Incheon Intl

$387+ Cheap flights from Washington, D.C. (WAS) to Incheon Intl (ICN)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/18. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — ICN
Nov 26 — Dec 31
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The best prices from Washington, D.C. to Incheon Intl are usually found in November or October, booked 38 days in advance, depart on a Wednesday or Thursday and return on a Friday

Cheap flight deals from Washington, D.C. to Incheon Intl

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) to Incheon Intl (ICN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated November 21, 2024.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Popular in

June

Cheapest in

November

Round-trip from

$891
(WhyPayMore)

One-way from

$387
(Kiwi.com)
Provider with most accurate pricing for Washington, D.C. (WAS)-Incheon Intl flight deals.
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-Incheon Intl flights.
High demand for flights, 24% potential price rise
Best time to find cheap flights, 25% potential price drop
From Washington, D.C. (WAS) to Incheon Intl
One-way flight from Washington, D.C. (WAS) to Incheon Intl

Find flight deals from Washington, D.C. to Incheon Intl

Cheapest flights from Washington, D.C. to Incheon Intl
Explore the most affordable flight options available from Washington, D.C. to Incheon Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2024.

This Delta deal was found by Cheapflights users on 11/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/276:00 amBWI - ICN
1 stop19h 30mDelta
Sat 12/77:25 pmICN - BWI
1 stop17h 38mDelta
Deal found 11/21$902
This American Airlines deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/215:00 amDCA - ICN
1 stop21h 45mAmerican Airlines
Thu 12/56:50 pmICN - DCA
1 stop19h 52mAmerican Airlines
Deal found 11/20$902
This American Airlines deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/296:16 amIAD - ICN
1 stop20h 29mAmerican Airlines
Sat 12/146:50 pmICN - IAD
1 stop17h 34mAmerican Airlines
Deal found 11/20$902
This Justfly.com deal was found by Cheapflights users on 11/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/275:56 pmIAD - ICN
2 stops32h 49mAir Canada
Sat 12/76:20 pmICN - IAD
2 stops34h 53mAir Canada
Deal found 11/21$913
This American Airlines deal was found by Cheapflights users on 11/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/255:00 amBWI - ICN
2 stops21h 45mAmerican Airlines
Thu 11/286:50 pmICN - BWI
1 stop37h 23mAmerican Airlines
Deal found 11/21$914
This United Airlines deal was found by Cheapflights users on 11/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/266:30 pmBWI - ICN
1 stop21h 10mUnited Airlines
Thu 11/286:00 pmICN - BWI
2 stops36h 19mUnited Airlines
Deal found 11/21$916
This Air Canada deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/246:00 amDCA - ICN
2 stops22h 25mAir Canada
Tue 11/268:10 pmICN - DCA
2 stops28h 09mAir Canada
Deal found 11/20$958
This oojo deal was found by Cheapflights users on 11/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/42:00 pmIAD - ICN
1 stop38h 20mTurkish Airlines
Tue 12/1012:10 amICN - IAD
1 stop33h 20mTurkish Airlines
Deal found 11/21$962
This Flightnetwork deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/262:35 pmIAD - ICN
1 stop37h 50mMultiple Airlines
Mon 12/21:10 pmICN - IAD
1 stop39h 00mMultiple Airlines
Deal found 11/20$998
This Mytrip deal was found by Cheapflights users on 11/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/86:10 pmBWI - ICN
3 stops33h 05mMultiple Airlines
Thu 1/168:35 amICN - BWI
2 stops25h 39mMultiple Airlines
Deal found 11/21$1,020
This Korean Air deal was found by Cheapflights users on 11/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/246:00 amBWI - ICN
1 stop19h 50mKorean Air
Wed 12/115:50 pmICN - BWI
1 stop17h 59mKorean Air
Deal found 11/21$1,105
This oojo deal was found by Cheapflights users on 11/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/278:45 pmDCA - ICN
2 stops50h 00mCathay Pacific
Wed 12/41:50 pmICN - DCA
2 stops33h 39mCathay Pacific
Deal found 11/20$1,282

Find flights from Washington, D.C. to Incheon Intl within your budget

Customize your flight search to find flights from Washington, D.C. to Incheon Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,612,795 searches. Data last updated November 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Sat 3/8

