Trip.com
>
Flights
>
Flights to United States
>
Flights to District of Columbia
>
Flights to Washington D.C.
>
Seoul to Washington D.C. flight
>
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 $381 and round-trip from $852. 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
      $1,186 $1,318
      10% off
      10% off
      $1,318 $1,186
    • 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
      $1,186 $1,318
      10% off
      10% off
      $1,318 $1,186
    • 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
      $852 $1,318
      35% off
      35% off
      $1,318 $852
    • 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
      $852
      35% off
      $1,318 $852
    • ICN 6:00 PM
      27h 28m
      1 stop
      IAD 7:28 AM
      Seoul - Washington D.C. | Mon, Nov 2 | United Airlines
      DCA 7:00 AM
      19h 25m
      1 stop
      ICN 4:25 PM
      Washington D.C. - Seoul | Wed, Nov 4 | United Airlines
      $852
      35% off
      $1,318 $852
    • ICN 6:00 PM
      27h 28m
      1 stop
      IAD 7:28 AM
      Seoul - Washington D.C. | Mon, Nov 9 | United Airlines
      IAD 6:10 AM
      20h 15m
      1 stop
      ICN 4:25 PM
      Washington D.C. - Seoul | Wed, Nov 11 | United Airlines
      $852
      35% off
      $1,318 $852
    • 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
      $861
      35% off
      $1,318 $861
    • 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
      $861
      35% off
      $1,318 $861
    • 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
      $861
      35% off
      $1,318 $861
    • SEL 1:00 PM
      17h 25m
      1 stop
      WAS 2:00 PM
      Seoul - Washington D.C. | Mon, Nov 2 | Normal Airline
      WAS 3:00 PM
      6h
      Nonstop
      SEL 4:00 PM
      Washington D.C. - Seoul | Wed, Nov 4 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest
      ICN 9:55 PM
      34h 35m
      1 stop
      IAD 6:30 PM
      Seoul - Washington D.C. | Mon, Dec 21 | Air China
      $381 $724
      47% off
      47% off
      $724 $381
    • Cheapest
      ICN 1:10 PM
      19h 20m
      1 stop
      IAD 6:30 PM
      Seoul - Washington D.C. | Fri, Dec 11 | Air China
      $381 $724
      47% off
      47% off
      $724 $381
    • Cheapest
      ICN 9:55 PM
      34h 35m
      1 stop
      IAD 6:30 PM
      Seoul - Washington D.C. | Mon, Dec 14 | Air China
      $381 $724
      47% off
      47% off
      $724 $381
    • Cheapest
      ICN 1:10 PM
      19h 20m
      1 stop
      IAD 6:30 PM
      Seoul - Washington D.C. | Fri, Dec 4 | Air China
      $381
      47% off
      $724 $381
    • Cheapest
      ICN 9:55 PM
      34h 35m
      1 stop
      IAD 6:30 PM
      Seoul - Washington D.C. | Thu, Dec 3 | Air China
      $381
      47% off
      $724 $381
    • Cheapest
      ICN 1:10 PM
      19h 20m
      1 stop
      IAD 6:30 PM
      Seoul - Washington D.C. | Fri, Nov 20 | Air China
      $381
      47% off
      $724 $381
    • ICN 9:55 PM
      34h 35m
      1 stop
      IAD 6:30 PM
      Seoul - Washington D.C. | Thu, Dec 10 | Air China
      $382
      47% off
      $724 $382
    • ICN 1:10 PM
      19h 20m
      1 stop
      IAD 6:30 PM
      Seoul - Washington D.C. | Tue, Nov 24 | Air China
      $390
      46% off
      $724 $390
    • ICN 9:55 PM
      34h 35m
      1 stop
      IAD 6:30 PM
      Seoul - Washington D.C. | Thu, Dec 17 | Air China
      $392
      46% off
      $724 $392
    • SEL 1:00 PM
      17h 25m
      1 stop
      WAS 2:00 PM
      Seoul - Washington D.C. | Mon, Nov 2 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest nonstop
      ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Wed, Nov 4 | Air Premia
      $669 $1,136
      41% off
      41% off
      $1,136 $669
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Mon, Nov 9 | Air Premia
      $672 $1,136
      41% off
      41% off
      $1,136 $672
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Sun, Nov 8 | Air Premia
      $701 $1,136
      38% off
      38% off
      $1,136 $701
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Wed, Dec 9 | Air Premia
      $705
      38% off
      $1,136 $705
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Fri, Dec 25 | Air Premia
      $721
      37% off
      $1,136 $721
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Fri, Nov 13 | Air Premia
      $722
      36% off
      $1,136 $722
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Wed, Nov 18 | Air Premia
      $727
      36% off
      $1,136 $727
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Mon, Nov 16 | Air Premia
