What are the cheapest airlines to fly from Incheon Intl Airport to District of Columbia one-way?

One-way options have recently been found by users for as low as $406 on Air Canada. Other airlines that offer cheap prices include WestJet from $521 and Asiana Airlines from $646 one-way.

In terms of precipitation, rainfall in District of Columbia ranges from 2.6 - 4.0 inches per month. May is typically the wettest month, when rainfall can reach 4.0 in. February is typically the driest time to visit District of Columbia when rainfall is around 2.6 in.

If weather is an important factor for your trip to District of Columbia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

What are the most popular airlines that fly from Incheon Intl Airport to District of Columbia?

When booking a flight from Incheon Intl Airport to District of Columbia, you may want to consider flying on Delta, Korean Air or United Airlines as they are the most popular for this route.

What is the cheapest month to fly from Incheon Intl Airport to District of Columbia?

The best pricing can be found in the month of February. Prices to District of Columbia from Incheon Intl Airport average $1,025. You can even find prices in February for less than $1,025, as users have found deals to District of Columbia from as low as $748. The month of July appears to be one of the more expensive times to travel to District of Columbia from Incheon Intl Airport. Flying in the targeted month can save you up to 18%.

Can I find deals for flights from Incheon Intl to District of Columbia that include hotel bookings?

Yes. In addition to deals on Incheon Intl to District of Columbia flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Incheon Intl to District of Columbia?

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

Can I find deals for business class flights from Incheon Intl to District of Columbia?

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

$406+ Flights from Incheon Intl Airport to District of Columbia

Q: How much does it cost to fly round-trip from Incheon Intl Airport to District of Columbia?

Airfare is below average for this route at the moment. Incheon Intl Airport to District of Columbia flights typically cost between $1,866 and $2,209 in September. The cheapest round-trip price found within the last 3 days was $686 on Multiple Airlines (Sep 12-Sep 24).

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Cheap flight deals from Incheon Intl to District of Columbia

Round-trip from	$490 (Trip.com)
One-way from	$406 (Mytrip)
Popular in	July
Cheapest in	February
Average price	$1,216
Good round-trip deal	$1,318 or less

From Incheon Intl to District of Columbia

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One-way flight from Incheon Intl to District of Columbia

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Highest demand for flights based on searches. 9% potential increase in price ($112 potential increase over avg. RT price).

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Cheapest flight prices on average. 1% potential price decrease ($20 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Price to beat on a round-trip flight from Incheon Intl to District of Columbia.

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Find flight deals from Incheon Intl to District of Columbia

Cheapest flights from Incheon Intl to District of Columbia
Explore the most affordable flight options available from Incheon Intl to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Fri 9/126:00 pmICN - DCA

1 stop29h 20mAir Canada

Wed 9/244:35 pmDCA - ICN

1 stop34h 40mAir Canada

Deal found 7/29

$490

Fri 9/126:00 pmICN - IAD

2 stops30h 45mAir Canada

Thu 9/259:35 amIAD - ICN

1 stop17h 40mAir Canada

Deal found 7/29

$520

Wed 8/274:50 pmICN - IAD

1 stop39h 02mUnited Airlines

Fri 8/2912:20 pmIAD - ICN

1 stop38h 30mUnited Airlines

Deal found 7/30

$630

Mon 11/38:35 pmICN - DCA

1 stop35h 23mAlaska Airlines

Wed 11/126:58 pmDCA - ICN

2 stops33h 37mAlaska Airlines

Deal found 7/30

$780

Best flights from Incheon Intl to District of Columbia
Discover carefully curated flight deals from Incheon Intl to District of Columbia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 30, 2025.

Fri 9/126:00 pmICN - DCA

1 stop29h 20mAir Canada

Wed 9/244:35 pmDCA - ICN

1 stop34h 40mAir Canada

Deal found 7/29

$490

Wed 8/274:50 pmICN - IAD

1 stop39h 02mUnited Airlines

Fri 8/2912:20 pmIAD - ICN

1 stop38h 30mUnited Airlines

Deal found 7/30

$630

Mon 11/38:35 pmICN - DCA

2 stops35h 23mAlaska Airlines

Wed 11/126:58 pmDCA - ICN

2 stops33h 37mAlaska Airlines

Deal found 7/30

$780

Fri 9/126:00 pmICN - IAD

2 stops30h 45mAir Canada

Thu 9/259:35 amIAD - ICN

1 stop17h 40mAir Canada

Deal found 7/29

$520

Mon 12/2212:45 pmICN - DCA

1 stop22h 28mUnited Airlines

Mon 1/56:00 pmDCA - ICN

1 stop21h 40mUnited Airlines

Deal found 7/28

$845

Last-minute flights from Incheon Intl to District of Columbia
Discover last-minute flight deals from Incheon Intl to District of Columbia. Data last updated July 30, 2025 and is based on user searches.

