Alaska Airlines Flights from Detroit to Seattle
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1 Passenger
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Lowest fares from Detroit to Seattle
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One-way low-fare flights Detroit to Seattle.*
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From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| Detroit (DTW) | Seattle (SEA) | One-way | Saver | Depart: Dec 11, 2025 | From $120 Seen: 23 hours ago | |
| Detroit (DTW) | Seattle (SEA) | One-way | Saver | Depart: Jan 5, 2026 | From $120 Seen: 23 hours ago | |
| Detroit (DTW) | Seattle (SEA) | One-way | Saver | Depart: Jan 7, 2026 | From $120 Seen: 23 hours ago | |
| Detroit (DTW) | Seattle (SEA) | One-way | Saver | Depart: Jan 14, 2026 | From $120 Seen: 23 hours ago | |
| Detroit (DTW) | Seattle (SEA) | One-way | Saver | Depart: Jan 20, 2026 | From $120 Seen: 23 hours ago | |
| Detroit (DTW) | Seattle (SEA) | One-way | Saver | Depart: Jan 21, 2026 | From $120 Seen: 23 hours ago | |
| Detroit (DTW) | Seattle (SEA) | One-way | Saver | Depart: Jan 24, 2026 | From $120 Seen: 23 hours ago | |
| Detroit (DTW) | Seattle (SEA) | One-way | Saver | Depart: Jan 25, 2026 | From $120 Seen: 23 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.