      $727
      36% off
      $1,136 $727
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Wed, Nov 11 | Air Premia
      $728
      36% off
      $1,136 $728
    • SEL 1:00 PM
      17h 25m
      1 stop
      WAS 2:00 PM
      Seoul - Washington D.C. | Mon, Nov 2 | Normal Airline
      Find more flights
      Find more flights
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Wed, Nov 25 | Air Premia
      $611 $724
      16% off
      16% off
      $724 $611
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Mon, Nov 23 | Air Premia
      $651 $724
      10% off
      10% off
      $724 $651
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Wed, Nov 4 | Air Premia
      $669 $826
      19% off
      19% off
      $826 $669
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Mon, Nov 9 | Air Premia
      $672
      19% off
      $826 $672
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Fri, Nov 20 | Air Premia
      $685
      17% off
      $826 $685
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Wed, Dec 9 | Air Premia
      $705
      15% off
      $826 $705
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Fri, Nov 13 | Air Premia
      $722
      13% off
      $826 $722
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Mon, Nov 2 | Air Premia
      $726
      65% off
      $2,087 $726
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Mon, Nov 16 | Air Premia
      $727
      12% off
      $826 $727
    • SEL 1:00 PM
      17h 25m
      1 stop
      WAS 2:00 PM
      Seoul - Washington D.C. | Mon, Nov 2 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest nonstop
      ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Wed, Nov 4 | Air Premia
      $669 $2,064
      68% off
      68% off
      $2,064 $669
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Mon, Nov 2 | Air Premia
      $726 $2,064
      65% off
      65% off
      $2,064 $726
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Fri, Nov 6 | Air Premia
      $728 $2,064
      65% off
      65% off
      $2,064 $728
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Sun, Nov 1 | Air Premia
      $767
      63% off
      $2,064 $767
    • ICN 10:15 AM
      13h 35m
      Nonstop
      IAD 9:50 AM
      Seoul - Washington D.C. | Thu, Nov 5 | Korean Air
      $1,309
      37% off
      $2,064 $1,309
    • ICN 10:15 AM
      13h 35m
      Nonstop
      IAD 9:50 AM
      Seoul - Washington D.C. | Mon, Nov 2 | Korean Air
      $1,336
      35% off
      $2,064 $1,336
    • ICN 10:15 AM
      13h 35m
      Nonstop
      IAD 9:50 AM
      Seoul - Washington D.C. | Thu, Nov 5 | Delta Air Lines
      $1,355
      34% off
      $2,064 $1,355
    • ICN 10:15 AM
      13h 35m
      Nonstop
      IAD 9:50 AM
      Seoul - Washington D.C. | Mon, Nov 2 | Delta Air Lines
      $1,384
      33% off
      $2,064 $1,384
    • ICN 10:15 AM
      13h 35m
      Nonstop
      IAD 9:50 AM
      Seoul - Washington D.C. | Sat, Nov 7 | Korean Air
      $1,807
      12% off
      $2,064 $1,807
    • SEL 1:00 PM
      17h 25m
      1 stop
      WAS 2:00 PM
      Seoul - Washington D.C. | Mon, Nov 2 | Normal Airline
      Find more flights
      Find more flights
    • Cheapest nonstop
      ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Wed, Nov 25 | Air Premia
      $611 $724
      16% off
      16% off
      $724 $611
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Mon, Nov 23 | Air Premia
      $651 $724
      10% off
      10% off
      $724 $651
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Wed, Nov 4 | Air Premia
      $669 $826
      19% off
      19% off
      $826 $669
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Mon, Nov 9 | Air Premia
      $672
      19% off
      $826 $672
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Fri, Nov 20 | Air Premia
      $685
      17% off
      $826 $685
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Wed, Dec 9 | Air Premia
      $705
      15% off
      $826 $705
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Fri, Nov 13 | Air Premia
      $722
      13% off
      $826 $722
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Mon, Nov 2 | Air Premia
      $726
      65% off
      $2,087 $726
    • ICN 9:05 PM
      13h 30m
      Nonstop
      IAD 8:35 PM
      Seoul - Washington D.C. | Mon, Nov 16 | Air Premia
      $727
      12% off
      $826 $727
    • SEL 1:00 PM
      17h 25m
      1 stop
      WAS 2:00 PM
      Seoul - Washington D.C. | Mon, Nov 2 | Normal Airline
      Find more flights
      Find more flights

