio flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London Heathrow Airport-San Antonio flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airport do you fly into for flights to San Antonio from London Heathrow?

San Antonio (SAT) is the airport you will fly into if you book a flight from London Heathrow to San Antonio. You should not have trouble finding flights to San Antonio from London Heathrow; the airport handles an average of 0 inbound flights from London Heathrow per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the San Antonio airport from London Heathrow. It is only a 7.6 mi journey from San Antonio (SAT) to San Antonio’s city center.

Can I find deals for flights from Heathrow to San Antonio that include hotel bookings?

Yes. In addition to deals on Heathrow to San Antonio flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Heathrow to San Antonio?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to San Antonio.

Can I find deals for business class flights from Heathrow to San Antonio?

Yes. Cheapflights offers flight deals from Heathrow to San Antonio by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$380+ Flights from London Heathrow Airport to San Antonio

Q: How far in advance should I book a flight from London Heathrow Airport to San Antonio?

To save on the cost of your flight from London Heathrow Airport to San Antonio, book at least 59 days before your planned departure. Booking around this time can save you about 31% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $761 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $948.

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Find cheap flights from Heathrow to San Antonio with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from London Heathrow to San Antonio are usually found in November or September, booked 84 days in advance, depart on a Monday or Thursday and return on a Thursday

Cheap flight deals from Heathrow to San Antonio

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$672 (Mytrip)
One-way from	$380 (Kiwi.com)
Popular in	August
Cheapest in	November
Average price	$819

Provider with most accurate pricing for London Heathrow-San Antonio flight deals.

Search Deals

Provider most trusted by Cheapflights users for London Heathrow-San Antonio flights.

Search Deals

From London Heathrow to San Antonio

Search Deals

One-way flight from London Heathrow to San Antonio

Search Deals

Highest demand for flights based on searches. 13% potential increase in price ($148 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($29 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in March 2025

Search Deals

Find flight deals from Heathrow to San Antonio

Cheapest flights from Heathrow to San Antonio
Explore the most affordable flight options available from Heathrow to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

Wed 5/79:55 amLHR - SAT

2 stops30h 52mMultiple Airlines

Mon 5/126:45 amSAT - LHR

1 stop25h 50mMultiple Airlines

Deal found 3/24

$672

Sat 4/266:40 amLHR - SAT

2 stops23h 50mScandinavian Airlines

Mon 5/1211:59 amSAT - LHR

2 stops22h 01mScandinavian Airlines

Deal found 3/24

$927

Mon 4/286:30 amLHR - SAT

2 stops19h 58mVirgin Atlantic

Sun 5/186:19 pmSAT - LHR

1 stop30h 26mVirgin Atlantic

Deal found 3/24

$987

Mon 9/83:10 pmLHR - SAT

1 stop14h 27mBritish Airways

Fri 9/197:40 pmSAT - LHR

1 stop12h 45mBritish Airways

Deal found 3/24

$1,026

Fri 5/212:05 pmLHR - SAT

2 stops16h 54mLufthansa

Sun 5/112:25 pmSAT - LHR

3 stops34h 30mLufthansa

Deal found 3/24

$1,031

Tue 4/299:40 amLHR - SAT

2 stops16h 48mDelta

Wed 5/2111:59 amSAT - LHR

1 stop13h 16mDelta

Deal found 3/24

$1,039

Wed 5/71:40 pmLHR - SAT

1 stop13h 26mUnited Airlines

Wed 5/146:06 pmSAT - LHR

1 stop11h 29mUnited Airlines

Deal found 3/23

$1,059

Thu 4/2410:30 amLHR - SAT

1 stop13h 48mFinnair

Wed 5/76:43 pmSAT - LHR

1 stop12h 02mFinnair

Deal found 3/24

$1,068

Mon 4/288:30 amLHR - SAT

2 stops20h 29mAir Canada

Mon 5/197:00 amSAT - LHR

2 stops17h 35mAir Canada

Deal found 3/24

$1,071

Fri 4/253:30 pmLHR - SAT

1 stop14h 28mAmerican Airlines

Wed 5/216:15 amSAT - LHR

1 stop19h 05mAmerican Airlines

Deal found 3/24

$1,108

Sun 4/278:55 pmLHR - SAT

2 stops24h 58mKLM

Sat 5/33:58 pmSAT - LHR

1 stop32h 47mKLM

Deal found 3/23

$1,144

Tue 7/11:05 pmLHR - SAT

1 stop17h 16mAir France

Thu 7/312:00 pmSAT - LHR

1 stop17h 10mAir France

Deal found 3/24

$1,391

Best flights from Heathrow to San Antonio
Discover carefully curated flight deals from Heathrow to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 25, 2025.

