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Cheap flights from San Francisco (SFO) to Heathrow (LHR)

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The best prices from San Francisco to Heathrow are usually found in October or November, booked 60 days in advance, depart on a Tuesday or Wednesday and return on a Thursday

$980
$800
$620
$446
Price
$446 - $872
Temperature
46 - 75 °F
Rainfall
2 - 3 inches
Most popular in June High demand for flights, 27% potential price rise
Cheapest in October Best time to find cheap flights, 5% potential price drop
Average price $479 Price for this month
Cheapest price $446 From San Francisco to Heathrow

Cheap flights from San Francisco to Heathrow in January 2020

The best prices found for SFO to LHR flights for January
29 Jan - 4 Feb
$365pp
SFO
San Francisco
British Airways
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
British Airways
 
1 STOP
SFO
San Francisco
30 Jan - 6 Feb
$380pp
SFO
San Francisco
Finnair
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
Finnair
Non-Stop
SFO
San Francisco
31 Jan - 19 Feb
$395pp
SFO
San Francisco
British Airways
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
British Airways
 
1 STOP
SFO
San Francisco

San Francisco to Heathrow 2020 flight deals

Cheap flights to Heathrow from San Francisco found for this year
30 Apr - 18 May
$266pp
SFO
San Francisco
Brussels Airlines
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
Brussels Airlines
Non-Stop
SFO
San Francisco
25 Mar - 31 Mar
$304pp
SFO
San Francisco
Brussels Airlines
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
Brussels Airlines
   
2 STOPS
SFO
San Francisco
28 Aug - 10 Sep
$331pp
SFO
San Francisco
Finnair
 
1 STOP
LHR
London Heathrow
LHR
London Heathrow
Finnair
 
1 STOP
SFO
San Francisco

Last minute flights from San Francisco to Heathrow

Late deals on round-trip flights to Heathrow from San Francisco, departing today and this week
27 Jan - 13 Feb
$355pp
SFO
San Francisco
Finnair
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
Finnair
Non-Stop
SFO
San Francisco
29 Jan - 4 Feb
$365pp
SFO
San Francisco
British Airways
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
British Airways
 
1 STOP
SFO
San Francisco
30 Jan - 6 Feb
$380pp
SFO
San Francisco
Finnair
Non-Stop
LHR
London Heathrow
LHR
London Heathrow
Finnair
Non-Stop
SFO
San Francisco

Alternative routes for San Francisco to Heathrow

Destination information for Heathrow

Things to know before you go. Useful info for your trip from San Francisco to Heathrow
Today's exchange rate
$1.00 = £0.77
Flight duration
10h 53m
Average temperature for January in Heathrow
48.2 °F
Avg rainfall for January in Heathrow
2.1 ″

Airports servicing San Francisco

Airports servicing London

Weekly flight availability
from San Francisco to Heathrow
Sunday
28 daily flights
Monday
31 daily flights
Tuesday
26 daily flights
Wednesday
31 daily flights
Thursday
31 daily flights
Friday
38 daily flights
Saturday
31 daily flights

Related info for your journey

Useful info, stats and facts about San Francisco to Heathrow flights.

Flight FAQs

From San Francisco to Heathrow

What days are nonstop flights available from San Francisco to Heathrow?

Days when nonstop flights are available for this flight are: Monday, Wednesday, Thursday, Saturday.

How popular is this flight route?

The San Francisco to London Heathrow flight path was viewed by 21 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

What percent of flights are delayed?

Flights from San Francisco to Heathrow are usually delayed by 36min. so prepare accordingly.

How many passenger seats are available on a flight on this route?

On average, there are a total of 1,908 seats offered from San Francisco to London Heathrow per day.

What is the cheapest airline for this route?

When searching, try setting your filters to view flights for British Airways, as currently they have the cheapest options available from San Francisco to Heathrow. On average you can find 52 flights for this flight path daily.

How long does the flight from San Francisco to Heathrow take?

You can expect a flight time of up to 11 hours for nonstop. Airlines will travel a distance of up to 3,345 miles.

How many flights depart from San Francisco to Heathrow on average per day?

On average 48 flights depart from San Francisco to London Heathrow per day.
Afternoon (Noon - 6pm) - 40% of flight departures
Evening (6pm - Midnight) - 60% of flight departures

Does it rain more in San Francisco or Heathrow?

In San Francisco, there will be greater rainfall in San Francisco compared to Heathrow over the next 15 days.

Is San Francisco weather warmer or cooler than Heathrow?

Our data indicates that the weather will be 77 °F on average in the month of September. The temperature in Heathrow is typically colder than in San Francisco. If you're traveling when the temperature is at its warmest, push to plan early, as flight price and availability will have an impact on your travels. For the best results, search for flights well in advance or after peak season.