Cheap Alaska Airlines flights Ontario (ONT) to San Francisco (SFO)

Cheap Alaska Airlines flights Ontario (ONT) to San Francisco (SFO)

Prices were available within the past 7 days and start at for one-way flights and $652 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Sep 19 - Mon, Sep 22

ONT

Ontario

SFO

San Francisco

$652 Roundtrip, found 20 hours ago

$652

Roundtrip

found 20 hours ago

Select Alaska Airlines flight, departing Fri, Sep 19 from Ontario to San Francisco, returning Mon, Sep 22, priced at $652 found 20 hours ago