Wed 5/79:55 amLHR - SAT

2 stops30h 52mMultiple Airlines

Mon 5/126:45 amSAT - LHR

1 stop25h 50mMultiple Airlines

Deal found 3/24

$672

Sat 4/266:40 amLHR - SAT

2 stops23h 50mScandinavian Airlines

Mon 5/1211:59 amSAT - LHR

2 stops22h 01mScandinavian Airlines

Deal found 3/24

$927

Mon 4/286:30 amLHR - SAT

2 stops19h 58mVirgin Atlantic

Sun 5/186:19 pmSAT - LHR

1 stop30h 26mVirgin Atlantic

Deal found 3/24

$987

Mon 9/88:30 amLHR - SAT

2 stops33h 21mLufthansa

Fri 9/195:58 pmSAT - LHR

1 stop11h 37mLufthansa

Deal found 3/24

$1,026

Tue 4/299:40 amLHR - SAT

2 stops16h 48mDelta

Wed 5/2111:59 amSAT - LHR

1 stop13h 16mDelta

Deal found 3/24

$1,039

Wed 5/71:40 pmLHR - SAT

1 stop13h 26mUnited Airlines

Wed 5/146:06 pmSAT - LHR

1 stop11h 29mUnited Airlines

Deal found 3/23

$1,059

Thu 5/88:20 amLHR - SAT

1 stop14h 43mBritish Airways

Thu 5/156:34 pmSAT - LHR

1 stop11h 41mBritish Airways

Deal found 3/24

$1,061

Thu 4/2410:30 amLHR - SAT

1 stop13h 48mFinnair

Wed 5/76:43 pmSAT - LHR

1 stop12h 02mFinnair

Deal found 3/24

$1,068

Mon 4/288:30 amLHR - SAT

2 stops20h 29mAir Canada

Mon 5/197:00 amSAT - LHR

2 stops17h 35mAir Canada

Deal found 3/24

$1,071

Fri 4/253:30 pmLHR - SAT

1 stop14h 28mAmerican Airlines

Wed 5/216:15 amSAT - LHR

1 stop19h 05mAmerican Airlines

Deal found 3/24

$1,108

Sun 4/278:55 pmLHR - SAT

2 stops24h 58mKLM

Sat 5/33:58 pmSAT - LHR

1 stop32h 47mKLM

Deal found 3/23

$1,144

Tue 7/11:05 pmLHR - SAT

1 stop17h 16mAir France

Thu 7/312:00 pmSAT - LHR

1 stop17h 10mAir France

Deal found 3/24

$1,391

Last-minute flights from Heathrow to San Antonio
Discover last-minute flight deals from Heathrow to San Antonio. Data last updated March 25, 2025 and is based on user searches.

