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

Currently priced at $923, Scandinavian Airlines will fly you from London to San Antonio and back. In addition to Scandinavian Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from British Airways and Delta - these airlines can fly you to your destination from $1,016 and $1,024, respectively.

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

To fly one-way, consider booking your trip with Aer Lingus, which is currently one of the cheapest options available, starting at $824. Iberia flights start at $1,025 while deals on Lufthansa start at $1,058 one-way.

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

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

What are the most popular routes from London to San Antonio?

When deciding which route to take from London to San Antonio consider London Heathrow - San Antonio, London Gatwick - San Antonio or London City - San Antonio as they are the most popular.

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

Flying to your destination on a Saturday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to San Antonio. Check prices with Cheapflights to find a great deal for your trip.

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

Find a great deal and save up to 25% by booking at least 51 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from London to San Antonio within the next two weeks, with the cheapest ticket starting at $732.

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

February can be a great time to fly to San Antonio from London with a flight ticket averaging about $920. 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.

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

A simple way to save on the total cost of your ticket is to fly from London to San Antonio in the morning. If you’re flexible enough to do this you can expect to save up to 4% on your trip compared to booking a flight at noon.

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

Most trusted provider : When it comes to deals on London-San Antonio flights, Cheapflights users trust AranGrant the most. AranGrant 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-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?

Located just 7.6 mi from the city center, San Antonio is the airport most travelers will use when flying to San Antonio from London. Booking flights from London to San Antonio (SAT) should be relatively easy as there are 0 daily inbound flights from London from 0 different airlines.

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

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

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

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

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

Yes. Cheapflights offers flight deals from London 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.

$538+ Flights from London to San Antonio

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Find cheap flights from London 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 to San Antonio are usually found in February or November, booked 83 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from London to San Antonio

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$807 (Mytrip)
One-way from	$538 (Kiwi.com)
Popular in	August
Cheapest in	February
Average price	$932

Provider with most accurate pricing for London (LON)-San Antonio flight deals.

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Provider most trusted by Cheapflights users for London (LON)-San Antonio flights.

Search Deals

From London (LON) to San Antonio

Search Deals

One-way flight from London (LON) to San Antonio

Search Deals

Highest demand for flights based on searches. 13% potential increase in price ($142 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($31 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in May 2025

Search Deals

Find flight deals from London to San Antonio

Cheapest flights from London to San Antonio
Explore the most affordable flight options available from London to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

Mon 6/91:35 pmLGW - SAT

3 stops45h 29mMultiple Airlines

Mon 6/237:30 pmSAT - LGW

2 stops32h 30mMultiple Airlines

Deal found 4/30

$807

Mon 5/129:55 amLHR - SAT

2 stops25h 09mMultiple Airlines

Mon 5/1911:42 amSAT - LHR

2 stops23h 33mMultiple Airlines

Deal found 4/30

$810

Mon 6/99:25 amLCY - SAT

3 stops25h 39mMultiple Airlines

Mon 6/236:11 amSAT - LCY

2 stops28h 14mMultiple Airlines

Deal found 4/30

$896

Thu 8/286:40 amLHR - SAT

2 stops22h 46mScandinavian Airlines

Thu 9/1112:10 pmSAT - LHR

2 stops27h 30mScandinavian Airlines

Deal found 4/30

$923

Thu 8/288:20 amLHR - SAT

1 stop14h 10mBritish Airways

Thu 9/1112:27 pmSAT - LHR

1 stop11h 58mBritish Airways

Deal found 4/30

$1,016

Thu 8/286:30 amLHR - SAT

2 stops16h 37mDelta

Thu 9/116:20 pmSAT - LHR

1 stop13h 10mDelta

Deal found 4/30

$1,024

Wed 5/78:20 amLHR - SAT

1 stop13h 29mAmerican Airlines

Thu 5/226:34 pmSAT - LHR

1 stop11h 41mAmerican Airlines

Deal found 4/30

$1,074

Wed 8/208:00 pmLHR - SAT

2 stops32h 56mIberia

Wed 9/36:42 pmSAT - LHR

1 stop29h 43mIberia

Deal found 4/30

$1,095

Sat 5/101:05 pmLHR - SAT

1 stop13h 21mVirgin Atlantic

Tue 5/2011:59 amSAT - LHR

1 stop16h 01mVirgin Atlantic

Deal found 4/30

$1,107

Mon 8/258:30 amLHR - SAT

1 stop13h 56mLufthansa

Sat 8/3012:57 pmSAT - LHR

2 stops35h 38mLufthansa

Deal found 4/30

$1,207

Mon 6/309:30 amLHR - SAT

3 stops19h 23mUnited Airlines

Sun 7/64:17 pmSAT - LHR

1 stop33h 23mUnited Airlines

Deal found 4/29

$1,257

Sun 6/299:30 amLHR - SAT

2 stops37h 08mAir Canada

Sun 7/67:00 amSAT - LHR

2 stops17h 30mAir Canada

Deal found 4/29

$1,314

Best flights from London to San Antonio
Discover carefully curated flight deals from London to San Antonio that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 1, 2025.

