Heathrow

$357+ Cheap flights from San Francisco (SFO) to Heathrow (LHR)

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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — LHR
Nov 30 — Dec 71
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Find cheap flights from San Francisco to Heathrow with Cheapflights

1. Tell us where you want to go
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The best prices from San Francisco to London Heathrow are usually found in October or September, booked 29 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from San Francisco to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from San Francisco (SFO) 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 November 25, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

June

Cheapest in

October

Round-trip from

$613
(United)

One-way from

$360
(Gurufare)
Provider with most accurate pricing for San Francisco-London Heathrow flight deals.
Provider most trusted by Cheapflights users for San Francisco-London Heathrow flights.
High demand for flights, 33% potential price rise
Best time to find cheap flights, 20% potential price drop
From San Francisco to London Heathrow
One-way flight from San Francisco to London Heathrow

Find flight deals from San Francisco to Heathrow

Cheapest flights from San Francisco to Heathrow
Explore the most affordable flight options available from San Francisco to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 25, 2024.

This United Airlines deal was found by Cheapflights users on 11/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/315:25 pmSFO - LHR
Nonstop10h 35mUnited Airlines
Wed 1/228:55 amLHR - SFO
1 stop15h 30mUnited Airlines
Deal found 11/24$613
This Cheapflightsfares deal was found by Cheapflights users on 11/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/24:40 pmSFO - LHR
1 stop20h 55mTAP AIR PORTUGAL
Thu 12/57:55 pmLHR - SFO
1 stop26h 35mTAP AIR PORTUGAL
Deal found 11/24$614
This Virgin Atlantic deal was found by Cheapflights users on 11/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/24:40 pmSFO - LHR
Nonstop10h 15mVirgin Atlantic
Tue 12/106:30 amLHR - SFO
1 stop13h 20mVirgin Atlantic
Deal found 11/24$615
This Gurufare deal was found by Cheapflights users on 11/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/26:54 pmSFO - LHR
2 stops37h 06mScandinavian Airlines
Thu 12/126:40 amLHR - SFO
1 stop17h 00mScandinavian Airlines
Deal found 11/23$619
This Delta deal was found by Cheapflights users on 11/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/251:40 pmSFO - LHR
1 stop12h 20mDelta
Tue 12/1011:40 amLHR - SFO
Nonstop11h 05mDelta
Deal found 11/24$623
This United deal was found by Cheapflights users on 11/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/85:25 pmSFO - LHR
Nonstop10h 35mMultiple Airlines
Wed 12/251:00 pmLHR - SFO
1 stop15h 11mMultiple Airlines
Deal found 11/24$627
This Air Canada deal was found by Cheapflights users on 11/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/108:30 amSFO - LHR
2 stops19h 20mAir Canada
Wed 1/151:00 pmLHR - SFO
1 stop15h 46mAir Canada
Deal found 11/25$636
This Cheapflightsfares deal was found by Cheapflights users on 11/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/285:30 pmSFO - LHR
Nonstop10h 30mIberia
Thu 12/53:20 pmLHR - SFO
Nonstop11h 25mIberia
Deal found 11/25$655
This British Airways deal was found by Cheapflights users on 11/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/315:30 pmSFO - LHR
Nonstop10h 30mBritish Airways
Mon 1/2011:45 amLHR - SFO
Nonstop11h 15mBritish Airways
Deal found 11/24$660
This KLM deal was found by Cheapflights users on 11/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/288:00 amSFO - LHR
1 stop15h 05mKLM
Sun 12/86:30 amLHR - SFO
1 stop13h 20mKLM
Deal found 11/24$679
This Finnair deal was found by Cheapflights users on 11/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2910:25 amSFO - LHR
1 stop14h 10mFinnair
Sat 12/711:45 amLHR - SFO
Nonstop11h 15mFinnair
Deal found 11/24$690
This Aeromexico deal was found by Cheapflights users on 11/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/266:10 amSFO - LHR
1 stop16h 55mAir France
Wed 12/45:35 pmLHR - SFO
2 stops31h 00mAir France
Deal found 11/24$697

Find flights from San Francisco to Heathrow within your budget

Customize your flight search to find flights from San Francisco 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 2,683,152 searches. Data last updated November 25, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Tue 12/31

