Cheap flights from London Heathrow Airport to San Francisco from $609

Return
1 adult
Economy
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Mon 4/7
Mon 11/7

Flight information for London Heathrow Airport to San Francisco
(LHR to SFO)

Find info about flight duration, direct flights, and airports for your flight from London Heathrow Airport to San Francisco

Fastest flight time

10h 45m

Direct flights

None

Airports in San Francisco

1 airport
The fastest flight from London Heathrow Airport to San Francisco takes 10h 45m
There are no direct flights from London Heathrow Airport to San Francisco. Popular non-direct route for this connection is London Heathrow Airport - San Francisco Airport.
There is 1 airport near San Francisco: San Francisco (SFO)

How to get the cheapest flight ticket from London Heathrow Airport to San Francisco

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

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

February

The cheapest time of year to fly to San Francisco from London Heathrow Airport is February. The most expensive is December.

How far in advance should you book London Heathrow Airport to San Francisco flights?

51 days before

The cheapest time to buy a flight from London Heathrow Airport to San Francisco is approximately 51 days to departure

When you’re planning your trip from London to San Francisco, the most popular airport-to-airport route is London Heathrow Airport to San Francisco Airport. The cheapest route from London to San Francisco is LHR — SFO with an average price of $2,938 RT during the month of June.

London Heathrow Airport (LHR) to San Francisco Airport (SFO)$2,938
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Easily compare return flights from London Heathrow Airport to San Francisco

Below you can see the best fares for your return flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from London Heathrow Airport to San Francisco by changing tabs
TAP AIR PORTUGAL
12 Sep
LHR15:50London Heathrow
26h 40m
1 stop
SFO18:30San Francisco
28 Nov
SFO11:40San Francisco
16h 50m
1 stop
LHR04:30London Heathrow
Lufthansa
1 Nov
LHR03:40London Heathrow
15h 35m
1 stop
SFO19:15San Francisco
8 Nov
SFO03:25San Francisco
14h 15m
1 stop
LHR17:40London Heathrow
Virgin Atlantic
16 Nov
LHR01:25London Heathrow
14h 50m
1 stop
SFO16:15San Francisco
6 Dec
SFO01:00San Francisco
18h 05m
1 stop
LHR19:05London Heathrow
KLM
22 Aug
LHR02:30London Heathrow
14h 05m
1 stop
SFO16:35San Francisco
12 Sep
SFO13:11San Francisco
12h 19m
1 stop
LHR01:30London Heathrow
Multiple Airlines
1 Nov
LHR05:20London Heathrow
11h 10m
SFO16:30San Francisco
8 Nov
SFO07:55San Francisco
10h 35m
LHR18:30London Heathrow
Delta
5 Oct
LHR02:30London Heathrow
16h 55m
1 stop
SFO19:25San Francisco
19 Oct
SFO14:30San Francisco
10h 15m
LHR00:45London Heathrow

Find the cheapest one-way flights from London Heathrow Airport to San Francisco

If you're looking for one-way flights from London Heathrow Airport to San Francisco, view some of our deals below provided by TAP AIR PORTUGAL and WestJet
TAP AIR PORTUGAL
11 Oct
LHR15:50London Heathrow
26h 40m
1 stop
SFO18:30San Francisco
WestJet
10 Sep
LHR10:10London Heathrow
13h 28m
1 stop
SFO23:38San Francisco
Multiple Airlines
12 Sep
LHR04:30London Heathrow
23h 25m
2 stops
SFO03:55San Francisco

