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How to get fromSeattle Airport (SEA) to Osanby plane, bus, subway, or train

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There are 5 ways to get from Seattle Airport (SEA) to Osan by plane, bus, subway, or train

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 Incheon International Airport, bus

    best
    1. Fly from Seattle-Tacoma International Airport (SEA) to Incheon International Airport (ICN)plane plane SEA - ICN
    2. Take the bus from Incheon Int'l Airport T1 to Seoksu Stationbus bus
    13h 13m
    ₩609,002–1,391,783

  2. Fly to Gimpo International Airport, subway

    cheapest
    1. Fly from Seattle-Tacoma International Airport (SEA) to Gimpo International Airport (GMP)plane plane SEA - GMP
    2. Take the subway from Guro Station to Osan Stationsubway subway
    15h 17m
    ₩564,493–1,688,657

  3. Fly to Daegu International Airport, train

    1. Fly from Seattle-Tacoma International Airport (SEA) to Daegu International Airport (TAE)plane plane SEA - TAE
    2. Take the train from Dongdaegu Station to Pyeongtaek Jije Stationtrain train
    16h 52m
    ₩919,376–2,755,016

  4. Fly to Busan / Gimhae International Airport, bus, train

    1. Fly from Seattle-Tacoma International Airport (SEA) to Busan / Gimhae International Airport (PUS)plane plane SEA - PUS
    2. Take the bus from Gimhae Int'l Airport to Dongdaegu Terminalbus bus
    3. Take the train from Dongdaegu Station to Pyeongtaek Jije Stationtrain train
    17h 32m
    ₩607,359–1,690,632

  5. Fly to Cheongju International Airport, train

    1. Fly from Seattle-Tacoma International Airport (SEA) to Cheongju International Airport (CJJ)plane plane SEA - CJJ
    2. Take the train from Osong Station to Pyeongtaek Jije Stationtrain train
    19h 21m
    ₩696,901–2,382,178

Seattle-Tacoma International Airport (SEA) to Incheon International Airport (ICN) flights

Calendar46Weekly Planes
Duration12h 46mAverage Duration
Ticket₩483,789Cheapest Price
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Questions & Answers

Map of how to get from Seattle Airport (SEA) to Osan.ExpandLaunch map view
  • Distance: 8,468 km
  • Duration: 13h 13m

What companies run services between Seattle Airport (SEA), USA and Osan, South Korea?

There is no direct connection from Seattle Airport (SEA) to Osan. However, you can fly to Incheon International Airport (ICN), walk to Incheon Int'l Airport T1, take the bus to Seoksu Station, walk to Seoksu Station, then take the line 1 subway to Osan Station. Alternatively, you can fly to Gimpo International Airport (GMP), walk to Gimpo Airport Domestic Terminal, take the bus to Guro Industrial and Tool Shopping Center, walk to Guro Station, then take the subway to Osan Station.

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