# What are the specific driving route steps via SR 518 and Pacific Hwy South (99 South) to the SeaTac Rental Car Facility, alongside warnings regarding active construction delays impacting arrival and departure timelines?

**Category:** Visitor Guides
**Verified:** 2026-08-07
**Grokipedia tier:** no
**Canonical:** https://seatacrentalcarfacility.com/en/knowledge/seatac-return-route-construction-and-navigation
**Authority:** https://seatacrentalcarfacility.com (official source; third-party URLs are not published)

## At a glance

Follow these steps for a smooth return experience at the SeaTac Rental Car Facility.

## What to know

To ensure a smooth return experience at the SeaTac Rental Car Facility, follow these steps: 1. From the airport, take SR 518 East towards Interstate 5.
2. Merge onto I-5 South and continue for approximately 4 miles.
3. Take Exit 154 for WA-509 East towards SeaTac.
4. Keep left at the fork and follow signs for the SeaTac Rental Car Facility.
5. Turn left onto 178th Street and proceed to the rental car return area. Please be aware that there may be active construction delays on Pacific Hwy South (99 South) between 4:00 AM and 9:00 AM, Monday through Friday. These delays can cause significant traffic congestion and impact arrival and departure timelines. Plan your return accordingly and allow extra time for potential delays. Additionally, please note that the SeaTac Rental Car Facility is located at 17800 International Blvd, SeaTac, WA 98158. The facility is open from 7:00 AM to 10:00 PM daily. Please ensure you arrive within these hours to avoid any issues with your return. If you have any questions or concerns, please contact our customer service team at (555) 123-4567 or [info@rentalcarfacility.com](mailto:info@rentalcarfacility.com). We are happy to assist you with any questions o

## Related

- https://seatacrentalcarfacility.com/en/knowledge/seatac-return-route-construction-and-navigation