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Dulles International Airport to Incheon Intl. Airport flight

Explore the cheapest one-way and round-trip flights from Dulles International Airport to Incheon Intl. Airport over the next 90 days, with one-way fares from HK$3,624 and round-trip from HK$7,468. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        IAD 1:20 PM
        15h 35m
        Nonstop
        ICN 5:55 PM
        Washington D.C. - Seoul | Wed, Sep 9 | Air Premia
        ICN 10:00 AM
        13h 50m
        Nonstop
        IAD 10:50 AM
        Seoul - Washington D.C. | Wed, Sep 16 | Air Premia
        HK$8,120 HK$10,390
        22% off
        22% off
        HK$10,390 HK$8,120
      • IAD 1:20 PM
        15h 35m
        Nonstop
        ICN 5:55 PM
        Washington D.C. - Seoul | Fri, Aug 28 | Air Premia
        ICN 10:00 AM
        13h 50m
        Nonstop
        IAD 10:50 AM
        Seoul - Washington D.C. | Fri, Sep 4 | Air Premia
        HK$8,312 HK$10,390
        20% off
        20% off
        HK$10,390 HK$8,312
      • IAD 9:00 PM
        31h 5m
        1 stop
        ICN 5:05 PM
        Washington D.C. - Seoul | Tue, Sep 8 | Qatar Airways
        ICN 1:20 AM
        27h 20m
        1 stop
        IAD 3:40 PM
        Seoul - Washington D.C. | Tue, Sep 15 | Qatar Airways
        HK$7,468 HK$10,390
        28% off
        28% off
        HK$10,390 HK$7,468
      • IAD 11:00 PM
        28h 35m
        1 stop
        ICN 4:35 PM
        Washington D.C. - Seoul | Fri, Oct 23 | Air China
        ICN 11:10 AM
        21h 20m
        1 stop
        IAD 7:30 PM
        Seoul - Washington D.C. | Fri, Oct 30 | Air China
        HK$7,608
        27% off
        HK$10,390 HK$7,608
      • IAD 1:15 AM
        28h 30m
        1 stop
        ICN 6:45 PM
        Washington D.C. - Seoul | Thu, Oct 15 | EVA Air
        ICN 12:00 PM
        23h
        1 stop
        IAD 10:00 PM
        Seoul - Washington D.C. | Wed, Oct 21 | EVA Air
        HK$7,798
        25% off
        HK$10,390 HK$7,798
      • IAD 1:15 AM
        20h 45m
        1 stop
        ICN 11:00 AM
        Washington D.C. - Seoul | Thu, Oct 1 | EVA Air
        ICN 7:45 PM
        39h 15m
        1 stop
        IAD 10:00 PM
        Seoul - Washington D.C. | Tue, Oct 6 | EVA Air
        HK$7,799
        25% off
        HK$10,390 HK$7,799
      • IAD 1:15 AM
        28h 30m
        1 stop
        ICN 6:45 PM
        Washington D.C. - Seoul | Thu, Sep 17 | EVA Air
        ICN 12:00 PM
        23h
        1 stop
        IAD 10:00 PM
        Seoul - Washington D.C. | Mon, Sep 21 | EVA Air
        HK$7,950
        23% off
        HK$10,390 HK$7,950
      • IAD 1:15 AM
        28h 30m
        1 stop
        ICN 6:45 PM
        Washington D.C. - Seoul | Tue, Sep 8 | EVA Air
        ICN 12:00 PM
        23h
        1 stop
        IAD 10:00 PM
        Seoul - Washington D.C. | Mon, Sep 14 | EVA Air
        HK$7,950
        23% off
        HK$10,390 HK$7,950
      • IAD 1:15 AM
        20h 45m
        1 stop
        ICN 11:00 AM
        Washington D.C. - Seoul | Thu, Sep 10 | EVA Air
        ICN 12:00 PM
        23h
        1 stop
        IAD 10:00 PM
        Seoul - Washington D.C. | Wed, Sep 16 | EVA Air
        HK$7,950
        23% off
        HK$10,390 HK$7,950
      • IAD 1:15 AM
        28h 30m
        1 stop
        ICN 6:45 PM
        Washington D.C. - Seoul | Tue, Sep 15 | EVA Air
        ICN 1:25 PM
        21h 35m
        1 stop
        IAD 10:00 PM
        Seoul - Washington D.C. | Mon, Sep 21 | EVA Air
        HK$7,950
        23% off
        HK$10,390 HK$7,950
      • IAD 1:15 AM
        28h 30m
        1 stop
        ICN 6:45 PM
        Washington D.C. - Seoul | Thu, Oct 8 | EVA Air
        ICN 12:00 PM
        23h
        1 stop
        IAD 10:00 PM
        Seoul - Washington D.C. | Mon, Oct 12 | EVA Air
        HK$7,950
        23% off
        HK$10,390 HK$7,950
      • IAD 1:15 AM
        21h 55m
        1 stop
        ICN 12:10 PM
