Flights San Francisco → Seattle

One way · Economy · 1 adult · price per person · next 14 days from September 10, 2026

Last observed price on Aviasales for 4 of 15 dates; the lowest is $116. Prices are not guaranteed and are confirmed at booking time.

Last observed price by date

Date	Last observed price	Flight	Departure	Arrival	Stops
Thu, Sep 10	—	—	—	—	—
Fri, Sep 11	—	—	—	—	—
Sat, Sep 12	$194	Frontier Airlines F91230 (1st of 2 flights)	6:04 AM SFO (SFO)	3:08 PM Sea-Tac (SEA)	1 stop · Denver International
Sun, Sep 13	—	—	—	—	—
Mon, Sep 14	—	—	—	—	—
Tue, Sep 15	—	—	—	—	—
Wed, Sep 16	—	—	—	—	—
Thu, Sep 17	—	—	—	—	—
Fri, Sep 18	—	—	—	—	—
Sat, Sep 19	—	—	—	—	—
Sun, Sep 20	—	—	—	—	—
Mon, Sep 21	$132	Frontier Airlines F92858 (1st of 2 flights)	12:07 PM SFO (SFO)	6:36 PM Sea-Tac (SEA)	1 stop · Los Angeles International
Tue, Sep 22	—	—	—	—	—
Wed, Sep 23	$116lowest	Frontier Airlines F91230 (1st of 2 flights)	6:04 AM SFO (SFO)	3:08 PM Sea-Tac (SEA)	1 stop · Denver International
Thu, Sep 24	$136	Frontier Airlines F92858 (1st of 2 flights)	12:07 PM SFO (SFO)	6:36 PM Sea-Tac (SEA)	1 stop · Los Angeles International

Price not guaranteed: it is confirmed on Aviasales at booking time. How it works

San Francisco, United States (SFO, city code)

San Francisco International (SFO).

Seattle, United States (SEA, city code)

Seattle-Tacoma (SEA).

FromToDeparture date