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Cheap flights from London Heathrow Airport to San Francisco from £237

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 10/6. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
LHR — SFO
24 Mar — 31 Mar1
1 adult
Sun 24/3
Sun 31/3

Find deals on flights from Heathrow to San Francisco by searching across hundreds of travel sites at once

 
Cheapflights users frequently choose these airlines when searching for flights from Heathrow to San Francisco, based on our search results.
Cheapflights users frequently choose these airlines when searching for flights from Heathrow to San Francisco, based on our search results.
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Cheap flight deals from Heathrow to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Heathrow (LHR) to San Francisco (SFO). 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 19 March 2024.

Popular in

July

Cheapest in

February

Round-trip from

£416

One-way from

£288
High demand for flights, 26% potential price rise
Best time to find cheap flights, 17% potential price drop
From London Heathrow to San Francisco
One-way flight from London Heathrow to San Francisco

What is the cheapest day to fly round-trip from London Heathrow Airport to San Francisco?

Flights from London Heathrow Airport to San Francisco are found to be more expensive on Friday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to San Francisco.

How far in advance should I book a flight from London Heathrow Airport to San Francisco?

Travelers have found it’s best to book a flight 43 days in advance to save up to 23% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 43 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from London Heathrow Airport to San Francisco 1-2 weeks in advance for as low as £496, or £576 for flights within the next 24 hours.

What is the cheapest month to fly from London Heathrow Airport to San Francisco?

February is one of the best times of the year to fly to San Francisco from London Heathrow Airport. Prices for February average £478 per person but you can even find prices for as low as £303. The most expensive prices can be found in the month of July. Opting for a February flight can save you 36% on your journey compared to booking in July

When is the cheapest time to fly from London Heathrow Airport to San Francisco (LHR - SFO)?

It’s typically best to fly out from London Heathrow Airport to San Francisco at midday. Doing so could potentially save you 8% on the flight price compared to flying in the afternoon, which is usually more expensive.

Cheap Virgin Atlantic flights from Heathrow to San Francisco

Explore cheap flight options specifically provided by Virgin Atlantic for the route between Heathrow and San Francisco. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 905,048 searches. Data last updated 19 March 2024.
Find some of the cheapest Virgin Atlantic flights travelling from London to San Francisco. Deals update often to give you more flight options matching your criteria
Thu 9/511:45LHR - SFO
Nonstop11h 00mVirgin Atlantic
Sat 18/513:25SFO - LHR
1 stop12h 35mVirgin Atlantic
Deal found 18/3£325
Thu 9/511:45LHR - SFO
Nonstop11h 00mVirgin Atlantic
Sat 18/522:10SFO - LHR
Nonstop10h 20mVirgin Atlantic
Deal found 18/3£326
Tue 23/406:15LHR - SFO
1 stop14h 30mVirgin Atlantic
Tue 30/417:01SFO - LHR
Nonstop10h 19mVirgin Atlantic
Deal found 18/3£404
Tue 9/406:15LHR - SFO
1 stop14h 30mVirgin Atlantic
Tue 23/422:10SFO - LHR
Nonstop10h 20mVirgin Atlantic
Deal found 18/3£408
Tue 9/406:15LHR - SFO
1 stop14h 30mVirgin Atlantic
Tue 23/413:25SFO - LHR
1 stop12h 35mVirgin Atlantic
Deal found 18/3£409
Sat 13/406:30LHR - SFO
1 stop13h 15mVirgin Atlantic
Sat 27/413:25SFO - LHR
1 stop12h 35mVirgin Atlantic
Deal found 18/3£412
Thu 11/406:15LHR - SFO
1 stop14h 30mVirgin Atlantic
Thu 25/406:10SFO - LHR
1 stop17h 05mVirgin Atlantic
Deal found 18/3£412
Thu 11/406:15LHR - SFO
1 stop14h 30mVirgin Atlantic
Thu 25/417:01SFO - LHR
Nonstop10h 19mVirgin Atlantic
Deal found 18/3£413
Thu 11/411:45LHR - SFO
Nonstop11h 00mVirgin Atlantic
Thu 25/417:01SFO - LHR
Nonstop10h 19mVirgin Atlantic
Deal found 18/3£415
  • One of the most popular airlines travelling from London Heathrow Airport to San Francisco is Virgin Atlantic. Flights from Virgin Atlantic travelling this route typically cost £702.50 RT. This price is typically 46% cheaper than other airlines that offer London Heathrow Airport to San Francisco flights. When booking this route, the cheapest RT price found was £489. London Heathrow Airport is the most common London Heathrow Airport airport to take off from when flying to San Francisco. San Francisco Airport is the most popular arrival airport in San Francisco. When flying from London Heathrow Airport to San Francisco, Virgin Atlantic flights are 5% more popular than any other airline flying that same route.

