$645 Cheap Flights from Boston (BOS) to Osaka (ITM)

View $645 flight on Mon, Feb 2, 2026Opens in a new window

Popular airlines from Logan International Airport (BOS) to Itami Airport (ITM)

Cheap Flights from Boston to Osaka (BOS-ITM)

Prices were available within the past 7 days and start at $645 for one-way flights and $980 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Mon, Feb 16 - Thu, Feb 26
BOS
Boston
ITM
Osaka
$980 Roundtrip, found 4 hours ago
$980
Roundtrip
found 4 hours ago
Select Air Canada flight, departing Mon, Feb 16 from Boston to Osaka, returning Thu, Feb 26, priced at $980 found 4 hours ago
Air Canada
Fri, Jan 23 - Fri, Jan 30
BOS
Boston
ITM
Osaka
$1,020 Roundtrip, found 1 day ago
$1,020
Roundtrip
found 1 day ago
Select Air Canada flight, departing Fri, Jan 23 from Boston to Osaka, returning Fri, Jan 30, priced at $1,020 found 1 day ago
Air Canada
Tue, Jan 27 - Sun, Feb 8
BOS
Boston
ITM
Osaka
$1,020 Roundtrip, found 16 hours ago
$1,020
Roundtrip
found 16 hours ago
Select Air Canada flight, departing Tue, Jan 27 from Boston to Osaka, returning Sun, Feb 8, priced at $1,020 found 16 hours ago
Air Canada
Mon, Dec 8 - Tue, Dec 16
BOS
Boston
ITM
Osaka
$1,031 Roundtrip, found 1 day ago
$1,031
Roundtrip
found 1 day ago
Select Air Canada flight, departing Mon, Dec 8 from Boston to Osaka, returning Tue, Dec 16, priced at $1,031 found 1 day ago
Air Canada
Mon, Nov 24 - Wed, Dec 10
BOS
Boston
ITM
Osaka
$1,031 Roundtrip, found 1 hour ago
$1,031
Roundtrip
found 1 hour ago
Select Air Canada flight, departing Mon, Nov 24 from Boston to Osaka, returning Wed, Dec 10, priced at $1,031 found 1 hour ago
Air Canada
Sun, Jan 11 - Tue, Feb 10
BOS
Boston
ITM
Osaka
$1,041 Roundtrip, found 4 days ago
$1,041
Roundtrip
found 4 days ago
Select Air Canada flight, departing Sun, Jan 11 from Boston to Osaka, returning Tue, Feb 10, priced at $1,041 found 4 days ago
United
Tue, Feb 10 - Thu, Feb 19
BOS
Boston
ITM
Osaka
$1,069 Roundtrip, found 5 days ago
$1,069
Roundtrip
found 5 days ago
Select United flight, departing Tue, Feb 10 from Boston to Osaka, returning Thu, Feb 19, priced at $1,069 found 5 days ago
All Nippon Airways
Sun, Jan 11 - Tue, Feb 10
BOS
Boston
ITM
Osaka
$1,085 Roundtrip, found 4 days ago
$1,085
Roundtrip
found 4 days ago
Select All Nippon Airways flight, departing Sun, Jan 11 from Boston to Osaka, returning Tue, Feb 10, priced at $1,085 found 4 days ago
Alaska Airlines
Sun, Apr 26 - Tue, May 12
BOS
Boston
ITM
Osaka
$1,451 Roundtrip, found 1 hour ago
$1,451
Roundtrip
found 1 hour ago
Select Alaska Airlines flight, departing Sun, Apr 26 from Boston to Osaka, returning Tue, May 12, priced at $1,451 found 1 hour ago
Japan Airlines
Wed, Feb 18 - Thu, Feb 26
BOS
Boston
ITM
Osaka
$1,464 Roundtrip, found 4 days ago
$1,464
Roundtrip
found 4 days ago
Select Japan Airlines flight, departing Wed, Feb 18 from Boston to Osaka, returning Thu, Feb 26, priced at $1,464 found 4 days ago

Alternative airports near Osaka

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Kansai Intl. KIX. Cheapest option available. Average driving time to city center is 40 minutes. Flights from $1,191
KIX
Kansai Intl.
Cheapest
Average driving time to city center40 min
Flights from $1,191
Select flight to Kobe Airport UKB. Average driving time to city center is 32 minutes. Flights from $2,020
UKB
Kobe Airport
Average driving time to city center32 min
Flights from $2,020

Frequently asked questions

How much does a flight from Logan Intl. Airport (BOS) to Itami Airport (ITM) cost?
Secure a cheap one-way flight from $645 or cheap return flight from $980 from Logan Intl. Airport (BOS) to Itami Airport (ITM) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Logan Intl. Airport (BOS) to Itami Airport (ITM)?
The cheapest month to fly from BOS to ITM is February, when demand is low. Off-peak season is typically when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Logan Intl. Airport (BOS) to Itami Airport (ITM)?
Use the filter tool on Expedia to compare different airlines and find the cheapest carrier that'll fly you from BOS to ITM. Then, sort your results by "Price (lowest to highest)" to snag the best deal available.
How many flights per day from Logan Intl. Airport (BOS) to Itami Airport (ITM)?
There aren't any daily direct flights available from Logan Intl. Airport (BOS) to Itami Airport (ITM). But you can opt for flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be on your way in no time at all.
What day of the week has the most flights from BOS to ITM?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can vary from season to season and during peak travel times or public holidays.*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 Itami Airport (ITM)?
To avoid possible delays on the Logan Intl. Airport (BOS) to Itami Airport (ITM) route, aim to fly before 3 PM. Flights after this time are 22% more likely to be canceled.**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 Itami Airport (ITM) last-minute?
Last-minute fares from BOS to ITM are typically more expensive. To secure the best rates, start searching for flights well ahead of time. That said, if your travel plans are flexible, you may score a cheap ticket right before your trip.
Is it cheaper to book a BOS to ITM flight and hotel package?
Opting for a BOS to ITM flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your trip in one place. Select from our impressive range of accommodations and then add flights, car rentals and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Logan Intl. Airport (BOS) to Itami Airport (ITM)?
If you booked your BOS to ITM flight in the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you want more information.

Travel information

Origin airport
Logan Intl.
Destination airport
Itami
Airlines serving
Air Canada, Air France, Alaska Airlines, All Nippon Airways, American Airlines, British Airways, Japan Airlines, Lufthansa, United
Roundtrip price
$980
Distance
6849 mi

Book with confidence

Boston to Osaka Flights

The cheapest times to fly from Boston to Osaka

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 Osaka are during the month of February. You can find some of the cheapest flights from Boston to Osaka with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Boston to Osaka

Sunday is one of the best days to book for cheap flights from Boston to Osaka: 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 Osaka

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 Osaka in 2025. You can also book with separate airlines for your outbound and return journeys, from $645 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 Osaka 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 Osaka 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.

 

Boston to Osaka Flights

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*Available to One Key members.