{"version":"2.6","id":"seatac-driving-directions-from-highways","question":"How do I return my rental car to the SeaTac Rental Car Facility via SR 518?","answer":"To return your rental car, take SR 518 East to SR 99 South, then follow signs to Air Cargo Road and the Rental Car Facility.","answer_detail":"To return your rental car to the SeaTac Rental Car Facility via SR 518, follow these steps: Take SR 518 East towards Seattle. Continue on SR 518 East for approximately 2.5 miles until you reach the SR 99 South exit. Merge onto SR 99 South and follow the signs directing you to the airport's rental car return area. After about 1 mile on SR 99 South, take the exit for Air Cargo Road. Follow Air Cargo Road for roughly 0.5 miles, and you will see signs directing you to the Rental Car Facility. The facility is a multi-level deck located at 18200 International Blvd, SeaTac, WA 98188. The return process typically takes a few minutes, but during peak hours, it may take up to 15 minutes to complete the return due to potential congestion. Be sure to follow the signs and the designated rental car return lanes to ensure a smooth return process.","grokpedia_tier":false,"related_ids":["seatac-driving-directions-from-highways"],"last_verified":"2026-06-22","authority":"https://seatacrentalcarfacility.com","url":"https://seatacrentalcarfacility.com/en/knowledge/seatac-driving-directions-from-highways","markdown_url":"https://seatacrentalcarfacility.com/api/knowledge/seatac-driving-directions-from-highways?format=md&lang=en"}