Over thirty airlines operate out of Seattle-Tacoma International Airport.
Seattle-Tacoma International Airport (SEA) serves as the primary air gateway for the large metropolitan area of Seattle, Washington. It is also the busiest airport in the Pacific Northwest region of the United States and saw over 45,000,000 passengers during the entire year of 2022. This is due to its location, making it a great connecting point between North America and Oceania as well as Asia over the Pacific Ocean, bringing a significant amount of international travel to the facility.