Alaska Airlines Flights from Detroit to Seattle

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Lowest fares from Detroit to Seattle

Jun 2025
From$365*
Seen: 22 hours ago
Flight Type One Way|Saver
$249
$439
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Range$249-$439

*Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.

One-way low-fare flights Detroit to Seattle.*

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One-way low-fare flights Detroit to Seattle.*
From
To
Fare Type
Dates
Price
Detroit (DTW)Seattle (SEA)One-way
|
Saver		Depart: Sep 20, 2025

From

$169

Seen: 22 hours ago

Detroit (DTW)Seattle (SEA)One-way
|
Saver		Depart: Aug 20, 2025

From

$169

Seen: 1 day ago

Detroit (DTW)Seattle (SEA)One-way
|
Saver		Depart: Sep 30, 2025

From

$169

Seen: 2 hours ago

Detroit (DTW)Seattle (SEA)One-way
|
Saver		Depart: Sep 19, 2025

From

$189

Seen: 1 day ago

Detroit (DTW)Seattle (SEA)One-way
|
Saver		Depart: Aug 24, 2025

From

$189

Seen: 23 hours ago

Detroit (DTW)Seattle (SEA)One-way
|
Saver		Depart: Aug 11, 2025

From

$204

Seen: 2 hours ago

Detroit (DTW)Seattle (SEA)One-way
|
Saver		Depart: Mar 18, 2026

From

$204

Seen: 7 hours ago

Detroit (DTW)Seattle (SEA)One-way
|
Saver		Depart: Aug 15, 2025

From

$234

Seen: 8 hours ago

*Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.

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