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Cheap flights from San Antonio to London Heathrow Airport from £271

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 6/2. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — LHR
22 Nov — 29 Nov1
1 adult

The best prices from San Antonio to London Heathrow are usually found in February or April, booked 45 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

Cheap flight deals from San Antonio to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) to Heathrow (LHR). 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 17 November 2024.

Round-trip from

£570

One-way from

£273

Popular in

June

Cheapest in

February
Scandinavian Airlines
  • Scandinavian Airlines
  • 12/2-22/2
  • 4 total stops
  • 64h 59m total
  • San Antonio to London
Search Deals
20/2
  • 20/2
  • 3 total stops
  • 56h 31m total
  • San Antonio to London
Search Deals
High demand for flights, 34% potential price rise
Search Deals
Best time to find cheap flights, 26% potential price drop
Search Deals

Find flight deals from San Antonio to Heathrow

Cheapest flights from San Antonio to Heathrow
Explore the most affordable flight options available from San Antonio to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 November 2024.

Sun 8/1206:30SAT - LHR
2 stops27h 30mScandinavian Airlines
Tue 24/1219:30LHR - SAT
2 stops33h 08mScandinavian Airlines
Deal found 16/11£602
Tue 31/1205:25SAT - LHR
1 stop19h 25mVirgin Atlantic
Tue 7/116:35LHR - SAT
1 stop25h 00mVirgin Atlantic
Deal found 16/11£680
Sun 8/1213:02SAT - LHR
1 stop14h 33mMultiple Airlines
Tue 24/1212:25LHR - SAT
1 stop15h 02mMultiple Airlines
Deal found 16/11£692
Tue 31/1205:20SAT - LHR
2 stops19h 30mDelta
Tue 7/108:55LHR - SAT
2 stops21h 37mDelta
Deal found 16/11£705
Sat 14/1218:56SAT - LHR
2 stops29h 44mUnited Airlines
Fri 27/1207:30LHR - SAT
2 stops18h 30mUnited Airlines
Deal found 16/11£722
Thu 26/1212:13SAT - LHR
2 stops14h 17mAir Canada
Thu 9/114:30LHR - SAT
2 stops26h 37mAir Canada
Deal found 16/11£745
Sat 14/1218:32SAT - LHR
1 stop11h 33mBritish Airways
Fri 27/1209:25LHR - SAT
1 stop14h 18mBritish Airways
Deal found 16/11£763
Mon 9/1212:36SAT - LHR
1 stop12h 44mIberia
Mon 16/1214:10LHR - SAT
1 stop15h 24mIberia
Deal found 16/11£808
Mon 9/1214:14SAT - LHR
1 stop11h 41mAir France
Fri 20/1210:20LHR - SAT
1 stop19h 14mAir France
Deal found 16/11£826
Sat 7/1217:56SAT - LHR
2 stops22h 29mTurkish Airlines
Thu 12/1222:35LHR - SAT
2 stops30h 35mTurkish Airlines
Deal found 16/11£1,002
Tue 26/1114:22SAT - LHR
1 stop11h 33mKLM
Tue 3/1212:20LHR - SAT
1 stop16h 20mKLM
Deal found 16/11£1,083
Wed 18/1215:37SAT - LHR
1 stop14h 23mAmerican Airlines
Wed 1/108:20LHR - SAT
1 stop15h 23mAmerican Airlines
Deal found 16/11£1,232

Find flights from San Antonio to Heathrow within your budget

Customise your flight search to find flights from San Antonio to Heathrow 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 942,655 searches. Data last updated 17 November 2024.

