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Alaska Airlines 飛行機 最安値Alaska Airlines

Round-Trip / Fuel Surcharge Included USD1,375
  • Route 1

    Alaska Airlines (AS120,AS675)

    • 2026/09/1719:35
    • Incheon International Airport
    • 2026/09/17 23:59
    • Washington Dulles International Airport
    • 17h 24m
    • Via1 Transfer(s)

  • Route 2

    Alaska Airlines (AS375,AS119)

    • 2026/09/3009:03
    • Washington Dulles International Airport
    • 2026/10/01 (+1) 17:30
    • Incheon International Airport
    • 19h 27m
    • Via1 Transfer(s)

Only 7 Seat(s) Left!
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From the calendar, please select Seoul⇔Washington D.C to check airfares from the lowest available

Gimpo International Airport to Washington D.C(IAD) USD997~ Incheon International Airport to Washington D.C(DCA) USD1,009~

Alaska Airlines 飛行機 最安値Alaska Airlines

Round-Trip / Fuel Surcharge Included USD1,375
  • Route 1

    Alaska Airlines (AS120,AS675)

    • 2026/09/1719:35
    • Incheon International Airport
    • 2026/09/17 23:59
    • Washington Dulles International Airport
    • 17h 24m
    • Via1 Transfer(s)

  • Route 2

    Alaska Airlines (AS1574,AS119)

    • 2026/09/3007:00
    • Washington Dulles International Airport
    • 2026/10/01 (+1) 17:30
    • Incheon International Airport
    • 21h 30m
    • Via1 Transfer(s)

Only 7 Seat(s) Left!
View Flight Details

United Airlines 飛行機 最安値United Airlines

Round-Trip / Fuel Surcharge Included USD1,401
  • Route 1

    United Airlines (UA286,UA2677)

    • 2026/09/1717:15
    • Incheon International Airport
    • 2026/09/17 21:28
    • Washington Dulles International Airport
    • 17h 13m
    • Via1 Transfer(s)

  • Route 2

    United Airlines (UA1998,UA285)

    • 2026/09/3006:45
    • Washington Dulles International Airport
    • 2026/10/01 (+1) 15:20
    • Incheon International Airport
    • 19h 35m
    • Via1 Transfer(s)

View Flight Details

United Airlines 飛行機 最安値United Airlines

Round-Trip / Fuel Surcharge Included USD1,401
  • Route 1

    United Airlines (UA286,UA4457)

    • 2026/09/1717:15
    • Incheon International Airport
    • 2026/09/17 21:59
    • Ronald Reagan Washington National Airport
    • 17h 44m
    • Via1 Transfer(s)

  • Route 2

    United Airlines (UA1998,UA285)

    • 2026/09/3006:45
    • Washington Dulles International Airport
    • 2026/10/01 (+1) 15:20
    • Incheon International Airport
    • 19h 35m
    • Via1 Transfer(s)

View Flight Details

United Airlines 飛行機 最安値United Airlines

Round-Trip / Fuel Surcharge Included USD1,401
  • Route 1

    United Airlines (UA806,UA599)

    • 2026/09/1711:30
    • Incheon International Airport
    • 2026/09/17 16:18
    • Washington Dulles International Airport
    • 17h 48m
    • Via1 Transfer(s)

  • Route 2

    United Airlines (UA1998,UA285)

    • 2026/09/3006:45
    • Washington Dulles International Airport
    • 2026/10/01 (+1) 15:20
    • Incheon International Airport
    • 19h 35m
    • Via1 Transfer(s)

View Flight Details

From the calendar, please select Seoul⇔Washington D.C to check airfares from the lowest available

Incheon International Airport to Washington D.C(BWI) USD1,066~ Incheon International Airport to Washington D.C(IAD) USD1,092~

United Airlines 飛行機 最安値United Airlines

Round-Trip / Fuel Surcharge Included USD1,401
  • Route 1

    United Airlines (UA286,UA2677)

    • 2026/09/1717:15
    • Incheon International Airport
    • 2026/09/17 21:28
    • Washington Dulles International Airport
    • 17h 13m
    • Via1 Transfer(s)

  • Route 2

    United Airlines (UA3425,UA285)

    • 2026/09/3006:00
    • Ronald Reagan Washington National Airport
    • 2026/10/01 (+1) 15:20
    • Incheon International Airport
    • 20h 20m
    • Via1 Transfer(s)

View Flight Details

United Airlines 飛行機 最安値United Airlines

Round-Trip / Fuel Surcharge Included USD1,412
  • Route 1

    United Airlines (UA286,UA2677)

    • 2026/09/1717:15
    • Incheon International Airport
    • 2026/09/17 21:28
    • Washington Dulles International Airport
    • 17h 13m
    • Via1 Transfer(s)

  • Route 2

    United Airlines (UA1095,UA893)

    • 2026/09/3006:35
    • Washington Dulles International Airport
    • 2026/10/01 (+1) 15:00
    • Incheon International Airport
    • 19h 25m
    • Via1 Transfer(s)

View Flight Details

United Airlines 飛行機 最安値United Airlines

Round-Trip / Fuel Surcharge Included USD1,401
  • Route 1

    United Airlines (UA806,UA1678)

    • 2026/09/1711:30
    • Incheon International Airport
    • 2026/09/17 16:43
    • Ronald Reagan Washington National Airport
    • 18h 13m
    • Via1 Transfer(s)

  • Route 2

    United Airlines (UA1998,UA285)

    • 2026/09/3006:45
    • Washington Dulles International Airport
    • 2026/10/01 (+1) 15:20
    • Incheon International Airport
    • 19h 35m
    • Via1 Transfer(s)

View Flight Details