Cheap flights from San Francisco to London Heathrow Airport from ₹ 39,827
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/12. Fares are subject to change and may not be available on all flights or dates of travel.
SFO — LHR
30 Oct — 6 Nov1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from San Francisco to London Heathrow are usually found in February or January, booked 87 days in advance, depart on a Thursday or Monday and return on a Wednesday
Cheap flight deals from San Francisco to Heathrow
Enter your travel dates to find the best prices.
Cheapest
Best
Direct
Last-minute
One-way
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 30 September 2026.
Fri 27/1116:45 -
2 stops60h 10m
Tue 1/1206:40 -
1 stop16h 10m
Deal found 25/9₹ 70,153
Sat 28/1116:45 -
2 stops19h 10m
Mon 30/1107:05 -
2 stops39h 45m
Deal found 29/9₹ 70,441
Fri 6/1116:45 -
2 stops32h 10m
Sun 8/1118:40 -
1 stop28h 10m
Deal found 29/9₹ 71,689
Sat 7/1116:45 -
1 stop32h 35m
Tue 10/1106:40 -
2 stops40h 10m
Deal found 27/9₹ 72,937
Sat 7/1116:45 -
2 stops56h 50m
Wed 11/1106:40 -
2 stops40h 10m
Deal found 27/9₹ 73,320
Mon 9/1112:50 -
Nonstop10h 35m
Mon 16/1110:05 -
Nonstop11h 15m
Deal found 25/9₹ 74,664
Sat 7/1116:45 -
2 stops19h 10m
Mon 9/1119:50 -
2 stops27h 00m
Deal found 25/9₹ 74,856
Sat 24/1016:45 -
2 stops19h 05m
Mon 26/1018:40 -
1 stop28h 10m
Deal found 26/9₹ 75,048
Mon 23/1118:28 -
2 stops40h 02m
Thu 26/1113:55 -
2 stops32h 55m
Deal found 25/9₹ 76,391
Fri 16/1016:45 -
1 stop15h 15m
Sun 18/1006:40 -
2 stops40h 00m
Deal found 27/9₹ 76,775
Wed 4/1116:45 -
2 stops56h 50m
Sun 8/1106:40 -
1 stop16h 10m
Deal found 27/9₹ 77,927
Mon 9/1116:45 -
2 stops20h 50m
Mon 16/1119:30 -
1 stop27h 20m
Deal found 25/9₹ 78,023
Best flights from San Francisco to Heathrow
Discover carefully curated flight deals from San Francisco to Heathrow that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 30 September 2026.
Mon 12/1016:45 -
2 stops18h 05m
Sat 17/1015:35 -
2 stops31h 05m
Deal found 27/9₹ 80,998
Mon 16/1116:40 -
Nonstop10h 35m
Mon 30/1117:10 -
1 stop31h 20m
Deal found 29/9₹ 89,827
Thu 19/1114:45 -
1 stop13h 05m
Thu 3/1209:00 -
1 stop15h 30m
Deal found 29/9₹ 89,827
Thu 11/219:25 -
2 stops18h 00m
Mon 15/219:30 -
2 stops29h 00m
Deal found 29/9₹ 111,996
Thu 15/1017:55 -
Nonstop10h 20m
Mon 19/1012:45 -
Nonstop11h 10m
Deal found 29/9₹ 122,553
Fri 16/1016:45 -
1 stop15h 15m
Tue 10/1115:35 -
2 stops31h 15m
Deal found 25/9₹ 86,468
Thu 11/216:45 -
1 stop15h 15m
Mon 15/218:40 -
2 stops36h 17m
Deal found 29/9₹ 87,236
Wed 21/1012:55 -
Nonstop10h 30m
Mon 26/1013:45 -
Nonstop11h 10m
Deal found 26/9₹ 107,869
Sat 17/1019:45 -
Nonstop10h 25m
Sat 24/1015:05 -
1 stop16h 15m
Deal found 28/9₹ 112,668
Fri 11/1216:45 -
2 stops32h 50m
Tue 22/1206:40 -
2 stops26h 01m
Deal found 25/9₹ 94,722
Tue 29/1200:45 -
1 stop25h 30m
Sun 3/118:00 -
1 stop29h 40m
Deal found 29/9₹ 120,729
Direct flights from San Francisco to Heathrow
Explore direct flight options from San Francisco to Heathrow based on user searches, and compare prices and availability for your desired travel dates. Data last updated 30 September 2026.
