$149 Cheap United flights Detroit (DTW) to Seattle (SEA)

View $149 flight on Wed, Sep 3, 2025Opens in a new window

$149 Cheap United flights Detroit (DTW) to Seattle (SEA)

Prices were available within the past 7 days and start at $149 for one-way flights and $274 for roundtrip, for the period specified. Prices and availability are subject to change. Additional terms apply.
United
Sat, Sep 6 - Sat, Sep 13
DTW
Detroit
SEA
Seattle
$274
Roundtrip
Found 5 days ago
Select United flight, departing Sat, Sep 6 from Detroit to Seattle, returning Sat, Sep 13, priced at $274 Found 5 days ago
United
Wed, Sep 3 - Thu, Sep 11
DTW
Detroit
SEA
Seattle
$285
Roundtrip
Found 6 days ago
Select United flight, departing Wed, Sep 3 from Detroit to Seattle, returning Thu, Sep 11, priced at $285 Found 6 days ago
United
Sat, Sep 6 - Sat, Sep 13
DTW
Detroit
SEA
Seattle
$292
Roundtrip
Found 5 days ago
Select United flight, departing Sat, Sep 6 from Detroit to Seattle, returning Sat, Sep 13, priced at $292 Found 5 days ago
United
Sun, Sep 7 - Sun, Sep 14
DTW
Detroit
SEA
Seattle
$303
Roundtrip
Found 6 days ago
Select United flight, departing Sun, Sep 7 from Detroit to Seattle, returning Sun, Sep 14, priced at $303 Found 6 days ago
United
Wed, Sep 3 - Fri, Sep 12
DTW
Detroit
SEA
Seattle
$305
Roundtrip
Found 2 days ago
Select United flight, departing Wed, Sep 3 from Detroit to Seattle, returning Fri, Sep 12, priced at $305 Found 2 days ago
United
Sat, Sep 6 - Sat, Sep 13
DTW
Detroit
SEA
Seattle
$309
Roundtrip
Found 5 days ago
Select United flight, departing Sat, Sep 6 from Detroit to Seattle, returning Sat, Sep 13, priced at $309 Found 5 days ago
Flights from Detroit (DTW) to Seattle (SEA)
Origin airport
Detroit Metropolitan Wayne County
Destination airport
Seattle - Tacoma Intl.
Distance
3074 km
Average flight time
1 hour 57 mins