Cheap Air Canada flights from Heathrow to San Francisco

Explore cheap flight options specifically provided by Air Canada for the route between Heathrow and San Francisco. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 905,048 searches. Data last updated 19 March 2024.
Some of the best deals we've found on Air Canada flights travelling from London to San Francisco. Deals are refreshing constantly so come back soon for more options.
Thu 9/508:30LHR - SFO
1 stop15h 02mAir Canada
Sat 18/506:30SFO - LHR
1 stop16h 05mAir Canada
Deal found 18/3£364
Thu 11/414:05LHR - SFO
1 stop15h 27mAir Canada
Thu 25/408:30SFO - LHR
1 stop14h 00mAir Canada
Deal found 18/3£415
Thu 18/414:10LHR - SFO
1 stop28h 30mAir Canada
Thu 25/408:30SFO - LHR
1 stop14h 00mAir Canada
Deal found 18/3£419
Thu 11/414:05LHR - SFO
1 stop15h 27mAir Canada
Thu 25/408:30SFO - LHR
1 stop14h 00mAir Canada
Deal found 18/3£420
Mon 8/408:30LHR - SFO
1 stop18h 32mAir Canada
Mon 22/408:30SFO - LHR
1 stop14h 00mAir Canada
Deal found 18/3£422
  • Air Canada is one of the most popular airlines used for those travelling from London Heathrow Airport to San Francisco. Flights from Air Canada travelling this route typically cost £754.15 RT. This price is typically 48% more expensive than other airlines that offer London Heathrow Airport to San Francisco flights. When booking this route, the cheapest RT price found was £532. The most popular departure airport in London Heathrow Airport when flying to San Francisco is London Heathrow Airport. The most popular airport to fly into when visiting San Francisco is San Francisco Airport. When flying from London Heathrow Airport to San Francisco, Air Canada flights are 3% more popular than any other airline flying that same route.