Mon 6/91:35 pmLGW - SAT

3 stops45h 29mMultiple Airlines

Mon 6/237:30 pmSAT - LGW

2 stops32h 30mMultiple Airlines

Deal found 4/30

$807

Thu 8/286:40 amLHR - SAT

2 stops22h 46mScandinavian Airlines

Thu 9/1112:10 pmSAT - LHR

2 stops27h 30mScandinavian Airlines

Deal found 4/30

$923

Thu 8/288:20 amLHR - SAT

1 stop14h 10mBritish Airways

Thu 9/1112:27 pmSAT - LHR

1 stop11h 58mBritish Airways

Deal found 4/30

$1,016

Thu 8/286:30 amLHR - SAT

2 stops16h 37mDelta

Thu 9/116:20 pmSAT - LHR

1 stop13h 10mDelta

Deal found 4/30

$1,024

Mon 5/123:00 pmLHR - SAT

1 stop13h 16mAmerican Airlines

Sun 5/188:34 pmSAT - LHR

1 stop27h 51mAmerican Airlines

Deal found 4/30

$1,074

Fri 9/2612:05 pmLHR - SAT

2 stops29h 45mLufthansa

Tue 10/76:48 amSAT - LHR

1 stop17h 32mLufthansa

Deal found 4/30

$1,092

Wed 8/208:00 pmLHR - SAT

2 stops32h 56mIberia

Wed 9/36:42 pmSAT - LHR

1 stop29h 43mIberia

Deal found 4/30

$1,095

Fri 7/411:45 amLHR - SAT

2 stops16h 10mVirgin Atlantic

Fri 7/252:49 pmSAT - LHR

1 stop14h 21mVirgin Atlantic

Deal found 4/30

$1,185

Mon 6/309:30 amLHR - SAT

3 stops19h 23mUnited Airlines

Sun 7/64:17 pmSAT - LHR

1 stop33h 23mUnited Airlines

Deal found 4/29

$1,257

Sun 6/299:30 amLHR - SAT

2 stops37h 08mAir Canada

Sun 7/67:00 amSAT - LHR

2 stops17h 30mAir Canada

Deal found 4/29

$1,314

Sun 6/2910:30 amLHR - SAT

1 stop13h 18mFinnair

Sun 7/62:15 pmSAT - LHR

1 stop12h 45mFinnair

Deal found 4/29

$1,329

Tue 7/18:50 amLHR - SAT

2 stops16h 34mAer Lingus

Thu 7/316:00 amSAT - LHR

2 stops20h 00mAer Lingus

Deal found 4/30

$1,443

Last-minute flights from London to San Antonio
Discover last-minute flight deals from London to San Antonio. Data last updated May 1, 2025 and is based on user searches.

