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Flights from London to San Francisco

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London to San Francisco flight comparison made easy

Below you can see the best fares for your route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from London to San Francisco by changing tabs
Quickest
Cheapest
SWISS
SWISS
LHR
9:40 am
London Heathrow airport
15h 20m
1 Stop
5:00 pm
SFO
San Francisco airport
SWISS
SFO
5:25 am
San Francisco airport
10h 30m
11:55 pm
LHR
London Heathrow airport
371 USD
SWISS
SWISS
LHR
9:40 am
London Heathrow airport
15h 20m
1 Stop
5:00 pm
SFO
San Francisco airport
SWISS
SFO
5:25 am
San Francisco airport
10h 30m
11:55 pm
LHR
London Heathrow airport
371 USD
Brussels Airlines
Brussels Airlines
LHR
7:50 am
London Heathrow airport
21h 14m
2 Stops
9:04 pm
SFO
San Francisco airport
Brussels Airlines
SFO
12:40 pm
San Francisco airport
10h 30m
7:10 am
+1
LHR
London Heathrow airport
379 USD
KLM
KLM
LHR
12:15 pm
London Heathrow airport
11h 00m
3:15 pm
SFO
San Francisco airport
KLM
SFO
1:10 pm
San Francisco airport
10h 15m
7:25 am
+1
LHR
London Heathrow airport
423 USD
British Airways
British Airways
LHR
12:20 pm
London Heathrow airport
11h 05m
3:25 pm
SFO
San Francisco airport
British Airways
SFO
12:35 pm
San Francisco airport
10h 25m
7:00 am
+1
LHR
London Heathrow airport
397 USD
SWISS
SWISS
LHR
9:40 am
London Heathrow airport
15h 20m
1 Stop
5:00 pm
SFO
San Francisco airport
SWISS
SFO
5:25 am
San Francisco airport
10h 30m
11:55 pm
LHR
London Heathrow airport
371 USD

How to get the cheapest flight from London 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 for your trip
CHEAPEST MONTH TO FLY
February
The cheapest time of year to fly to San Francisco from London is February. Most expensive is July
CHEAPEST DAY TO FLY
Tuesday
The cheapest day of the week is typically Tuesday. The most expensive is typically Sunday
CHEAPEST TIME TO FLY
in the Morning
London to San Francisco flights are approximately 14% more expensive at Noon than in the Morning
CHEAPEST AIRLINE
Brussels Airlines
Brussels Airlines, Lufthansa, and WestJet are the most popular carriers operating from London to San Francisco
CHEAPEST ROUTE
London Heathrow - San Francisco
Fly from London Heathrow to San Francisco for the best London - San Francisco flight prices
CHEAPEST TIME TO BOOK
59 days before
The cheapest time to buy a flight from London to San Francisco is approximately 59 days to departure
60
Days before departure
0

Flight information for London to San Francisco

Find info about flight duration, direct flights, and airports for your flight from London to San Francisco
Fastest flight time
11h 0m
The fastest flight from London to San Francisco takes 11h 0m.
Direct flights
Every day
Direct flights go from London to San Francisco every day.
Airports in San Francisco
1 airport
There is 1 airport near San Francisco: San Francisco (SFO)

Alternative routes for London to San Francisco

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times

Cost comparison between London and San Francisco

Compare the costs of everyday items in London and San Francisco
Food
Inexpensive restaurant
20 USD
London
15 USD
San Francisco
Fast food
McDonald's meal
7.89 USD
London
8.05 USD
San Francisco
Soft drink
0.33 liter
1.73 USD
London
2.28 USD
San Francisco
Coffee
Cappuccino
3.62 USD
London
4.47 USD
San Francisco
Public transport
One-way ticket
3.29 USD
London
2.77 USD
San Francisco

Flights from London to:

Flights to San Francisco from:

  • London
  • England
  • United Kingdom
  • Europe