Flights from London to San Francisco

Depart
Return
Any month
Compare vs. momondo |

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
8:00 pm
London Heathrow airport
28h 15m
1 Stop
5:15 pm
+1
SFO
San Francisco airport
SWISS
SFO
4:35 am
San Francisco airport
12h 55m
1 Stop
12:30 am
+1
LHR
London Heathrow airport
368 USD
British Airways
British Airways
LHR
2:55 pm
London Heathrow airport
11h 15m
7:10 pm
SFO
San Francisco airport
British Airways
SFO
8:37 am
San Francisco airport
23h 33m
1 Stop
3:10 pm
+1
LHR
London Heathrow airport
378 USD
Austrian Airlines
Austrian Airlines
LHR
7:35 pm
London Heathrow airport
31h 40m
2 Stops
8:15 pm
+1
SFO
San Francisco airport
Austrian Airlines
SFO
12:30 am
San Francisco airport
29h 25m
1 Stop
1:55 pm
+1
LHR
London Heathrow airport
390 USD
Norwegian Air UK
Norwegian Air UK
LGW
2:30 pm
London Gatwick airport
11h 00m
5:30 pm
SFO
San Francisco airport
Norwegian Air UK
SFO
11:30 am
San Francisco airport
10h 10m
5:40 am
+1
LGW
London Gatwick airport
391 USD
United Airlines
United Airlines
LHR
9:20 am
London Heathrow airport
11h 10m
12:30 pm
SFO
San Francisco airport
United Airlines
SFO
7:10 am
San Francisco airport
10h 30m
1:40 am
+1
LHR
London Heathrow airport
431 USD
Lufthansa
Lufthansa
LHR
8:30 am
London Heathrow airport
15h 00m
1 Stop
4:30 pm
SFO
San Francisco airport
Lufthansa
SFO
1:35 pm
San Francisco airport
10h 30m
7:05 am
+1
LHR
London Heathrow airport
396 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
October
The cheapest time of year to fly to San Francisco from London is October. 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 26% more expensive at Noon than in the Morning
CHEAPEST AIRLINE
Brussels Airlines
Brussels Airlines, Lufthansa, and Major Airline 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
60 days before
The cheapest time to buy a flight from London to San Francisco is approximately 60 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 10m
The fastest flight from London to San Francisco takes 11h 10m.
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
16 USD
San Francisco
Fast food
McDonald's meal
8 USD
London
8 USD
San Francisco
Soft drink
0.33 liter
1.72 USD
London
2 USD
San Francisco
Coffee
Cappuccino
3.58 USD
London
4 USD
San Francisco
Public transport
One-way ticket
3.28 USD
London
3 USD
San Francisco

Flights from London to:

Flights to San Francisco from:

  • London
  • England
  • United Kingdom
  • Europe