Fri 8/14:50 pmICN - DCA

1 stop17h 37mUnited Airlines

Wed 8/2711:00 amDCA - ICN

2 stops28h 20mUnited Airlines

Deal found 7/30

$960

Mon 8/49:00 amICN - IAD

1 stop19h 45mUnited Airlines

Tue 8/53:00 pmIAD - ICN

1 stop35h 00mUnited Airlines

Deal found 7/30

$629

Mon 8/49:25 pmICN - IAD

2 stops34h 34mAlaska Airlines

Thu 8/147:59 pmIAD - ICN

3 stops34h 01mAlaska Airlines

Deal found 7/29

$1,277

Mon 8/41:20 amICN - DCA

2 stops31h 43mQatar Airways

Mon 8/117:20 pmDCA - ICN

2 stops32h 45mQatar Airways

Deal found 7/30

$2,639

Tue 8/54:50 pmICN - DCA

1 stop17h 37mUnited Airlines

Mon 8/117:00 amDCA - ICN

1 stop19h 00mUnited Airlines

Deal found 7/30

$1,171

Wed 8/66:40 pmICN - DCA

1 stop16h 21mKorean Air

Sat 8/99:39 amDCA - ICN

1 stop17h 46mKorean Air

Deal found 7/30

$1,937

Wed 8/68:40 pmICN - DCA

1 stop38h 02mMultiple Airlines

Tue 8/129:40 amDCA - ICN

1 stop17h 35mMultiple Airlines

Deal found 7/30

$2,235

Fri 8/85:45 pmICN - IAD

1 stop25h 36mAir Canada

Wed 10/225:37 pmIAD - ICN

1 stop33h 38mAir Canada

Deal found 7/29

$948

Fri 8/86:00 pmICN - DCA

1 stop16h 48mAir Canada

Mon 8/119:40 amDCA - ICN

1 stop17h 35mAir Canada

Deal found 7/30

$1,151

Sat 8/99:25 pmICN - DCA

2 stops33h 33mAlaska Airlines

Fri 9/56:59 pmDCA - ICN

3 stops35h 01mAlaska Airlines

Deal found 7/30

$1,989

Sun 8/105:25 pmICN - IAD

2 stops42h 31mAmerican Airlines

Sat 8/166:27 amIAD - ICN

1 stop20h 03mAmerican Airlines

Deal found 7/30

$943

Mon 8/115:25 pmICN - DCA

1 stop33h 50mAmerican Airlines

Sat 8/165:00 amDCA - ICN

1 stop21h 30mAmerican Airlines

Deal found 7/30

$943

One-way flights from Incheon Intl to District of Columbia
Search for one-way flight options from Incheon Intl to District of Columbia. Find affordable one-way fares based on user searches. Data last updated July 30, 2025.

Fri 9/126:00 pmICN - IAD

1 stop30h 13mAir Canada

Deal found 7/29

$406

Wed 9/106:00 pmICN - DCA

1 stop29h 20mAir Canada

Deal found 7/30

$416

Mon 9/296:20 pmICN - IAD

2 stops43h 03mMultiple Airlines

Deal found 7/29

$459

Tue 9/212:45 pmICN - DCA

3 stops46h 14mMultiple Airlines

Deal found 7/30

$510

Sun 10/128:45 pmICN - IAD

1 stop34h 05mWestJet

Deal found 7/29

$521

Mon 10/138:55 pmICN - DCA

1 stop34h 04mAsiana Airlines

Deal found 7/30

$646

Sat 12/138:35 pmICN - DCA

2 stops34h 57mAlaska Airlines

Deal found 7/28

$650

Mon 10/1312:00 pmICN - DCA

2 stops46h 14mEVA Air

Deal found 7/30

$680

Cheapflights Fare Finder

Use the filters below to find and compare flights from Incheon Intl Airport to District of Columbia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Fri 9/12

6:00 pm-10:20 am

1 stop29h 20m

Washington, D.C. Reagan-National

Wed 9/24

4:35 pm-4:15 pm

1 stop34h 40m

$490

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

Fri 9/12

6:00 pm-11:45 am

2 stops30h 45m

Washington, D.C. Dulles Intl

Thu 9/25

9:35 am-4:15 pm

1 stop17h 40m

$520

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

Wed 8/27

4:50 pm-6:52 pm

1 stop39h 02m

Washington, D.C. Dulles Intl

Fri 8/29

12:20 pm-3:50 pm

1 stop38h 30m

$630

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Mon 11/3

8:35 pm-5:58 pm

2 stops35h 23m

Washington, D.C. Reagan-National

Wed 11/12

6:58 pm-6:35 pm

2 stops33h 37m

$780

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Mon 12/22

12:45 pm-9:13 pm

1 stop22h 28m

Washington, D.C. Reagan-National

Mon 1/5

6:00 pm-5:40 am

1 stop21h 40m

$845

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

Fri 9/12

6:00 pm-11:13 am

1 stop30h 13m

$406

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Wed 9/10

6:00 pm-10:20 am

1 stop29h 20m

$416

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

Mon 9/29

6:20 pm-12:23 am

2 stops43h 03m

$459

IncheonWashington, D.C.

ICN - DCA

ICNDCA

Incheon Intl

Tue 9/2

12:45 pm-9:59 pm

3 stops46h 14m

$510

IncheonWashington, D.C.