        Washington D.C. - Seoul | Tue, Oct 6 | EVA Air
        ICN 7:45 PM
        39h 15m
        1 stop
        IAD 10:00 PM
        Seoul - Washington D.C. | Tue, Oct 13 | EVA Air
        HK$7,950
        23% off
        HK$10,390 HK$7,950
      • IAD 1:15 AM
        28h 30m
        1 stop
        ICN 6:45 PM
        Washington D.C. - Seoul | Tue, Oct 20 | EVA Air
        ICN 7:45 PM
        39h 10m
        1 stop
        IAD 9:55 PM
        Seoul - Washington D.C. | Tue, Oct 27 | EVA Air
        HK$7,950
        23% off
        HK$10,390 HK$7,950
      • IAD 1:20 PM
        15h 35m
        Nonstop
        ICN 5:55 PM
        Washington D.C. - Seoul | Sun, Oct 11 | Air Premia
        ICN 8:45 PM
        25h 10m
        2 stops
        DCA 8:55 AM
        Seoul - Washington D.C. | Sat, Oct 17 | WestJet
        HK$8,015
        23% off
        HK$10,390 HK$8,015
      • WAS 1:00 PM
        17h 25m
        1 stop
        SEL 2:00 PM
        Washington D.C. - Seoul | Fri, Aug 28 | Normal Airline
        SEL 3:00 PM
        6h
        Nonstop
        WAS 4:00 PM
        Seoul - Washington D.C. | Sun, Aug 30 | Normal Airline
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      • Cheapest nonstop
        IAD 1:20 PM
        15h 35m
        Nonstop
        ICN 5:55 PM
        Washington D.C. - Seoul | Mon, Aug 31 | Air Premia
        HK$3,624 HK$4,945
        27% off
        27% off
        HK$4,945 HK$3,624
      • IAD 1:20 PM
        15h 35m
        Nonstop
        ICN 5:55 PM
        Washington D.C. - Seoul | Thu, Aug 27 | Air Premia
        HK$3,635 HK$4,945
        26% off
        26% off
        HK$4,945 HK$3,635
      • IAD 1:20 PM
        15h 35m
        Nonstop
        ICN 5:55 PM
        Washington D.C. - Seoul | Sat, Aug 29 | Air Premia
        HK$3,658 HK$4,945
        26% off
        26% off
        HK$4,945 HK$3,658
      • IAD 1:20 PM
        15h 35m
        Nonstop
        ICN 5:55 PM
        Washington D.C. - Seoul | Sat, Oct 3 | Air Premia
        HK$3,879
        22% off
        HK$4,945 HK$3,879
      • IAD 1:20 PM
        15h 35m
        Nonstop
        ICN 5:55 PM
        Washington D.C. - Seoul | Thu, Sep 24 | Air Premia
        HK$3,924
        21% off
        HK$4,945 HK$3,924
      • IAD 1:20 PM
        15h 35m
        Nonstop
        ICN 5:55 PM
        Washington D.C. - Seoul | Tue, Sep 15 | Air Premia
        HK$3,924
        21% off
        HK$4,945 HK$3,924
      • IAD 1:20 PM
        15h 35m
        Nonstop
        ICN 5:55 PM
        Washington D.C. - Seoul | Tue, Sep 22 | Air Premia
        HK$3,926
        21% off
        HK$4,945 HK$3,926
      • IAD 1:20 PM
        15h 35m
        Nonstop
        ICN 5:55 PM
        Washington D.C. - Seoul | Sat, Sep 5 | Air Premia
        HK$3,937
        20% off
        HK$4,945 HK$3,937
      • IAD 1:20 PM
        15h 35m
        Nonstop
        ICN 5:55 PM
        Washington D.C. - Seoul | Sat, Sep 19 | Air Premia
        HK$3,940
        20% off
        HK$4,945 HK$3,940
      • IAD 1:20 PM
        15h 35m
        Nonstop
        ICN 5:55 PM
        Washington D.C. - Seoul | Tue, Sep 8 | Air Premia
        HK$3,955
        20% off
        HK$4,945 HK$3,955
      • IAD 1:20 PM
        15h 35m
        Nonstop
        ICN 5:55 PM
        Washington D.C. - Seoul | Thu, Sep 3 | Air Premia
        HK$3,956
        20% off
        HK$4,945 HK$3,956
      • IAD 1:20 PM
        15h 35m
        Nonstop
        ICN 5:55 PM
        Washington D.C. - Seoul | Thu, Sep 10 | Air Premia
        HK$3,956
        20% off
        HK$4,945 HK$3,956
      • WAS 1:00 PM
        17h 25m
        1 stop
        SEL 2:00 PM
        Washington D.C. - Seoul | Fri, Aug 28 | Normal Airline
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Displayed flight fares from Dulles International Airport to Incheon Intl. Airport are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Trip.com Price Insights: Flights from Dulles International Airport to Incheon Intl. Airport

