Seattle to Portland

BFIPDX

Fly from Seattle to Portland starting at USD 140 with X4.Best fare available on Sep 9, 2026.Limited seats. Better plans. Book before it's gone.

Seattle to Portland cheapest flights this week

7 Aug
X4
08:05BFI
08:55PDX
DirectUSD 208VIEW DEAL
9 Aug
X4
08:15BFI
09:05PDX
DirectUSD 262VIEW DEAL
10 Aug
X4
20:05BFI
20:55PDX
DirectUSD 247VIEW DEAL
16 Aug
X4
15:05BFI
15:55PDX
DirectUSD 241VIEW DEAL
17 Aug
X4
08:20BFI
09:10PDX
DirectUSD 204VIEW DEAL
18 Aug
X4
17:25BFI
18:15PDX
DirectUSD 204VIEW DEAL
9 Sept
X4
05:25BFI
06:15PDX
DirectUSD 140VIEW DEAL

Seattle to Portland monthly flight fare trend

Aug
from USD 204
Sep
from USD 140
Oct
No flights
Nov
No flights
Dec
No flights
Jan
No flights

Airport Details

Origin

Seattle

Boeing Field King County International Airport (BFI)

Seattle, BFI
Zone

Los Angeles

Elev

21 ft

Destination

Portland

Portland International Airport (PDX)

Portland, PDX
Zone

Los Angeles

Elev

31 ft