Search last-minute flights to San Francisco from London Heathrow Airport

Find and compare return flight prices for your last-minute flight from London Heathrow Airport to San Francisco
Lufthansa
6 Jul
LHR10:10London Heathrow
10h 55m
SFO21:05San Francisco
13 Jul
SFO04:25San Francisco
13h 30m
1 stop
LHR17:55London Heathrow
Iberia
4 Jul
LHR09:15London Heathrow
15h 11m
1 stop
SFO00:26San Francisco
11 Jul
SFO19:46San Francisco
14h 24m
1 stop
LHR10:10London Heathrow
Delta
4 Jul
LHR10:05London Heathrow
17h 53m
1 stop
SFO03:58San Francisco
10 Jul
SFO20:25San Francisco
22h 55m
1 stop
LHR19:20London Heathrow
British Airways
5 Jul
LHR07:10London Heathrow
11h 05m
SFO18:15San Francisco
11 Jul
SFO12:35San Francisco
10h 25m
LHR23:00London Heathrow
Multiple Airlines
6 Jul
LHR07:40London Heathrow
18h 25m
1 stop
SFO02:05San Francisco
11 Jul
SFO12:11San Francisco
13h 19m
1 stop
LHR01:30London Heathrow
ITA Airways
4 Jul
LHR12:55London Heathrow
31h 44m
2 stops
SFO20:39San Francisco
11 Jul
SFO19:14San Francisco
35h 56m
2 stops
LHR07:10London Heathrow

TAP AIR PORTUGAL flights from London Heathrow Airport to San Francisco

Our best TAP AIR PORTUGAL deals on London Heathrow Airport to San Francisco flight tickets
TAP AIR PORTUGAL
12 Sep
LHR15:50London Heathrow
26h 40m
1 stop
SFO18:30San Francisco
24 Nov
SFO11:40San Francisco
16h 50m
1 stop
LHR04:30London Heathrow
TAP AIR PORTUGAL
8 Sep
LHR15:50London Heathrow
26h 40m
1 stop
SFO18:30San Francisco
24 Nov
SFO11:40San Francisco
16h 50m
1 stop
LHR04:30London Heathrow
TAP AIR PORTUGAL
7 Jul
LHR07:20London Heathrow
31h 21m
2 stops
SFO14:41San Francisco
27 Jul
SFO12:15San Francisco
17h 30m
1 stop
LHR05:45London Heathrow

KLM flights from London Heathrow Airport to San Francisco

Our best KLM deals on London Heathrow Airport to San Francisco flight tickets
KLM
22 Aug
LHR02:30London Heathrow
14h 05m
1 stop
SFO16:35San Francisco
12 Sep
SFO13:11San Francisco
12h 19m
1 stop
LHR01:30London Heathrow
KLM
16 Nov
LHR01:30London Heathrow
13h 45m
1 stop
SFO15:15San Francisco
7 Dec
SFO03:00San Francisco
16h 05m
1 stop
LHR19:05London Heathrow
KLM
25 Oct
LHR02:30London Heathrow
14h 05m
1 stop
SFO16:35San Francisco
8 Nov
SFO03:00San Francisco
16h 10m
1 stop
LHR19:10London Heathrow

  • Are airlines flying from London Heathrow to San Francisco offering flexible changes due to COVID-19?

    Due to the global impact of COVID-19, some of our airline partners operating flights from London Heathrow to San Francisco, such as American Airlines may have flexible change policies in place. Use our site to search for all of the airlines offering this flexibility to you.

  • How far is London Heathrow to San Francisco by plane?

    There are 8596.0 km between London Heathrow and San Francisco. In terms of flight time, this usually takes a little over 10h 55m.



Alternative routes for London Heathrow Airport to San Francisco

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
London to San Francisco Flights
Fastest flight time10h 45m
Cheapest price$2,938
London to Los Angeles Flights
Fastest flight time11h 15m
Cheapest price$1,713

Similar London Heathrow Airport to San Francisco flights

Flexible with your destination? Broaden your search and find flights similar to your London Heathrow Airport to San Francisco route

Why use momondo?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to San Francisco from London.

momondo does allow users to show only those flights to San Francisco from London which offer a flexible booking policy as well as other useful filters and features.

momondo provides multiple filters to help you find the best flight to San Francisco from London. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

If you are simply researching potential flights to San Francisco, momondo offers a useful price alert feature which will track prices for flights to San Francisco from London and alert you when they change.


Here's why travellers choose to use momondo
Flexible Travel
momondo understands the need for flexibility and we have a filter specifically for flights with no change fees.
Expert Insights
Data driven insights designed to help you find a great flight deal. From the cheapest time to depart to how far in advance to book.
Price Alerts
Track the price of your preferred flight route and be notified when it changes.