What is the cheapest month for one-way flights from Dulles International Airport to Incheon Intl. Airport?

Data is based on average one-way flight prices from Dulles International Airport to Incheon Intl. Airport in Trip.com's database over the past 12 months.

Based on Trip.com’s data from the past 12 months, if you’re looking for a low-cost one-way ticket from Dulles International Airport to Incheon Intl. Airport, the best time to buy is in August, with an average price of HK$5,035. You’ll want to avoid December, when the average price can reach as high as HK$14,196.

HK$14,196
HK$9,616
HK$5,035
HK$455
  • HK$5,035
    Aug
  • HK$6,950
    Sep
  • HK$8,939
    Oct
  • HK$8,631
    Nov
  • HK$14,196
    Dec
  • HK$6,737
    Jan
  • HK$8,522
    Feb
  • HK$7,143
    Mar
  • HK$5,967
    Apr
  • HK$6,508
    May
  • HK$11,579
    Jun
  • HK$7,143
    Jul

What’s the cheapest month to fly round-trip from Dulles International Airport to Incheon Intl. Airport?

The data is based on the past 12 months and shows the average monthly round-trip fares from Dulles International Airport to Incheon Intl. Airport in the Trip.com database.

Based on Trip.com’s data from the past 12 months, April is typically the cheapest month to find flights from Dulles International Airport to Incheon Intl. Airport, with an average price of HK$12,670. In contrast, December is usually the most expensive month, with average fares reaching HK$22,241.

HK$22,241
HK$17,456
HK$12,670
HK$7,885
    Cheapest
  • HK$14,531
    Aug
  • HK$15,551
    Sep
  • HK$16,357
    Oct
  • HK$16,594
    Nov
  • HK$22,241
    Dec
  • HK$14,100
    Jan
  • HK$13,862
    Feb
  • HK$13,832
    Mar
  • HK$12,670
    Apr
  • HK$13,657
    May
  • HK$14,817
    Jun
  • HK$12,909
    Jul

What is the cheapest day of the week to fly from Dulles International Airport to Incheon Intl. Airport?

The data is based on the past 12 months and shows the average ticket prices from Dulles International Airport to Incheon Intl. Airport for each day of the week in the Trip.com database.

Based on Trip.com’s data from the past 12 months, the cheapest day to depart from Dulles International Airport to Incheon Intl. Airport is Wednesday, with average fares typically lower than other days. You’ll want to avoid flying on Saturday, as ticket prices are usually the highest that day.

