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How to get fromSeoul to Boulderby train, plane or bus

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There are 5 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 38m
    $606–1,907

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

    cheapest
    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 West Glenwood Park & Ridebus bus
    4. Take the bus from West Glenwood Park & Ride to Union Stationbus bus
    5. Take the bus from Union Station Gate B17 to Broadway & Regent Drbus bus
    24h 18m
    $344–1,247

  3. 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 25m
    $454–1,605

  4. 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
    21h 23m
    $356–1,267

  5. Train to Incheon International Airport, fly to Grand Junction Regional Airport, bus

    1. Take the train from Seoul Station to Incheon Int'l Airport T1train train
    2. Fly from Incheon International Airport (ICN) to Grand Junction Regional Airport (GJT)plane plane ICN - GJT
    3. Take the bus from Grand Junction Regional Airport to Union Stationbus bus
    4. Take the bus from Union Station Gate B17 to Broadway & Regent Drbus bus
    28h 55m
    $371–1,262

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

Calendar76Weekly Planes
Duration15h 57mAverage Duration
Ticket$436Cheapest Price
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Questions & Answers

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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