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Incheon Intl. Airport to Dulles International Airport flight

Explore the cheapest one-way and round-trip flights from Incheon Intl. Airport to Dulles International Airport over the next 90 days, with one-way fares from €339 and round-trip from €763. Based on Trip.com's latest 7-day flight data.

    • Cheapest nonstop
      ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Mon, Nov 16 | Air Premia
      IAD 11:35 PM
      15h 50m
      Nonstop
      ICN 5:25 AM
      Washington D.C. - Seoul | Wed, Nov 18 | Air Premia
      €1,061 €1,344
      21% off
      21% off
      €1,344 €1,061
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Mon, Nov 9 | Air Premia
      IAD 11:35 PM
      15h 50m
      Nonstop
      ICN 5:25 AM
      Washington D.C. - Seoul | Wed, Nov 11 | Air Premia
      €1,061 €1,344
      21% off
      21% off
      €1,344 €1,061
    • ICN 12:45 PM
      32h 43m
      1 stop
      IAD 7:28 AM
      Seoul - Washington D.C. | Mon, Nov 16 | United Airlines
      IAD 7:00 AM
      19h 25m
      1 stop
      ICN 4:25 PM
      Washington D.C. - Seoul | Wed, Nov 18 | United Airlines
      €763 €1,344
      43% off
      43% off
      €1,344 €763
    • ICN 12:45 PM
      32h 43m
      1 stop
      IAD 7:28 AM
      Seoul - Washington D.C. | Fri, Nov 20 | United Airlines
      IAD 6:10 AM
      20h 15m
      1 stop
      ICN 4:25 PM
      Washington D.C. - Seoul | Sun, Nov 22 | United Airlines
      €763
      43% off
      €1,344 €763
    • ICN 12:45 PM
      32h 18m
      1 stop
      IAD 7:03 AM
      Seoul - Washington D.C. | Fri, Nov 13 | United Airlines
      DCA 7:00 AM
      19h 25m
      1 stop
      ICN 4:25 PM
      Washington D.C. - Seoul | Sun, Nov 15 | United Airlines
      €770
      43% off
      €1,344 €770
    • ICN 6:00 PM
      27h 3m
      1 stop
      IAD 7:03 AM
      Seoul - Washington D.C. | Tue, Nov 10 | United Airlines
      IAD 7:00 AM
      19h 25m
      1 stop
      ICN 4:25 PM
      Washington D.C. - Seoul | Thu, Nov 12 | United Airlines
      €770
      43% off
      €1,344 €770
    • ICN 12:45 PM
      32h 18m
      1 stop
      IAD 7:03 AM
      Seoul - Washington D.C. | Tue, Nov 24 | United Airlines
      DCA 7:00 AM
      19h 25m
      1 stop
      ICN 4:25 PM
      Washington D.C. - Seoul | Thu, Nov 26 | United Airlines
      €770
      43% off
      €1,344 €770
    • ICN 9:55 PM
      34h 35m
      1 stop
      IAD 6:30 PM
      Seoul - Washington D.C. | Thu, Nov 5 | Air China
      IAD 11:35 PM
      15h 50m
      Nonstop
      ICN 5:25 AM
      Washington D.C. - Seoul | Mon, Nov 9 | Air Premia
      €804
      40% off
      €1,344 €804
    • ICN 6:00 PM
      27h 3m
      1 stop
      IAD 7:03 AM
      Seoul - Washington D.C. | Wed, Nov 11 | United Airlines
      DCA 7:00 AM
      19h 25m
      1 stop
      ICN 4:25 PM
      Washington D.C. - Seoul | Fri, Nov 13 | United Airlines
      €814
      39% off
      €1,344 €814
    • SEL 1:00 PM
      17h 25m
      1 stop
      WAS 2:00 PM
      Seoul - Washington D.C. | Wed, Nov 4 | Normal Airline
      WAS 3:00 PM
      6h
      Nonstop
      SEL 4:00 PM
      Washington D.C. - Seoul | Fri, Nov 6 | Normal Airline
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    • Cheapest
      ICN 1:10 PM
      19h 20m
      1 stop
      IAD 6:30 PM
      Seoul - Washington D.C. | Fri, Nov 20 | Air China
      €339 €776
      56% off
      56% off
      €776 €339
    • ICN 9:55 PM
      34h 35m
      1 stop
      IAD 6:30 PM
      Seoul - Washington D.C. | Thu, Dec 3 | Air China
