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$418+ Cheap flights from Osaka (OSA) to Boston (BOS)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/3. Fares are subject to change and may not be available on all flights or dates of travel.
OSA — BOS
oct. 15 — oct. 221
mié. 10/15
mié. 10/22
1 adult, Economy
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Cheap flight deals from Osaka to Boston

Discover tips and strategies to find the most affordable flight options for your journey from Osaka (OSA) to Boston (BOS). 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 septiembre 15, 2025.

Round-trip from

$800
(Air Canada)

One-way from

$418
(Travelocity)

Popular in

May

Cheapest in

October

Average price

$1,091
From Osaka (OSA) to Boston Logan Intl
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One-way flight from Osaka (OSA) to Boston Logan Intl
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Highest demand for flights based on searches. 11% potential increase in price ($173 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Osaka to Boston

Cheapest flights from Osaka to Boston
Explore the most affordable flight options available from Osaka to Boston. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 15, 2025.

This Air Canada deal was found by Cheapflights users on 9/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 11/37:25 pmKIX - BOS
2 stops33h 27mAir Canada
mar. 11/113:40 pmBOS - KIX
2 stops36h 00mAir Canada
Deal found 9/14$800
This Air Canada deal was found by Cheapflights users on 9/12. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/226:05 pmKIX - BOS
1 stop34h 54mAir Canada
mié. 11/55:30 amBOS - KIX
2 stops22h 10mAir Canada
Deal found 9/12$806
This Air Canada deal was found by Cheapflights users on 9/12. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/226:05 pmKIX - BOS
1 stop30h 24mAir Canada
mar. 11/46:15 amBOS - KIX
2 stops45h 25mAir Canada
Deal found 9/12$812
This Air Canada deal was found by Cheapflights users on 9/12. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/226:05 pmKIX - BOS
1 stop17h 34mAir Canada
vie. 11/75:30 amBOS - KIX
2 stops22h 10mAir Canada
Deal found 9/12$840
This Air Canada deal was found by Cheapflights users on 9/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/87:25 pmKIX - BOS
2 stops28h 07mAir Canada
mar. 11/116:40 pmBOS - KIX
2 stops33h 00mAir Canada
Deal found 9/14$868
This Air Canada deal was found by Cheapflights users on 9/12. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/226:05 pmKIX - BOS
1 stop17h 34mAir Canada
jue. 11/66:40 pmBOS - KIX
2 stops33h 00mAir Canada
Deal found 9/12$924
This Air Canada deal was found by Cheapflights users on 9/12. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/226:05 pmKIX - BOS
1 stop37h 05mAir Canada
lun. 11/37:55 pmBOS - KIX
2 stops55h 45mAir Canada
Deal found 9/12$933
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/47:30 amITM - BOS
2 stops25h 17mAmerican Airlines
mié. 11/126:00 amBOS - ITM
2 stops22h 45mAmerican Airlines
Deal found 9/14$934
This Air Canada deal was found by Cheapflights users on 9/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/87:25 pmKIX - BOS
2 stops28h 07mAir Canada
jue. 11/136:40 pmBOS - KIX
2 stops33h 00mAir Canada
Deal found 9/14$936
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/77:30 amITM - BOS
2 stops25h 17mAmerican Airlines
mié. 11/126:00 amBOS - ITM
2 stops22h 45mAmerican Airlines
Deal found 9/14$995
This American Airlines deal was found by Cheapflights users on 9/14. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/47:30 amITM - BOS
2 stops25h 17mAmerican Airlines
vie. 11/145:30 amBOS - ITM
2 stops24h 20mAmerican Airlines
Deal found 9/14$1,002
This Air Canada deal was found by Cheapflights users on 9/13. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/232:05 pmITM - BOS
2 stops38h 47mAir Canada
mar. 1/136:15 amBOS - ITM
2 stops24h 05mAir Canada
Deal found 9/13$1,009

Cheapflights Fare Finder

 
Customize your flight search to find flights from Osaka to Boston 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 septiembre 15, 2025.
Use the filters below to find and compare flights from Osaka to Boston that are best for you.

