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How to get fromSeattle to Castle Rockby plane, bus, taxi, or car

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There are 4 ways to get from Seattle to Castle Rock by plane, bus, taxi, 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

    best
    1. Fly from Seattle-Tacoma International Airport (SEA) to Denver (DEN)plane plane SEA - DEN
    5h 50m
    $143–369

  2. Fly to Colorado Springs Airport, bus

    cheapest
    1. Fly from Seattle-Tacoma International Airport (SEA) to Colorado Springs Airport (COS)plane plane SEA - COS
    2. Take the bus from Colorado Springs Downtown Station to Sky Ridge Stationbus bus
    10h 17m
    $139–459

  3. Bus, taxi

    1. Take the bus from Seattle Bus Station to Denver Union Stationbus bus Greyhound US0550
    2. Take the taxi from Denver Union Station to Castle Rocktaxi taxi
    28h 54m
    $294–497

  4. Drive 1,311.3 mi

    1. Drive from Seattle to Castle Rockcar car 1,311.3 mi
    21h 19m
    $240–346

Seattle-Tacoma International Airport (SEA) to Denver (DEN) flights

Calendar149Weekly Planes
Duration2h 47mAverage Duration
Ticket$86Cheapest Price
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Comparing Your Travel Options

Map of how to get from Seattle to Castle Rock.ExpandLaunch map view
  • Distance: 1,080.6 mi
  • Duration: 5h 50m

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

Frontier Airlines, Alaska Airlines, Inc., and three other airlines fly from Seattle-Tacoma International Airport (SEA) to Denver (DEN) hourly.

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