      €341 €776
      56% off
      56% off
      €776 €341
    • ICN 9:55 PM
      34h 35m
      1 stop
      IAD 6:30 PM
      Seoul - Washington D.C. | Thu, Dec 10 | Air China
      €342 €776
      56% off
      56% off
      €776 €342
    • ICN 1:10 PM
      19h 20m
      1 stop
      IAD 6:30 PM
      Seoul - Washington D.C. | Tue, Dec 15 | Air China
      €342
      56% off
      €776 €342
    • ICN 9:55 PM
      34h 35m
      1 stop
      IAD 6:30 PM
      Seoul - Washington D.C. | Thu, Dec 17 | Air China
      €342
      56% off
      €776 €342
    • ICN 1:10 PM
      19h 20m
      1 stop
      IAD 6:30 PM
      Seoul - Washington D.C. | Fri, Dec 11 | Air China
      €342
      56% off
      €776 €342
    • ICN 9:55 PM
      34h 35m
      1 stop
      IAD 6:30 PM
      Seoul - Washington D.C. | Mon, Dec 14 | Air China
      €342
      56% off
      €776 €342
    • ICN 1:10 PM
      19h 20m
      1 stop
      IAD 6:30 PM
      Seoul - Washington D.C. | Fri, Dec 4 | Air China
      €342
      56% off
      €776 €342
    • ICN 9:55 PM
      34h 35m
      1 stop
      IAD 6:30 PM
      Seoul - Washington D.C. | Thu, Nov 19 | Air China
      €344
      56% off
      €776 €344
    • SEL 1:00 PM
      17h 25m
      1 stop
      WAS 2:00 PM
      Seoul - Washington D.C. | Wed, Nov 4 | Normal Airline
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    • Cheapest nonstop
      ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Wed, Nov 11 | Air Premia
      €589 €1,165
      49% off
      49% off
      €1,165 €589
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Mon, Nov 9 | Air Premia
      €613 €1,165
      47% off
      47% off
      €1,165 €613
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Sun, Nov 8 | Air Premia
      €628 €1,165
      46% off
      46% off
      €1,165 €628
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Wed, Nov 4 | Air Premia
      €632
      46% off
      €1,165 €632
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Wed, Nov 18 | Air Premia
      €637
      45% off
      €1,165 €637
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Mon, Nov 16 | Air Premia
      €638
      45% off
      €1,165 €638
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Fri, Nov 6 | Air Premia
      €638
      45% off
      €1,165 €638
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Wed, Dec 9 | Air Premia
      €651
      44% off
      €1,165 €651
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Mon, Dec 7 | Air Premia
      €651
      44% off
      €1,165 €651
    • SEL 1:00 PM
      17h 25m
      1 stop
      WAS 2:00 PM
      Seoul - Washington D.C. | Wed, Nov 4 | Normal Airline
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    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Wed, Nov 11 | Air Premia
      €589 €776
      24% off
      24% off
      €776 €589
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Mon, Nov 9 | Air Premia
      €613 €776
      21% off
      21% off
      €776 €613
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Sun, Nov 8 | Air Premia
      €628 €871
      28% off
      28% off
      €871 €628
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Wed, Nov 4 | Air Premia
      €632
      27% off
      €871 €632
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Wed, Nov 18 | Air Premia
      €637
      27% off
      €871 €637
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Mon, Nov 16 | Air Premia
      €638
      27% off
      €871 €638
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Fri, Nov 6 | Air Premia