Wed 5/711:45 amLHR - SAT

2 stops18h 36mDelta

Thu 5/2211:59 amSAT - LHR

1 stop15h 16mDelta

Deal found 4/30

$1,058

Wed 5/712:00 pmLHR - SAT

1 stop13h 42mAmerican Airlines

Mon 5/197:34 pmSAT - LHR

1 stop11h 11mAmerican Airlines

Deal found 4/30

$1,074

Wed 5/73:20 pmLHR - SAT

2 stops23h 11mLufthansa

Wed 5/287:43 amSAT - LHR

2 stops16h 12mLufthansa

Deal found 4/30

$1,872

Wed 5/77:05 amLHR - SAT

3 stops23h 16mScandinavian Airlines

Wed 5/2811:59 amSAT - LHR

2 stops24h 31mScandinavian Airlines

Deal found 4/30

$4,447

Wed 5/710:55 amLGW - SAT

2 stops58h 51mTurkish Airlines

Wed 5/2811:41 amSAT - LGW

2 stops22h 34mTurkish Airlines

Deal found 4/30

$10,415

Wed 5/73:00 pmLHR - SAT

1 stop13h 16mAmerican Airlines

Wed 5/215:24 amSAT - LHR

1 stop22h 01mAmerican Airlines

Deal found 4/30

$1,074

Thu 5/83:05 pmLHR - SAT

2 stops52h 37mMultiple Airlines

Sun 5/1810:34 amSAT - LHR

1 stop15h 11mMultiple Airlines

Deal found 4/30

$932

Thu 5/89:15 amLHR - SAT

1 stop14h 28mBritish Airways

Thu 5/157:34 pmSAT - LHR

1 stop12h 51mBritish Airways

Deal found 4/30

$2,025

Thu 5/88:45 amLCY - SAT

3 stops20h 27mMultiple Airlines

Thu 5/1512:10 pmSAT - LCY

2 stops18h 20mMultiple Airlines

Deal found 4/30

$3,905

Sat 5/1012:40 pmLGW - SAT

2 stops16h 11mMultiple Airlines

Tue 5/205:20 amSAT - LGW

2 stops23h 25mMultiple Airlines

Deal found 4/30

$1,019

Sat 5/101:05 pmLHR - SAT

1 stop13h 21mVirgin Atlantic

Tue 5/2011:59 amSAT - LHR

1 stop16h 01mVirgin Atlantic

Deal found 4/30

$1,107

Sun 5/118:30 amLHR - SAT

2 stops18h 04mAir Canada

Tue 5/207:44 amSAT - LHR

2 stops16h 46mAir Canada

Deal found 4/30

$4,054

One-way flights from London to San Antonio
Search for one-way flight options from London to San Antonio. Find affordable one-way fares based on user searches. Data last updated May 1, 2025.

