Best SeaTac (WA) Hotels With 18+ Check-In (Updated December 2024)

Below is a list of hotels and motels in SeaTac that allow reservations for guests under 21, including those aged 18, 19, and 20. From cheap options to more adult-focused accommodations, there's a variety of places to rent that fit your needs and preferences!

Please note that hotel policies regarding the minimum check-in age in SeaTac can change at any time. While we aim to keep our information updated, we recommend confirming the minimum age requirement with the hotel or motel before making a reservation.

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Other Hotels From Washington You Can Check In When You're 18 Years Old

A Aberdeen Airway Heights Anacortes Arlington Ashford Auburn B Bainbridge Island Battle Ground Belfair Bellevue Bellingham Birch Bay Blaine Bothell Bremerton Buckley Burlington C Camas Carson Cashmere Cathlamet Centralia Chelan Cheney Chewelah Clarkston Cle Elum Colfax Colville Connell Copalis Beach Coulee City Country Homes Coupeville D Davenport Dayton Des Moines DuPont E Eatonville Edmonds Ellensburg Elma Enumclaw Ephrata Everett F Fall City Federal Way Ferndale Fife Forks Friday Harbor G Gig Harbor Gold Bar Goldendale Grandview H Hoquiam I Ilwaco Index Issaquah K Kalama Kelso Kenmore Kennewick Kent Kettle Falls Kirkland L La Conner Lake Stevens Lakewood Leavenworth Liberty Lake Long Beach Longview Loon Lake Lyle Lynden Lynnwood M Manson Marysville Mead Monroe Montesano Morton Moses Lake Mount Vernon Mountlake Terrace N Naches O Oak Harbor Ocean Park Ocean Shores Olympia Omak Oroville Othello P Packwood Pasco Pateros Port Angeles Port Hadlock-Irondale Port Ludlow Port Townsend Poulsbo Prosser Pullman Puyallup Q Quincy R Raymond Redmond Renton Richland Ritzville S SeaTac Seattle Sedro-Woolley Sekiu Selah Sequim Shelton Silverdale Snoqualmie Snoqualmie Pass Soap Lake Spokane Spokane Valley Stevenson Sultan Sumner Suncrest Sunnyside T Tacoma Toppenish Touchet Tukwila Tumwater Twisp U Uniontown V Vancouver W Walla Walla Wenatchee Westport Wilbur Winthrop Woodinville Y Yakima