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$1,383+ 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 12/20. Fares are subject to change and may not be available on all flights or dates of travel.
IWK — SEA
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheap 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 December 18, 2025.

This Flightnetwork deal was found by Cheapflights users on 12/17. 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.
Sat 12/207:35 amIWK - SEA
2 stops23h 56mMultiple Airlines
Wed 12/315:54 pmSEA - IWK
2 stops45h 26mMultiple Airlines
Deal found 12/17$1,383

Find flight deals from Iwakuni to Washington

Keep the following information in mind while searching for Iwakuni to Washington flight deals. Data was last updated December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,428
(United Airlines)
Provider with most accurate pricing for MCAS Iwakuni-Seattle/Tacoma Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for MCAS Iwakuni-Seattle/Tacoma Intl flights.
Search Deals
From MCAS Iwakuni to Washington
Search Deals

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 December 18, 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

Sat 1/31

7:35 pm-7:40 am

2 stops53h 05m

Seattle/Tacoma Intl

Sat 2/7

5:45 pm-8:20 am

2 stops45h 35m

$1,490

IwakuniSeattle

IWK - SEA

IWKSEA

MCAS Iwakuni

Wed 2/4

9:05 am-9:12 pm

3 stops53h 07m

Seattle/Tacoma Intl

Sun 2/8

9:25 am-6:50 pm

2 stops40h 25m

$1,652

IwakuniSeattle

IWK - SEA

IWKSEA

MCAS Iwakuni

Sat 1/31

9:05 am-9:12 pm

3 stops29h 07m

Seattle/Tacoma Intl

Sat 2/7

9:25 am-6:50 pm

2 stops40h 25m

$1,767

IwakuniSeattle

IWK - SEA

IWKSEA

MCAS Iwakuni

Sat 1/31

5:50 pm-1:20 pm

1 stop12h 30m

Seattle/Tacoma Intl

Sat 2/7

3:45 pm-8:20 am

1 stop23h 35m

$1,881

IwakuniSeattle

IWK - SEA

IWKSEA

MCAS Iwakuni

Fri 1/2

9:05 am-6:40 pm

2 stops26h 35m

$1,981

IwakuniSeattle

IWK - SEA

IWKSEA

MCAS Iwakuni

Fri 1/2

9:05 am-9:07 pm

3 stops29h 02m

$2,631

IwakuniSeattle

IWK - SEA

IWKSEA

MCAS Iwakuni

Fri 1/2

5:50 pm-1:20 pm

1 stop12h 30m

$4,441

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

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
No data available for this route at this time. Please check back soon.

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?

    United Airlines can get you from Iwakuni to State of Washington in just under 53h 07m. 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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