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How to get fromSeaTac to Helenaby plane, bus (Flixbus), train, bus, car, or bus (Amtrak)

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There are 5 ways to get from SeaTac to Helena by plane, bus (Flixbus), train, bus, car, or bus (Amtrak)

Select an option below to see step-by-step directions and to compare ticket prices and travel times in Rome2Rio's travel planner.

  1. Fly

    best
    1. Fly from Seattle-Tacoma International Airport (SEA) to Helena Regional Airport (HLN)plane plane SEA - HLN
    1h 42m
    $171–825

  2. Drive 590 mi

    cheapest
    1. Drive from SeaTac to Helenacar car 590 mi
    9h 30m
    $108–156

  3. Bus

    1. Take the bus from Seattle Tacoma Intl Airport to Spokane Stationbus bus
    2. Take the bus from Spokane to Buttebus bus
    3. Take the bus from Butte, MT to Helena, MTbus bus
    15h 30m
    $142–244

  4. Train, bus

    1. Take the train from Seattle to Shelby Amtrak Stationtrain train
    2. Take the bus from Shelby Amtrak Station to Great Falls Transfer Centerbus bus
    3. Take the bus from Great Falls Transfer Center to Helena, MTbus bus
    24h 54m
    $255–538

  5. Bus via Seattle Amtrak Station

    1. Take the bus from Seattle Amtrak Station to Spokanebus bus
    2. Take the bus from Spokane to Buttebus bus
    3. Take the bus from Butte, MT to Helena, MTbus bus
    18h 44m
    $147–308

SeaTac to Helena by bus

Calendar7Weekly Buses
Duration15h 30mAverage Duration
Ticket$142Cheapest Price
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Questions & Answers

Map of how to get from SeaTac to Helena.ExpandLaunch map view
  • Distance: 492.3 mi
  • Duration: 1h 42m

What companies run services between SeaTac, WA, USA and Helena, MT, USA?

Alaska Airlines, Inc. flies from Seattle-Tacoma International Airport (SEA) to Helena Regional Airport (HLN) twice daily. Alternatively, you can take a bus from Seattle Tacoma Intl Airport to Helena, MT via Spokane Station, Spokane, and Butte, MT in around 15h 30m.

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