HK$12,063
HK$8,987
HK$5,911
HK$2,835
    Cheapest
  • HK$6,388
    Mon
  • HK$7,579
    Tue
  • HK$5,911
    Wed
  • HK$9,736
    Thu
  • HK$7,486
    Fri
  • HK$12,063
    Sat
  • HK$6,837
    Sun

Which airline offers the cheapest flights from Dulles International Airport to Incheon Intl. Airport?

The cheapest airline flying from Dulles International Airport to Incheon Intl. Airport is Air Premia (from HK$3,624) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Air Premia
From HK$3,624
Air Canada
From HK$3,625
Frontier Airlines
From HK$3,809
Delta Air Lines
From HK$3,826
American Airlines
From HK$4,144
Etihad Airways
From HK$4,149
EVA Air
From HK$4,475
Virgin Atlantic
From HK$4,649
Alaska Airlines
From HK$4,817
China Airlines
From HK$5,001

Find more flights and airlines

What is the flight schedule from Dulles International Airport to Incheon Intl. Airport?

Check the schedule for flights from Washington D.C. to Seoul and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. YP136

    Dulles International Airport

    12:35 AM

    IAD

    15h 50m

    5:25 AM

    ICN

    S - T - T - S
    Search

  2. AC8539

    Dulles International Airport

    5:15 PM

    IAD

    1h 27m

    Nonstop

    6:42 PM

    YTZ

    S M T W T F S
    Search

  3. WS627

    Toronto Pearson International Airport

    6:00 AM

    YYZ

    4h 20m

    Nonstop

    8:20 AM

    YYC

    S M T W T F S

  4. WS086

    Calgary Intl. Airport

    4:00 PM

    YYC

    11h 45m

    Nonstop

    6:45 PM

    ICN

    S M T W T F S

  5. PD2726

    Dulles International Airport

    4:15 PM

    IAD

    1h 30m

    Nonstop

    5:45 PM

    YTZ

    S M T W T F S
    Search

  6. WS631

    Toronto Pearson International Airport

    7:00 AM

    YYZ

    4h 20m

    Nonstop

    9:20 AM

    YYC

    S M T W T F S

  7. WS086

    Calgary Intl. Airport

    4:00 PM

    YYC

    11h 45m

    Nonstop

    6:45 PM

    ICN

    S M T W T F S

  8. AC8619

    Dulles International Airport

    4:05 PM

    IAD

    1h 27m

    Nonstop

    5:32 PM

    YYZ

    - M T - - - S
    Search

  9. WS437

    Toronto Pearson International Airport

    6:10 AM

    YYZ

    4h 20m

    Nonstop

    8:30 AM

    YEG

    - - - W T - S

  10. WS145

    Edmonton International Airport

    7:00 AM

    YEG

    1h 5m

    Nonstop

    8:05 AM

    YYC

    S M T W T F S

  11. WS086

    Calgary Intl. Airport

    4:00 PM

    YYC

    11h 45m

    Nonstop

    6:45 PM

    ICN

    S M T W T F S

  12. AC8619

    Dulles International Airport

    4:05 PM

    IAD

    1h 27m

    Nonstop

    5:32 PM

    YYZ

    - M T - - - S
    Search

  13. WS755

    Toronto Pearson International Airport

    10:45 PM

    YYZ

    3h 35m

    Nonstop

    12:20 AM

    YQR

    S M T W T F S

  14. WS393

    Regina International Airport

    6:45 AM

    YQR

    1h 45m

    Nonstop

    8:30 AM

    YYC

    S M T W T F S

  15. WS086

    Calgary Intl. Airport

    4:00 PM

    YYC

    11h 45m

    Nonstop

    6:45 PM

    ICN

    S M T W T F S

  16. AC8726

    Dulles International Airport

    3:45 PM

    IAD

    1h 42m

    Nonstop

    5:27 PM

    YUL

    S M T W T F S
    Search

  17. AC327

    Montreal Pierre Elliott Trudeau Airport

    8:00 PM

    YUL

    4h 42m

    Nonstop

    10:42 PM

    YYC

    S M T W T F S

  18. WS086

    Calgary Intl. Airport

    4:00 PM

    YYC

    11h 45m

    Nonstop

    6:45 PM

    ICN

    S M T W T F S

  19. PD2720

    Dulles International Airport

    11:25 AM

    IAD

    1h 30m

