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Cheap flights from the United Kingdom to San Antonio from £231

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 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — SAT
7 Apr — 14 Apr1
1 adult

Cheap flight deals from United Kingdom to San Antonio

Keep the following information in mind while searching for United Kingdom to San Antonio flight deals. Data was last updated 2 April 2025.

Round-trip from

£538

One-way from

£231

Popular in

August

Cheapest in

February

Average price

£658
2/5-16/5
  • 2/5-16/5
  • 3 total stops
  • 47h 35m total
  • United Kingdom to San Antonio
7/5
  • 7/5
  • 3 total stops
  • 36h 05m total
  • United Kingdom to San Antonio
Highest demand for flights based on searches. 10% potential increase in price (£64 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (£14 potential savings vs. average return price).
Average for round-trip flights in April 2025

Find flight deals from United Kingdom to San Antonio

Cheapest flights from United Kingdom to San Antonio
Explore the most affordable flight options available from United Kingdom to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 2 April 2025.

Fri 16/509:30LHR - SAT
3 stops25h 34mMultiple Airlines
Fri 23/510:01SAT - LHR
2 stops17h 19mMultiple Airlines
Deal found 1/4£618
Thu 18/913:05LGW - SAT
2 stops34h 13mMultiple Airlines
Mon 22/905:20SAT - LGW
1 stop22h 40mMultiple Airlines
Deal found 1/4£665
Fri 26/906:40LHR - SAT
2 stops23h 45mScandinavian Airlines
Tue 7/1012:15SAT - LHR
2 stops23h 25mScandinavian Airlines
Deal found 1/4£772
Thu 18/908:20LHR - SAT
1 stop15h 22mFinnair
Mon 22/914:38SAT - LHR
1 stop14h 12mFinnair
Deal found 1/4£808
Thu 18/911:45LHR - SAT
2 stops18h 40mDelta
Mon 22/912:50SAT - LHR
1 stop14h 05mDelta
Deal found 1/4£821
Sun 27/409:20LHR - SAT
1 stop14h 09mVirgin Atlantic
Sat 3/518:25SAT - LHR
1 stop30h 20mVirgin Atlantic
Deal found 1/4£830
Fri 16/506:00EDI - SAT
3 stops29h 04mMultiple Airlines
Fri 23/506:45SAT - EDI
2 stops31h 30mMultiple Airlines
Deal found 1/4£840
Thu 1/506:25MAN - SAT
3 stops41h 01mMultiple Airlines
Sat 31/507:05SAT - MAN
3 stops23h 30mMultiple Airlines
Deal found 1/4£848
Fri 2/510:30LHR - SAT
1 stop13h 48mBritish Airways
Fri 16/518:34SAT - LHR
1 stop11h 41mBritish Airways
Deal found 1/4£849
Sat 17/507:45BHX - SAT
2 stops36h 15mMultiple Airlines
Sat 24/506:45SAT - BHX
2 stops33h 45mMultiple Airlines
Deal found 2/4£875
Fri 16/509:00EDI - SAT
1 stop17h 26mVirgin Atlantic
Fri 23/518:19SAT - EDI
2 stops21h 26mVirgin Atlantic
Deal found 1/4£942
Sun 27/420:55LHR - SAT
2 stops24h 58mKLM
Sat 3/515:58SAT - LHR
1 stop32h 47mKLM
Deal found 1/4£943

Cheapflights Fare Finder

Customise your flight search to find flights from United Kingdom 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 858,174 searches. Data last updated 2 April 2025.
Use the filters below to find and compare flights from the United Kingdom to San Antonio that are best for you.

