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Cheap Flights from San Francisco to London, ON, Canada - SFO to YXU

Did You Know?

United Airlines has 490 connecting flights between San Francisco, CA and London.
You must make at least one connection to fly from San Francisco, CA to London.

Cheap Domestic Flights from San Francisco - SFO

Flights
Airline
Lowest Price
Frontier, Virgin America, US Airways, American, Sun Country, AirTran, United, Alaska, Delta
$204
AirTran, Frontier, US Airways, American, Delta, United, Alaska
$273
American, Delta, Frontier, Alaska, United, AirTran, US Airways
$331
American, Frontier, Delta, US Airways, Alaska, United
$331
US Airways, American, Delta, JetBlue, United, AirTran
$393
Delta, United, American, US Airways, Sun Country, AirTran, Virgin America, Frontier, Alaska, JetBlue
$329
United, Virgin America, JetBlue, US Airways, American, Delta, Alaska
$329
US Airways, American, JetBlue, AirTran, United, Delta
$414
Delta, US Airways, JetBlue, AirTran, Virgin America, United, Alaska, American
$441
American, US Airways, JetBlue, AirTran, Delta, United
$439
JetBlue, AirTran, Delta, Hawaiian, Sun Country, US Airways, American, Alaska, United, Virgin America
$255
Virgin America, American, Alaska, United, Delta, Hawaiian, US Airways
$140
Sun Country, Frontier, Virgin America, Alaska, US Airways, American, Delta, United
$244

Cheap Domestic Flights to London - YXU

Flights
Airline
Lowest Price
American, United, AirTran, Virgin America, JetBlue, US Airways, Alaska
$287
US Airways, American, Delta, Alaska, AirTran, Spirit
$171
Spirit, AirTran, JetBlue, American, US Airways
$287
American, Alaska, Delta, US Airways, AirTran, United
$288
JetBlue, US Airways, American, United, AirTran
$282
American, Delta, United, AirTran, US Airways, Virgin America, Alaska
$253
AirTran, Delta, Spirit, US Airways, Alaska, American
$324
United, Delta, American, Alaska, US Airways, AirTran
$352
Alaska, United, Delta, US Airways, American, AirTran
$426

Cheap International Flights from San Francisco - SFO

Flights
Airline
Lowest Price
American, US Airways, United, Alaska, WestJet, Delta, Air Canada
$451

Cheap International Flights to London - YXU

Flights
Airline
Lowest Price
United, Air Canada
$830
Air Canada, United
$825
United, Delta, US Airways, American, Air Canada, Alaska
$461
United, Air Canada, Alaska, American, Delta, US Airways
$440
US Airways, Delta
$467
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Cheap Flights from San Francisco to London, ON, Canada, from $604 Round trip from SFO to YXU