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Cheap flights from San Antonio to London Heathrow Airport from £250

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 8/12. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — LHR
26 Oct — 2 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 21 October 2024.

Round-trip from

£513

One-way from

£250

Popular in

June

Cheapest in

February
Scandinavian Airlines
  • Scandinavian Airlines
  • 9/2-25/2
  • 4 total stops
  • 44h 39m total
  • San Antonio to London
Search Deals
8/12
  • 8/12
  • 3 total stops
  • 34h 18m total
  • San Antonio to London
Search Deals
High demand for flights, 35% 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 21 October 2024.

Tue 3/1212:36SAT - LHR
1 stop12h 44mBritish Airways
Wed 11/1215:45LHR - SAT
1 stop13h 49mBritish Airways
Deal found 21/10£541
Sun 8/1214:34SAT - LHR
1 stop15h 31mIberia
Fri 13/1211:25LHR - SAT
2 stops38h 15mIberia
Deal found 20/10£547
Sun 8/1213:05SAT - LHR
2 stops16h 35mDelta
Fri 13/1206:30LHR - SAT
2 stops16h 50mDelta
Deal found 21/10£552
Sun 8/1213:05SAT - LHR
1 stop11h 45mKLM
Fri 13/1216:10LHR - SAT
1 stop14h 28mKLM
Deal found 21/10£558
Sun 10/1106:30SAT - LHR
2 stops29h 10mScandinavian Airlines
Sun 17/1118:40LHR - SAT
2 stops33h 44mScandinavian Airlines
Deal found 21/10£559
Thu 5/1211:50SAT - LHR
1 stop13h 15mVirgin Atlantic
Thu 12/1206:30LHR - SAT
2 stops16h 50mVirgin Atlantic
Deal found 21/10£586
Thu 5/1214:34SAT - LHR
1 stop15h 31mFinnair
Thu 12/1212:35LHR - SAT
1 stop17h 01mFinnair
Deal found 21/10£595
Fri 8/1106:05SAT - LHR
3 stops22h 20mMultiple Airlines
Tue 12/1106:00LHR - SAT
3 stops28h 59mMultiple Airlines
Deal found 21/10£597
Tue 3/1216:22SAT - LHR
1 stop12h 43mUnited Airlines
Wed 11/1215:00LHR - SAT
2 stops27h 14mUnited Airlines
Deal found 21/10£617
Sat 9/1107:43SAT - LHR
2 stops41h 27mAir Canada
Sat 23/1114:30LHR - SAT
2 stops35h 28mAir Canada
Deal found 21/10£756
Thu 31/1013:10SAT - LHR
2 stops23h 40mAer Lingus
Sat 16/1107:50LHR - SAT
2 stops22h 03mAer Lingus
Deal found 21/10£808
Sun 22/1216:05SAT - LHR
2 stops57h 50mLufthansa
Thu 9/113:35LHR - SAT
1 stop15h 40mLufthansa
Deal found 21/10£830

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 1,032,068 searches. Data last updated 21 October 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£513 - £834

