Portland to Seattle
PDXSEA
Fly from Portland to Seattle starting at USD 167 with Alaska Airlines.
Best fare available on Nov 26, 2026.
Limited seats. Better plans. Book before it's gone.
Portland to Seattle cheapest flights this week
Portland to Seattle monthly flight fare trend
Nov
from USD 167
Dec
No flights
Jan
No flights
Feb
No flights
Mar
No flights
Apr
from USD 180
Airport Details
Origin
Portland
Portland International Airport (PDX)
Portland, PDX
Zone
Los Angeles
Elev
31 ft
Destination
Seattle
Seattle–Tacoma International Airport (SEA)
Seattle, SEA
Zone
Los Angeles
Elev
433 ft
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