5:25 pm-12:00 pm

Nonstop10h 35m

London Heathrow

Wed 1/22

8:55 am-4:25 pm

1 stop15h 30m

$613

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Sat 12/28

5:30 pm-4:00 pm

1 stop14h 30m

London Heathrow

Sun 1/12

7:30 pm-3:40 pm

1 stop28h 10m

$614

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Wed 2/5

8:40 pm-3:15 pm

Nonstop10h 35m

London Heathrow

Tue 2/11

11:45 am-3:00 pm

Nonstop11h 15m

$615

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Tue 4/22

8:29 am-10:00 am

2 stops17h 31m

London Heathrow

Tue 5/6

9:30 am-6:40 pm

2 stops17h 10m

$616

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Wed 1/15

4:35 pm-5:30 pm

1 stop16h 55m

London Heathrow

Wed 4/9

7:50 pm-2:35 pm

1 stop26h 45m

$619

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Tue 4/1

1:23 pm-10:20 am

1 stop12h 57m

London Heathrow

Tue 4/15

2:20 pm-5:25 pm

Nonstop11h 05m

$622

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Sun 2/16

8:40 pm-3:15 pm

Nonstop10h 35m

London Heathrow

Tue 3/4

11:45 am-3:00 pm

Nonstop11h 15m

$626

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Wed 1/1

1:35 pm-10:00 am

1 stop12h 25m

London Heathrow

Tue 1/21

6:30 am-11:50 am

1 stop13h 20m

$631

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Tue 2/4

8:20 am-5:55 am

1 stop13h 35m

London Heathrow

Sun 2/9

7:25 am-8:38 pm

1 stop21h 13m

$635

San FranciscoLondon

SFO - LHR

SFOLHR

San Francisco

Wed 1/8

4:40 pm-10:55 am

Nonstop10h 15m

London Heathrow

Wed 1/15

11:40 am-2:45 pm

Nonstop11h 05m

$640

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/23

Showing 1-10 of 33 results
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Compare providers for flights from San Francisco to Heathrow

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 San Francisco to Heathrow in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy1 starTrust Score*1 star
CheapflightsfaresPrice Accuracy3 starsTrust Score*1 star
JetabroadPrice Accuracy3 starsTrust Score*3 stars
business-class.comPrice Accuracy3 starsTrust Score*3 stars
ScholarTripPrice Accuracy3 starsTrust Score*3 stars
KAYAKPrice Accuracy1 starTrust Score*3 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 San Francisco-London Heathrow Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Francisco-London Heathrow Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Francisco-London Heathrow Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Francisco-London Heathrow Airport flights, Cheapflights users trust FlightHub the most. FlightHub 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 San Francisco-London Heathrow Airport 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 San Francisco to Heathrow

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

Travel insights for flights from San Francisco to Heathrow

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

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

Use this chart to determine the optimal time to book a round-trip flight from San Francisco to Heathrow. Price data was last updated on November 22, 2024.

Booking 16 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Francisco to London Heathrow Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from San Francisco to London Heathrow Airport?

Currently, November is the cheapest month in which you can book a flight from San Francisco to London Heathrow Airport (average of $661). Flying from San Francisco to London Heathrow Airport in June is currently the most expensive (average of $1,088). 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 SFO to LHR?

Find hourly flight availability from San Francisco 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 November 25, 2024.

One of the essential ways to save on airfare from San Francisco to London Heathrow Airport is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 8% on airfare.

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

Use this chart to determine the cheapest time to fly round-trip from San Francisco to Heathrow. Price data was last updated on November 18, 2024.

Travelers seeking maximum savings on their San Francisco to London Heathrow Airport flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Thursday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from San Francisco to London Heathrow Airport

Explore weekly flight availability from San Francisco to Heathrow. 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 November 25, 2024.

The most flights from SFO to LHR are scheduled on a Monday (31 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (26 on average).

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 1.6 - 2.8 inches per month. January is typically the wettest month, when rainfall can reach 2.8 in. July is typically the driest time to visit London Heathrow Airport when rainfall is around 1.6 in.

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 62.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 39.2 F).

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 November 25, 2024.
See what other customers who have flown with Scandinavian Airlines, Lufthansa and United Airlines from San Francisco to London have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.0
Very good
8,734 reviews

Food

7.3

Boarding

8.2

Crew

8.6

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

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

8.0
Very good
8,734 reviews
8.0
Very good
8,734 reviews

Food

7.3

Boarding

8.2

Crew

8.6

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

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

7.7
Good
1,298 reviews
8.0
Very good
8,734 reviews

Food

7.3

Boarding

8.2

Crew

8.6

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

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

7.6
Good
806 reviews
8.0
Very good
8,734 reviews

Food

7.3

Boarding

8.2

Crew

8.6

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

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

7.6
Good
1,634 reviews
8.0
Very good
8,734 reviews

Food

7.3

Boarding

8.2

Crew

8.6

Comfort

7.9

Entertainment

7.9

Overall

8.0

Reviews

1 / 10

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

7.5
Good
662 reviews
8.0
Very good
8,734 reviews

Food

7.3

Boarding

8.2

Crew

8.6

Comfort

7.9

Entertainment

7.9

Overall

8.0

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 Francisco 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 Francisco to London Heathrow?