11:10 am-3:25 pm

2 stops38h 15m

Incheon Intl

Sat 3/15

4:55 pm-10:29 am

2 stops30h 34m

$891

Washington, D.C.Incheon

IAD - ICN

IADICN

Washington, D.C. Dulles Intl

Fri 1/24

8:18 am-3:15 pm

2 stops40h 57m

Incheon Intl

Sun 2/9

4:55 pm-3:13 pm

2 stops36h 18m

$891

BaltimoreIncheon

BWI - ICN

BWIICN

Baltimore/Washington

Thu 3/6

6:00 am-4:30 pm

1 stop20h 30m

Incheon Intl

Thu 3/27

5:50 pm-12:29 am

1 stop19h 39m

$902

Washington, D.C.Incheon

DCA - ICN

DCAICN

Washington, D.C. Reagan-National

Thu 1/30

5:00 am-4:45 pm

1 stop21h 45m

Incheon Intl

Sun 2/9

6:50 pm-11:00 pm

1 stop18h 10m

$902

Washington, D.C.Incheon

IAD - ICN

IADICN

Washington, D.C. Dulles Intl

Fri 11/29

6:16 am-4:45 pm

1 stop20h 29m

Incheon Intl

Sat 12/7

6:50 pm-10:24 pm

1 stop17h 34m

$902

BaltimoreIncheon

BWI - ICN

BWIICN

Baltimore/Washington

Mon 3/3

4:02 pm-5:40 am

2 stops23h 38m

Incheon Intl

Wed 3/19

5:00 pm-6:53 am

1 stop26h 53m

$907

Washington, D.C.Incheon

IAD - ICN

IADICN

Washington, D.C. Dulles Intl

Wed 12/4

2:00 pm-6:20 pm

1 stop38h 20m

Incheon Intl

Tue 12/17

12:10 am-12:15 pm

1 stop26h 05m

$962

BaltimoreIncheon

BWI - ICN

BWIICN

Baltimore/Washington

Wed 1/15

9:55 am-4:10 pm

1 stop40h 15m

Incheon Intl

Sun 1/19

8:35 am-8:14 pm

2 stops25h 39m

$967

Washington, D.C.Incheon

IAD - ICN

IADICN

Washington, D.C. Dulles Intl

Tue 11/26

2:35 pm-6:25 pm

1 stop37h 50m

Incheon Intl

Mon 12/2

1:10 pm-2:10 pm

1 stop39h 00m

$998

BaltimoreIncheon

BWI - ICN

BWIICN

Baltimore/Washington

Sat 3/22

8:10 am-5:45 pm

1 stop20h 35m

Incheon Intl

Fri 3/28

9:40 am-12:29 am

1 stop27h 49m

$1,090

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/21

Showing 1-10 of 45 results
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Compare providers for flights from Washington, D.C. to Incheon Intl

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Washington, D.C. to Incheon Intl in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Washington, D.C.-Incheon Intl Airport flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Washington, D.C.-Incheon Intl Airport flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Incheon Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-Incheon Intl Airport flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Washington, D.C.-Incheon Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Washington, D.C. to Incheon Intl

Have a flexible travel schedule? Discover the best time to fly to Incheon Intl from Washington, D.C. with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Washington, D.C. to Incheon Intl

Get recent, data-driven insights about flights from Washington, D.C. to Incheon Intl including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Washington, D.C. to Incheon Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Washington, D.C. to Incheon Intl. Price data was last updated on November 15, 2024.

The price you pay for your flight from Washington, D.C. to Incheon Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 38 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Washington, D.C. to Incheon Intl Airport?

Currently, October is the cheapest month in which you can book a flight from Washington, D.C. to Incheon Intl Airport (average of $1,102). Flying from Washington, D.C. to Incheon Intl Airport in June is currently the most expensive (average of $1,708). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from WAS to ICN?

Find hourly flight availability from Washington, D.C. to Incheon Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 21, 2024.

Unlike at noon, when flights are generally more expensive, you can save up to 44% on flights from Washington, D.C. to Incheon Intl Airport by exploring options for tickets in the evening.

What is the cheapest day to fly from Washington, D.C. to Incheon Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Washington, D.C. to Incheon Intl. Price data was last updated on November 18, 2024.

Travelers seeking maximum savings on their Washington, D.C. to Incheon Intl Airport flight should consider departing on Monday evenings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Washington, D.C. to Incheon Intl Airport

Explore weekly flight availability from Washington, D.C. to Incheon Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated November 21, 2024.

The most flights from WAS to ICN are scheduled on a Monday (2 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (2 on average).

Rainfall in Incheon Intl by month

Plan your trip to Incheon Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Incheon Intl Airport ranges from 0.8 - 10.2 inches per month. July is typically the wettest month, when rainfall can reach 10.2 in. January is typically the driest time to visit Incheon Intl Airport when rainfall is around 0.8 in.

Temperature in Incheon Intl by month

Plan your trip to Incheon Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Incheon Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 28.4 F).