      €638
      27% off
      €871 €638
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Wed, Dec 9 | Air Premia
      €651
      25% off
      €871 €651
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Mon, Dec 7 | Air Premia
      €651
      25% off
      €871 €651
    • SEL 1:00 PM
      17h 25m
      1 stop
      WAS 2:00 PM
      Seoul - Washington D.C. | Wed, Nov 4 | Normal Airline
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    • Cheapest nonstop
      ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Mon, Nov 9 | Air Premia
      €613 €2,707
      77% off
      77% off
      €2,707 €613
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Sun, Nov 8 | Air Premia
      €628 €2,707
      77% off
      77% off
      €2,707 €628
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Wed, Nov 4 | Air Premia
      €632 €2,707
      77% off
      77% off
      €2,707 €632
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Fri, Nov 6 | Air Premia
      €638
      76% off
      €2,707 €638
    • ICN 10:15 AM
      13h 35m
      Nonstop
      IAD 9:50 AM
      Seoul - Washington D.C. | Thu, Nov 5 | Korean Air
      €1,192
      56% off
      €2,707 €1,192
    • ICN 10:15 AM
      13h 35m
      Nonstop
      IAD 9:50 AM
      Seoul - Washington D.C. | Thu, Nov 5 | Delta Air Lines
      €1,197
      56% off
      €2,707 €1,197
    • ICN 10:15 AM
      13h 35m
      Nonstop
      IAD 9:50 AM
      Seoul - Washington D.C. | Tue, Nov 3 | Korean Air
      €1,627
      40% off
      €2,707 €1,627
    • ICN 10:15 AM
      13h 35m
      Nonstop
      IAD 9:50 AM
      Seoul - Washington D.C. | Sat, Nov 7 | Korean Air
      €1,646
      39% off
      €2,707 €1,646
    • ICN 10:15 AM
      13h 35m
      Nonstop
      IAD 9:50 AM
      Seoul - Washington D.C. | Tue, Nov 3 | Delta Air Lines
      €1,654
      39% off
      €2,707 €1,654
    • SEL 1:00 PM
      17h 25m
      1 stop
      WAS 2:00 PM
      Seoul - Washington D.C. | Wed, Nov 4 | Normal Airline
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    • Cheapest nonstop
      ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Wed, Nov 11 | Air Premia
      €589 €776
      24% off
      24% off
      €776 €589
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Mon, Nov 9 | Air Premia
      €613 €776
      21% off
      21% off
      €776 €613
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Sun, Nov 8 | Air Premia
      €628 €871
      28% off
      28% off
      €871 €628
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Wed, Nov 4 | Air Premia
      €632
      27% off
      €871 €632
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Wed, Nov 18 | Air Premia
      €637
      27% off
      €871 €637
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Mon, Nov 16 | Air Premia
      €638
      27% off
      €871 €638
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Fri, Nov 6 | Air Premia
      €638
      27% off
      €871 €638
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Wed, Dec 9 | Air Premia
      €651
      25% off
      €871 €651
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Mon, Dec 7 | Air Premia
      €651
      25% off
      €871 €651
    • SEL 1:00 PM
      17h 25m
      1 stop
      WAS 2:00 PM
      Seoul - Washington D.C. | Wed, Nov 4 | Normal Airline
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Displayed flight fares from Seoul to Washington D.C. 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 Incheon Intl. Airport to Dulles International Airport

