Sea-Tac International Airport

Sea-Tac International Airport is the major airport serving Washington State.

Tacoma is just 18 miles south of the Sea-Tac International Airport with easy access from Interstate-5. Visit Sea-Tac International Airport for information on parking, airlines and passenger services.


Airport Street Address

Main Terminal Building
17801 International Blvd. [Pacific Hwy. S.]
Seattle, WA 98158


Numbers to know when traveling to-and-from the airport:


Driving Directions

  • From the north via Interstate-5: Take Interstate-5 to exit 154 B and drive west on State Route 518 to the Sea-Tac International Airport exit.

  • From the north via State Highway 99: Take 99 south. At the First Avenue Bridge stay right and follow State Route 509 south to State Route 518 exit [Burien, Sea-Tac Airport]. Turn left onto 518 and take the Sea-Tac International Airport exit.

  • From the south: Take Interstate-5 to exit 154 and drive west on State Route 518 to the Sea-Tac International Airport exit.

  • From the east: Take Interstate-405, which turns into State Route 518, to the Sea-Tac International Airport exit.