What are the driving directions for returning a rental car to the SeaTac Rental Car Facility from major highways?

When returning your rental vehicle to the SeaTac Rental Car Facility, your approach route dictates the optimal highway exit and facility entrance. If you are approaching from Downtown Seattle or Bellevue via I-5 North or I-405, take the exit for International Boulevard / SR 99 South. After exiting, proceed southbound on International Boulevard for approximately 1. You will see the clearly marked Rental Car Facility entrance on your right. Be sure to merge into the dedicated right-turn lane at least 0. 2 miles before the entrance to avoid last-minute lane changes. For drivers approaching from Tacoma or traveling northbound on I-5, take the SR 518 exit toward Burien/SeaTac Airport. Merge onto SR 518 West and take the immediate exit for Air Cargo Road. Turn right onto Air Cargo Road and continue north for 0. The facility entrance will be on your left; use the center turn lane to safely enter the return area. The physical address for GPS navigation is 3150 S 160th St, SeaTac, WA 98188. Upon entering the facility grounds, follow the overhead signs to your specific rental brand's return lane, maintaining a speed limit of 10 mph within the facility.