Take off on cheap flights from San Francisco to London, your adventure starts now!

Find cheap airline tickets from San Francisco to London by date

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  • June 2023
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  • price
  • month of departure
  • month of return
$669
United Airlines outward: Sep 13, 2023
5:00p SFO » 7:30a LHR
United Airlines 1 stop (14h30m)
Swiss inbound: Sep 20, 2023
7:00a LHR » 1:35a SFO
Swiss 1 stop (18h35m)
$1,300
Unknown Company outward: Jun 19, 2023
8:45a SFO » 8:55a LGW
Unknown Company 1 stop (24h10m)
Delta Air Lines inbound: Jun 26, 2023
5:20p LHR » 4:22p SFO
Delta Air Lines 1 stop (23h02m)
Return
Departure
Choose when you'd like to depart to London (United Kingdom):
Find the cheapest San Francisco London flight by browsing the dates below to find alternative flight prices found in the last days. To launch a flight search for San Francisco - London with these new dates, click on an offer. Want to depart from another city? Choose:

Airlines operating flights from San Francisco to London

  • any
  • June 2023
  • July 2023
  • August 2023
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  • October 2023
  • November 2023
  • December 2023
  • January 2024
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  • all
  • Air Canada
  • Delta Air Lines
  • Finnair
  • Iberia
  • Icelandair
  • KLM
  • TAP Air Portugal
  • Virgin Atlantic
  • WestJet
WestJet
outbound: Sep 13, 2023
WestJet 2 stops
return: Sep 20, 2023
easyJet 2 stops
TAP Air Portugal
outbound: Aug 12, 2023
TAP Air Portugal 1 stop
return: Aug 22, 2023
TAP Air Portugal 1 stop
Finnair
outbound: Aug 12, 2023
Finnair 1 stop
return: Aug 22, 2023
Finnair 1 stop
Air Canada
outbound: Aug 12, 2023
Air Canada 1 stop
return: Aug 22, 2023
Air Canada 1 stop
Icelandair
outbound: Aug 12, 2023
Icelandair 2 stops
return: Aug 22, 2023
Icelandair 2 stops
Virgin Atlantic
outbound: Sep 13, 2023
Virgin Atlantic direct
return: Sep 20, 2023
Virgin Atlantic 1 stop
Delta Air Lines
outbound: Sep 13, 2023
Delta Air Lines 1 stop
return: Sep 20, 2023
Delta Air Lines 1 stop
KLM
outbound: Jun 18, 2023
KLM 1 stop
return: Jun 26, 2023
KLM direct
Iberia
outbound: Jun 18, 2023
Iberia 1 stop
return: Jun 26, 2023
Iberia 1 stop

Travel tips for flights San Francisco - London

Average flight duration: 23h36m (flight with stopovers)

  • Arrival city:
  • London, United Kingdom
  • Airport(s):
  • London City Airport (LCY)
  • Heathrow International Airport (LHR)
  • Gatwick International Airport (LGW)
  • London Luton Airport (LTN)
  • London Stansted Airport (STN)
  • Southend Airport (SEN)
  • Local time:
  • Jun 2, 2023 5:05 PM, GMT+1
  • Weather:
  • min. 47ºF, max. 70ºF
  • Departure city:
  • San Francisco, USA
  • Airport(s):
  • San Francisco International Airport (SFO)
  • Oakland International Airport (OAK)
  • Norman Y. Mineta San Jose International Airport (SJC)
  • Local time:
  • Jun 2, 2023 9:05 AM, GMT-7
  • Weather:
  • min. 53ºF, max. 60ºF