Overnight Transit Headache at SeaTac Airport Finally Gets FixedLate-night airport travel in Seattle is about to change. A new resource to get to the SeaTac Airport will soon be implemented by Sound Transit bus service. As reported on Fox13 Seattle, a new bus service will begin in late March that takes passengers to the airport on the Sound Transit bus. Read More: Sea-Tac Restaurant Named One of the Best Airport Dining Spots in the U.S.How to Get to Sea-Tac Airport by Bus or Light RailThere are a few public bus routes that stop at SeaTac Airport. Monday – Saturday 5:00 a.m. 1:00 a.m.Sunday & Holidays 6:00 a.m. 12:00 a.m.Seattle Link Light Rail Sound Transit Sound Transit via Facebook loading...