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How to get fromSeattle to Osanby plane, bus, subway or train

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There are 6 ways to get from Seattle 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 Seattle-Tacoma International Airport 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 Suwon Stationbus bus
    16h 48m
    ₩673,240–2,225,940

  2. Fly Seattle-Tacoma International Airport 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
    18h 10m
    ₩516,740–1,928,440

  3. Bus to Bellingham International Airport, fly to Incheon International Airport, bus

    1. Take the bus from Seattle, WA - Convention centre to Bellingham Airportbus bus
    2. Fly from Bellingham International Airport (BLI) to Incheon International Airport (ICN)plane plane BLI - ICN
    3. Take the bus from Incheon Int'l Airport T1 to Suwon Stationbus bus
    20h 24m
    ₩558,828–1,969,575

  4. Fly Seattle-Tacoma International Airport 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
    20h 44m
    ₩997,240–3,480,840

  5. Fly Seattle-Tacoma International Airport 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
    20h 10m
    ₩600,240–1,985,840

  6. Fly Seattle Lake Union SPB to Incheon International Airport, bus

    1. Fly from Seattle Lake Union SPB (LKE) to Incheon International Airport (ICN)plane plane LKE - ICN
    2. Take the bus from Incheon Int'l Airport T1 to Suwon Stationbus bus
    21h 4m
    ₩568,452–1,721,152

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

Calendar41Weekly Planes
Duration12h 53mAverage Duration
Ticket₩438,561Cheapest Price
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Questions & Answers

What companies run services between Seattle, WA, USA and Osan, South Korea?

There is no direct connection from Seattle to Osan. However, you can take the vehicle to SeaTac/Airport, walk to SeaTac Station, take the line 574 bus to SeaTac Airport Terminal - Bay 2, walk to Seattle-Tacoma International Airport (SEA) airport, fly to Incheon International Airport (ICN), walk to Incheon Int'l Airport T1, take the bus to Suwon Station, walk to Suwon Station, then take the line 1 subway to Osan Station. Alternatively, you can take the vehicle to SeaTac/Airport, walk to SeaTac Station, take the line 574 bus to SeaTac Airport Terminal - Bay 2, walk to Seattle-Tacoma International Airport (SEA) airport, 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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