Cheap Heathrow to San Francisco flights in March & April 2024

Find cheap flight options from Heathrow to San Francisco specifically for the months of March and April 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 905,048 searches. Prices were last updated on 19 March 2024.
Listed are some of the best fares we've found on flights departing from London to San Francisco in 2024. More deals are always being added, so be sure to check back regularly.
Mon 15/410:25LHR - SFO
Nonstop10h 55mLufthansa
Mon 22/412:35SFO - LHR
Nonstop10h 20mLufthansa
Deal found 17/3£373
Wed 17/416:15LHR - SFO
Nonstop11h 00mLufthansa
Wed 24/412:35SFO - LHR
Nonstop10h 20mLufthansa
Deal found 18/3£378
Tue 16/416:15LHR - SFO
Nonstop11h 00mLufthansa
Tue 23/415:55SFO - LHR
1 stop12h 25mLufthansa
Deal found 17/3£381
Tue 23/419:50LHR - SFO
1 stop26h 45mTAP AIR PORTUGAL
Tue 7/516:20SFO - LHR
1 stop21h 40mTAP AIR PORTUGAL
Deal found 17/3£391
Tue 16/406:50LHR - SFO
2 stops22h 42mMultiple Airlines
Tue 23/408:30SFO - LHR
1 stop14h 00mMultiple Airlines
Deal found 17/3£393
Tue 16/408:40LHR - SFO
1 stop15h 25mMultiple Airlines
Tue 23/408:30SFO - LHR
1 stop14h 00mMultiple Airlines
Deal found 17/3£393
Fri 19/414:05LHR - SFO
1 stop15h 27mMultiple Airlines
Fri 26/419:45SFO - LHR
Nonstop10h 25mMultiple Airlines
Deal found 18/3£394
Mon 22/420:05LHR - SFO
1 stop28h 00mMultiple Airlines
Sun 28/408:30SFO - LHR
1 stop14h 00mMultiple Airlines
Deal found 17/3£397
Tue 16/408:40LHR - SFO
1 stop15h 25mMultiple Airlines
Tue 23/419:45SFO - LHR
Nonstop10h 25mMultiple Airlines
Deal found 17/3£398

Heathrow to San Francisco 2024 flight deals

Discover exclusive flight deals for travel between Heathrow and San Francisco in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 905,048 searches. Data last updated 19 March 2024.
Listed are some of the best fares we've found on flights departing from London to San Francisco in 2024. More deals are always being added, so be sure to check back regularly.
Thu 9/511:45LHR - SFO
Nonstop11h 00mVirgin Atlantic
Sat 18/513:25SFO - LHR
1 stop12h 35mVirgin Atlantic
Deal found 18/3£325
Thu 9/511:45LHR - SFO
Nonstop11h 00mVirgin Atlantic
Sat 18/522:10SFO - LHR
Nonstop10h 20mVirgin Atlantic
Deal found 18/3£326
Thu 9/508:30LHR - SFO
1 stop15h 02mAir Canada
Sat 18/506:30SFO - LHR
1 stop16h 05mAir Canada
Deal found 18/3£364
Mon 15/410:25LHR - SFO
Nonstop10h 55mLufthansa
Mon 22/412:35SFO - LHR
Nonstop10h 20mLufthansa
Deal found 17/3£373
Thu 31/1013:40LHR - SFO
1 stop32h 35mTAP AIR PORTUGAL
Thu 14/1116:40SFO - LHR
1 stop16h 50mTAP AIR PORTUGAL
Deal found 17/3£374
Wed 17/416:15LHR - SFO
Nonstop11h 00mLufthansa
Wed 24/412:35SFO - LHR
Nonstop10h 20mLufthansa
Deal found 18/3£378
Thu 31/1006:00LHR - SFO
1 stop16h 55mTAP AIR PORTUGAL
Thu 14/1116:40SFO - LHR
1 stop16h 50mTAP AIR PORTUGAL
Deal found 18/3£379
Tue 16/416:15LHR - SFO
Nonstop11h 00mLufthansa
Tue 23/415:55SFO - LHR
1 stop12h 25mLufthansa
Deal found 17/3£381
Thu 26/918:45LHR - SFO
1 stop27h 50mTAP AIR PORTUGAL
Thu 3/1016:20SFO - LHR
1 stop17h 25mTAP AIR PORTUGAL
Deal found 17/3£385

