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$666+ 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 11/29. Fares are subject to change and may not be available on all flights or dates of travel.
OSA — BOS
Aug 7 — Aug 141
Fri 8/7
Fri 8/14
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 July 8, 2026.

This Booking.com deal was found by Cheapflights users on 7/3. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:15 pm
KIX
-
BOS
1 stop28h 55m
Korean Air
Tue 9/2912:55 pm
BOS
-
KIX
1 stop20h 45m
Korean Air
Deal found 7/3$1,093
This Delta deal was found by Cheapflights users on 7/3. 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.
Mon 9/1412:35 pm
KIX
-
BOS
2 stops24h 24m
Delta
Tue 9/297:05 am
BOS
-
KIX
2 stops26h 35m
Delta
Deal found 7/3$1,098
This Flightnetwork deal was found by Cheapflights users on 7/3. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/247:45 am
KIX
-
BOS
2 stops26h 42m
Multiple Airlines
Mon 8/3110:40 am
BOS
-
KIX
2 stops22h 20m
Multiple Airlines
Deal found 7/3$1,137
This Gotogate deal was found by Cheapflights users on 7/3. 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.
Mon 9/1410:50 am
KIX
-
BOS
2 stops24h 50m
Multiple Airlines
Tue 9/296:00 am
BOS
-
KIX
1 stop21h 25m
Multiple Airlines
Deal found 7/3$1,243
This Gotogate deal was found by Cheapflights users on 7/5. 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.
Fri 8/286:00 pm
KIX
-
BOS
1 stop30h 52m
Air Canada
Fri 9/116:55 pm
BOS
-
KIX
1 stop32h 30m
Air Canada
Deal found 7/5$1,252
This JTB deal was found by Cheapflights users on 7/3. 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 JTB is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/246:00 pm
KIX
-
BOS
2 stops28h 45m
Air Canada
Mon 8/3112:30 pm
BOS
-
KIX
1 stop38h 55m
Air Canada
Deal found 7/3$1,309
This oojo deal was found by Cheapflights users on 7/7. 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.
Sat 12/126:05 pm
KIX
-
BOS
1 stop41h 55m
Cathay Pacific
Sat 12/2612:30 am
BOS
-
KIX
2 stops24h 25m
Cathay Pacific
Deal found 7/7$1,321
This Mytrip deal was found by Cheapflights users on 7/5. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2811:35 pm
KIX
-
BOS
3 stops34h 52m
Multiple Airlines
Fri 9/116:40 pm
BOS
-
KIX
2 stops29h 05m
Multiple Airlines
Deal found 7/5$1,323
This oojo deal was found by Cheapflights users on 7/3. 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.
Mon 9/144:15 pm
KIX
-
BOS
2 stops43h 50m
Cathay Pacific
Tue 9/298:30 am
BOS
-
KIX
3 stops41h 20m
Cathay Pacific
Deal found 7/3$1,328
This Trip.com deal was found by Cheapflights users on 7/5. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/182:15 am
KIX
-
BOS
3 stops46h 32m
Multiple Airlines
Wed 8/266:40 pm
BOS
-
KIX
1 stop29h 05m
Multiple Airlines
Deal found 7/5$1,333
This HIS deal was found by Cheapflights users on 7/3. 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 8/2412:25 pm
ITM
-
BOS
2 stops23h 13m
Multiple Airlines
Mon 8/3110:50 am
BOS
-
ITM
2 stops20h 00m
Multiple Airlines
Deal found 7/3$1,533
This JTB deal was found by Cheapflights users on 7/4. 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 JTB is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/1412:25 pm
ITM
-
BOS
2 stops22h 02m
Multiple Airlines
Tue 7/285:45 am
BOS
-
ITM
2 stops25h 05m
Multiple Airlines
Deal found 7/4$1,631

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 July 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,093
(Booking.com)

One-way from

$666
(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
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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 July 8, 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

Mon 9/14

12:35 pm-11:59 pm

2 stops24h 24m

Boston Logan Intl

Tue 9/29

7:05 am-10:40 pm

2 stops26h 35m

$1,098

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

Fri 8/28

6:00 pm-6:22 pm

1 stop37h 22m

Boston Logan Intl

Fri 9/11

5:50 am-4:25 pm

2 stops21h 35m

$1,263

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

Sat 12/12

6:05 pm-10:00 pm

1 stop41h 55m

Boston Logan Intl

Sat 12/26

12:30 am-2:55 pm

2 stops24h 25m

$1,321

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

Tue 8/18

2:15 am-11:47 am

3 stops46h 32m

Boston Logan Intl

Wed 8/26

6:40 pm-12:45 pm

1 stop29h 05m

$1,333

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

Sun 8/23

11:35 am-9:45 am

3 stops35h 10m

Boston Logan Intl

Wed 8/26

6:50 pm-4:25 pm

2 stops32h 35m

$1,481

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

Sat 7/18

5:35 pm-11:05 pm

1 stop42h 30m

Boston Logan Intl

Fri 7/24

1:45 am-6:05 pm

1 stop27h 20m

$1,490

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

Thu 8/6

5:00 pm-2:02 pm

3 stops34h 02m

Boston Logan Intl

Mon 8/17

12:30 pm-4:25 pm

1 stop38h 55m

$1,527

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

Sun 8/9

7:25 pm-11:05 pm

1 stop40h 40m

Boston Logan Intl

Tue 8/18

1:45 am-6:40 am

1 stop39h 55m

$1,548

OsakaBoston

ITM - BOS

ITMBOS

Osaka Itami

Wed 9/2

12:50 pm-4:03 pm

2 stops40h 13m

Boston Logan Intl

Sun 9/6

5:45 am-6:55 pm

2 stops24h 10m

$1,634

OsakaBoston

ITM - BOS

ITMBOS

Osaka Itami

Fri 8/28

7:25 am-11:44 pm

2 stops29h 19m

Boston Logan Intl

Fri 9/11

6:00 am-7:10 pm

2 stops24h 10m

$1,731

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/4

Showing 1-10 of 30 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 Korean Air, Delta, and Air Canada fly from Osaka to Boston in about 24h 24m. The time it takes to get you to your destination can typically vary by up to 6h 28m. The distance from Osaka to Boston is about 6872 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
Cambridge
Concord
Brockton
Hampton Beach
Seekonk
Cranston
Warwick
Dedham
Peabody
Randolph
Auburn
Fitchburg
York Beach
Chelsea
Londonderry
Swansea
North Falmouth
Smithfield
Braintree

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