
Book Cheap Alaska Airlines flight from Detroit (DTW) to Seattle (SEA) from CA $152
Find The Best Day to Book a Cheap Alaska Airlines Flights From Detroit to Seattle
Cheapest Alaska Airlines Flights from Detroit (DTW) to Seattle (SEA)
The cheapest flights to Seattle - Tacoma Intl. found within the past 7 days were CA $248 round trip and CA $152 one way. Prices and availability subject to change. Additional terms may apply.
Frequently asked questions
Grab a great Alaska Airlines flight from DTW to SEA
To find a great deal on Alaska Airlines flights with Travelocity, simply enter your origin and destination airports, pick your travel dates, and hit search. From here, you can sort by price, flight duration, and arrival/departure time. You can also filter to find nonstop flights.
Flying Alaska Airlines Detroit to Seattle gives you fights to choose from. With that direct flight time of , you’ll be touching down before you know it.
Find cheap flights with Alaska Airlines between Detroit and Seattle
Alaska Airlines has a range of great fares on stacks of flights, and to find the most affordable for you, there are a few tricks you can try. Booking in advance, for example, is a great way to grab a fantastic deal. Also, choose the cheapest month, if you can. One-way flights from Detroit to Seattle with Alaska Airlines are January.
The more flexible you are, the more affordable flights you’re likely to find. Consider one-way flights and connecting flights, as well as standard roundtrip and direct options. Even if you’re flying today, cheap last-minute flights are easy to find by entering your travel dates and hitting search.
Reasons to book your Alaska Airlines flights with Travelocity
Travelocity makes it easy to book a seat, anywhere in the world. The vast inventory, fast search, and advanced filters put some of the best deals on the planet in one place. Whether you’re traveling on business, with friends, family, or on your own, take your pick from some fantastic options. And with free cancellation and pay later options, you can travel more and worry less.
Airport code | Country | Airport name | Number of flights |
|---|---|---|---|
| SEA | USA | Seattle - Tacoma Intl. | 115 |
| ORD | USA | O'Hare Intl. | 44 |
| LAX | USA | Los Angeles Intl. | 24 |
| PDX | USA | Portland Intl. | 23 |
| ANC | USA | Ted Stevens Anchorage Intl. | 22 |
| SFO | USA | San Francisco Intl. | 21 |
| SAN | USA | San Diego Intl. | 18 |
| JNU | USA | Juneau Intl. | 10 |
| SJC | USA | Norman Y. Mineta San Jose Intl. | 10 |
| GEG | USA | Spokane Intl. | 7 |
Travelers ❤️ these 🏨 after their flight to Seattle

Hilton Seattle Airport & Conference Center
Everything was wonderful!
Reviewed on Dec 6, 2025

Coast Gateway Hotel
The staff was very helpful.
Reviewed on Dec 11, 2025

Country Inn & Suites by Radisson, Seattle-Tacoma International Airport, WA
Was a very comfy stay, staff were pretty accommodating and helpful
Reviewed on Dec 12, 2025
Want more than a(n) Alaska Airlines Flight from Detroit to Seattle?
Popular Alaska Airlines Flight Routes from DTW
Top Alaska Airlines Flight Routes from SEA
Domestic
- Calgary to Puerto Vallarta (YYC - PVR)
- Calgary to Cancun (YYC - CUN)
- Vancouver to Las Vegas (YVR - LAS)
- Vancouver to Los Angeles (YVR - LAX)
- Vancouver to Newark Liberty Intl. Airport (YVR - EWR)
- Vancouver to New York (YVR - JFK)
- Vancouver to Fort Lauderdale (YVR - FLL)
- Vancouver to Orlando (YVR - MCO)
- Vancouver to San José del Cabo (YVR - SJD)
- Vancouver to Honolulu (YVR - HNL)
International
- Vancouver to Cancun (YVR - CUN)
- Vancouver to New York (YVR - JFK)
- Vancouver to Kahului (YVR - OGG)
- Edmonton to Cancun (YEG - CUN)
- Kelowna to Cancun (YLW - CUN)
- Vancouver to Honolulu (YVR - HNL)
- Vancouver to New York (YVR - JFK)
- Vancouver to Honolulu (YVR - HNL)
- Edmonton to Cancun (YEG - CUN)
- Vancouver to Los Angeles (YVR - LAX)
Most Popular
- YVR - PSP
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- FLL - YYZ
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- YYZ - DFW
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- YYZ - NYC
- YYZ - PHL
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- YYZ - LAS
- Air Canada Montreal (YUL) to Las Vegas (LAS) flights
- Swoop Abbotsford (YXX) to Las Vegas (LAS) flights
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- YYZ - BOS
- Air Canada Toronto (YYZ) to San Diego (SAN) flights
- Delta Buffalo (BUF) to Las Vegas (LAS) flights
