Sea-Tac Airport Transportation by Car
Getting to/from the Airport by Car
Sea-Tac Airport is 13 miles (21km) south of Seattle, 18 miles (29km) northeast of Tacoma on I-5.
Journey time is around 20-30 minutes to/from Seattle, 30-40 minutes from Tacoma.
From Seattle/the north take I-5 South to Exit 154B, then west on State 518 to the Sea-Tac Airport Exit.
From Tacoma/the south take I-5 North to Exit 154, then west on State 518 to the Sea-Tac Exit.
From the east take I-405, which becomes State 518 to the Sea-Tac Airport Exit.