Fly from

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Fly to

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Route

Depart

Return

Price

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Wed 8/1

19:37-08:30

3 stops30h 53m

London Heathrow

Wed 15/1

14:30-18:31

3 stops34h 01m

£589

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Tue 21/1

07:00-17:40

2 stops28h 40m

London Heathrow

Sun 26/1

19:30-21:49

2 stops32h 19m

£601

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Sat 5/4

19:00-11:35

1 stop34h 35m

London Heathrow

Fri 18/4

14:05-15:38

2 stops31h 33m

£606

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Wed 8/1

12:26-07:20

1 stop12h 54m

London Heathrow

Wed 15/1

08:20-19:41

1 stop17h 21m

£612

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Wed 30/4

13:10-06:25

1 stop11h 15m

London Heathrow

Wed 7/5

12:00-18:36

1 stop12h 36m

£614

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Wed 30/4

14:39-09:00

1 stop12h 21m

London Heathrow

Wed 7/5

10:30-17:44

1 stop13h 14m

£631

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Sun 6/4

08:10-08:05

2 stops17h 55m

London Heathrow

Sat 19/4

11:30-23:14

2 stops17h 44m

£655

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Tue 31/12

05:25-06:50

1 stop19h 25m

London Heathrow

Tue 7/1

16:35-11:35

1 stop25h 00m

£680

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Thu 26/12

12:13-08:30

2 stops14h 17m

London Heathrow

Thu 9/1

14:30-11:07

2 stops26h 37m

£745

San AntonioLondon

SAT - LHR

SATLHR

San Antonio

Mon 9/12

14:14-07:55

1 stop11h 41m

London Heathrow

Fri 20/12

10:20-23:34

1 stop19h 14m

£826

Flights are sorted by cheapest first

Deals found on 16/11

Showing 1-10 of 24 results
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Best time to book a flight from San Antonio to Heathrow

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

Travel insights for flights from San Antonio to Heathrow

Get recent, data-driven insights about flights from San Antonio to Heathrow including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a return flight from San Antonio to Heathrow. Price data was last updated on 8 November 2024.

The price you pay for your flight from San Antonio to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 45 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 San Antonio to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from San Antonio to London Heathrow Airport (average of £112). Flying from San Antonio to London Heathrow Airport in July is currently the most expensive (average of £160). 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 SAT to LHR?

Find hourly flight availability from San Antonio to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 November 2024.

When flying from San Antonio to London Heathrow Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 12% versus a flight in the afternoon.

Rainfall in Heathrow by month

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

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

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

If weather is an important factor for your trip to London Heathrow Airport, 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 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. 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 Heathrow. Reviews last updated 17 November 2024.
Read reviews from past customers who have flown Scandinavian Airlines, United Airlines and British Airways from San Antonio to London. 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
8,775 reviews
Check prices

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta
8.0
Very Good
8,775 reviews
Delta
8.0
Very Good
8,775 reviews
Check prices

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

KLM
7.8
Good
1,350 reviews
Delta
8.0
Very Good
8,775 reviews
Check prices

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Finnair
7.7
Good
1,300 reviews
Delta
8.0
Very Good
8,775 reviews
Check prices

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Virgin Atlantic
7.6
Good
662 reviews
Delta
8.0
Very Good
8,775 reviews
Check prices

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Air France
7.4
Good
1,530 reviews
Delta
8.0
Very Good
8,775 reviews
Check prices

Comfort

7.9

Overall

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Food

7.3

Reviews

1 / 10

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

Find useful and relevant information for your journey from San Antonio to Heathrow. 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 from for flights from San Antonio to London Heathrow?

    San Antonio (SAT), located 7.6 mi from the city center, is the airport you fly out of when you book flights from San Antonio to London Heathrow. 1 airline have flights from San Antonio to London Heathrow on a regular basis. Booking flights from San Antonio to London Heathrow should not be difficult; the airport handles an average of 0 outbound flights to London Heathrow per day.

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

    Scandinavian Airlines, at £570, was found to be the cheapest airline from San Antonio to London Heathrow Airport.Alternate airlines flying return to your destination include United Airlines and Air Canada. Scandinavian Airlines is priced at 21% lower than the current average price of a flight leaving 3 months from now.

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

    To fly one-way, consider booking your trip with Scandinavian Airlines, which is currently one of the cheapest options available, starting at £301. KLM flights start at £374 while deals on British Airways start at £381 one-way.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Antonio to Heathrow 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 San Antonio to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from San Antonio to London Heathrow Airport (average of £112). Flying from San Antonio to London Heathrow Airport in July is currently the most expensive (average of £160). 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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Top airline flying from San Antonio to Heathrow

Discover the top airline that operate flights from San Antonio to Heathrow. 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 942,655 searches. Data last updated 17 November 2024.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£472Average£978FlexibilityNo cancel feeOn-time70%
Search British Airways flights

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

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

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Yes! Cheapflights helps users easily find flights from San Antonio to Heathrow with no change fees.

Can Cheapflights notify me if prices for flights from San Antonio to Heathrow become cheaper?

Yes, Cheapflights offers price alerts on San Antonio to Heathrow flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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