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Iwakuni

$1,642+ Cheap flights from Dulles Intl (IAD) to Iwakuni (IWK)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/28. Fares are subject to change and may not be available on all flights or dates of travel.
IAD — IWK
Feb 11 — Feb 181
Wed 2/11
Wed 2/18
1 adult, Economy
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Cheap flight deals from Dulles Intl to Iwakuni

Discover tips and strategies to find the most affordable flight options for your journey from Dulles Intl (IAD) to Iwakuni (IWK). 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 January 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$1,642
(United Airlines)
Provider with most accurate pricing for Washington, D.C. Dulles Intl-MCAS Iwakuni flight deals.
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Provider most trusted by Cheapflights users for Washington, D.C. Dulles Intl-MCAS Iwakuni flights.
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From Washington, D.C. Dulles Intl to MCAS Iwakuni
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Find flight deals from Dulles Intl to Iwakuni

Cheapest flights from Dulles Intl to Iwakuni
Explore the most affordable flight options available from Dulles Intl to Iwakuni. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 12, 2026.

This United Airlines deal was found by Cheapflights users on 1/11. 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.
Wed 1/2811:10 am
IAD
-
IWK
1 stop17h 40m
United Airlines
Sun 2/19:05 am
IWK
-
IAD
1 stop20h 35m
United Airlines
Deal found 1/11$1,642
This AranGrant deal was found by Cheapflights users on 1/12. 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 AranGrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/1812:20 pm
IAD
-
IWK
1 stop19h 30m
ANA
Sat 1/317:35 pm
IWK
-
IAD
1 stop34h 05m
ANA
Deal found 1/12$7,507

Cheapflights Fare Finder

 
Customize your flight search to find flights from Dulles Intl to Iwakuni 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 2,558,603 searches. Data last updated January 12, 2026.
Use the filters below to find and compare flights from Washington, D.C. Dulles Intl Airport to Iwakuni that are best for you.

Fly from

Dulles Intl

Fly to

Iwakuni

Route

Depart

Return

Price

Washington, D.C.Iwakuni

IAD - IWK

IADIWK

Washington, D.C. Dulles Intl

Wed 1/28

11:10 am-6:50 pm

1 stop17h 40m

MCAS Iwakuni

Sun 2/1

9:05 am-3:40 pm

1 stop20h 35m

$1,642

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/10

  • Most accurate provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Iwakuni flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Washington, D.C. Dulles Intl Airport-Iwakuni flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C. Dulles Intl Airport-Iwakuni flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C. Dulles Intl Airport-Iwakuni flights, Cheapflights users trust FlightHub the most. FlightHub 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. Dulles Intl Airport-Iwakuni 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 Dulles Intl to Iwakuni

Have a flexible travel schedule? Discover the best time to fly to Iwakuni from Dulles 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.

Related info for your journey

Find useful and relevant information for your journey from Dulles Intl to Iwakuni. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Iwakuni from Washington, D.C. Dulles Intl?

    If you book a flight to Iwakuni from Washington, D.C. Dulles Intl, you will be flying to MCAS Iwakuni, which is the city’s only airport. MCAS Iwakuni (IWK) is located 1.6 mi from the center of Iwakuni. There are 0 flights from Washington, D.C. Dulles Intl to MCAS Iwakuni per day from 0 different airlines.

  • How long is the flight from Washington, D.C. Dulles Intl Airport to Iwakuni?

    There are many flights that can get you from Washington, D.C. Dulles Intl Airport to Iwakuni in 17h 40m. Fly via United Airlines to get the fastest option. The distance between Washington, D.C. Dulles Intl Airport and Iwakuni is about 7036 mi.

  • Can I find deals for flights from Dulles Intl to Iwakuni that include hotel bookings?

    Yes. In addition to deals on Dulles Intl to Iwakuni flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Dulles Intl to Iwakuni?

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

  • Can I find deals for business class flights from Dulles Intl to Iwakuni?

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

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