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How to get fromSeoul to Boulderby train, plane, or bus

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There are 4 ways to get from Seoul to Boulder by train, plane, or bus

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

  1. Train to Incheon International Airport, fly to Denver, bus

    best
    1. Take the train from Seoul Station to Incheon Int'l Airport T1train train
    2. Fly from Incheon International Airport (ICN) to Denver (DEN)plane plane ICN - DEN
    3. Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Stationbus bus
    18h 9m

  2. Fly Gimpo International Airport to Denver, bus

    1. Fly from Gimpo International Airport (GMP) to Denver (DEN)plane plane GMP - DEN
    2. Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Stationbus bus
    20h 13m

  3. Train to Incheon International Airport, fly to Colorado Springs Airport, bus

    1. Take the train from Seoul Station to Incheon Int'l Airport T1train train
    2. Fly from Incheon International Airport (ICN) to Colorado Springs Airport (COS)plane plane ICN - COS
    3. Take the bus from Colorado Springs Airport to Denver International Airportbus bus
    4. Take the bus from Denver Airport Station Gate 8 to Downtown Boulder Stationbus bus
    22h 21m

  4. Train to Incheon International Airport, fly to Aspen–Pitkin County Airport, bus

    1. Take the train from Seoul Station to Incheon Int'l Airport T1train train
    2. Fly from Incheon International Airport (ICN) to Aspen–Pitkin County Airport (ASE)plane plane ICN - ASE
    3. Take the bus from AABC Airport DV to 27th St Stationbus bus
    4. Take the bus from Glenwood Springs to Denver Union Stationbus bus
    5. Take the bus from Union Station Gate B17 to Broadway & Regent Drbus bus
    24h 2m

Incheon International Airport (ICN) to Denver (DEN) flights

Calendar68Weekly Planes
Duration15h 3mAverage Duration
Ticket$404Cheapest Price
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Comparing Your Travel Options

Map of how to get from Seoul to Boulder.ExpandLaunch map view
  • Distance: 6,271.2 mi
  • Duration: 18h 9m

What companies run services between Seoul, South Korea and Boulder, CO, USA?

There is no direct connection from Seoul to Boulder. However, you can take the train to Incheon Int'l Airport T1, walk to Incheon International Airport (ICN) airport, fly to Denver (DEN), walk to Denver Airport Station Gate 8, then take the bus to Downtown Boulder Station. Alternatively, you can take the train to Gimpo Airport, walk to Gimpo International Airport (GMP) airport, fly to Denver (DEN), walk to Denver Airport Station Gate 8, then take the bus to Downtown Boulder Station.

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