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 $675. You’ll want to avoid October, when the average price can reach as high as $1,827.

$1,827
$1,251
$675
$99
    Cheapest
  • $1,827
    Oct
  • $1,025
    Nov
  • $1,122
    Dec
  • $1,428
    Jan
  • $756
    Feb
  • $1,250
    Mar
  • $967
    Apr
  • $799
    May
  • $867
    Jun
  • $1,083
    Jul
  • $1,135
    Aug
  • $675
    Sep

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 $1,164. In contrast, June is usually the most expensive month, with average fares reaching $1,983.

$1,983
$1,574
$1,164
$755
    Cheapest
  • $1,904
    Oct
  • $1,434
    Nov
  • $1,218
    Dec
  • $1,508
    Jan
  • $1,187
    Feb
  • $1,440
    Mar
  • $1,548
    Apr
  • $1,721
    May
  • $1,983
    Jun
  • $1,701
    Jul
  • $1,712
    Aug
  • $1,164
    Sep

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.

$1,199
$1,046
$893
$740
  • $939
    Mon
  • $893
    Tue
  • $961
    Wed
  • $1,197
    Thu
  • $1,030
    Fri
  • $1,199
    Sat
  • $962
    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 $381) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Air China
From $381
Air Premia
From $495
Vietnam Airlines
From $565
Air Canada
From $592
Alaska Airlines
From $609
Air Busan
From $613
Trinity Airways
From $615
Tigerair Taiwan
From $626
Xiamen Airlines
From $643
Jeju Air
From $657