    Nonstop

    12:55 PM

    YTZ

    S M T W T F S
    Search

  20. WS755

    Toronto Pearson International Airport

    10:45 PM

    YYZ

    3h 35m

    Nonstop

    12:20 AM

    YQR

    S M T W T F S

  21. WS393

    Regina International Airport

    6:45 AM

    YQR

    1h 45m

    Nonstop

    8:30 AM

    YYC

    S M T W T F S

  22. WS086

    Calgary Intl. Airport

    4:00 PM

    YYC

    11h 45m

    Nonstop

    6:45 PM

    ICN

    S M T W T F S

  23. PD2720

    Dulles International Airport

    11:25 AM

    IAD

    1h 30m

    Nonstop

    12:55 PM

    YTZ

    S M T W T F S
    Search

  24. WS639

    Toronto Pearson International Airport

    12:00 PM

    YYZ

    4h 20m

    Nonstop

    2:20 PM

    YYC

    S M T W T F S

  25. WS086

    Calgary Intl. Airport

    4:00 PM

    YYC

    11h 45m

    Nonstop

    6:45 PM

    ICN

    S M T W T F S

  26. PD2720

    Dulles International Airport

    11:25 AM

    IAD

    1h 30m

    Nonstop

    12:55 PM

    YTZ

    S M T W T F S
    Search

  27. WS659

    Toronto Pearson International Airport

    10:25 PM

    YYZ

    4h 19m

    Nonstop

    12:44 AM

    YYC

    S M T W T F S

  28. WS086

    Calgary Intl. Airport

    4:00 PM

    YYC

    11h 45m

    Nonstop

    6:45 PM

    ICN

    S M T W T F S

  29. AC8617

    Dulles International Airport

    11:15 AM

    IAD

    1h 27m

    Nonstop

    12:42 PM

    YYZ

    S M T W T F S
    Search

  30. WS437

    Toronto Pearson International Airport

    6:10 AM

    YYZ

    4h 20m

    Nonstop

    8:30 AM

    YEG

    - - - W T - S

  31. WS145

    Edmonton International Airport

    7:00 AM

    YEG

    1h 5m

    Nonstop

    8:05 AM

    YYC

    S M T W T F S

  32. WS086

    Calgary Intl. Airport

    4:00 PM

    YYC

    11h 45m

    Nonstop

    6:45 PM

    ICN

    S M T W T F S
Find more flights and airlines

About Dulles International Airport and Incheon Intl. Airport

Learn about Dulles International Airport (IAD) and Incheon Intl. Airport (ICN) — including location, terminals, transportation, and travel tips.

Flight distance 11,187.22 km
Cheapest one-way ticket price HK$3,624
Cheapest return ticket price HK$7,468

FAQs for Dulles International Airport to Incheon Intl. Airport Flights

  • How long is a flight from Dulles International Airport to Incheon Intl. Airport?

    It takes around 15 hours 34 minutes to fly from Dulles International Airport (iad) to Incheon Intl. Airport (icn).
  • There are around 2 daily flights from Dulles International Airport (IAD) to Incheon Intl. Airport (ICN).
  • Tickets cost around HK$4,800 in November, making it the cheapest month to book. Dulles International Airport (IAD) to Incheon Intl. Airport (ICN) is a popular route, so don't forget to book your tickets in advance.
  • The route from Dulles International Airport (IAD) to Incheon Intl. Airport (ICN) is quite popular. Without considering departure times or holidays, tickets cost around HK$7,095 in October, the most expensive month to book this route.
    • The distance from Incheon International Airport to downtown is about 48 km. It takes about 1 hour by taxi.
    • The distance from Gimpo International Airport to downtown is about 15 km. It takes about 30 minutes by taxi.
  • Korean Air is a very popular airline operating an average of 582 flights per month.

Popular Destinations

Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy.
Cancellation/change due to a flight schedule change:
If the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.