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Sumner to SeaTac buses

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Trip Overview

The average bus between Sumner and SeaTac takes 1h 20m and the fastest bus takes 1h 7m. There is an hourly bus service from Sumner 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.

1h 20m
Duration
24 mi
Distance
$6
Average price
Hourly
Frequency

Line 578 bus, bus

best
  1. Take the bus from Sumner Station - Bay 1 to Federal Way Downtown Station - Bay 3bus bus 578
  2. Take the bus from Federal Way Downtown Station - Bay 8 to International Blvd & S 170th Stbus bus A Line
1h 15m
$6

Sumner to SeaTac bus times

Buses run hourly between Sumner and SeaTac. The earliest departure is at 6:21 AM in the morning, and the last departure from Sumner is at 9:21 PM which arrives into SeaTac at 10:32 PM. All services require a transfer, and take on average 1h 20m. The schedules shown below are for the next available departures.

Departing Thursday, October 8, 2026

  •  → 

    Sound TransitKing County Metro1h 17m • 1 change

Departing Friday, October 9, 2026

  •  → 

    Sound TransitKing County Metro1h 22m • 1 change

  •  → 

    Sound TransitKing County Metro1h 16m • 1 change

  •  → 

    Sound TransitKing County Metro1h 26m • 1 change

  •  → 

    Sound TransitKing County Metro1h 16m • 1 change
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Departing Saturday, October 10, 2026

  •  → 

    Sound TransitKing County Metro1h 9m • 1 change

  •  → 

    Sound TransitKing County Metro1h 11m • 1 change

  •  → 

    Sound TransitKing County Metro1h 12m • 1 change

  •  → 

    Sound TransitKing County Metro1h 13m • 1 change
  • Show more

Departing Sunday, October 11, 2026

  •  → 

    Sound TransitKing County Metro1h 7m • 1 change

  •  → 

    Sound TransitKing County Metro1h 8m • 1 change

  •  → 

    Sound TransitKing County Metro1h 11m • 1 change

  •  → 

    Sound TransitKing County Metro1h 12m • 1 change
  • Show more

Frequently asked questions

Want to know about travelling from Sumner 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.

Map of how to get from Sumner to SeaTac.ExpandLaunch map view
  • Distance: 24.1 mi
  • Duration: 1h 20m

What companies run services between Sumner, WA, USA and SeaTac, WA, USA?

You can take a bus from Sumner Station - Bay 1 to International Blvd & S 170th St via Federal Way Downtown Station - Bay 8 in around 1h 15m.

Operators