Mon 9/1112:50 -
Nonstop10h 35m
Mon 16/1110:05 -
Nonstop11h 15m
Deal found 25/9₹ 74,664
Thu 11/217:25 -
Nonstop10h 25m
Mon 15/211:45 -
Nonstop11h 10m
Deal found 29/9₹ 81,958
Tue 29/1212:50 -
Nonstop10h 35m
Tue 12/110:05 -
Nonstop11h 15m
Deal found 25/9₹ 84,741
Mon 18/116:40 -
Nonstop10h 35m
Tue 2/213:45 -
Nonstop11h 10m
Deal found 26/9₹ 85,604
Wed 24/313:50 -
Nonstop10h 35m
Tue 13/416:15 -
Nonstop11h 05m
Deal found 28/9₹ 85,988
Tue 29/1216:40 -
Nonstop10h 15m
Thu 7/111:50 -
Nonstop11h 00m
Deal found 25/9₹ 87,620
Wed 4/1112:50 -
Nonstop10h 35m
Thu 12/1110:05 -
Nonstop11h 15m
Deal found 29/9₹ 88,004
Wed 4/1116:40 -
Nonstop10h 15m
Wed 18/1111:50 -
Nonstop11h 00m
Deal found 25/9₹ 88,100
Mon 23/1116:40 -
Nonstop10h 35m
Thu 3/1213:45 -
Nonstop11h 10m
Deal found 24/9₹ 88,196
Mon 23/1112:50 -
Nonstop10h 35m
Thu 18/213:45 -
Nonstop11h 10m
Deal found 27/9₹ 88,484
Wed 9/1220:35 -
Nonstop10h 35m
Fri 18/1211:45 -
Nonstop11h 10m
Deal found 25/9₹ 88,579
Sun 1/1117:25 -
Nonstop10h 25m
Fri 13/1115:20 -
Nonstop11h 25m
Deal found 29/9₹ 88,867
Last-minute flights from San Francisco to Heathrow
Discover last-minute flight deals from San Francisco to Heathrow. Data last updated 30 September 2026 and is based on user searches.
Sat 3/1019:35 -
1 stop30h 45m
Mon 19/1019:50 -
1 stop25h 45m
Deal found 28/9₹ 78,407
Sun 4/1016:45 -
1 stop15h 15m
Sun 1/1106:40 -
1 stop16h 10m
Deal found 29/9₹ 80,038
Sun 4/1016:45 -
1 stop16h 55m
Fri 30/1010:35 -
2 stops36h 15m
Deal found 29/9₹ 80,422
Tue 13/1016:45 -
1 stop17h 45m
Tue 27/1018:40 -
1 stop28h 10m
Deal found 25/9₹ 80,230
Fri 16/1016:45 -
1 stop15h 15m
Sun 18/1006:40 -
2 stops40h 00m
Deal found 27/9₹ 76,775
Mon 19/1016:45 -
1 stop17h 45m
Tue 27/1019:50 -
2 stops27h 00m
Deal found 29/9₹ 79,079
Mon 19/1016:45 -
1 stop15h 15m
Mon 26/1021:05 -
2 stops25h 45m
Deal found 26/9₹ 79,366
Tue 20/1016:45 -
1 stop16h 55m
Sun 1/1106:40 -
1 stop16h 10m
Deal found 25/9₹ 80,134
Sat 24/1016:45 -
2 stops19h 05m
Mon 26/1013:55 -
2 stops32h 55m
Deal found 26/9₹ 70,441
Sat 24/1016:45 -
2 stops19h 05m
Sun 1/1106:40 -
1 stop16h 10m
Deal found 29/9₹ 80,614
Fri 30/1017:45 -
2 stops32h 50m
Mon 2/1106:40 -
1 stop16h 10m
Deal found 26/9₹ 79,462
One-way flights from San Francisco to Heathrow
Search for one-way flight options from San Francisco to Heathrow. Find affordable one-way fares based on user searches. Data last updated 30 September 2026.