Fly from

Osaka

Fly to

Boston

Route

Depart

Return

Price

OsakaBoston

ITM - BOS

ITMBOS

Osaka Itami

jue. 11/6

7:30 am-6:47 pm

2 stops25h 17m

Boston Logan Intl

mié. 11/12

6:00 am-6:45 pm

2 stops22h 45m

$934

OsakaBoston

ITM - BOS

ITMBOS

Osaka Itami

jue. 11/6

1:40 pm-6:47 pm

2 stops19h 07m

Boston Logan Intl

dom. 11/9

6:00 am-7:15 pm

2 stops23h 15m

$934

OsakaBoston

ITM - BOS

ITMBOS

Osaka Itami

mié. 11/5

1:40 pm-6:47 pm

2 stops19h 07m

Boston Logan Intl

mar. 11/11

6:00 am-6:45 pm

2 stops22h 45m

$934

OsakaBoston

ITM - BOS

ITMBOS

Osaka Itami

mié. 11/5

1:40 pm-6:47 pm

2 stops19h 07m

Boston Logan Intl

lun. 11/10

6:00 am-7:15 pm

2 stops23h 15m

$934

OsakaBoston

ITM - BOS

ITMBOS

Osaka Itami

mar. 11/4

7:30 am-6:47 pm

2 stops25h 17m

Boston Logan Intl

mar. 11/11

6:00 am-6:45 pm

2 stops22h 45m

$934

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

mar. 12/23

6:05 pm-10:00 pm

1 stop41h 55m

Boston Logan Intl

lun. 1/12

12:30 am-12:45 pm

1 stop22h 15m

$952

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

mar. 12/23

8:00 am-7:42 pm

2 stops25h 42m

Boston Logan Intl

mar. 1/13

5:30 am-8:45 am

2 stops37h 15m

$970

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

sáb. 11/8

7:05 pm-10:00 pm

1 stop40h 55m

Boston Logan Intl

mié. 11/12

12:30 am-12:45 pm

1 stop22h 15m

$978

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

mié. 11/5

9:50 am-10:00 pm

1 stop26h 10m

Boston Logan Intl

vie. 11/14

12:30 am-12:45 pm

1 stop22h 15m

$978

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

sáb. 11/8

9:25 am-10:00 pm

1 stop26h 35m

Boston Logan Intl

jue. 11/13

12:30 am-12:45 pm

1 stop22h 15m

$978

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 40 results
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Best time to book a flight from Osaka to Boston

Have a flexible travel schedule? Discover the best time to fly to Boston from Osaka 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 Osaka to Boston

What is the cheapest time of day to fly from OSA to BOS?

Find hourly flight availability from Osaka to Boston. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 15, 2025.

When flying from Osaka to Boston, the time of day you fly usually plays a role in the price. Save by searching for a flight in the morning, which can drop the price by up to 39% versus a flight at noon.

Reviews of airlines servicing Boston

Get insights into the airlines that provide service to Boston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Boston. Reviews last updated septiembre 15, 2025.
Get a feel of what it's like to fly with Japan Airlines, Cathay Pacific, and Air Canada from Osaka to Boston by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Japan Airlines
8.3
Very good
1,559 reviews

Crew

8.7

Comfort

8.2

Overall

8.3

Entertainment

7.8

Boarding

8.4

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Aug 2025

HND - JFK

The plane was delayed due to maintenance after everybody boarded (1 hour), the inside of the plane was not air conditioned before takeoff, and the weather outside was hot. Upon arriving in JFK, there were further delays. The airline attendants were passive aggresive and not certainly were not polite.
Japan Airlines
8.3
Very good
1,559 reviews
Japan Airlines
8.3
Very good
1,559 reviews

Crew

8.7

Comfort

8.2

Overall

8.3

Entertainment

7.8

Boarding

8.4

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Aug 2025

HND - JFK

The plane was delayed due to maintenance after everybody boarded (1 hour), the inside of the plane was not air conditioned before takeoff, and the weather outside was hot. Upon arriving in JFK, there were further delays. The airline attendants were passive aggresive and not certainly were not polite.
Cathay Pacific
7.6
Good
993 reviews
Japan Airlines
8.3
Very good
1,559 reviews

Crew

8.7

Comfort

8.2

Overall

8.3

Entertainment

7.8

Boarding

8.4

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Aug 2025

HND - JFK

The plane was delayed due to maintenance after everybody boarded (1 hour), the inside of the plane was not air conditioned before takeoff, and the weather outside was hot. Upon arriving in JFK, there were further delays. The airline attendants were passive aggresive and not certainly were not polite.
Air Canada
7.1
Good
10,000 reviews
Japan Airlines
8.3
Very good
1,559 reviews

Crew

8.7

Comfort

8.2

Overall

8.3

Entertainment

7.8

Boarding

8.4

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Aug 2025

HND - JFK

The plane was delayed due to maintenance after everybody boarded (1 hour), the inside of the plane was not air conditioned before takeoff, and the weather outside was hot. Upon arriving in JFK, there were further delays. The airline attendants were passive aggresive and not certainly were not polite.

Related info for your journey

Find useful and relevant information for your journey from Osaka to Boston. 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 into for flights to Boston from Osaka?

    Boston Logan Intl (BOS) is the airport you will fly into if you book a flight from Osaka to Boston. You should not have trouble finding flights to Logan Intl from Osaka; the airport handles an average of 0 inbound flights from Osaka per day. You should also have plenty of airline options to choose from since 0 airlines have flights to the Boston airport from Osaka. It is only a 2.6 mi journey from Logan Intl (BOS) to Boston’s city center.

  • How long is the flight from Osaka to Boston?

    Airlines like American Airlines and Cathay Pacific fly from Osaka to Boston in about 25h 17m. The time it takes to get you to your destination can typically vary by up to 16h 38m. The distance from Osaka to Boston is about 6845 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Osaka to Boston by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Osaka to Boston?

    Currently, January is the cheapest month in which you can book a flight from Osaka to Boston (average of $218). Flying from Osaka to Boston in July is currently the most expensive (average of $311). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Boston?

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Alternative routes for Osaka to Boston

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