Tukwila International Boulevard station is a light rail station in Tukwila, Washington, United States. It is located between SeaTac/Airport and Rainier Beach stations on Line 1 from Seattle–Tacoma International Airport to Downtown Seattle. The station consists of two elevated side platforms enclosed within a structure northeast of the interchange of State Route 99 (International Boulevard) and State Route 518. As one of two park and rides along the line, it includes 600 parking spaces in two lots.