Mon 7/216:45 amLCY - SAT

3 stops46h 45mMultiple Airlines

Deal found 4/30

$538

Sat 7/266:15 amLHR - SAT

3 stops23h 59mMultiple Airlines

Deal found 4/30

$700

Tue 7/228:50 amLGW - SAT

3 stops26h 14mMultiple Airlines

Deal found 4/30

$712

Wed 5/141:25 pmLHR - SAT

2 stops16h 25mAer Lingus

Deal found 4/30

$824

Wed 5/149:05 pmLGW - SAT

2 stops32h 45mIberia

Deal found 4/30

$1,025

Sun 6/2910:00 amLHR - SAT

1 stop17h 27mLufthansa

Deal found 4/30

$1,058

Wed 5/149:50 amLHR - SAT

1 stop20h 09mFinnair

Deal found 4/30

$1,069

Mon 8/116:45 amLCY - SAT

2 stops23h 12mAer Lingus

Deal found 4/30

$1,192

Sat 7/129:15 amLHR - SAT

1 stop14h 23mBritish Airways

Deal found 4/30

$1,231

Sun 6/295:30 amLGW - SAT

2 stops23h 29mTurkish Airlines

Deal found 4/30

$1,262

Wed 7/3010:35 amLHR - SAT

1 stop17h 40mAir New Zealand

Deal found 4/30

$1,300

Mon 7/216:55 pmLHR - SAT

2 stops34h 04mTurkish Airlines

Deal found 4/30

$1,423

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

LondonSan Antonio

LGW - SAT

LGWSAT

London Gatwick

Mon 6/9

1:35 pm-5:04 am

3 stops45h 29m

San Antonio

Mon 6/23

7:30 pm-10:00 am

2 stops32h 30m

$807

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Mon 5/12

9:55 am-5:04 am

2 stops25h 09m

San Antonio

Mon 5/19

11:42 am-5:15 pm

2 stops23h 33m

$810

LondonSan Antonio

LCY - SAT

LCYSAT

London City

Mon 6/9

9:25 am-5:04 am

3 stops25h 39m

San Antonio

Mon 6/23

6:11 am-4:25 pm

2 stops28h 14m

$896

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Thu 8/28

6:40 am-11:26 pm

2 stops22h 46m

San Antonio

Thu 9/11

12:10 pm-9:40 pm

2 stops27h 30m

$923

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Thu 8/28

8:20 am-4:30 pm

1 stop14h 10m

San Antonio

Thu 9/11

12:27 pm-6:25 am

1 stop11h 58m

$1,016

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Thu 8/28

6:30 am-5:07 pm

2 stops16h 37m

San Antonio

Thu 9/11

6:20 pm-1:30 pm

1 stop13h 10m

$1,024

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Mon 5/12

3:00 pm-10:16 pm

1 stop13h 16m

San Antonio

Sun 5/18

8:34 pm-6:25 am

1 stop27h 51m

$1,074

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Fri 9/26

12:05 pm-11:50 am

2 stops29h 45m

San Antonio

Tue 10/7

6:48 am-6:20 am

1 stop17h 32m

$1,092

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Wed 8/20

8:00 pm-10:56 pm

2 stops32h 56m

San Antonio

Wed 9/3

6:42 pm-6:25 am

1 stop29h 43m

$1,095

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Fri 7/4

11:45 am-9:55 pm

2 stops16h 10m

San Antonio

Fri 7/25

2:49 pm-11:10 am

1 stop14h 21m

$1,185

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/30

Showing 1-10 of 40 results

Compare providers for flights from London to San Antonio

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

Provider	Price Accuracy	Trust Score*
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
AranGrant	Price Accuracy3 stars	Trust Score*3 stars
Thrive Travel	Price Accuracy3 stars	Trust Score*2 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-San Antonio flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on London-San Antonio flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from London-San Antonio flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on London-San Antonio flights, Cheapflights users trust AranGrant the most. AranGrant 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-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 London to San Antonio

Have a flexible travel schedule? Discover the best time to fly to San Antonio from London 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 to San Antonio

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

The price you pay for your flight from London to San Antonio may vary depending on when you book. For the best chance of a lower fare, look to book 83 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, August is the cheapest month in which you can book a flight from London to San Antonio (average of $295). Flying from London 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.

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

Peruse reviews from past customers who have flown with Delta, Air New Zealand and KLM from London to San Antonio to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,934 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

7,934 reviews

Delta

8.0

Very good

7,934 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 New Zealand

8.0

Very good

472 reviews

Delta

8.0

Very good

7,934 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

1,334 reviews

Delta

8.0

Very good

7,934 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

1,275 reviews

Delta

8.0

Very good

7,934 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

1,446 reviews

Delta

8.0

Very good

7,934 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?
Located just 7.6 mi from the city center, San Antonio is the airport most travelers will use when flying to San Antonio from London. Booking flights from London to San Antonio (SAT) should be relatively easy as there are 0 daily inbound flights from London from 0 different airlines.
What are the cheapest airlines flying from London to San Antonio round-trip?
Currently priced at $923, Scandinavian Airlines will fly you from London to San Antonio and back. In addition to Scandinavian Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from British Airways and Delta - these airlines can fly you to your destination from $1,016 and $1,024, respectively.
What are the cheapest airlines to fly from London to San Antonio one-way?
To fly one-way, consider booking your trip with Aer Lingus, which is currently one of the cheapest options available, starting at $824. Iberia flights start at $1,025 while deals on Lufthansa start at $1,058 one-way.
What are the most popular routes from London to San Antonio?
When deciding which route to take from London to San Antonio consider London Heathrow - San Antonio, London Gatwick - San Antonio or London City - San Antonio as they are the most popular.
Can I find deals for flights from London to San Antonio that include hotel bookings?
Yes. In addition to deals on London to San Antonio flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from London to San Antonio?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from London to San Antonio.
Can I find deals for business class flights from London to San Antonio?
Yes. Cheapflights offers flight deals from London 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 to San Antonio?
Currently, August is the cheapest month in which you can book a flight from London to San Antonio (average of $295). Flying from London 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

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Other flights to San Antonio

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$538+ Cheap flights from London (LON) 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 7/21. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from London 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 to San Antonio are usually found in February or November, booked 83 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from London 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 London to San Antonio

Cheapest flights from London to San AntonioExplore the most affordable flight options available from London to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

Explore the most affordable flight options available from London to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

Cheapflights Fare Finder

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

Compare providers for flights from London 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 London to San Antonio in May.

Best time to book a flight from London to San Antonio

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

Cheapflights Insights

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

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

Use this chart to determine the optimal time to book a round-trip flight from London to San Antonio. Price data was last updated on April 25, 2025.

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

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

Peruse reviews from past customers who have flown with Delta, Air New Zealand and KLM from London to San Antonio to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from London 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?

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

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

What are the most popular routes from London to San Antonio?

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

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

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

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

Traveling to a place near London?

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Alternative routes for London to San Antonio

See prices for flight routes from nearby airports that may be better suited for you.

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Cheapest flights from London to San Antonio
Explore the most affordable flight options available from London to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.