$939 Cheap Flights from Boston (BOS) to Iwakuni (IWK)

View $939 flight on Sat, Jan 17, 2026Opens in a new window

Popular airlines from Logan International Airport (BOS) to Iwakuni Airport (IWK)

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Cheap Flights from Boston to Iwakuni (BOS-IWK)

Prices were available within the past 7 days and start at $939 for one-way flights and $896 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

All Nippon Airways
Tue, Feb 10 - Fri, Feb 20
BOS
Boston
IWK
Iwakuni
$896 Roundtrip, found 6 days ago
$896
Roundtrip
found 6 days ago
Select All Nippon Airways flight, departing Tue, Feb 10 from Boston to Iwakuni, returning Fri, Feb 20, priced at $896 found 6 days ago
All Nippon Airways
Tue, Feb 10 - Fri, Feb 20
BOS
Boston
IWK
Iwakuni
$904 Roundtrip, found 6 days ago
$904
Roundtrip
found 6 days ago
Select All Nippon Airways flight, departing Tue, Feb 10 from Boston to Iwakuni, returning Fri, Feb 20, priced at $904 found 6 days ago
All Nippon Airways
Tue, Feb 10 - Fri, Feb 20
BOS
Boston
IWK
Iwakuni
$911 Roundtrip, found 6 days ago
$911
Roundtrip
found 6 days ago
Select All Nippon Airways flight, departing Tue, Feb 10 from Boston to Iwakuni, returning Fri, Feb 20, priced at $911 found 6 days ago
All Nippon Airways
Tue, Feb 10 - Fri, Feb 20
BOS
Boston
IWK
Iwakuni
$988 Roundtrip, found 6 days ago
$988
Roundtrip
found 6 days ago
Select All Nippon Airways flight, departing Tue, Feb 10 from Boston to Iwakuni, returning Fri, Feb 20, priced at $988 found 6 days ago
All Nippon Airways
Tue, Feb 10 - Fri, Feb 20
BOS
Boston
IWK
Iwakuni
$996 Roundtrip, found 6 days ago
$996
Roundtrip
found 6 days ago
Select All Nippon Airways flight, departing Tue, Feb 10 from Boston to Iwakuni, returning Fri, Feb 20, priced at $996 found 6 days ago
All Nippon Airways
Tue, Feb 10 - Fri, Feb 20
BOS
Boston
IWK
Iwakuni
$1,080 Roundtrip, found 6 days ago
$1,080
Roundtrip
found 6 days ago
Select All Nippon Airways flight, departing Tue, Feb 10 from Boston to Iwakuni, returning Fri, Feb 20, priced at $1,080 found 6 days ago
All Nippon Airways
Sun, May 17 - Sat, May 23
BOS
Boston
IWK
Iwakuni
$1,192 Roundtrip, found 3 days ago
$1,192
Roundtrip
found 3 days ago
Select All Nippon Airways flight, departing Sun, May 17 from Boston to Iwakuni, returning Sat, May 23, priced at $1,192 found 3 days ago
All Nippon Airways
Sun, May 17 - Sat, May 23
BOS
Boston
IWK
Iwakuni
$1,198 Roundtrip, found 3 days ago
$1,198
Roundtrip
found 3 days ago
Select All Nippon Airways flight, departing Sun, May 17 from Boston to Iwakuni, returning Sat, May 23, priced at $1,198 found 3 days ago
United
Sun, May 17 - Sat, May 23
BOS
Boston
IWK
Iwakuni
$1,205 Roundtrip, found 3 days ago
$1,205
Roundtrip
found 3 days ago
Select United flight, departing Sun, May 17 from Boston to Iwakuni, returning Sat, May 23, priced at $1,205 found 3 days ago
JetBlue Airways
Sun, May 17 - Sat, May 23
BOS
Boston
IWK
Iwakuni
$1,210 Roundtrip, found 3 days ago
$1,210
Roundtrip
found 3 days ago
Select JetBlue Airways flight, departing Sun, May 17 from Boston to Iwakuni, returning Sat, May 23, priced at $1,210 found 3 days ago
Flights from Boston (BOS) to Iwakuni (IWK)
Origin airport
Logan Intl.
Destination airport
Iwakuni
Airlines serving
All Nippon Airways
Roundtrip price
$896
Distance
6948 mi

Boston to Iwakuni Flights

The cheapest times to fly from Boston to Iwakuni

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Boston to Iwakuni are during the month of February. You can find some of the cheapest flights from Boston to Iwakuni with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Boston to Iwakuni

Sunday is one of the best days to book for cheap flights from Boston to Iwakuni: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Boston to Iwakuni

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Boston to Iwakuni in 2026. You can also book with separate airlines for your outbound and return journeys, from $939 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Boston to Iwakuni flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Boston to Iwakuni airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Logan Intl. Airport (BOS) to Iwakuni Airport (IWK) cost?
Snag a cheap one-way flight from $939 or cheap return flight from $896 from Logan Intl. Airport (BOS) to Iwakuni Airport (IWK) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Logan Intl. Airport (BOS) to Iwakuni Airport (IWK)?
February is the most affordable month to fly from BOS to IWK. Planning your trip for the off-season is often the key to finding a great deal.
What is the cheapest airline that flies from Logan Intl. Airport (BOS) to Iwakuni Airport (IWK)?
To find the cheapest airline flying from BOS to IWK, use Expedia's filter tool. Customize your search based on your travel style, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Logan Intl. Airport (BOS) to Iwakuni Airport (IWK)?
Nonstop flights from Logan Intl. Airport (BOS) to Iwakuni Airport (IWK) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your travel dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from BOS to IWK?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Keep in mind that flight schedules can vary depending on a number of factors, such as the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Logan Intl. Airport (BOS) to Iwakuni Airport (IWK)?
To reach Iwakuni Airport (IWK) on time, choose a flight that leaves Logan Intl. Airport (BOS) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Logan Intl. Airport (BOS) to Iwakuni Airport (IWK) last-minute?
Booking your plane ticket from BOS to IWK right before your trip is usually more expensive. However, if there's some wiggle room with your departure times and dates, you could score a cheap last-minute fare.
Is it cheaper to book a BOS to IWK flight and hotel package?
You can save money by securing a BOS to IWK flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. Once you've chosen your preferred flights and accommodations, you can add extras such as tours, car rentals and activities.
Can I cancel or change the date of my flight from Logan Intl. Airport (BOS) to Iwakuni Airport (IWK)?
In most instances, you can reschedule or cancel your BOS to IWK flight. However, there may be additional charges, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline's policies and fees on flight changes, or if you need further information, go to our Customer Service portal.

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*Available to One Key members.