Fri 25/1216:40 -
Nonstop10h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 25/9₹ 39,827
Fri 25/1213:02 -
1 stop14h 33m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 25/9₹ 40,211
Sat 26/1221:40 -
1 stop17h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 25/9₹ 40,595
Sat 17/1006:00 -
1 stop19h 30m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 28/9₹ 40,979
Sun 27/1216:40 -
Nonstop10h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 26/9₹ 41,171
Fri 1/106:05 -
1 stop19h 25m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 25/9₹ 42,130
Thu 29/1016:25 -
1 stop21h 30m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 25/9₹ 42,418
Sun 27/1219:25 -
2 stops18h 00m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 28/9₹ 42,514
Sun 25/1017:40 -
Nonstop10h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 25/9₹ 43,954
Sun 25/1013:50 -
Nonstop10h 35m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 27/9₹ 44,050
Sun 25/1010:44 -
1 stop13h 11m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 29/9₹ 44,434
Sat 26/1216:40 -
Nonstop10h 15m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 25/9₹ 46,929
Find 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 30 September 2026.
Customise 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 7,457,451 searches. Data last updated 30 September 2026.
Use the filters below to find and compare flights from San Francisco to London Heathrow Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest return flight
San FranciscoLondon
SFO San Francisco - LHR London Heathrow
SFOLHR
San Francisco
Thu 22/10
20:44-20:45
1 stop16h 01m
London Heathrow
Wed 31/12
00:00-15:00
Nonstop0h 00m
₹ 42,418
San FranciscoLondon
SFO San Francisco - LHR London Heathrow
SFOLHR
San Francisco
Tue 10/11
16:40-11:15
Nonstop10h 35m
London Heathrow
Wed 31/12
00:00-15:00
Nonstop0h 00m
₹ 44,050
Fastest return journey
San FranciscoLondon
SFO San Francisco - LHR London Heathrow
SFOLHR
San Francisco
Mon 9/11
16:40-10:55
Nonstop10h 15m
London Heathrow
Wed 31/12
00:00-15:00
Nonstop0h 00m
₹ 44,050
San FranciscoLondon
SFO San Francisco - LHR London Heathrow
SFOLHR
San Francisco
Mon 2/11
12:50-07:25
Nonstop10h 35m
London Heathrow
Wed 31/12
00:00-15:00
Nonstop0h 00m
₹ 44,050
San FranciscoLondon
SFO San Francisco - LHR London Heathrow
SFOLHR
San Francisco
Wed 28/10
13:50-07:25
Nonstop10h 35m
London Heathrow
Wed 31/12
00:00-15:00
Nonstop0h 00m
₹ 44,050
San FranciscoLondon
SFO San Francisco - LHR London Heathrow
SFOLHR
San Francisco
Sat 24/10
17:55-12:15
Nonstop10h 20m
London Heathrow
Wed 31/12
00:00-15:00
Nonstop0h 00m
₹ 48,848
San FranciscoLondon
SFO San Francisco - LHR London Heathrow
SFOLHR
San Francisco
Sat 7/11
12:50-07:25
Nonstop10h 35m
London Heathrow
Wed 31/12
00:00-15:00
Nonstop0h 00m
₹ 48,848
San FranciscoLondon
SFO San Francisco - LHR London Heathrow
SFOLHR
San Francisco
Fri 13/11
11:25-11:50
1 stop16h 25m
London Heathrow
Wed 31/12
00:00-15:00
Nonstop0h 00m
₹ 48,848
San FranciscoLondon
SFO San Francisco - LHR London Heathrow
SFOLHR
San Francisco
Fri 9/10
20:44-20:45
1 stop16h 01m
London Heathrow
Wed 31/12
00:00-15:00
Nonstop0h 00m
₹ 51,919
San FranciscoLondon
SFO San Francisco - LHR London Heathrow
SFOLHR
San Francisco
Tue 24/11
16:40-10:55
Nonstop10h 15m
London Heathrow
Wed 31/12
00:00-15:00
Nonstop0h 00m
₹ 52,303
Flights are sorted by cheapest return flights first.