Reviews of airlines servicing Incheon Intl

Get insights into the airlines that provide service to Incheon Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Incheon Intl. Reviews last updated November 21, 2024.
See what other customers who have flown with Air Canada, Delta and American Airlines from Washington, D.C. to Seoul have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
8.5
Very good
1,024 reviews

Boarding

8.5

Comfort

8.3

Entertainment

8.2

Food

8.1

Overall

8.5

Crew

8.7

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

8.5
Very good
1,024 reviews
8.5
Very good
1,024 reviews

Boarding

8.5

Comfort

8.3

Entertainment

8.2

Food

8.1

Overall

8.5

Crew

8.7

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

8.3
Very good
1,457 reviews
8.5
Very good
1,024 reviews

Boarding

8.5

Comfort

8.3

Entertainment

8.2

Food

8.1

Overall

8.5

Crew

8.7

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

8.3
Very good
476 reviews
8.5
Very good
1,024 reviews

Boarding

8.5

Comfort

8.3

Entertainment

8.2

Food

8.1

Overall

8.5

Crew

8.7

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

8.0
Very good
8,755 reviews
8.5
Very good
1,024 reviews

Boarding

8.5

Comfort

8.3

Entertainment

8.2

Food

8.1

Overall

8.5

Crew

8.7

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

7.6
Good
878 reviews
8.5
Very good
1,024 reviews

Boarding

8.5

Comfort

8.3

Entertainment

8.2

Food

8.1

Overall

8.5

Crew

8.7

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. to Incheon Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the cheapest airlines flying from Washington, D.C. to Incheon Intl Airport round-trip?

    According to our current data, Air Canada ($891), Delta ($902), and American Airlines ($902) offers the cheapest pricing from Washington, D.C. to Incheon Intl Airport. Air Canada is currently priced 42% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Washington, D.C. to Incheon Intl Airport one-way?

    The cheapest airlines for a one-way flight from Washington, D.C. to Incheon Intl Airport are Air Canada ($461), United Airlines ($506), and American Airlines ($506).

  • What are the most popular routes from Washington, D.C. to Incheon Intl Airport?

  • What are the cheapest flights from Washington, D.C. to Incheon Intl Airport?

    On average you can expect to pay $8,241 for a flight from Washington, D.C. to Incheon Intl Airport. The cheapest flight overall is $698 while the most popular route, (Washington, D.C. Dulles Intl - Incheon Intl) is currently priced at $849.

  • Where are the most common layover locations when flying from Washington, D.C. to Incheon Intl Airport?

  • What are some popular things to do or see while on a layover in Toronto?

    The majority of Toronto visitors spend their time at Union Station, CN Tower, and Hockey Hall of Fame. Union Station, CN Tower, and Hockey Hall of Fame are located about 12.1 mi, 11.9 mi, and 12.3 mi, respectively from Toronto Pearson Intl. Those on a layover in Toronto in need of a rental car can book one at Toronto Pearson Intl for about $30.

  • What are some popular points of interest to see during a layover in Istanbul?

    Taksim Square, Sultan Ahmet Camii, and Ayasofya are currently the most popular points of interest in Istanbul at the moment. Travelers on a layover in Istanbul can visit Taksim Square, Sultan Ahmet Camii, and Ayasofya, by traveling 20.8 mi, 22.3 mi, and 22.2 mi, respectively after landing at Istanbul. Travelers can book a car rental at Istanbul for about $28 per day to make their sightseeing more efficient.

  • Where are the least popular layover locations for Washington, D.C. to Incheon Intl Airport flights?

  • Can I find deals for flights from Washington, D.C. to Incheon Intl that include hotel bookings?

    Yes. In addition to deals on Washington, D.C. to Incheon Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Washington, D.C. to Incheon Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Washington, D.C. to Incheon Intl.

  • Can I find deals for business class flights from Washington, D.C. to Incheon Intl?

    Yes. Cheapflights offers flight deals from Washington, D.C. to Incheon Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Washington, D.C. to Incheon Intl Airport?

    Currently, October is the cheapest month in which you can book a flight from Washington, D.C. to Incheon Intl Airport (average of $1,102). Flying from Washington, D.C. to Incheon Intl Airport in June is currently the most expensive (average of $1,708). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Washington, D.C. to Incheon Intl

See prices for flight routes from nearby airports that may be better suited for you.

Top 10 airlines flying from Washington, D.C. to Incheon Intl

Discover the top 10 airlines that operate flights from Washington, D.C. to Incheon Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,612,795 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
SAUDIACheapest$833Average$939FlexibilityNo cancel feeOn-time86%
Air CanadaCheapest$866Average$1,338FlexibilityNo cancel feeOn-time67%
DeltaCheapest$903Average$2,017FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$903Average$1,910FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$903Average$1,567FlexibilityNo cancel feeOn-time71%
Turkish AirlinesCheapest$977Average$1,084FlexibilityNo cancel feeOn-time77%
Korean AirCheapest$1,082Average$1,966FlexibilityNo cancel feeOn-time81%
Asiana AirlinesCheapest$1,420Average$1,729FlexibilityNo cancel feeOn-time76%
KLMCheapest$1,559Average$1,704FlexibilityNo cancel feeOn-time75%
Air FranceCheapest$1,583Average$1,712FlexibilityNo cancel feeOn-time77%
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