San Antonio

$401+ 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 9/2. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SAT
ago. 16 — ago. 231
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Cheapflights Tip: The best prices from London Heathrow to San Antonio are usually found in November or September, booked 79 days in advance, depart on a Monday or Thursday and return on a Thursday

Cheap flight deals from Heathrow to San Antonio

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to San Antonio (SAT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated agosto 11, 2025.

Round-trip from

$778
(The Travel House)

One-way from

$401
(Kiwi.com)

Popular in

July

Cheapest in

November

Average price

$1,183
From London Heathrow to San Antonio
One-way flight from London Heathrow to San Antonio
Highest demand for flights based on searches. 16% potential increase in price ($197 potential increase over avg. RT price).
Cheapest flight prices on average. 2% potential price decrease ($23 potential savings vs. average RT price).
Average for round-trip flights in August 2025

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 agosto 11, 2025.

This The Travel House deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/16:40 amLHR - SAT
2 stops22h 40mScandinavian Airlines
mar. 11/114:10 pmSAT - LHR
2 stops41h 50mScandinavian Airlines
Deal found 8/10$779
This The Travel House deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/227:30 pmLHR - SAT
2 stops34h 29mScandinavian Airlines
lun. 10/612:02 pmSAT - LHR
2 stops23h 38mScandinavian Airlines
Deal found 8/9$781
This FlightHub deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 9/116:40 amLHR - SAT
2 stops23h 26mScandinavian Airlines
jue. 10/23:25 pmSAT - LHR
2 stops18h 35mScandinavian Airlines
Deal found 8/10$785
This Scandinavian Airlines deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/176:40 amLHR - SAT
2 stops23h 19mScandinavian Airlines
lun. 9/223:25 pmSAT - LHR
2 stops20h 15mScandinavian Airlines
Deal found 8/9$800
This Scandinavian Airlines deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/306:40 amLHR - SAT
2 stops23h 17mScandinavian Airlines
mar. 9/911:33 amSAT - LHR
2 stops28h 07mScandinavian Airlines
Deal found 8/9$807
This Trip.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/87:30 pmLHR - SAT
2 stops34h 24mScandinavian Airlines
lun. 9/154:00 pmSAT - LHR
2 stops19h 40mScandinavian Airlines
Deal found 8/9$808
This Mytrip deal was found by Cheapflights users on 8/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/168:40 amLHR - SAT
3 stops35h 24mMultiple Airlines
sáb. 10/188:27 pmSAT - LHR
3 stops31h 08mMultiple Airlines
Deal found 8/8$813
This Scandinavian Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 8/306:40 amLHR - SAT
2 stops23h 17mScandinavian Airlines
lun. 9/291:37 pmSAT - LHR
2 stops22h 03mScandinavian Airlines
Deal found 8/10$814
This The Travel House deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure The Travel House is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/266:40 amLHR - SAT
2 stops21h 39mScandinavian Airlines
mar. 10/73:00 pmSAT - LHR
2 stops21h 30mScandinavian Airlines
Deal found 8/9$821

Cheapflights Fare Finder

 
Customize your flight search to find flights from Heathrow to San Antonio that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated agosto 11, 2025.
Use the filters below to find and compare flights from London Heathrow Airport to San Antonio that are best for you.

Fly from

Heathrow

Fly to

San Antonio

Route

Depart

Return

Price

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

lun. 1/26

10:20 am-11:17 pm

2 stops18h 57m

San Antonio

mié. 2/11

4:10 pm-9:40 pm

2 stops23h 30m

$778

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

sáb. 11/1

6:40 am-12:20 am

2 stops22h 40m

San Antonio

mar. 11/11

4:10 pm-4:00 pm

2 stops41h 50m

$779

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

lun. 9/22

7:30 pm-11:59 pm

2 stops34h 29m

San Antonio

lun. 10/6

12:02 pm-5:40 pm

2 stops23h 38m

$781

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

jue. 9/11

6:40 am-12:06 am

2 stops23h 26m

San Antonio

jue. 10/2

3:25 pm-4:00 pm

2 stops18h 35m

$785

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

mié. 9/17

6:40 am-11:59 pm

2 stops23h 19m

San Antonio

lun. 9/22

3:25 pm-5:40 pm

2 stops20h 15m

$800

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

sáb. 8/30

6:40 am-11:57 pm

2 stops23h 17m

San Antonio

mar. 9/9

11:33 am-9:40 pm

2 stops28h 07m

$807

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

lun. 9/8

7:30 pm-11:54 pm

2 stops34h 24m

San Antonio

lun. 9/15

4:00 pm-5:40 pm

2 stops19h 40m

$808

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

jue. 10/16

8:40 am-2:04 pm

3 stops35h 24m

San Antonio

sáb. 10/18

8:27 pm-9:35 am

3 stops31h 08m

$813

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

sáb. 8/30

6:40 am-11:57 pm

2 stops23h 17m

San Antonio

mié. 9/24

2:00 pm-6:30 pm

2 stops22h 30m

$814

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

vie. 9/26

6:40 am-10:19 pm

2 stops21h 39m

San Antonio

mar. 10/7

3:00 pm-6:30 pm

2 stops21h 30m

$821

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/10

Showing 1-10 of 18 results
1
2

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?

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 August 8, 2025.

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 79 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.

How much does it cost to fly round-trip from London Heathrow Airport to San Antonio?

Reviews of airlines servicing San Antonio

Get insights into the airlines that provide service to San Antonio. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Antonio. Reviews last updated agosto 11, 2025.
Get a feel of what it's like to fly with Delta, Finnair, and Air France from London Heathrow Airport to San Antonio by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
8.0
Very good
8.0
Very good

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
8.0
Very good

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
8.0
Very good

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
8.0
Very good

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others
8.0
Very good

Entertainment

7.9

Boarding

8.2

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Reviews

1 / 20
6.0
Good

Morgan Rae,Aug 2025

BRU - JFK

Typically I choose delta because they do a great job but this time the flight attendant in my zone was very rude and didnt offer the same treatment as she did to others

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?

    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 is the cheapest airline to fly 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 $778 on this airline. Scandinavian Airlines is 20% cheaper than the average price of flights available within the next 90 days to this destination.

  • 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.

See more FAQs

Traveling to a place near San Antonio?

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

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