Fly from

United Kingdom

Fly to

San Antonio

Route

Depart

Return

Price

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Fri 16/5

09:30-05:04

3 stops25h 34m

San Antonio

Fri 23/5

10:01-09:20

2 stops17h 19m

£618

LondonSan Antonio

LGW - SAT

LGWSAT

London Gatwick

Thu 18/9

13:05-17:18

2 stops34h 13m

San Antonio

Mon 22/9

05:20-10:00

1 stop22h 40m

£665

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Fri 26/9

06:40-00:25

2 stops23h 45m

San Antonio

Tue 7/10

12:15-17:40

2 stops23h 25m

£772

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Thu 18/9

08:20-17:42

1 stop15h 22m

San Antonio

Mon 22/9

14:38-10:50

1 stop14h 12m

£808

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Thu 18/9

11:45-00:25

2 stops18h 40m

San Antonio

Mon 22/9

12:50-08:55

1 stop14h 05m

£821

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Sun 27/4

09:20-17:29

1 stop14h 09m

San Antonio

Sat 3/5

18:25-06:45

1 stop30h 20m

£830

EdinburghSan Antonio

EDI - SAT

EDISAT

Edinburgh Turnhouse

Fri 16/5

06:00-05:04

3 stops29h 04m

San Antonio

Fri 23/5

06:45-20:15

2 stops31h 30m

£840

ManchesterSan Antonio

MAN - SAT

MANSAT

Manchester

Thu 1/5

06:25-17:26

3 stops41h 01m

San Antonio

Sat 31/5

07:05-12:35

3 stops23h 30m

£848

LondonSan Antonio

LHR - SAT

LHRSAT

London Heathrow

Fri 2/5

10:30-18:18

1 stop13h 48m

San Antonio

Fri 16/5

18:34-12:15

1 stop11h 41m

£849

BirminghamSan Antonio

BHX - SAT

BHXSAT

Birmingham

Sat 17/5

07:45-14:00

2 stops36h 15m

San Antonio

Sat 24/5

06:45-22:30

2 stops33h 45m

£875

Flights are sorted by cheapest return flights first.

Deals found on 1/4

Showing 1-10 of 38 results
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Best time to book a flight from United Kingdom to San Antonio

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

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

Currently, January is the cheapest month in which you can book a flight from United Kingdom to San Antonio (average of £732). Flying from United Kingdom to San Antonio in August is currently the most expensive (average of £1,125). 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 GB to SAT?

Find hourly flight availability from United Kingdom 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 2 April 2025.

When flying from United Kingdom to San Antonio, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in San Antonio by month

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

In terms of precipitation, rainfall in San Antonio ranges from 41.0 - 95.0 inches per month. May is typically the wettest month, when rainfall can reach 95.0 mm. December is typically the driest time to visit San Antonio when rainfall is around 41.0 mm.

Temperature in San Antonio by month

Plan your trip to San Antonio by taking into account the average temperature totals 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 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 11.0 C).

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 2 April 2025.
To help decide which airline to fly from United Kingdom to San Antonio, see what other customers have to say about Delta, Air New Zealand and KLM. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

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
8.0
Very Good

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

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

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

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

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

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

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

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

Overall

8.0

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

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

Find useful and relevant information for your journey from United Kingdom 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 United Kingdom?

    San Antonio (SAT), located 7.6 mi from the city center, is the airport you fly into when you book flights from United Kingdom to San Antonio.

  • What are the cheapest airlines to fly from United Kingdom to San Antonio one-way?

    The cheapest airline one-way is Aer Lingus, with whom users have recently found tickets for as low as £642. However, be on the lookout for offers from Iberia and British Airways, as they are both options that can get you from United Kingdom to San Antonio for a low price.

  • What are the most popular routes from United Kingdom to San Antonio?

  • Can I find deals for flights from United Kingdom to San Antonio that include hotel bookings?

    Yes. In addition to deals on United Kingdom to San Antonio flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from United Kingdom to San Antonio?

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

  • Can I find deals for business class flights from United Kingdom to San Antonio?

    Yes. Cheapflights offers flight deals from United Kingdom 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 United Kingdom to San Antonio?

    Currently, January is the cheapest month in which you can book a flight from United Kingdom to San Antonio (average of £732). Flying from United Kingdom to San Antonio in August is currently the most expensive (average of £1,125). 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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Alternative routes for United Kingdom to San Antonio

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

Top 8 airlines flying from United Kingdom to San Antonio

Discover the top 8 airlines that operate flights from United Kingdom to San Antonio. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 2 April 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£505Average£959FlexibilityNo cancel feeOn-time75%
Search KLM flights
British AirwaysCheapest£514Average£1,068FlexibilityNo cancel feeOn-time70%
Search British Airways flights
FinnairCheapest£531Average£671FlexibilityNo cancel feeOn-time76%
Search Finnair flights
IberiaCheapest£535Average£817FlexibilityNo cancel feeOn-time77%
Search Iberia flights
United AirlinesCheapest£596Average£866FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Scandinavian AirlinesCheapest£619Average£850FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
Virgin AtlanticCheapest£700Average£915FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
LufthansaCheapest£769Average£962FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights

Fly with Cheapflights

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How does Cheapflights help users find flights from United Kingdom to San Antonio?

When you search for this flight from United Kingdom to San Antonio, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from United Kingdom to San Antonio?

Millions of users choose and trust Cheapflights to book the best flight deals from United Kingdom to San Antonio for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from United Kingdom to San Antonio with no change fees?

Yes, we can. To see specific flights from United Kingdom to San Antonio with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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Not ready to book yet? You can track prices for flights from United Kingdom to San Antonio on Cheapflights with our Price Alert feature and get notified when better prices are available.

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