ICN - IAD

ICNIAD

Incheon Intl

Sun 10/12

8:45 pm-5:50 pm

1 stop34h 05m

$521

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 13 results

Best time to book a flight from Incheon Intl to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia from Incheon Intl 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.

Cheapflights Insights

Everything you need to know about your flight from Incheon Intl Airport to District of Columbia

What is the cheapest month to book a flight from Incheon Intl Airport to District of Columbia?

Currently, August is the cheapest month in which you can book a flight from Incheon Intl Airport to District of Columbia (average of $241). Flying from Incheon Intl Airport to District of Columbia in March is currently the most expensive (average of $290). 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 ICN to DC?

When flying from Incheon Intl Airport to District of Columbia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

How much does it cost to fly round-trip from Incheon Intl Airport to District of Columbia?

Reviews of airlines servicing District of Columbia

Get a feel of what it's like to fly with EVA Air, Asiana Airlines, and Alaska Airlines from Incheon Intl Airport to District of Columbia by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

EVA Air

8.4

Very good

1,222 reviews

Reviews

1 / 20

10.0

Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

EVA Air

8.4

Very good

1,222 reviews

EVA Air

8.4

Very good

1,222 reviews

Reviews

1 / 20

10.0

Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Asiana Airlines

8.2

Very good

467 reviews

EVA Air

8.4

Very good

1,222 reviews

Reviews

1 / 20

10.0

Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Alaska Airlines

8.0

Very good

10,000 reviews

EVA Air

8.4

Very good

1,222 reviews

Reviews

1 / 20

10.0

Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

United Airlines

7.4

Good

8,896 reviews

EVA Air

8.4

Very good

1,222 reviews

Reviews

1 / 20

10.0

Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

WestJet

7.2

Good

2,975 reviews

EVA Air

8.4

Very good

1,222 reviews

Reviews

1 / 20

10.0

Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

Related info for your journey

What are the cheapest airlines to fly from Incheon Intl Airport to District of Columbia one-way?
One-way options have recently been found by users for as low as $406 on Air Canada. Other airlines that offer cheap prices include WestJet from $521 and Asiana Airlines from $646 one-way.
Can I find deals for flights from Incheon Intl to District of Columbia that include hotel bookings?
Yes. In addition to deals on Incheon Intl to District of Columbia flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Incheon Intl to District of Columbia?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Incheon Intl to District of Columbia.
Can I find deals for business class flights from Incheon Intl to District of Columbia?
Yes. Cheapflights offers flight deals from Incheon Intl to District of Columbia 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 Incheon Intl Airport to District of Columbia?
Currently, August is the cheapest month in which you can book a flight from Incheon Intl Airport to District of Columbia (average of $241). Flying from Incheon Intl Airport to District of Columbia in March is currently the most expensive (average of $290). 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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Top 5 airlines flying from Incheon Intl to District of Columbia

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$688	Average$831	FlexibilityNo cancel fee	On-time71%
Air Canada	Cheapest$688	Average$980	FlexibilityNo cancel fee	On-time67%
United Airlines	Cheapest$724	Average$825	FlexibilityNo cancel fee	On-time69%
Delta	Cheapest$882	Average$1,543	FlexibilityNo cancel fee	On-timeN/A
Korean Air	Cheapest$1,127	Average$1,403	FlexibilityNo cancel fee	On-time81%

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$406+ Cheap flights from Incheon Intl (ICN) to District of Columbia

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 9/12. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Incheon Intl to District of Columbia with Cheapflights

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Cheap flight deals from Incheon Intl to District of Columbia

Keep the following information in mind while searching for Incheon Intl to District of Columbia flight deals. Data was last updated July 30, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Find flight deals from Incheon Intl to District of Columbia

Cheapest flights from Incheon Intl to District of ColumbiaExplore the most affordable flight options available from Incheon Intl to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Explore the most affordable flight options available from Incheon Intl to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Incheon Intl Airport to District of Columbia that are best for you.

Best time to book a flight from Incheon Intl to District of Columbia

Have a flexible travel schedule? Discover the best time to fly to District of Columbia from Incheon Intl with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Incheon Intl Airport to District of Columbia

What is the cheapest month to book a flight from Incheon Intl Airport to District of Columbia?

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

Find hourly flight availability from Incheon Intl to District of Columbia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 30, 2025.

How much does it cost to fly round-trip from Incheon Intl Airport to District of Columbia?

Reviews of airlines servicing District of Columbia

Related info for your journey

Find useful and relevant information for your journey from Incheon Intl to District of Columbia. 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 to fly from Incheon Intl Airport to District of Columbia one-way?

Can I find deals for flights from Incheon Intl to District of Columbia that include hotel bookings?

How can I find direct flights from Incheon Intl to District of Columbia?

Can I find deals for business class flights from Incheon Intl to District of Columbia?

What is the cheapest month to book a flight from Incheon Intl Airport to District of Columbia?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Incheon Intl to District of Columbia

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

Top 5 airlines flying from Incheon Intl to District of Columbia

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Cheapest flights from Incheon Intl to District of Columbia
Explore the most affordable flight options available from Incheon Intl to District of Columbia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.