    San Francisco (SFO) is the airport you will fly out of if you book a flight from San Francisco to London Heathrow. You should not have trouble finding flights to London Heathrow from San Francisco; the airport handles an average of 30 outbound flights to London Heathrow per day. You should also have plenty of airline options to choose from since 17 airlines have flights from the San Francisco airport to London Heathrow. It is only a 11.8 mi journey to San Francisco (SFO) from San Francisco’s city center.

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

    Our cheapest airline available from San Francisco to London Heathrow Airport is United Airlines. Our recent data shows that you can find tickets from as low as $613 on this airline. Additional options worth looking into are Scandinavian Airlines and Iberia, starting at $614 and $615 round-trip. Users have found that United Airlines is 24% cheaper than the other options available to this destination.

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

    The cheapest airlines for a one-way flight from San Francisco to London Heathrow Airport are Scandinavian Airlines ($360), TAP AIR PORTUGAL ($366), and Virgin Atlantic ($367).

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

    Consider American Airlines (79%), Aer Lingus (79%) or Alaska Airlines (79%) when booking your flight. These represent the most reliable airlines when flying from San Francisco to London Heathrow Airport.

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

    Looking for the cheapest flight from San Francisco to London Heathrow Airport? While on average our users pay $2,390, our data indicates the cheapest price to be $392. The most popular route (San Francisco - London Heathrow), is priced around $479.

  • Where are the most common layover locations when flying from San Francisco to London Heathrow Airport?

  • What are some popular things to do or see while on a layover in Los Angeles?

    Hollywood Bowl, Hollywood Walk of Fame, and L.A. Live are currently the most popular points of interest in Los Angeles at the moment. Hollywood Bowl, Hollywood Walk of Fame, and L.A. Live can be accessed by traveling approximately 12.5 mi, 11.7 mi, and 10.8 mi, respectively from Los Angeles. Those on a layover in Los Angeles in need of a rental car can book one at Los Angeles for about $43.

  • What are some popular points of interest to see during a layover in Copenhagen?

    Most Copenhagen visitors opt to spend their time at Tivoli, Kongens Nytorv, and Rådhuspladsen. Travelers on a layover in Copenhagen can visit Tivoli, Kongens Nytorv, and Rådhuspladsen, by traveling 5.3 mi, 5.1 mi, and 5.2 mi, respectively after landing at Kastrup Copenhagen. Those on a layover in Copenhagen in need of a rental car can book one at Kastrup Copenhagen for about $32.

  • What are points of interest worth seeing during a layover in New York?

    New York travelers tend to visit Times Square, New York City Center, and Madison Square Garden more than any other attractions. Times Square, New York City Center, and Madison Square Garden can be accessed by traveling approximately 13.6 mi, 13.6 mi, and 13.6 mi, respectively from New York John F Kennedy Intl. Those landing in New York looking to spend some time exploring during their layover can rent a car for about $64 per day.

  • Where are the least popular layover locations for San Francisco to London Heathrow Airport flights?

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from San Francisco to London Heathrow Airport (average of $661). Flying from San Francisco to London Heathrow Airport in June is currently the most expensive (average of $1,088). 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 San Francisco to Heathrow

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

Top 10 airlines flying from San Francisco to Heathrow

Discover the top 10 airlines that operate flights from San Francisco 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 2,683,152 searches. Data last updated November 25, 2024.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$444Average$578FlexibilityNo cancel feeOn-time77%
FinnairCheapest$465Average$654FlexibilityNo cancel feeOn-time76%
TAP AIR PORTUGALCheapest$475Average$618FlexibilityNo cancel feeOn-timeN/A
SWISSCheapest$555Average$719FlexibilityNo cancel feeOn-time79%
Aer LingusCheapest$560Average$920FlexibilityNo cancel feeOn-timeN/A
IberiaCheapest$571Average$699FlexibilityNo cancel feeOn-time77%
KLMCheapest$586Average$933FlexibilityNo cancel feeOn-time75%
British AirwaysCheapest$588Average$822FlexibilityNo cancel feeOn-time70%
American AirlinesCheapest$590Average$887FlexibilityNo cancel feeOn-time71%
DeltaCheapest$592Average$811FlexibilityNo cancel feeOn-timeN/A
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