Tue 4/13:25 pmLHR - SAT

3 stops35h 05mMultiple Airlines

Mon 4/710:30 pmSAT - LHR

1 stop29h 45mMultiple Airlines

Deal found 3/24

$874

Thu 4/109:30 amLHR - SAT

2 stops19h 29mUnited Airlines

Sun 4/274:45 pmSAT - LHR

1 stop11h 55mUnited Airlines

Deal found 3/23

$1,229

Mon 4/147:30 amLHR - SAT

2 stops20h 11mLufthansa

Sun 4/275:20 pmSAT - LHR

1 stop31h 00mLufthansa

Deal found 3/23

$1,154

Thu 4/249:55 amLHR - SAT

1 stop21h 15mMultiple Airlines

Wed 5/76:45 amSAT - LHR

1 stop28h 30mMultiple Airlines

Deal found 3/23

$689

Thu 4/2410:30 amLHR - SAT

1 stop13h 48mFinnair

Wed 5/76:43 pmSAT - LHR

1 stop12h 02mFinnair

Deal found 3/24

$1,068

Thu 4/247:45 amLHR - SAT

2 stops18h 00mIberia

Wed 5/77:34 pmSAT - LHR

1 stop12h 51mIberia

Deal found 3/24

$1,429

Fri 4/253:30 pmLHR - SAT

1 stop14h 28mAmerican Airlines

Wed 5/216:15 amSAT - LHR

1 stop19h 05mAmerican Airlines

Deal found 3/24

$1,108

Sat 4/266:40 amLHR - SAT

2 stops23h 50mScandinavian Airlines

Mon 5/1211:59 amSAT - LHR

2 stops22h 01mScandinavian Airlines

Deal found 3/24

$927

Sun 4/2710:30 amLHR - SAT

1 stop13h 48mBritish Airways

Sat 5/35:18 pmSAT - LHR

1 stop31h 07mBritish Airways

Deal found 3/24

$1,128

Sun 4/278:55 pmLHR - SAT

2 stops24h 58mKLM

Sat 5/33:58 pmSAT - LHR

1 stop32h 47mKLM

Deal found 3/23

$1,144

Mon 4/286:30 amLHR - SAT

2 stops19h 58mVirgin Atlantic

Sun 5/186:19 pmSAT - LHR

1 stop30h 26mVirgin Atlantic

Deal found 3/24

$987

Mon 4/288:30 amLHR - SAT

2 stops20h 29mAir Canada

Mon 5/197:00 amSAT - LHR

2 stops17h 35mAir Canada

Deal found 3/24

$1,071

One-way flights from Heathrow to San Antonio
Search for one-way flight options from Heathrow to San Antonio. Find affordable one-way fares based on user searches. Data last updated March 25, 2025.

Thu 5/17:20 pmLHR - SAT

3 stops52h 06mMultiple Airlines

Deal found 3/23

$380

Wed 5/141:25 pmLHR - SAT

2 stops16h 25mAer Lingus

Deal found 3/24

$823

Sat 3/295:00 pmLHR - SAT

2 stops35h 41mScandinavian Airlines

Deal found 3/23

$844

Mon 3/3112:00 pmLHR - SAT

1 stop14h 52mBritish Airways

Deal found 3/23

$937

Sun 3/3012:15 pmLHR - SAT

1 stop17h 38mIberia

Deal found 3/23

$989

Wed 5/149:50 amLHR - SAT

1 stop20h 09mFinnair

Deal found 3/24

$993

Sun 6/151:40 pmLHR - SAT

1 stop13h 52mLufthansa

Deal found 3/23

$1,045

Mon 6/28:40 amLHR - SAT

2 stops17h 46mDelta

Deal found 3/24

$1,850

Cheapflights Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to San Antonio that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Wed 5/7

9:55 am-10:47 am

2 stops30h 52m

San Antonio

Mon 5/12

6:45 am-2:35 pm

1 stop25h 50m

$672

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Sat 4/26

6:40 am-12:30 am

2 stops23h 50m

San Antonio

Mon 5/12

11:59 am-4:00 pm

2 stops22h 01m

$927

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Mon 4/28

6:30 am-8:28 pm

2 stops19h 58m

San Antonio

Sun 5/18

6:19 pm-6:45 am

1 stop30h 26m

$987

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Mon 9/8

8:30 am-11:51 am

2 stops33h 21m

San Antonio

Fri 9/19

5:58 pm-11:35 am

1 stop11h 37m

$1,026

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Tue 4/29

9:40 am-8:28 pm

2 stops16h 48m

San Antonio

Wed 5/21

11:59 am-7:15 am

1 stop13h 16m

$1,039

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Wed 5/7

1:40 pm-9:06 pm

1 stop13h 26m

San Antonio

Wed 5/14

6:06 pm-11:35 am

1 stop11h 29m

$1,059

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Thu 5/8

8:20 am-5:03 pm

1 stop14h 43m

San Antonio

Thu 5/15

6:34 pm-12:15 pm

1 stop11h 41m

$1,061

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Thu 4/24

10:30 am-6:18 pm

1 stop13h 48m

San Antonio

Wed 5/7

6:43 pm-12:45 pm

1 stop12h 02m

$1,068

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Mon 4/28

8:30 am-10:59 pm

2 stops20h 29m

San Antonio

Mon 5/19

7:00 am-6:35 am

2 stops17h 35m

$1,071

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Fri 4/25

3:30 pm-11:58 pm

1 stop14h 28m

San Antonio

Wed 5/21

6:15 am-7:20 am

1 stop19h 05m

$1,108

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/23

Showing 1-10 of 21 results

Compare providers for flights from Heathrow to San Antonio

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Heathrow to San Antonio in March.

Provider	Price Accuracy	Trust Score*
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*1 star
Priceline	Price Accuracy1 star	Trust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on London Heathrow Airport-San Antonio flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on London Heathrow Airport-San Antonio flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from London Heathrow Airport-San Antonio flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on London Heathrow Airport-San Antonio flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for London Heathrow Airport-San Antonio flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Heathrow to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Heathrow with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to San Antonio

How far ahead should I book a flight from London Heathrow Airport to San Antonio?

To ensure you get the cheapest price possible for a flight from London Heathrow Airport to San Antonio, you should look to book at least 84 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from London Heathrow Airport to San Antonio?

Currently, August is the cheapest month in which you can book a flight from London Heathrow Airport to San Antonio (average of $295). Flying from London Heathrow Airport to San Antonio in March is currently the most expensive (average of $376). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from LHR to SAT?

A simple way to save on the total cost of your ticket is to fly from London Heathrow Airport to San Antonio in the morning. If you’re flexible enough to do this you can expect to save up to 5% on your trip compared to booking a flight at noon.

