Flights Seattle → Phoenix

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

Last observed price on Aviasales for 5 of 15 dates; the lowest is $118. 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	—	—	—	—	—
Sun, Sep 13	—	—	—	—	—
Mon, Sep 14	$118lowest	Alaska Airlines AS632	7:00 PM Sea-Tac (SEA)	10:00 PM Sky Harbor (PHX)	Direct
Tue, Sep 15	—	—	—	—	—
Wed, Sep 16	—	—	—	—	—
Thu, Sep 17	—	—	—	—	—
Fri, Sep 18	$146	Frontier Airlines F93406 (1st of 2 flights)	4:27 PM Sea-Tac (SEA)	11:43 PM Sky Harbor (PHX)	1 stop · Denver International
Sat, Sep 19	—	—	—	—	—
Sun, Sep 20	$169	Frontier Airlines F94204 (1st of 2 flights)	9:45 PM Sea-Tac (SEA)	12:22 PM (+1) Sky Harbor (PHX)	1 stop · Las Vegas Harry Reid
Mon, Sep 21	—	—	—	—	—
Tue, Sep 22	$136	Alaska Airlines AS700	1:42 PM Sea-Tac (SEA)	4:42 PM Sky Harbor (PHX)	Direct
Wed, Sep 23	$129	Frontier Airlines F93406 (1st of 2 flights)	4:27 PM Sea-Tac (SEA)	11:43 PM Sky Harbor (PHX)	1 stop · Denver International
Thu, Sep 24	—	—	—	—	—

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

Seattle, United States (SEA, city code)

Seattle-Tacoma (SEA).

Phoenix, United States (PHX, city code)

Phoenix Sky Harbor (PHX), Phoenix-Mesa Gateway (AZA).

FromToDeparture date