Direct flights to San Francisco from Heathrow

Discover direct flight options from Heathrow to San Francisco. Find direct flights with no stopovers, providing a convenient travel experience. Explore direct flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 905,048 searches. Data last updated 19 March 2024.
Consider booking one of these non-stop flights heading from London to San Francisco. Those looking to potentially save on 1 or 2-stop flights from London to San Francisco should utilise the search form at the top of the page.
Thu 9/511:45LHR - SFO
Nonstop11h 00mVirgin Atlantic
Sat 18/522:10SFO - LHR
Nonstop10h 20mVirgin Atlantic
Deal found 18/3£326
Mon 15/410:25LHR - SFO
Nonstop10h 55mLufthansa
Mon 22/412:35SFO - LHR
Nonstop10h 20mLufthansa
Deal found 17/3£373
Wed 17/416:15LHR - SFO
Nonstop11h 00mLufthansa
Wed 24/412:35SFO - LHR
Nonstop10h 20mLufthansa
Deal found 18/3£378
Mon 15/416:15LHR - SFO
Nonstop11h 00mLufthansa
Wed 15/516:00SFO - LHR
Nonstop10h 25mLufthansa
Deal found 17/3£403
Tue 9/410:10LHR - SFO
Nonstop11h 05mBritish Airways
Tue 23/419:20SFO - LHR
Nonstop10h 30mBritish Airways
Deal found 17/3£404
Tue 9/410:10LHR - SFO
Nonstop11h 05mFinnair
Tue 23/419:20SFO - LHR
Nonstop10h 30mFinnair
Deal found 18/3£406
Sun 14/412:20LHR - SFO
Nonstop11h 00mLufthansa
Mon 22/412:35SFO - LHR
Nonstop10h 20mLufthansa
Deal found 17/3£407
Tue 16/410:25LHR - SFO
Nonstop10h 55mLufthansa
Mon 13/512:35SFO - LHR
Nonstop10h 20mLufthansa
Deal found 18/3£408
Mon 8/410:25LHR - SFO
Nonstop10h 55mMultiple Airlines
Tue 23/419:45SFO - LHR
Nonstop10h 25mMultiple Airlines
Deal found 16/3£409

Heathrow to San Francisco flights leaving soon

Find last-minute flight options from Heathrow to San Francisco for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 905,048 searches. Data last updated 19 March 2024.
Users seeking a last-minute flight from London to San Francisco should consider booking one of these fares. Users should double check the flight they book to ensure it matches the day, time, and destination they're looking for.
Mon 25/318:30LHR - SFO
1 stop27h 45mTAP AIR PORTUGAL
Tue 30/416:20SFO - LHR
1 stop17h 25mTAP AIR PORTUGAL
Deal found 18/3£492
Mon 25/306:40LHR - SFO
1 stop19h 25mScandinavian Airlines
Thu 18/417:40SFO - LHR
1 stop16h 00mScandinavian Airlines
Deal found 18/3£496
Mon 25/306:40LHR - SFO
1 stop19h 25mScandinavian Airlines
Tue 23/417:40SFO - LHR
1 stop16h 00mScandinavian Airlines
Deal found 18/3£498
Mon 25/306:40LHR - SFO
1 stop19h 25mScandinavian Airlines
Tue 23/417:40SFO - LHR
2 stops19h 55mScandinavian Airlines
Deal found 18/3£501
Sun 24/309:55LHR - SFO
1 stop16h 10mScandinavian Airlines
Fri 19/417:40SFO - LHR
1 stop14h 20mScandinavian Airlines
Deal found 18/3£505
Mon 25/309:55LHR - SFO
1 stop16h 10mScandinavian Airlines
Fri 3/517:40SFO - LHR
1 stop14h 20mScandinavian Airlines
Deal found 18/3£514
Mon 25/307:05LHR - SFO
2 stops19h 00mScandinavian Airlines
Tue 23/417:40SFO - LHR
2 stops19h 55mScandinavian Airlines
Deal found 18/3£524
Sun 24/306:40LHR - SFO
2 stops19h 25mScandinavian Airlines
Fri 19/417:40SFO - LHR
1 stop14h 20mScandinavian Airlines
Deal found 18/3£528
Sun 24/309:55LHR - SFO
1 stop16h 10mScandinavian Airlines
Fri 3/517:40SFO - LHR
1 stop14h 20mScandinavian Airlines
Deal found 18/3£532

