Cheap San Francisco Flights and Deals Dep: Apr 29 Rtn: May 06PDXPortlandSFOSan Francisco$106.61 Dep: Apr 10 Rtn: Apr 17LASLas VegasSFOSan Francisco$115.60 Dep: May 14 Rtn: May 14LAXLos AngelesSFOSan Francisco$121.00 Dep: Apr 30 Rtn: Apr 30SNASanta AnaSFOSan Francisco$121.00 Dep: May 07 Rtn: May 08LGBLong BeachSFOSan Francisco$126.60Ref:1GxrKSfFlUW0b3nqmi08CA * All fares above were last found on: Mar 22, 2019 and 8:08:49 PM. Fares are round trip. Fares incl. all fuel surcharges, our service fees and taxes. Displayed fares are based on historical data, are subject to change and cannot be guaranteed at the time of booking. See all booking terms and conditions.