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How to get fromSeattle to Longmontby plane, bus, bus (Greyhound, Flixbus), train or car

Find Transport to Longmont

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There are 6 ways to get from Seattle to Longmont by plane, bus, bus (Greyhound, Flixbus), train, or car

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 to Denver, bus

    best
    1. Fly from Seattle-Tacoma International Airport (SEA) to Denver (DEN)plane plane SEA - DEN
    2. Take the bus from Union Station Gate B16 to Coffman St & 4th Avebus bus
    7h 10m
    $114–509

  2. Bus

    1. Take the bus from Seattle Bus Station to Sacramento Bus Stationbus bus
    2. Take the bus from Sacramento Bus Station to Sparks Transit Centerbus bus
    3. Take the bus from Sparks Transit Center to Denver Union Stationbus bus
    4. Take the bus from Union Station Gate B16 to Coffman St & 4th Avebus bus Ld1 / ...
    43h 21m
    $286–609

  3. Bus, train

    1. Take the bus from Seattle Bus Station to Marysvillebus bus
    2. Take the bus from I St & 9th St to J & 4th Stbus bus 99 / ...
    3. Take the train from Sacramento to Denvertrain train
    4. Take the bus from Union Station Gate B16 to Coffman St & 4th Avebus bus Ld1 / ...
    2d 3h
    $423–925

  4. Drive 1,250 mi

    1. Drive from Seattle to Longmontcar car 1,250 mi
    20h 23m
    $229–330

  5. Fly to Colorado Springs Airport, bus

    1. Fly from Seattle-Tacoma International Airport (SEA) to Colorado Springs Airport (COS)plane plane SEA - COS
    2. Take the bus from Colorado Springs to 8th & Coffman PnR Longmontbus bus
    11h 3m
    $130–460

  6. Train, bus

    1. Take the train from Seattle to Sacramentotrain train
    2. Take the train from Sacramento to Denvertrain train
    3. Take the bus from Union Station Gate B16 to S Main St & Delaware Avebus bus Ld1 / ...
    2d 6h
    $531–1,208

Seattle to Longmont by bus

Calendar7Weekly Buses
Duration43h 21mAverage Duration
Ticket$286Cheapest Price
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Questions & Answers

What companies run services between Seattle, WA, USA and Longmont, CO, USA?

You can take a bus from Seattle Bus Station to Coffman St & 4th Ave via Sacramento Bus Station, Sparks Transit Center, Denver Union Station, and Union Station Gate B16 in around 43h 21m.

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Train operators
Bus operators

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