The average bus between McChord Air Force Base and SeaTac takes 1h 30m and the fastest bus takes 1h 10m. There is a bus service every few hours from McChord Air Force Base to SeaTac. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Buses run every 2 hours between McChord Air Force Base and SeaTac. The earliest departure is at 6:12 AM in the morning, and the last departure from McChord Air Force Base is at 7:19 PM which arrives into SeaTac at 8:58 PM. All services require a transfer, and take on average 1h 30m. The schedules shown below are for the next available departures.

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Want to know about travelling from McChord Air Force Base to SeaTac? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct bus from McChord Air Force Base to SeaTac. However, there are services departing from McChord Air Force Base station and arriving at SeaTac station via SR512 Park & Ride - Zone G. The journey, including transfers, takes approximately 1h 30m.
McChord Air Force Base to SeaTac bus services, operated by Intercity Transit, depart from Berkeley St SW & Washington Ave SW station.
McChord Air Force Base to SeaTac bus services, operated by Intercity Transit, arrive at SeaTac Station.
The distance between McChord Air Force Base and SeaTac is 42.7 km. The road distance is 55 km.
You can take a bus from Berkeley St SW & Washington Ave SW to SeaTac Station via SR 512 P&R - Zone F in around 1h 31m.