Route

Depart

Return

Price

San AntonioLondon Heathrow

SAT - LHR

SATLHR

San Antonio

Sun 9/2

2 stops22h 00m

London Heathrow

Tue 25/2

2 stops22h 39m

£513

San AntonioLondon Heathrow

SAT - LHR

SATLHR

San Antonio

Tue 3/12

2 stops29h 10m

London Heathrow

Wed 11/12

2 stops23h 58m

£516

San AntonioLondon Heathrow

SAT - LHR

SATLHR

San Antonio

Tue 3/12

1 stop12h 44m

London Heathrow

Wed 11/12

1 stop13h 49m

£541

San AntonioLondon Heathrow

SAT - LHR

SATLHR

San Antonio

Sun 8/12

1 stop15h 31m

London Heathrow

Fri 13/12

2 stops38h 15m

£547

San AntonioLondon Heathrow

SAT - LHR

SATLHR

San Antonio

Sat 22/3

1 stop12h 53m

London Heathrow

Wed 26/3

1 stop16h 43m

£565

San AntonioLondon Heathrow

SAT - LHR

SATLHR

San Antonio

Thu 5/12

1 stop14h 13m

London Heathrow

Thu 12/12

2 stops17h 01m

£586

San AntonioLondon Heathrow

SAT - LHR

SATLHR

San Antonio

Tue 3/12

1 stop12h 43m

London Heathrow

Wed 11/12

2 stops27h 14m

£617

San AntonioLondon Heathrow

SAT - LHR

SATLHR

San Antonio

Mon 9/12

1 stop11h 53m

London Heathrow

Fri 20/12

2 stops21h 28m

£653

San AntonioLondon Heathrow

SAT - LHR

SATLHR

San Antonio

Sat 9/11

2 stops41h 27m

London Heathrow

Sat 23/11

2 stops35h 28m

£756

San AntonioLondon Heathrow

SAT - LHR

SATLHR

San Antonio

Thu 31/10

2 stops23h 40m

London Heathrow

Sat 16/11

2 stops22h 03m

£808

San AntonioLondon Heathrow

SAT - LHR

SATLHR

San Antonio

Sun 22/12

2 stops57h 50m

London Heathrow

Thu 9/1

1 stop15h 40m

£830

San AntonioLondon Heathrow

SAT - LHR

SATLHR

San Antonio

Mon 23/12

1 stop33h 43m

London Heathrow

Thu 9/1

1 stop15h 38m

£834

Flights are sorted by cheapest first

Deals found on 21/10

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 18 October 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.

Find deals

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 £159). 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 21 October 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 34% 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 21 October 2024.
Read reviews from past customers who have flown British Airways, Iberia and United Airlines 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
8,892 reviews
Check prices

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

8.0

Crew

8.6

Food

7.4

Reviews

1 / 10

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Delta
8.0
Very Good
8,892 reviews
Delta
8.0
Very Good
8,892 reviews
Check prices

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

8.0

Crew

8.6

Food

7.4

Reviews

1 / 10

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

KLM
7.8
Good
1,360 reviews
Delta
8.0
Very Good
8,892 reviews
Check prices

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

8.0

Crew

8.6

Food

7.4

Reviews

1 / 10

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Finnair
7.7
Good
1,321 reviews
Delta
8.0
Very Good
8,892 reviews
Check prices

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

8.0

Crew

8.6

Food

7.4

Reviews

1 / 10

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Virgin Atlantic
7.6
Good
668 reviews
Delta
8.0
Very Good
8,892 reviews
Check prices

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

8.0

Crew

8.6

Food

7.4

Reviews

1 / 10

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

United Airlines
7.4
Good
9,302 reviews
Delta
8.0
Very Good
8,892 reviews
Check prices

Entertainment

7.9

Comfort

7.9

Boarding

8.2

Overall

8.0

Crew

8.6

Food

7.4

Reviews

1 / 10

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

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.

  • Can I find flights from San Antonio to London Heathrow Airport for under £600 on Cheapflights?

    Yes, there are multiple flights from San Antonio to London Heathrow Airport for under £600. The cheapest flight booked recently is on Scandinavian Airlines for just £513, but on average you can expect to pay £661.

  • Are there last-minute flights available from San Antonio to London Heathrow Airport for under £900?

    There are currently 8+ open flights from San Antonio to London Heathrow Airport within the next 7 days for less than £900.

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

    Scandinavian Airlines, at £513, was found to be the cheapest airline from San Antonio to London Heathrow Airport.Alternate airlines flying return to your destination include British Airways and Iberia. Scandinavian Airlines is priced at 26% 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 £287. British Airways flights start at £331 while deals on Iberia start at £339 one-way.

  • What does SAT to LHR mean?

    This is defined as San Antonio Airport (SAT) and London Heathrow Airport (LHR). Codes like London Heathrow Airport are often used to just call airports uniquely.

  • Can I find deals for flights from San Antonio to Heathrow that include extra baggage allowance?

    The amount of baggage you can bring on your San Antonio to Heathrow flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from San Antonio to Heathrow with specific airlines?

    Yes, Cheapflights allows you to browse and filter San Antonio to Heathrow flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from San Antonio to Heathrow that allow pets onboard?

    Many airlines flying from San Antonio to Heathrow offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from San Antonio to Heathrow?

    Yes, you can often find last-minute deals on San Antonio to Heathrow flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the San Antonio to London Heathrow Airport flight deals updated?

    The San Antonio to London Heathrow Airport flight deals you see on this page were last updated on 21/10.

  • 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 £159). 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 1,032,068 searches. Data last updated 21 October 2024.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£458Average£917FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from San Antonio to Heathrow. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from San Antonio to Heathrow for you. Better yet — we are completely free to use.

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

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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