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$493+ 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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
OSA — BOS
Jun 17 — Jun 241
Wed 6/17
Wed 6/24
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 May 18, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 5/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/306:55 pm
KIX
-
BOS
1 stop33h 20m
Qatar Airways
Tue 7/710:00 pm
BOS
-
KIX
1 stop30h 25m
Qatar Airways
Deal found 5/15$1,297
This China Airlines deal was found by Cheapflights users on 5/15. 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 stops26h 35m
Multiple Airlines
Sat 8/297:59 pm
BOS
-
KIX
2 stops27h 51m
Multiple Airlines
Deal found 5/15$1,306
This Delta deal was found by Cheapflights users on 5/14. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2812:35 pm
KIX
-
BOS
2 stops24h 22m
Delta
Mon 9/145:40 am
BOS
-
KIX
2 stops28h 00m
Delta
Deal found 5/14$1,323
This China Airlines deal was found by Cheapflights users on 5/16. 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.
Wed 9/162:00 pm
KIX
-
BOS
2 stops30h 57m
Multiple Airlines
Tue 9/227:59 pm
BOS
-
KIX
2 stops27h 51m
Multiple Airlines
Deal found 5/16$1,365
This Qatar Airways deal was found by Cheapflights users on 5/15. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/306:55 pm
KIX
-
BOS
2 stops32h 27m
Multiple Airlines
Tue 7/710:00 pm
BOS
-
KIX
1 stop30h 25m
Multiple Airlines
Deal found 5/15$1,413
This Gotogate deal was found by Cheapflights users on 5/13. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/49:05 am
KIX
-
BOS
1 stop27h 00m
Cathay Pacific
Fri 10/161:45 am
BOS
-
KIX
1 stop30h 30m
Cathay Pacific
Deal found 5/13$1,416
This oojo deal was found by Cheapflights users on 5/16. 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 stop24h 25m
Cathay Pacific
Deal found 5/16$1,420
This American Airlines deal was found by Cheapflights users on 5/16. 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 9/287:25 am
ITM
-
BOS
2 stops48h 24m
American Airlines
Fri 10/27:00 am
BOS
-
ITM
2 stops23h 10m
American Airlines
Deal found 5/16$1,648
This Ovago deal was found by Cheapflights users on 5/14. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/288:20 am
ITM
-
BOS
2 stops25h 44m
Japan Airlines
Tue 9/156:00 am
BOS
-
ITM
2 stops22h 35m
Japan Airlines
Deal found 5/14$1,700
This Gotogate deal was found by Cheapflights users on 5/13. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/163:00 pm
ITM
-
BOS
2 stops20h 39m
Air Canada
Tue 6/2310:40 am
BOS
-
ITM
2 stops19h 15m
Air Canada
Deal found 5/13$1,719
This Air Canada deal was found by Cheapflights users on 5/15. 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.
Fri 8/282:00 pm
ITM
-
BOS
2 stops20h 27m
Air Canada
Tue 9/155:50 am
BOS
-
ITM
2 stops24h 05m
Air Canada
Deal found 5/15$1,742
This Justfly.com deal was found by Cheapflights users on 5/14. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/272:00 pm
ITM
-
BOS
2 stops20h 27m
Air Canada
Tue 9/155:50 am
BOS
-
ITM
2 stops24h 05m
Air Canada
Deal found 5/14$1,744

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 May 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,297
(Cheapflightsfares)

One-way from

$493
(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 May 18, 2026.
Use the filters below to find and compare flights from Osaka to Boston that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

Tue 6/2

7:05 pm-8:40 am

2 stops26h 35m

Boston Logan Intl

Sat 8/29

7:59 pm-12:50 pm

2 stops27h 51m

$1,346

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

Wed 9/16

2:00 pm-7:57 am

2 stops30h 57m

Boston Logan Intl

Tue 9/22

7:59 pm-12:50 pm

2 stops27h 51m

$1,365

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

Tue 6/30

6:55 pm-2:22 pm

2 stops32h 27m

Boston Logan Intl

Tue 7/7

10:00 pm-5:25 pm

1 stop30h 25m

$1,413

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-12:55 pm

1 stop22h 10m

$1,431

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

Fri 8/28

9:45 am-12:10 pm

2 stops39h 25m

Boston Logan Intl

Mon 9/14

1:45 am-3:10 pm

1 stop24h 25m

$1,444

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

Thu 8/27

12:35 pm-7:35 am

2 stops32h 00m

Boston Logan Intl

Wed 9/16

5:45 pm-11:20 am

2 stops28h 35m

$1,446

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

Sat 7/18

1:10 pm-7:09 am

2 stops30h 59m

Boston Logan Intl

Sun 7/26

7:09 pm-12:00 pm

2 stops27h 51m

$1,525

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

Sat 7/18

7:05 pm-2:37 pm

2 stops32h 32m

Boston Logan Intl

Sat 7/25

8:30 pm-12:50 pm

2 stops27h 20m

$1,554

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

Fri 8/28

6:00 pm-9:53 am

1 stop28h 53m

Boston Logan Intl

Tue 9/15

6:00 am-4:25 pm

1 stop21h 25m

$1,562

OsakaBoston

ITM - BOS

ITMBOS

Osaka Itami

Mon 9/28

7:25 am-6:49 pm

2 stops48h 24m

Boston Logan Intl

Fri 10/2

7:00 am-7:10 pm

2 stops23h 10m

$1,648

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/13

Showing 1-10 of 31 resultsSorted by cheapest first
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  • 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.

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, American Airlines, and Air Canada 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 27h 45m. 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?

Book flights to Boston if you plan to visit one of these locations
Waltham
Medford
Cambridge
Concord
Hampton Beach
Watertown
Brockton
Seekonk
Cranston
Chelsea
Warwick
Peabody
York Beach
Seabrook
Londonderry
Swansea
Old Orchard Beach
Auburn
Quincy
Lowell

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