One-way flights to San Francisco from Heathrow

Search for one-way flight options from Heathrow to San Francisco. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 905,048 searches. Data last updated 19 March 2024.
Take a look at some of the best available options we've come across on one-way flights from London to San Francisco. Users can also find round-trip London to San Francisco flights by using the search form above.
Mon 10/619:30LHR - SFO
2 stops43h 59mMultiple Airlines
Deal found 18/3£237
Mon 29/421:40LHR - SFO
3 stops58h 25mMultiple Airlines
Deal found 18/3£258
Mon 22/414:30LHR - SFO
3 stops56h 38mMultiple Airlines
Deal found 17/3£267
Wed 8/506:15LHR - SFO
2 stops25h 50mMultiple Airlines
Deal found 18/3£268
Fri 24/507:05LHR - SFO
3 stops49h 54mMultiple Airlines
Deal found 18/3£276
Thu 2/514:30LHR - SFO
3 stops40h 29mMultiple Airlines
Deal found 18/3£277
Wed 15/520:15LHR - SFO
3 stops59h 43mMultiple Airlines
Deal found 18/3£282
Wed 4/920:50LHR - SFO
1 stop29h 20mVueling
Deal found 18/3£288
Tue 7/521:35LHR - SFO
3 stops34h 30mMultiple Airlines
Deal found 18/3£304

Find flights from Heathrow to San Francisco within your budget

Customise your flight search to find flights from Heathrow to San Francisco 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 905,048 searches. Data last updated 19 March 2024.

Fly from

Any airport

Fly to

Any airport

Budget

£325 - £426

Route

Depart

Return

Price

London HeathrowSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Thu 9/5

Nonstop11h 00m

San Francisco

Sat 18/5

1 stop12h 35m

£325

London HeathrowSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Thu 9/5

1 stop15h 02m

San Francisco

Sat 18/5

1 stop16h 05m

£364

London HeathrowSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Thu 18/4

Nonstop11h 00m

San Francisco

Mon 22/4

Nonstop10h 20m

£373

London HeathrowSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Fri 19/4

1 stop15h 27m

San Francisco

Fri 26/4

Nonstop10h 25m

£394

London HeathrowSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Thu 11/4

1 stop17h 55m

San Francisco

Thu 25/4

1 stop18h 05m

£405

London HeathrowSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Tue 23/4

1 stop16h 35m

San Francisco

Tue 7/5

1 stop17h 25m

£407

London HeathrowSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Thu 11/4

1 stop13h 15m

San Francisco

Thu 25/4

Nonstop10h 19m

£408

London HeathrowSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Thu 18/4

1 stop15h 25m

San Francisco

Mon 22/4

Nonstop10h 20m

£424

London HeathrowSan Francisco

LHR - SFO

LHRSFO

London Heathrow

Thu 11/4

1 stop14h 30m

San Francisco

Wed 24/4

Nonstop10h 19m

£426

Flights are sorted by cheapest first

Deals found on 18/3

When is the best time to book a flight from London Heathrow Airport to San Francisco?

Use this chart to determine the optimal time to book a return flight from Heathrow to San Francisco. Price data was last updated on 28 January 2024.
The price you pay for your flight from London Heathrow Airport to San Francisco may vary depending on when you book. For the best chance of a lower fare, look to book 68 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
Search Deals

When is the cheapest time to fly from London Heathrow Airport to San Francisco?

Use this chart to determine the cheapest time to fly return from Heathrow to San Francisco. Price data was last updated on 10 March 2024.
Morning
Midday
Afternoon
Evening
All times are departure.
Travellers seeking maximum savings on their London Heathrow Airport to San Francisco flight should consider departing on Tuesday at midday when fares are most often at their lowest. Wednesday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Search Deals

Average price of flights to San Francisco by month

Plan your trip from Heathrow to San Francisco by taking into account the cheapest months to travel. The average price of a one-way flight from Heathrow to San Francisco is currently £273 while a return flight costs £392. Price data was last updated on 17 March 2024.

