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$410+ 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 5/11. Fares are subject to change and may not be available on all flights or dates of travel.
OSA — BOS
Mar 15 — Mar 221
Sun 3/15
Sun 3/22
1 adult, Economy
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Cheap 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 February 13, 2026.

This oojo deal was found by Cheapflights users on 2/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/29:05 am
KIX
-
BOS
1 stop27h 00m
Cathay Pacific
Fri 8/281:45 am
BOS
-
KIX
1 stop39h 55m
Cathay Pacific
Deal found 2/10$1,007
This China Airlines deal was found by Cheapflights users on 2/11. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/201:10 pm
KIX
-
BOS
2 stops30h 29m
Multiple Airlines
Tue 4/288:15 pm
BOS
-
KIX
2 stops27h 35m
Multiple Airlines
Deal found 2/11$1,014
This China Airlines deal was found by Cheapflights users on 2/11. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/27:05 pm
KIX
-
BOS
2 stops25h 36m
Multiple Airlines
Sat 8/296:00 pm
BOS
-
KIX
2 stops29h 00m
Multiple Airlines
Deal found 2/11$1,028
This HIS deal was found by Cheapflights users on 2/13. 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 HIS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/303:00 pm
ITM
-
BOS
2 stops20h 39m
Air Canada
Mon 4/66:15 am
BOS
-
ITM
2 stops22h 55m
Air Canada
Deal found 2/13$1,335
This American Airlines deal was found by Cheapflights users on 2/11. 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.
Mon 4/201:30 pm
ITM
-
BOS
2 stops23h 22m
American Airlines
Tue 4/287:00 am
BOS
-
ITM
2 stops23h 10m
American Airlines
Deal found 2/11$1,374
This Gurufare deal was found by Cheapflights users on 2/11. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/161:30 pm
ITM
-
BOS
2 stops22h 09m
Multiple Airlines
Fri 5/2910:45 am
BOS
-
ITM
2 stops20h 05m
Multiple Airlines
Deal found 2/11$1,529
This KAYAK deal was found by Cheapflights users on 2/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/172:35 pm
ITM
-
BOS
1 stop16h 35m
Japan Airlines
Fri 4/246:00 am
BOS
-
ITM
2 stops22h 35m
Japan Airlines
Deal found 2/10$1,584
This Gurufare deal was found by Cheapflights users on 2/10. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/172:00 pm
ITM
-
BOS
2 stops21h 38m
ANA
Fri 4/246:15 am
BOS
-
ITM
2 stops22h 55m
ANA
Deal found 2/10$1,598
This Ovago deal was found by Cheapflights users on 2/9. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/22:35 pm
ITM
-
BOS
2 stops22h 24m
Multiple Airlines
Sat 8/297:20 am
BOS
-
ITM
2 stops23h 30m
Multiple Airlines
Deal found 2/9$1,600
This American Airlines deal was found by Cheapflights users on 2/10. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/21:30 pm
ITM
-
BOS
2 stops22h 31m
American Airlines
Sat 8/291:15 pm
BOS
-
ITM
1 stop17h 35m
American Airlines
Deal found 2/10$1,627

Find 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 February 13, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,007
(oojo)

One-way from

$410
(Kiwi.com)
Provider with most accurate pricing for Osaka (OSA)-Boston Logan Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Osaka (OSA)-Boston Logan Intl flights.
Search Deals
From Osaka (OSA) to Boston Logan Intl
Search Deals
One-way flight from Osaka (OSA) to Boston Logan Intl
Search Deals

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 February 13, 2026.
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

