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Cheap Flights from Portland to San Francisco, CA, United States - PWM to SFO (reverse)

Did You Know?

You must make at least one connection to fly from Portland, ME to San Francisco.
American Airlines has 490 connecting flights between Portland, ME and San Francisco.
229,673 seats are available per week to fly from Portland, ME to San Francisco.
There are 5648 flights from Portland, ME to San Francisco per week.

Cheap Domestic Flights from Portland - PWM

Flights
Airline
Lowest Price
Delta, US Airways, JetBlue
$357
United, Delta, US Airways, JetBlue
$355

Cheap Domestic Flights to San Francisco - SFO

Flights
Airline
Lowest Price
Alaska, United, Delta, American, US Airways, Sun Country, Hawaiian, JetBlue, Virgin America, AirTran
$313
United, Delta, American, US Airways, AirTran
$352
United, Delta, US Airways, AirTran
$300
United, Delta, US Airways
$371
United, Delta, US Airways, JetBlue
$362
United, Delta, US Airways, AirTran
$305
Delta, US Airways
$400
Alaska, Delta, American, US Airways, Spirit, JetBlue, AirTran
$306
Alaska, Delta, United, American, US Airways, JetBlue, Virgin America, AirTran
$280
Delta, US Airways
$367
Delta, US Airways, American
$360
Delta, US Airways
$367
Delta, US Airways, JetBlue
$356
Alaska, United, Delta, American, US Airways, Sun Country, Spirit, Hawaiian, JetBlue, Virgin America, AirTran
$335
Alaska, United, Delta, US Airways, American, JetBlue, AirTran
$370
United, Delta, US Airways, American
$360
Delta, United, US Airways
$342
Delta, United, US Airways
$368
United, Delta, US Airways
$372
Alaska, Delta, United, American, US Airways, Sun Country, Spirit, JetBlue, Virgin America, AirTran
$312
United, Delta, US Airways, JetBlue
$370
Alaska, United, Delta, US Airways, American, Spirit, JetBlue, AirTran
$158
United, Delta, US Airways, American, Sun Country, Spirit, JetBlue
$188
Alaska, United, Delta, US Airways, American, JetBlue, AirTran
$161
United, Delta, US Airways, American
$346
Alaska, United, American, US Airways
$320
Delta, Alaska, American
$460
United, Delta, US Airways, American, Spirit, AirTran
$266
Cheap Flights from Portland to San Francisco, CA, United States, from $364 Round trip from PWM to SFO