Currently, February is the cheapest month in which you can book a flight from London Heathrow Airport to San Francisco (average of £529). Flying from London Heathrow Airport to San Francisco in July is currently the most expensive (average of £748). 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.

January

£423

February

£415

March

£443

April

£428

May

£445

June

£545

July

£587

August

£518

September

£463

October

£470

November

£430

December

£447

Temperature and rainfall in San Francisco by month

Plan your trip to San Francisco by taking into account the average temperature and rainfall totals by month.

SFO

Temperature

11 - 17 °C

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. 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 Francisco. Reviews last updated 19 March 2024.
Peruse reviews from past customers who have flown with Virgin Atlantic, Air Canada and Lufthansa from London to San Francisco to help guide your decision. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.3
Very Good
695 reviews

Overall

8.3

Food

7.6

Crew

8.8

Entertainment

7.9

Boarding

8.3

Comfort

8.1

Reviews

1 / 10

Everything went rather smoothly, I have no complaints or negative comments. Thanks for getting me where I needed to be.

8.3
Very Good
695 reviews
8.3
Very Good
695 reviews

Overall

8.3

Food

7.6

Crew

8.8

Entertainment

7.9

Boarding

8.3

Comfort

8.1

Reviews

1 / 10

Everything went rather smoothly, I have no complaints or negative comments. Thanks for getting me where I needed to be.

8.1
Very Good
11,551 reviews
8.3
Very Good
695 reviews

Overall

8.3

Food

7.6

Crew

8.8

Entertainment

7.9

Boarding

8.3

Comfort

8.1

Reviews

1 / 10

Everything went rather smoothly, I have no complaints or negative comments. Thanks for getting me where I needed to be.

7.8
Good
1,720 reviews
8.3
Very Good
695 reviews

Overall

8.3

Food

7.6

Crew

8.8

Entertainment

7.9

Boarding

8.3

Comfort

8.1

Reviews

1 / 10

Everything went rather smoothly, I have no complaints or negative comments. Thanks for getting me where I needed to be.

7.8
Good
1,376 reviews
8.3
Very Good
695 reviews

Overall

8.3

Food

7.6

Crew

8.8

Entertainment

7.9

Boarding

8.3

Comfort

8.1

Reviews

1 / 10

Everything went rather smoothly, I have no complaints or negative comments. Thanks for getting me where I needed to be.

7.7
Good
762 reviews
8.3
Very Good
695 reviews

Overall

8.3

Food

7.6

Crew

8.8

Entertainment

7.9

Boarding

8.3

Comfort

8.1

Reviews

1 / 10

Everything went rather smoothly, I have no complaints or negative comments. Thanks for getting me where I needed to be.

Related info for your journey

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

    Located just 11.8 mi from the city center, San Francisco is the airport most travelers will use when flying to San Francisco from London Heathrow. Booking flights from London Heathrow to San Francisco (SFO) should be relatively easy as there are 31 daily inbound flights from London Heathrow from 20 different airlines.

  • Can I find flights from London Heathrow Airport to San Francisco for under £400 on Cheapflights?

    Yes, there are multiple flights from London Heathrow Airport to San Francisco for under £400. The cheapest flight booked recently is on Virgin Atlantic for just £325, but on average you can expect to pay £392.

  • Are there nonstop flights from London Heathrow Airport to San Francisco for under £400 on Cheapflights?

    Cheapflights has at least 20 direct flights from London Heathrow Airport to San Francisco under £400. A good price for a nonstop flight from London Heathrow Airport to San Francisco is less than £404.

  • Are there last-minute flights available from London Heathrow Airport to San Francisco for under £500?

    There are currently 20+ open flights from London Heathrow Airport to San Francisco within the next 7 days for less than £500.

  • What days are direct flights available from London Heathrow Airport to San Francisco?

    Days when direct flights are available for this flight are: Tuesday.

  • How many flights depart from London Heathrow Airport to San Francisco on average per day?

