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$1,722+ Cheap flights from Iwakuni (IWK) to Washington

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 11/13. Fares are subject to change and may not be available on all flights or dates of travel.
IWK — SEA
Dec 4 — Dec 111
Thu 12/4
Thu 12/11
1 adult, Economy
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Cheap flight deals from Iwakuni to Washington

Keep the following information in mind while searching for Iwakuni to Washington flight deals. Data was last updated November 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars
Provider with most accurate pricing for MCAS Iwakuni-Seattle/Tacoma Intl flight deals.
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Provider most trusted by Cheapflights users for MCAS Iwakuni-Seattle/Tacoma Intl flights.
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Find flight deals from Iwakuni to Washington

Cheapest flights from Iwakuni to Washington
Explore the most affordable flight options available from Iwakuni to Washington. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 4, 2025.

This ANA deal was found by Cheapflights users on 11/2. 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 ANA is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/135:50 pmIWK - SEA
1 stop12h 30mANA
Mon 11/1710:05 amSEA - IWK
2 stops29h 15mANA
Deal found 11/2$1,722
This United Airlines deal was found by Cheapflights users on 11/2. 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.
Thu 11/139:00 amIWK - SEA
3 stops28h 51mUnited Airlines
Mon 11/175:20 pmSEA - IWK
2 stops32h 30mUnited Airlines
Deal found 11/2$1,956

Cheapflights Fare Finder

 
Customize your flight search to find flights from Iwakuni to Washington 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 November 4, 2025.
Use the filters below to find and compare flights from Iwakuni to Washington that are best for you.

Fly from

Iwakuni

Fly to

Washington

Route

Depart

Return

Price

IwakuniSeattle

IWK - SEA

IWKSEA

MCAS Iwakuni

Thu 11/13

5:50 pm-1:20 pm

1 stop12h 30m

Seattle/Tacoma Intl

Mon 11/17

10:05 am-8:20 am

2 stops29h 15m

$1,722

IwakuniSeattle

IWK - SEA

IWKSEA

MCAS Iwakuni

Thu 11/13

9:00 am-4:15 pm

2 stops24h 15m

Seattle/Tacoma Intl

Mon 11/17

1:20 pm-6:50 pm

2 stops36h 30m

$1,956

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/1

Best time to book a flight from Iwakuni to Washington

Have a flexible travel schedule? Discover the best time to fly to Washington from Iwakuni 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 Iwakuni to Washington
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Related info for your journey

Find useful and relevant information for your journey from Iwakuni to Washington. 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 from for flights from Iwakuni to Washington?

    Most people fly from MCAS Iwakuni (IWK) if they book a flight from Iwakuni to Washington. MCAS Iwakuni is conveniently located just 1.6 mi from Iwakuni’s city center.

  • How long is the flight from Iwakuni to State of Washington?

    ANA can get you from Iwakuni to State of Washington in just under 12h 30m. Your travel time can differ by up to . Airlines will cover a distance of 5156 mi.

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

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

  • How can I find direct flights from Iwakuni to Washington?

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

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

    Yes. Cheapflights offers flight deals from Iwakuni to Washington 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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