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Iwakuni

$863+ Cheap flights from Boston (BOS) 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 2/9. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — IWK
Feb 10 — Feb 171
Tue 2/10
Tue 2/17
1 adult, Economy
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Cheap flight deals from Boston to Iwakuni

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) 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 11, 2026.

Most accurate provider

AranGrant
2 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$863
(FlightHub)
Provider with most accurate pricing for Boston Logan Intl-MCAS Iwakuni flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-MCAS Iwakuni flights.
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From Boston Logan Intl to MCAS Iwakuni
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Find flight deals from Boston to Iwakuni

Cheapest flights from Boston to Iwakuni
Explore the most affordable flight options available from Boston to Iwakuni. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 11, 2026.

This FlightHub deal was found by Cheapflights users on 1/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/95:45 amBOS - IWK
2 stops23h 05mANA
Mon 2/167:35 pmIWK - BOS
2 stops40h 12mANA
Deal found 1/10$863
This United Airlines deal was found by Cheapflights users on 1/10. 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.
Mon 2/96:00 amBOS - IWK
2 stops22h 50mUnited Airlines
Mon 2/169:05 amIWK - BOS
3 stops28h 52mUnited Airlines
Deal found 1/10$1,683
This United Airlines deal was found by Cheapflights users on 1/8. 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 1/226:00 amBOS - IWK
2 stops22h 50mUnited Airlines
Mon 1/269:05 amIWK - BOS
3 stops41h 41mUnited Airlines
Deal found 1/8$3,048

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston 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 11, 2026.
Use the filters below to find and compare flights from Boston to Iwakuni that are best for you.

Fly from

Boston

Fly to

Iwakuni

Route

Depart

Return

Price

BostonIwakuni

BOS - IWK

BOSIWK

Boston Logan Intl

Mon 2/9

5:45 am-6:50 pm

2 stops23h 05m

MCAS Iwakuni

Mon 2/16

7:35 pm-9:47 pm

2 stops40h 12m

$863

BostonIwakuni

BOS - IWK

BOSIWK

Boston Logan Intl

Mon 2/9

6:00 am-6:50 pm

2 stops22h 50m

MCAS Iwakuni

Mon 2/16

9:05 am-11:57 pm

3 stops28h 52m

$1,683

BostonIwakuni

BOS - IWK

BOSIWK

Boston Logan Intl

Thu 1/22

5:45 am-6:50 pm

2 stops23h 05m

MCAS Iwakuni

Mon 1/26

9:05 am-7:21 am

2 stops36h 16m

$3,048

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/10

  • Most accurate provider: When it comes to deals on Boston-Iwakuni flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Boston-Iwakuni flight deals on Cheapflights vs. AranGrant 90-95% of the time. Price accuracy is based on data collected from Boston-Iwakuni flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Iwakuni flights, Cheapflights users trust AranGrant the most. AranGrant 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 Boston-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 Boston to Iwakuni

Have a flexible travel schedule? Discover the best time to fly to Iwakuni from Boston 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 Boston to Iwakuni. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Boston to Iwakuni?

    Airlines like ANA and United Airlines fly from Boston to Iwakuni in about 22h 50m. The time it takes to get you to your destination can typically vary by up to 15m. The distance between Boston and Iwakuni is about 6945 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston 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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