HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Iwakuni

$1,128+ Cheap flights from Washington, D.C. (WAS) 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 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
WAS — IWK
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Washington, D.C. to Iwakuni with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Washington, D.C. to Iwakuni

Cheapest flights from Washington, D.C. to Iwakuni
Explore the most affordable flight options available from Washington, D.C. to Iwakuni. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This United Airlines deal was found by Cheapflights users on 1/28. 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 2/2510:30 am
BWI
-
IWK
2 stops42h 20m
United Airlines
Sun 3/19:00 am
IWK
-
BWI
2 stops26h 17m
United Airlines
Deal found 1/28$1,128
This United Airlines deal was found by Cheapflights users on 1/26. 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 2/45:18 pm
BWI
-
IWK
2 stops59h 32m
United Airlines
Sun 2/89:05 am
IWK
-
BWI
3 stops27h 20m
United Airlines
Deal found 1/26$1,513
This United Airlines deal was found by Cheapflights users on 1/28. 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 2/45:59 pm
DCA
-
IWK
2 stops34h 51m
United Airlines
Sun 2/89:05 am
IWK
-
DCA
2 stops26h 47m
United Airlines
Deal found 1/28$1,727
This United Airlines deal was found by Cheapflights users on 1/26. 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 1/26$2,591
This United Airlines deal was found by Cheapflights users on 1/27. 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 1/286:00 am
DCA
-
IWK
2 stops22h 50m
United Airlines
Sun 2/19:05 am
IWK
-
DCA
2 stops43h 11m
United Airlines
Deal found 1/27$2,606

Find flight deals from Washington, D.C. to Iwakuni

Discover tips and strategies to find the most affordable flight options for your journey from Washington, D.C. (WAS) 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 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,128
(United Airlines)
Provider with most accurate pricing for Washington, D.C. (WAS)-MCAS Iwakuni flight deals.
Search Deals
Provider most trusted by Cheapflights users for Washington, D.C. (WAS)-MCAS Iwakuni flights.
Search Deals
From Washington, D.C. (WAS) to MCAS Iwakuni
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Washington, D.C. 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 29, 2026.
Use the filters below to find and compare flights from Washington, D.C. to Iwakuni that are best for you.

Fly from

Washington, D.C.

Fly to

Iwakuni

Route

Depart

Return

Price

BaltimoreIwakuni

BWI - IWK

BWIIWK

Baltimore/Washington

Wed 2/25

10:30 am-6:50 pm

2 stops42h 20m

MCAS Iwakuni

Sun 3/1

9:00 am-9:17 pm

2 stops26h 17m

$1,128

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/28

Compare providers for flights from Washington, D.C. to Iwakuni

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 Iwakuni in January.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 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.-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.-Iwakuni flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Washington, D.C.-Iwakuni flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Washington, D.C.-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.-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 Washington, D.C. to Iwakuni

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

Cheapflights Insights

Everything you need to know about your flight from Washington, D.C. to Iwakuni
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Iwakuni

Get insights into the airlines that provide service to Iwakuni. 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 Iwakuni. Reviews last updated January 29, 2026.
Peruse reviews from past customers who have flown with ANA from Washington, D.C. to Iwakuni to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
ANA
8.4
Very good
1,078 reviews

Comfort

8.2

Entertainment

7.9

Food

7.7

Boarding

8.5

Crew

8.7

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Lindsey,Jan 2026

CGK - HND

All of the flight attendants were very nice & attentive. The bathrooms were kept very clean. We have no complaints!
ANA
8.4
Very good
1,078 reviews
ANA
8.4
Very good
1,078 reviews

Comfort

8.2

Entertainment

7.9

Food

7.7

Boarding

8.5

Crew

8.7

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Lindsey,Jan 2026

CGK - HND

All of the flight attendants were very nice & attentive. The bathrooms were kept very clean. We have no complaints!

Related info for your journey

Find useful and relevant information for your journey from Washington, D.C. 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.?

    Located just 1.6 mi from the city center, MCAS Iwakuni is the airport most travelers will use when flying to Iwakuni from Washington, D.C.. Booking flights from Washington, D.C. to MCAS Iwakuni (IWK) should be relatively easy as there are 0 daily inbound flights from Washington, D.C. from 0 different airlines.

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

    A quick flight from Washington, D.C. to Iwakuni can take about 42h 20m. United Airlines provides one of the quickest options available for as low as $1,128. Washington, D.C. and Iwakuni are separated by a distance of 7039 mi.

  • What are the most popular routes from Washington, D.C. to Iwakuni?

    While some choose either Washington, D.C. Dulles Intl - MCAS Iwakuni or Baltimore/Washington - MCAS Iwakuni, Washington, D.C. Reagan-National - MCAS Iwakuni is the most popular route from Washington, D.C. to Iwakuni.

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

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

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

    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 Iwakuni.

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

    Yes. Cheapflights offers flight deals from Washington, D.C. 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.

See more FAQs

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 Washington, D.C. to Iwakuni

See prices for flight routes from nearby airports that may be better suited for you.
Reagan-National to Iwakuni flights
Dulles Intl to Iwakuni flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.