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

Data is based on average one-way flight prices from Incheon Intl. Airport to Dulles International 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 Incheon Intl. Airport to Dulles International Airport, the best time to buy is in September, with an average price of €604. You’ll want to avoid January, when the average price can reach as high as €1,278.

€1,278
€941
€604
€267
    Cheapest
  • €917
    Nov
  • €1,005
    Dec
  • €1,278
    Jan
  • €676
    Feb
  • €1,119
    Mar
  • €866
    Apr
  • €715
    May
  • €776
    Jun
  • €970
    Jul
  • €1,016
    Aug
  • €604
    Sep
  • €731
    Oct

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

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

Based on Trip.com’s data from the past 12 months, September is typically the cheapest month to find flights from Incheon Intl. Airport to Dulles International Airport, with an average price of €1,042. In contrast, June is usually the most expensive month, with average fares reaching €1,775.

€1,775
€1,409
€1,042
€676
    Cheapest
  • €1,284
    Nov
  • €1,090
    Dec
  • €1,350
    Jan
  • €1,062
    Feb
  • €1,289
    Mar
  • €1,385
    Apr
  • €1,540
    May
  • €1,775
    Jun
  • €1,522
    Jul
  • €1,533
    Aug
  • €1,042
    Sep
  • €1,515
    Oct

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

The data is based on the past 12 months and shows the average ticket prices from Incheon Intl. Airport to Dulles International 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 Incheon Intl. Airport to Dulles International Airport is Tuesday, 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.

€1,073
€937
€800
€664
  • €840
    Mon
  • €800
    Tue
  • €860
    Wed
  • €1,071
    Thu
  • €922
    Fri
  • €1,073
    Sat
  • €861
    Sun

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

The cheapest airline flying from Incheon Intl. Airport to Dulles International Airport is Air China (from €339) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Air China
From €339
Air Premia
From €443
Jeju Air
From €501
Scoot
From €519
Shandong Airlines
From €522
China Eastern Airlines
From €528
Air Canada
From €530
HK Express
From €541
Alaska Airlines
From €545
Trinity Airways
From €550