Deals found on 25/9
Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3
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.
SFO-LHR
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 San Francisco to London Heathrow Airport
Prices
Airlines
Delays
How far ahead should I book a flight from San Francisco to London Heathrow Airport?
The price you pay for your flight from San Francisco to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 86 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 Francisco to London Heathrow Airport?
Currently, February is the cheapest month in which you can book a flight from San Francisco to London Heathrow Airport (average of ₹ 62,476). Flying from San Francisco to London Heathrow Airport in June is currently the most expensive (average of ₹ 127,927). 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 30 September 2026.
When flying from San Francisco to London Heathrow Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 34% versus a flight at midday.
How much does it cost for a return flight from San Francisco to London Heathrow Airport?
Airfare is typical for this route at the moment.
San Francisco to London Heathrow Airport flights typically cost between ₹ 66,603 and ₹ 96,065 in November.The cheapest return price found within the last 5 days was ₹ 70,153 on Scandinavian Airlines (27 Nov–1 Dec).
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 30 September 2026.
The most flights from SFO to LHR are scheduled on a Monday (38 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (31 on average).
How often are flights from San Francisco to London delayed?
About 11% of weekly flights between San Francisco and London have experienced delays in the past year, with the average delay time being 152 minutes.
What is the most punctual flight time for San Francisco to London flights?
Historically, flights departing in the evening are less likely to be delayed, whereas flights leaving in the morning tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Monday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on San Francisco to London flights?
Over the past year, British Airways have had the lowest number of delays on this route, with just 9% of flights being delayed.
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?
Most people fly from San Francisco (SFO) if they book a flight from San Francisco to London Heathrow. On average, San Francisco has 35 outbound flights to London Heathrow per day from 0 airlines. San Francisco is conveniently located just 17.7 km from San Francisco’s city centre.
How long is the flight from San Francisco to London Heathrow Airport?
For as low as ₹ 89,827, Scandinavian Airlines can have you in London Heathrow Airport from San Francisco in 13h 05m. There are 8610 km between San Francisco and London Heathrow Airport. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the most reliable airlines from San Francisco to London Heathrow Airport?
No one likes to see their flight delayed. When booking a flight from San Francisco to London Heathrow Airport consider choosing Air Canada(85%), Austrian Airlines(85%) or United Airlines(85%), as they are the most reliable in getting you off to your destination on time.
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 holiday 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, February is the cheapest month in which you can book a flight from San Francisco to London Heathrow Airport (average of ₹ 62,476). Flying from San Francisco to London Heathrow Airport in June is currently the most expensive (average of ₹ 127,927). 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.
Explore flights to Heathrow departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 30 September 2026.
Browse through other flights departing from San Francisco. Flights are based on user searches made on Cheapflights and were last updated on 30 September 2026.
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 Francisco to Heathrow?
Cheapflights makes it easy to find San Francisco to Heathrow flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.
Why should you use Cheapflights to find cheap flight tickets from San Francisco to Heathrow?
It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from San Francisco to Heathrow.
Can Cheapflights find flights from San Francisco to Heathrow with no change fees?
Certainly. Search results for flights to Heathrow from San Francisco shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
Can Cheapflights notify me if prices for flights from San Francisco to Heathrow become cheaper?
Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book With Flexibility
Our users can plan ahead with confidence and find flights with no change fees.
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
We value your privacy
Cheapflights and its partners wish to use cookies or similar technologies to store and/or access information on and about your device and process personal data such as your IP address, device identifiers etc., in order to improve your experience on the site, to analyse navigation, to offer and measure personalised advertising, and to facilitate sharing on social networks. We also allow the use of third-party cookies (including those from our advertising partners) on our sites.
By clicking 'Accept', you consent to your data being processed by 0 vendors on this web site for the purposes described in this notice. You can review the vendors and their individual processing purposes on the .
To review individual processing purposes and cookie categories, please click ’Select individual purposes’. You can review your choices and withdraw your consent at any time by clicking the ’Privacy Preferences’ link in the page side navigation.