KIX - BOS

KIXBOS

Osaka Kansai Intl

Tue 6/2

9:05 am-11:05 pm

1 stop27h 00m

Boston Logan Intl

Fri 8/28

1:45 am-6:40 am

1 stop39h 55m

$1,007

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

Mon 4/20

1:10 pm-6:39 am

2 stops30h 29m

Boston Logan Intl

Tue 4/28

8:15 pm-12:50 pm

2 stops27h 35m

$1,014

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

Tue 6/2

7:05 pm-7:41 am

2 stops25h 36m

Boston Logan Intl

Sat 8/29

6:00 pm-12:00 pm

2 stops29h 00m

$1,028

OsakaBoston

ITM - BOS

ITMBOS

Osaka Itami

Mon 3/30

3:00 pm-10:39 pm

2 stops20h 39m

Boston Logan Intl

Mon 4/6

6:15 am-6:10 pm

2 stops22h 55m

$1,335

OsakaBoston

ITM - BOS

ITMBOS

Osaka Itami

Mon 4/20

1:30 pm-11:52 pm

2 stops23h 22m

Boston Logan Intl

Tue 4/28

7:00 am-7:10 pm

2 stops23h 10m

$1,374

OsakaBoston

ITM - BOS

ITMBOS

Osaka Itami

Sat 5/16

1:30 pm-10:39 pm

2 stops22h 09m

Boston Logan Intl

Fri 5/29

10:45 am-7:50 pm

2 stops20h 05m

$1,529

OsakaBoston

ITM - BOS

ITMBOS

Osaka Itami

Fri 4/17

2:35 pm-6:10 pm

1 stop16h 35m

Boston Logan Intl

Fri 4/24

6:00 am-5:35 pm

2 stops22h 35m

$1,584

OsakaBoston

ITM - BOS

ITMBOS

Osaka Itami

Fri 4/17

2:00 pm-10:38 pm

2 stops21h 38m

Boston Logan Intl

Fri 4/24

6:15 am-6:10 pm

2 stops22h 55m

$1,598

OsakaBoston

ITM - BOS

ITMBOS

Osaka Itami

Tue 6/2

2:35 pm-11:59 pm

2 stops22h 24m

Boston Logan Intl

Sat 8/29

7:20 am-7:50 pm

2 stops23h 30m

$1,600

OsakaBoston

ITM - BOS

ITMBOS

Osaka Itami

Tue 6/2

1:30 pm-11:01 pm

2 stops22h 31m

Boston Logan Intl

Sat 8/29

1:15 pm-7:50 pm

1 stop17h 35m

$1,627

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/11

Showing 1-10 of 30 results
1
2
3
  • Most accurate provider: When it comes to deals on Osaka-Boston flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Osaka-Boston flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Osaka-Boston flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Osaka-Boston flights, Cheapflights users trust FlightHub the most. FlightHub 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 Osaka-Boston 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 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
No data available for this route at this time. Please check back soon.

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 February 13, 2026.
Get a feel of what it's like to fly with Cathay Pacific 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.
Cathay Pacific
7.6
Good
1,162 reviews

Crew

8.1

Entertainment

7.8

Boarding

7.9

Overall

7.6

Comfort

7.6

Food

7.3

Reviews

1 / 20
4.0
Okay

Anonymous,Jan 2026

HKG - CTS

I went to sleep without dinner, woke up about 4 hours before landing. I asked for breakfast, waited for an hour, nothing, I asked again, still nothing after 15 minutes. I then asked for coffee, when the coffee came after half an hour, it was cold. Crew manager apologised.
Cathay Pacific
7.6
Good
1,162 reviews
Cathay Pacific
7.6
Good
1,162 reviews

Crew

8.1

Entertainment

7.8

Boarding

7.9

Overall

7.6

Comfort

7.6

Food

7.3

Reviews

1 / 20
4.0
Okay

Anonymous,Jan 2026

HKG - CTS

I went to sleep without dinner, woke up about 4 hours before landing. I asked for breakfast, waited for an hour, nothing, I asked again, still nothing after 15 minutes. I then asked for coffee, when the coffee came after half an hour, it was cold. Crew manager apologised.

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 Cathay Pacific, Air Canada, and American Airlines fly from Osaka to Boston in about 20h 39m. The time it takes to get you to your destination can typically vary by up to 6h 21m. 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.

See more FAQs

Traveling to a place near Boston?

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Alternative routes for Osaka to Boston

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