Find more flights and airlines

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. YP111

    Incheon Intl. Airport

    7:15 PM

    ICN

    11h

    Nonstop

    2:15 PM

    SFO

    - - T - T F S
    Search

  6. F91448

    San Francisco Intl. Airport

    12:53 AM

    SFO

    4h 59m

    Nonstop

    8:52 AM

    ATL

    S M T W T F S

  7. F94410

    Hartsfield–Jackson Atlanta International Airport

    3:20 PM

    ATL

    1h 52m

    Nonstop

    5:12 PM

    IAD

    S M T W T F S

  8. CA132

    Incheon Intl. Airport

    3:30 PM

    ICN

    2h 10m

    Nonstop

    4:40 PM

    PKX

    S M T W T F S
    Search

  9. CA817

    Beijing Capital Intl. Airport

    4:00 PM

    PEK

    15h 30m

    Nonstop

    7:30 PM

    IAD

    - M - - T - -

  10. 7C2515

    Incheon Intl. Airport

    7:15 PM

    ICN

    6h 20m

    Nonstop

    11:35 PM

    CNX

    S - - W T - S
    Search

  11. EY427

    Chiang Mai Intl. Airport

    9:30 AM

    CNX

    6h 30m

    Nonstop

    1:00 PM

    AUH

    S M T W T F S

  12. EY005

    Abu Dhabi Intl. Airport

    3:15 AM

    AUH

    15h 30m

    Nonstop

    9:45 AM

    IAD

    S M T W T F S

  13. BX9029

    Incheon Intl. Airport

    7:00 PM

    ICN

    6h 10m

    Nonstop

    11:10 PM

    CNX

    - - T - - F -
    Search

  14. EY427

    Chiang Mai Intl. Airport

    9:30 AM

    CNX

    6h 30m

    Nonstop

    1:00 PM

    AUH

    S M T W T F S

  15. EY005

    Abu Dhabi Intl. Airport

    3:15 AM

    AUH

    15h 30m

    Nonstop

    9:45 AM

    IAD

    S M T W T F S

  16. ZE517

    Incheon Intl. Airport

    6:30 PM

    ICN

    5h 40m

    Nonstop

    10:10 PM

    CNX

    S M T W T F S
    Search

  17. EY427

    Chiang Mai Intl. Airport

    9:30 AM

    CNX

    6h 30m

    Nonstop

    1:00 PM

    AUH

    S M T W T F S

  18. EY005

    Abu Dhabi Intl. Airport

    3:15 AM

    AUH

    15h 30m

    Nonstop

    9:45 AM

    IAD

    S M T W T F S

  19. SC4614

    Incheon Intl. Airport

    3:30 PM

    ICN

    1h 35m

    Nonstop

    4:05 PM

    TAO

    S M T W T F S
    Search

  20. SC4079

    Qingdao Jiaodong International Airport

    9:55 PM

    TAO

    4h 55m

    Nonstop

    1:50 AM

    BKK

    S M - W T F S

  21. EY1045

    Suvarnabhumi Intl. Airport

    8:40 PM

    BKK

    6h 30m

    Nonstop

    12:10 AM

    AUH

    - - T W T F -

  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. SC4614

    Incheon Intl. Airport

    3:30 PM

    ICN

    1h 35m

    Nonstop

    4:05 PM

    TAO

    S M T W T F S
    Search

  24. SC4079

    Qingdao Jiaodong International Airport

    9:55 PM

    TAO

    4h 55m

    Nonstop

    1:50 AM

    BKK

    S M - W T F S

  25. EY405

    Suvarnabhumi Intl. Airport

    2:40 PM

    BKK

    7h 25m

    Nonstop

    7:05 PM

    AUH

    S M T W T F S

  26. EY005

    Abu Dhabi Intl. Airport

    3:15 AM

    AUH

    15h 30m

    Nonstop

    9:45 AM

    IAD

    S M T W T F S

  27. MU5062

    Incheon Intl. Airport

    2:30 PM

    ICN

    2h 15m

    Nonstop

    3:45 PM

    PVG

    - - T - T - S
    Search

  28. MU547

    Pudong Intl. Airport

    9:00 PM

    PVG

    4h 40m

    Nonstop

    12:40 AM

    BKK

    S M T W T F S

  29. EY1045

    Suvarnabhumi Intl. Airport

    8:40 PM

    BKK

    6h 30m

    Nonstop

    12:10 AM

    AUH

    - - T W T F -

  30. EY005

    Abu Dhabi Intl. Airport

    3:15 AM

    AUH

    15h 30m

    Nonstop

    9:45 AM

    IAD

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

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 $381
Cheapest return ticket price $852

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 $1,340 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 $381, and round-trip fares start from $852. The current lowest fare is a Air China flight departing on Mon, Dec 21; 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 $1,139. 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.

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.