What are the operating hours of SeaTac?

Seattle-Tacoma International Airport, commonly referred to as SeaTac, is open 24 hours a day, 7 days a week. While the airport itself is always operational, the hours of individual shops, restaurants, and services within the airport vary. Most retail and dining establishments are open from around 5:00 or 6:00 AM until 11:00 PM or midnight. Some businesses, such as those in the food court or convenience stores, may have extended hours. It's worth noting that security checkpoints typically operate from around 4:00 or 4:30 AM until 11:00 PM or 12:00 AM, depending on the flight schedule. For the most up-to-date information on specific business hours or security checkpoint hours, it's best to check the airport's official website or contact the relevant business directly. The airport's address is 17801 International Blvd, Seattle, WA 98158, and the phone number is (206) 787-5388. With over 45 million passengers passing through its gates annually, SeaTac is a major transportation hub, and its operating hours accommodate a wide range of flight schedules.