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

Did You Know?

United Airlines has 490 connecting flights between San Francisco, CA and London.
There are 2296 flights from San Francisco, CA to London per week.
75,382 seats are available per week to fly from San Francisco, CA to 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
$264
AirTran, Frontier, US Airways, American, Delta, United, Alaska
$266
American, Delta, Frontier, Alaska, United, AirTran, US Airways
$322
American, Frontier, Delta, US Airways, Alaska, United
$322
US Airways, American, Delta, JetBlue, United, AirTran
$364
Delta, United, American, US Airways, Sun Country, AirTran, Virgin America, Frontier, Alaska, JetBlue
$314
United, Virgin America, JetBlue, US Airways, American, Delta, Alaska
$394
US Airways, American, JetBlue, AirTran, United, Delta
$390
Delta, US Airways, JetBlue, AirTran, Virgin America, United, Alaska, American
$405
American, US Airways, JetBlue, AirTran, Delta, United
$351
JetBlue, AirTran, Delta, Hawaiian, Sun Country, US Airways, American, Alaska, United, Virgin America
$322
Virgin America, American, Alaska, United, Delta, Hawaiian, US Airways
$145
Sun Country, Frontier, Virgin America, Alaska, US Airways, American, Delta, United
$266

Cheap Domestic Flights to London - YXU

Flights
Airline
Lowest Price
American, United, AirTran, Virgin America, JetBlue, US Airways, Alaska
$314
US Airways, American, Delta, Alaska, AirTran, Spirit
$171
Spirit, AirTran, JetBlue, American, US Airways
$298
American, Alaska, Delta, US Airways, AirTran, United
$486
JetBlue, US Airways, American, United, AirTran
$358
American, Delta, United, AirTran, US Airways, Virgin America, Alaska
$242
AirTran, Delta, Spirit, US Airways, Alaska, American
$313
United, Delta, American, Alaska, US Airways, AirTran
$196
Alaska, United, Delta, US Airways, American, AirTran
$268

Cheap International Flights from San Francisco - SFO

Flights
Airline
Lowest Price
American, US Airways, United, Alaska, WestJet, Delta, Air Canada
$421

Cheap International Flights to London - YXU

Flights
Airline
Lowest Price
United, Air Canada
$735
Air Canada, United
$749
United, Delta, US Airways, American, Air Canada, Alaska
$451
United, Air Canada, Alaska, American, Delta, US Airways
$427
US Airways, Delta
$458
Cheap Flights from San Francisco to London, ON, Canada, from $563 Round trip from SFO to YXU