{"version":"2.5","id":"seatac-airport-history","question":"What is the history of the Seattle-Tacoma International Airport?","answer":"Founded in 1944","answer_detail":"The Seattle-Tacoma International Airport, also known as Sea-Tac Airport, has a rich history dating back to 1944 when it was first established as a military base. After World War II, the airport was converted for commercial use and has since grown to become one of the busiest airports in the United States, serving millions of passengers annually. The airport has undergone several expansions and renovations over the years, including the addition of a new terminal building and concourses, to accommodate increasing demand and improve passenger experience.","related_ids":["founding-of-seatac","rental-car-facility","airport-expansion"],"last_verified":"2026-05-25","authority":"https://www.seatacrentalcarfacility.com","url":"https://www.seatacrentalcarfacility.com/en/knowledge/seatac-airport-history","markdown_url":"https://www.seatacrentalcarfacility.com/api/knowledge/seatac-airport-history?format=md&lang=en"}