Feel at ease with free flight cancellations within 24 hours of booking
Change your flight without a fee on select flights
The cheapest flights to Heathrow found within the past 7 days were $395 round trip and $326 one way. Prices and availability subject to change. Additional terms may apply.
|Carrier||Flight||Depart SFO||Arrive LHR||Tue |
|UA901||00:30 pm||06:55 am||Check Fare||Check Fare||Check Fare||Check Fare||Check Fare||Check Fare||Check Fare|
|UA948||04:00 pm||10:25 am||Check Fare||Check Fare||Check Fare||Check Fare|
|VS20||05:50 pm||00:05 pm||Check Fare||Check Fare||Check Fare||Check Fare||Check Fare|
|BA286||07:25 pm||01:55 pm||Check Fare||Check Fare||Check Fare||Check Fare||Check Fare||Check Fare||Check Fare|
|UA930||07:50 pm||02:10 pm||Check Fare||Check Fare||Check Fare||Check Fare||Check Fare||Check Fare||Check Fare|
|VS42||10:20 pm||04:30 pm||Check Fare||Check Fare||Check Fare||Check Fare||Check Fare||Check Fare|
|BA284||04:35 pm||11:00 am|
|Check Fare||Check Fare|
|Check Fare||Check Fare||Check Fare|
|Traveling From||San Francisco Intl.|
|Shortest Flight Time||26 hours 15 mins|
|Earliest Departure Time||12:30PM BST|
|Latest Departure Time||7:50PM BST|
|Lowest Flight Price||$395|
Flight path for flights from San Francisco International Airport to London Heathrow Airport
Airlines & Aircraft Used on SFO to LHR Flight Routes
With 20 airlines to choose from on Travelocity, you can easily find the best option for you. Use our filters to sort by price, compare airlines, and find the most convenient flight times.
Airfares to London LHR from San Francisco SFO currently cost between $395 and $712. It’s usually cheaper to book a round trip than two separate one-way flights. Prices and availability subject to change. Additional terms may apply.
If you want to be flexible about when you return, or keep your travel options open ended, a one-way flight could be just the ticket! You’ll find one-way airfares from San Francisco SFO to London LHR on Travelocity starting at $326. Prices and availability subject to change. Additional terms may apply.
Get to London faster, without the hassle of changing planes and moving baggage, by booking a direct flight. Expect your direct flight to LHR from SFO to take around 26 hour(s) 15 min(s).
Find cheap flight deals by using our search filters to sort results starting with the lowest price airfares to LHR from SFO. Our Price Match Promise means if you find a lower rate on Travelocity.com or on another US-based website within 24 hours of booking, we’ll credit or refund the difference.
If you’re flexible about when you travel, October is usually the cheapest month to fly from San Francisco SFO to London LHR. If you need to be more specific, search by date and arrival and departure times.Then, compare prices across different airlines, and sort results by lowest price first.
Some airlines let you change your travel dates without charging a fee. Use our ‘no change fee’ filter to see which flights to LHR from SFO have this option.
We’ve secured fantastic deals with all the main airline carriers and it’s easy to compare, choose, and book with Travelocity. With 24/7 customer service and our free 'App', we’ll always keep you moving.
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