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

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

Flight info.
Departure
Arrival
Weekly Schedule

  1. CA124

    Incheon Intl. Airport

    1:05 PM

    ICN

    2h 5m

    Nonstop

    2:10 PM

    PEK

    S M T W T F S
    Search

  2. CA817

    Beijing Capital Intl. Airport

    4:00 PM

    PEK

    15h 30m

    Nonstop

    7:30 PM

    IAD

    - M - - T - -

  3. CA710

    Incheon Intl. Airport

    10:50 AM

    ICN

    2h 5m

    Nonstop

    11:55 AM

    PEK

    S M T W T F S
    Search

  4. CA817

    Beijing Capital Intl. Airport

    4:00 PM

    PEK

    15h 30m

    Nonstop

    7:30 PM

    IAD

    - M - - T - -

  5. YP131

    Incheon Intl. Airport

    9:40 PM

    ICN

    13h 35m

    Nonstop

    10:15 PM

    EWR

    S M T W T F S
    Search

  6. DL5595

    John F Kennedy Intl. Airport

    10:25 AM

    JFK

    1h 27m

    Nonstop

    11:52 AM

    IAD

    S - - - - - -

  7. YP111

    Incheon Intl. Airport

    7:15 PM

    ICN

    11h

    Nonstop

    2:15 PM

    SFO

    - - T - T F S
    Search

  8. F91448

    San Francisco Intl. Airport

    12:53 AM

    SFO

    4h 59m

    Nonstop

    8:52 AM

    ATL

    S M T W T F S

  9. F94410

    Hartsfield–Jackson Atlanta International Airport

    3:20 PM

    ATL

    1h 52m

    Nonstop

    5:12 PM

    IAD

    S M T W T F S

  10. YP131

    Incheon Intl. Airport

    9:40 PM

    ICN

    13h 35m

    Nonstop

    10:15 PM

    EWR

    S M T W T F S
    Search

  11. DL5863

    John F Kennedy Intl. Airport

    3:59 PM

    JFK

    1h 29m

    Nonstop

    5:28 PM

    IAD

    S - - - - - -

  12. CA132

    Incheon Intl. Airport

    3:30 PM

    ICN

    2h 10m

    Nonstop

    4:40 PM

    PKX

    S M T W T F S
    Search

  13. CA817

    Beijing Capital Intl. Airport

    4:00 PM

    PEK

    15h 30m

    Nonstop

    7:30 PM

    IAD

    - M - - T - -

  14. AC062

    Incheon Intl. Airport

    7:05 PM

    ICN

    13h 10m

    Nonstop

    7:15 PM

    YYZ

    S M T - T F -
    Search

  15. AC8874

    Toronto Pearson International Airport

    8:05 AM

    YYZ

    1h 42m

    Nonstop

    9:47 AM

    EWR

    S M - W T F S

  16. DL5863

    John F Kennedy Intl. Airport

    3:59 PM

    JFK

    1h 29m

    Nonstop

    5:28 PM

    IAD

    S - - - - - -

  17. 7C2515

    Incheon Intl. Airport

    7:15 PM

    ICN

    6h 20m

    Nonstop

    11:35 PM

    CNX

    S - - W T - S
    Search

  18. EY427

    Chiang Mai Intl. Airport

    9:30 AM

    CNX

    6h 30m

    Nonstop

    1:00 PM

    AUH

    S M T W T F S

  19. EY005

    Abu Dhabi Intl. Airport

    3:15 AM

    AUH

    15h 30m

    Nonstop

    9:45 AM

    IAD

    S M T W T F S

  20. ZE517

    Incheon Intl. Airport

    6:30 PM

    ICN

    5h 40m

    Nonstop

    10:10 PM

    CNX

    S M T W T F S
    Search

  21. EY427

    Chiang Mai Intl. Airport

    9:30 AM

    CNX

    6h 30m

    Nonstop

    1:00 PM

    AUH

    S M T W T F S

  22. EY005

    Abu Dhabi Intl. Airport

    3:15 AM

    AUH

    15h 30m

    Nonstop

    9:45 AM

    IAD

    S M T W T F S

  23. LJ027

    Incheon Intl. Airport

    4:45 PM

    ICN

    5h 55m

    Nonstop

    8:40 PM

    CNX

    S M T W T F S
    Search

  24. EY427

    Chiang Mai Intl. Airport

    9:30 AM

    CNX

    6h 30m

    Nonstop

    1:00 PM

    AUH

    S M T W T F S

  25. EY005

    Abu Dhabi Intl. Airport

    3:15 AM

    AUH

    15h 30m

    Nonstop

    9:45 AM

    IAD

    S M T W T F S
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About Incheon Intl. Airport and Dulles International Airport

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

Flight distance 11,187.22 km
Cheapest one-way ticket price €339
Cheapest return ticket price €763

FAQs for Incheon Intl. Airport to Dulles International Airport Flights

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

    Incheon Intl. Airport to Dulles International Airport takes about 13 hours 18 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 3 daily flights from Incheon Intl. Airport (ICN) to Dulles International Airport (IAD).
  • The earliest flight from Incheon Intl. Airport to Dulles International Airport departs at 10:00, and the last departs at 21:05, with about 2 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Incheon Intl. Airport (ICN) to Dulles International Airport (IAD) is quite popular. Without considering departure times or holidays, tickets cost around €1,379 in January, the most expensive month to book this route.
  • Korean Air is a very popular airline operating an average of 779 flights per month.
  • One-way flights from Incheon Intl. Airport to Dulles International Airport currently start from €339, and round-trip fares start from €763. The current lowest fare is a Air China flight departing on Fri, Nov 20; prices may vary depending on availability.
  • Yes. Korean Air operate direct flights from Incheon Intl. Airport to Dulles International Airport, with an average flight time of 13 hours 15 minutes, and around 1 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Incheon Intl. Airport to Dulles International Airport is €1,020. Prices may vary depending on the departure date, airline, and availability.
  • Incheon Intl. Airport to Dulles International Airport operates around 10 weekly flights, mainly by Korean Air and Air Premia. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Incheon Intl. Airport and Dulles International Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

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