Seattle to Phoenix

SEAPHX

Fly from Seattle to Phoenix starting at USD 107 with Frontier Airlines.Best fare available on Oct 11, 2026.Limited seats. Better plans. Book before it's gone.

Seattle to Phoenix cheapest flights this week

4 Sept
Frontier Airlines
13:35SEA
23:39PHX
1 StopUSD 172VIEW DEAL
5 Sept
Frontier Airlines
14:37SEA
21:28PHX
1 StopUSD 160VIEW DEAL
7 Sept
Frontier Airlines
21:36SEA
19:21PHX
1 StopUSD 176VIEW DEAL
10 Sept
Frontier Airlines
21:45SEA
12:22PHX
1 StopUSD 162VIEW DEAL
11 Sept
Frontier Airlines
16:27SEA
23:43PHX
1 StopUSD 147VIEW DEAL
12 Sept
Frontier Airlines
16:27SEA
23:43PHX
1 StopUSD 136VIEW DEAL
12 Sept
Frontier Airlines
10:53SEA
22:13PHX
1 StopUSD 134VIEW DEAL
9 Oct
Southwest Airlines
18:50SEA
21:40PHX
DirectUSD 113VIEW DEAL
11 Oct
Frontier Airlines
20:00SEA
00:10PHX
1 StopUSD 107VIEW DEAL
17 Dec
Alaska Airlines
07:55SEA
10:58PHX
DirectUSD 141VIEW DEAL

Seattle to Phoenix monthly flight fare trend

Sep
from USD 134
Oct
from USD 107
Nov
No flights
Dec
from USD 141
Jan
No flights
Feb
No flights

Airport Details

Origin

Seattle

Seattle–Tacoma International Airport (SEA)

Seattle, SEA
Zone

Los Angeles

Elev

433 ft

Destination

Phoenix

Phoenix Sky Harbor International Airport (PHX)

Phoenix, PHX
Zone

Phoenix

Elev

1135 ft

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