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Cheap flights from Boston to Iwakuni from $1,122

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Iwakuni departing on 1/28. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Boston to Iwakuni

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:00 am - 6:50 pmBOS  Boston Logan Intl-IWK MCAS Iwakuni
22h 50m2 stops Newark Tokyo Haneda
United Airlines Logo
9:00 am - 11:54 pmIWK  MCAS Iwakuni-BOS Boston Logan Intl
28h 54m3 stops Tokyo Haneda San Francisco Washington, D.C. Dulles Intl
$1,122United Airlines
Thu, Jan 28 - Mon, Feb 1
United Airlines Logo
11:34 am - 6:30 pmBOS  Boston Logan Intl-IWK MCAS Iwakuni
41h 56m2 stops San Francisco Tokyo Haneda
United Airlines Logo
8:55 am - 10:45 pmIWK  MCAS Iwakuni-BOS Boston Logan Intl
26h 50m2 stops Tokyo Haneda Newark
$1,395United Airlines
Tue, Sep 22 - Thu, Oct 8
United Airlines Logo
7:25 am - 6:30 pmBOS  Boston Logan Intl-IWK MCAS Iwakuni
22h 05m2 stops Houston George Bush Intcntl Tokyo Haneda
United Airlines Logo
8:55 am - 12:54 amIWK  MCAS Iwakuni-BOS Boston Logan Intl
28h 59m2 stops Tokyo Haneda Chicago O'Hare Intl
$1,614United Airlines
Thu, Sep 24 - Thu, Oct 8
United Airlines Logo
9:30 am - 6:30 pmBOS  Boston Logan Intl-IWK MCAS Iwakuni
20h 00m2 stops Washington, D.C. Dulles Intl Tokyo Haneda
United Airlines Logo
8:55 am - 7:06 pmIWK  MCAS Iwakuni-BOS Boston Logan Intl
23h 11m2 stops Tokyo Haneda Washington, D.C. Dulles Intl
$1,621United Airlines
Fri, Sep 25 - Thu, Oct 8
United Airlines Logo
7:38 am - 6:30 pmBOS  Boston Logan Intl-IWK MCAS Iwakuni
21h 52m2 stops Newark Tokyo Haneda
United Airlines Logo
8:55 am - 11:59 pmIWK  MCAS Iwakuni-BOS Boston Logan Intl
28h 04m3 stops Tokyo Haneda San Francisco Washington, D.C. Dulles Intl
$1,774United Airlines
Thu, Sep 24 - Thu, Oct 8

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United Airlines flights from Boston to Iwakuni

Our best United Airlines deals on Boston to Iwakuni flight tickets
United Airlines
Jan 28
BOS6:00 amBoston Logan Intl
22h 50m
2 stops
IWK6:50 pmMCAS Iwakuni
Feb 1
IWK9:00 amMCAS Iwakuni
28h 54m
3 stops
BOS11:54 pmBoston Logan Intl
$1,122
United Airlines
Sep 22
BOS11:34 amBoston Logan Intl
41h 56m
2 stops
IWK6:30 pmMCAS Iwakuni
Oct 8
IWK8:55 amMCAS Iwakuni
26h 50m
2 stops
BOS10:45 pmBoston Logan Intl
$1,395
United Airlines
Sep 24
BOS7:25 amBoston Logan Intl
22h 05m
2 stops
IWK6:30 pmMCAS Iwakuni
Oct 8
IWK8:55 amMCAS Iwakuni
28h 59m
2 stops
BOS12:54 amBoston Logan Intl
$1,614

momondo 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, momondo users made 832,500 searches. Data last updated August 12, 2026.
Use the filters below to find and compare flights from Boston to Iwakuni that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonIwakuni

BOS Boston Logan Intl - IWK MCAS Iwakuni

BOSIWK

Boston Logan Intl

Thu 1/28

6:00 am-6:50 pm

2 stops22h 50m

MCAS Iwakuni

Mon 2/1

9:00 am-11:54 pm

3 stops28h 54m

$1,122

BostonIwakuni

BOS Boston Logan Intl - IWK MCAS Iwakuni

BOSIWK

Boston Logan Intl

Tue 9/22

11:34 am-6:30 pm

2 stops41h 56m

MCAS Iwakuni

Thu 10/8

8:55 am-10:45 pm

2 stops26h 50m

$1,395

BostonIwakuni

BOS Boston Logan Intl - IWK MCAS Iwakuni

BOSIWK

Boston Logan Intl

Thu 9/24

7:25 am-6:30 pm

2 stops22h 05m

MCAS Iwakuni

Thu 10/8

8:55 am-12:54 am

2 stops28h 59m

$1,614
Quickest round-trip

BostonIwakuni

BOS Boston Logan Intl - IWK MCAS Iwakuni

BOSIWK

Boston Logan Intl

Fri 9/25

9:30 am-6:30 pm

2 stops20h 00m

MCAS Iwakuni

Thu 10/8

8:55 am-7:06 pm

2 stops23h 11m

$1,621

BostonIwakuni

BOS Boston Logan Intl - IWK MCAS Iwakuni

BOSIWK

Boston Logan Intl

Thu 9/24

7:38 am-6:30 pm

2 stops21h 52m

MCAS Iwakuni

Thu 10/8

8:55 am-11:59 pm

3 stops28h 04m

$1,774

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Boston to Iwakuni

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Iwakuni according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Boston to Iwakuni (BOS to IWK) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Iwakuni

Fastest flight time

21h 55m

Direct flights

None
The fastest flight from Boston to Iwakuni takes 21h 55m
There are no direct flights from Boston to Iwakuni. There are no popular flight routes from Boston to Iwakuni.
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Frequently asked questions about flying from Boston to Iwakuni

  • How far is Boston Logan Intl to MCAS Iwakuni by plane?

    There are 6943.2 mi between Boston Logan Intl and MCAS Iwakuni. Typically, this will take 21h 55m by plane in normal conditions.

  • When did momondo last update prices for flights from Boston Logan Intl Airport to MCAS Iwakuni Airport?

    Prices for flights from Boston Logan Intl Airport to MCAS Iwakuni Airport refresh daily.

  • How old do you have to be to fly from Boston Logan Intl Airport to MCAS Iwakuni Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Boston Logan Intl Airport to MCAS Iwakuni Airport.

  • What documentation or ID do you need to fly to MCAS Iwakuni Airport?

    The travel and health documents you'll need for your trip to MCAS Iwakuni Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at MCAS Iwakuni Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Boston to Iwakuni

  • How do I get Price Alerts for flights from Boston to Iwakuni?

    Price Alerts will notify you by email when the price for flights to Iwakuni from Boston decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Boston to Iwakuni with momondo?

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Traveling to a place near Iwakuni?

Book flights to Iwakuni if you plan to visit one of these locations
Hatsukaichi
Miyajima

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Iwakuni?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Iwakuni from Boston.

Can I find flights from Boston to Iwakuni with flexible booking policies on momondo?

momondo does allow users to show only those flights to Iwakuni from Boston which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Boston to Iwakuni?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Boston to Iwakuni.

I’m not ready to book a flight from Boston to Iwakuni right now. Can momondo alert me if prices change?

Price alerts on flights to Iwakuni from Boston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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