Detroit to Seattle
DTWSEA
Fly from Detroit to Seattle starting at USD 118 with Frontier Airlines.
Best fare available on Nov 4, 2026.
Limited seats. Better plans. Book before it's gone.
Detroit to Seattle cheapest flights this week
Detroit to Seattle monthly flight fare trend
Sep
from USD 180
Oct
from USD 210
Nov
from USD 118
Dec
No flights
Jan
No flights
Feb
No flights
Airport Details
Origin
Detroit
Detroit Metropolitan Wayne County Airport (DTW)
Detroit, DTW
Zone
Detroit
Elev
645 ft
Destination
Seattle
Seattle–Tacoma International Airport (SEA)
Seattle, SEA
Zone
Los Angeles
Elev
433 ft
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