    1 flight departure from London Heathrow Airport to San Francisco per day on average.
    Afternoon (Midday - 6pm) - 100% of flight departures

  • How long is the flight from London Heathrow Airport to San Francisco?

    Virgin Atlantic, Air Canada, and Lufthansa can get you from London Heathrow Airport to San Francisco in just under 11h. Your travel time can differ by up to 4h 02m. Airlines will cover a distance of 5383 mi. This flight may include one or multiple stops.

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

    Cheapflights users have booked flights from London Heathrow Airport to San Francisco round-trip from £325. Other airlines that can offer you cheap pricing are Air Canada, from £364, and Lufthansa, from £373. Virgin Atlantic is priced at 33% lower than the current average price of a flight leaving 3 months from now.

  • What are the most popular airlines that fly from London Heathrow Airport to San Francisco?

  • What are the most reliable airlines from London Heathrow Airport to San Francisco?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from London Heathrow Airport to San Francisco on time: KLM (85%), Air France (85%), Delta (85%).

  • What are the cheapest flights from London Heathrow Airport to San Francisco?

    The cheapest flight price from London Heathrow Airport to San Francisco is £376. On average you can expect to pay £1,497. The most popular route, (London Heathrow - San Francisco), can usually be booked for £373.

  • What does LHR to SFO mean?

    Great question - LHR to SFO just means London Heathrow Airport to San Francisco Airport. Now you’ll know what these unique codes when you look for flights!

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Heathrow to San Francisco on these airlines
Choose from the following airlines for your flight from Heathrow to San Francisco. Flights are based on user searches made on Cheapflights and were last updated on 19 March 2024.

Top 10 airlines flying from Heathrow to San Francisco

Discover the top 10 airlines that operate flights from Heathrow to San Francisco. 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 905,048 searches. Data last updated 19 March 2024.
AirlineCheapestAverageFlexibilityOn-time
Norse Atlantic UKCheapest£216Average£396FlexibilityNo cancel feeOn-timeN/A
Search Norse Atlantic UK flights
TAP AIR PORTUGALCheapest£332Average£437FlexibilityNo cancel feeOn-timeN/A
Search TAP AIR PORTUGAL flights
Air CanadaCheapest£349Average£534FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Scandinavian AirlinesCheapest£355Average£436FlexibilityNo cancel feeOn-time77%
Search Scandinavian Airlines flights
Virgin AtlanticCheapest£357Average£467FlexibilityNo cancel feeOn-time72%
Search Virgin Atlantic flights
British AirwaysCheapest£372Average£439FlexibilityNo cancel feeOn-time70%
Search British Airways flights
LufthansaCheapest£377Average£498FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
DeltaCheapest£384Average£552FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Brussels AirlinesCheapest£392Average£512FlexibilityNo cancel feeOn-timeN/A
Search Brussels Airlines flights
KLMCheapest£395Average£543FlexibilityNo cancel feeOn-time75%
Search KLM flights

Search flights from Heathrow to San Francisco by cabin class

Find flights from Heathrow to San Francisco, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from Heathrow to San Francisco

Find hourly flight availability from Heathrow to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 19 March 2024.
1%of flight departuresEarly morningMidnight to 6 am
37%of flight departuresMorning6 am to noon
62%of flight departuresAfternoonNoon to 6 pm
0%of flight departuresEvening6 pm to midnight
Midnight
6 AM
Midday
6 PM

Weekly flight availability from Heathrow to San Francisco

Explore weekly flight availability from Heathrow to San Francisco. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 19 March 2024.
Monday31daily flights
Tuesday31daily flights
Wednesday31daily flights
Thursday31daily flights
Friday31daily flights
Saturday31daily flights
Sunday31daily 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 Heathrow to San Francisco?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to San Francisco from Heathrow today with Cheapflights!

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to San Francisco from Heathrow.

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

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

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

Of course! You can now track prices for flights from Heathrow to San Francisco and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.