Rainfall in San Antonio by month

In terms of precipitation, rainfall in San Antonio ranges from 1.6 - 3.7 inches per month. May is typically the wettest month, when rainfall can reach 3.7 in. December is typically the driest time to visit San Antonio when rainfall is around 1.6 in.

Temperature in San Antonio by month

If weather is an important factor for your trip to San Antonio, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing San Antonio

Delta

8.0

Very good

7,890 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Delta

8.0

Very good

7,890 reviews

Delta

8.0

Very good

7,890 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

KLM

7.8

Good

1,318 reviews

Delta

8.0

Very good

7,890 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Finnair

7.6

Good

1,266 reviews

Delta

8.0

Very good

7,890 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Air France

7.4

Good

1,422 reviews

Delta

8.0

Very good

7,890 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

United Airlines

7.4

Good

8,605 reviews

Delta

8.0

Very good

7,890 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

What airport do you fly into for flights to San Antonio from London Heathrow?
San Antonio (SAT) is the airport you will fly into if you book a flight from London Heathrow to San Antonio. You should not have trouble finding flights to San Antonio from London Heathrow; the airport handles an average of 0 inbound flights from London Heathrow per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the San Antonio airport from London Heathrow. It is only a 7.6 mi journey from San Antonio (SAT) to San Antonio’s city center.
What are the cheapest airlines flying from London Heathrow Airport to San Antonio round-trip?
Our cheapest airline available from London Heathrow Airport to San Antonio is Scandinavian Airlines. Our recent data shows that you can find tickets from as low as $927 on this airline. Additional options worth looking into are Virgin Atlantic and Lufthansa, starting at $987 and $1,026 round-trip.
What are the cheapest airlines to fly from London Heathrow Airport to San Antonio one-way?
$823 is the cheapest one-way deal found within the past few days, from Aer Lingus. You may also be able to find cheap deals on Scandinavian Airlines and British Airways, with prices starting from $844 and $937, respectively.
Can I find deals for flights from Heathrow to San Antonio that include hotel bookings?
Yes. In addition to deals on Heathrow to San Antonio flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Heathrow to San Antonio?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Heathrow to San Antonio.
Can I find deals for business class flights from Heathrow to San Antonio?
Yes. Cheapflights offers flight deals from Heathrow to San Antonio by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from London Heathrow Airport to San Antonio?
Currently, August is the cheapest month in which you can book a flight from London Heathrow Airport to San Antonio (average of $295). Flying from London Heathrow Airport to San Antonio in March is currently the most expensive (average of $376). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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$380+ Cheap flights from Heathrow (LHR) to San Antonio (SAT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 5/1. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Heathrow to San Antonio with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from London Heathrow to San Antonio are usually found in November or September, booked 84 days in advance, depart on a Monday or Thursday and return on a Thursday

Cheap flight deals from Heathrow to San Antonio

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Heathrow to San Antonio

Cheapest flights from Heathrow to San AntonioExplore the most affordable flight options available from Heathrow to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

Explore the most affordable flight options available from Heathrow to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from London Heathrow Airport to San Antonio that are best for you.

Compare providers for flights from Heathrow to San Antonio

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Heathrow to San Antonio in March.

Best time to book a flight from Heathrow to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from Heathrow with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from London Heathrow Airport to San Antonio

How far ahead should I book a flight from London Heathrow Airport to San Antonio?

Use this chart to determine the optimal time to book a round-trip flight from Heathrow to San Antonio. Price data was last updated on March 21, 2025.

What is the cheapest month to book a flight from London Heathrow Airport to San Antonio?

What is the cheapest time of day to fly from LHR to SAT?

Find hourly flight availability from Heathrow to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 25, 2025.

Rainfall in San Antonio by month

Plan your trip to San Antonio by taking into account the average rainfall totals by month.

Temperature in San Antonio by month

Plan your trip to San Antonio by taking into account the average temperature totals by month.

Reviews of airlines servicing San Antonio

Related info for your journey

Find useful and relevant information for your journey from Heathrow to San Antonio. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to San Antonio from London Heathrow?

What are the cheapest airlines flying from London Heathrow Airport to San Antonio round-trip?

What are the cheapest airlines to fly from London Heathrow Airport to San Antonio one-way?

Can I find deals for flights from Heathrow to San Antonio that include hotel bookings?

How can I find direct flights from Heathrow to San Antonio?

Can I find deals for business class flights from Heathrow to San Antonio?

What is the cheapest month to book a flight from London Heathrow Airport to San Antonio?

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Cheapest flights from Heathrow to San Antonio
Explore the most affordable flight options available from Heathrow to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 25, 2025.