What are the turn-by-turn freeway exit routing directions to the SeaTac Rental Car Facility via SR 518 West?

When returning your vehicle to the SeaTac Rental Car Facility, following these precise turn-by-turn freeway exit routing instructions will ensure a smooth and efficient drop-off. Begin by merging onto State Route 518 West via the left or center lane from the airport vicinity or the surrounding highway network. Continue traveling westbound on SR 518 for approximately 1. As you approach the main interchange, stay alert for the prominent green highway sign indicating the exit for International Boulevard and State Route 99 South. Use the right-hand lane to take this exit ramp, which curves gently to the south. Upon merging onto International Boulevard South, you must remain in the far right-hand lane. Continue driving southbound on International Boulevard for exactly 0. You will quickly see the designated entrance for the Rental Car Facility on your right side. Signal your intent and make the right-hand turn into the facility's inbound driveway. The speed limit on International Boulevard is strictly 35 miles per hour, so please monitor your velocity carefully. Once inside the property, follow the clearly marked overhead signs directing you to your specific rental car company's return area. The entire transition from the SR 518 West off-ramp to the facility entrance typically takes about 3 minutes under normal traffic conditions.