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$485+ Cheap flights from Boston (BOS) to Osaka (OSA)

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 1/30. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — OSA
Dec 23 — Dec 301
Mon 12/23
Mon 12/30
1 adult, Economy
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The best prices from Boston Logan Intl to Osaka are usually found in November or April, booked 78 days in advance, depart on a Monday or Friday and return on a Thursday

Cheap flight deals from Boston to Osaka

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Osaka (OSA). 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 December 18, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,027
(Cheapflightsfares)

One-way from

$485
(Kiwi.com)

Popular in

December

Cheapest in

November

Average price

$1,859
Provider with most accurate pricing for Boston Logan Intl-Osaka (OSA) flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Osaka (OSA) flights.
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From Boston Logan Intl to Osaka (OSA)
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One-way flight from Boston Logan Intl to Osaka (OSA)
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High demand for flights, 1% potential price rise
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Best time to find cheap flights, 2% potential price drop
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Average for round-trip flights in December 2024
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Find flight deals from Boston to Osaka

Cheapest flights from Boston to Osaka
Explore the most affordable flight options available from Boston to Osaka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2024.

This Mytrip deal was found by Cheapflights users on 12/17. 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.
Wed 12/186:10 amBOS - KIX
2 stops26h 10mMultiple Airlines
Wed 12/255:00 pmKIX - BOS
3 stops35h 56mMultiple Airlines
Deal found 12/17$2,157
This Gotogate deal was found by Cheapflights users on 12/17. 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.
Wed 12/186:10 amBOS - ITM
2 stops23h 00mMultiple Airlines
Wed 12/253:00 pmITM - BOS
2 stops21h 39mMultiple Airlines
Deal found 12/17$2,222
This Cheapflightsfares deal was found by Cheapflights users on 12/17. 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.
Wed 12/185:55 amBOS - KIX
1 stop20h 40mANA
Wed 12/256:50 amKIX - BOS
2 stops29h 22mANA
Deal found 12/17$2,260
This United Airlines deal was found by Cheapflights users on 12/17. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/188:35 pmBOS - KIX
1 stop30h 00mUnited Airlines
Wed 12/256:30 pmKIX - BOS
1 stop26h 47mUnited Airlines
Deal found 12/17$2,294
This Justfly.com deal was found by Cheapflights users on 12/17. 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.
Wed 12/186:10 amBOS - ITM
2 stops24h 10mAir Canada
Wed 12/253:00 pmITM - BOS
2 stops21h 39mAir Canada
Deal found 12/17$2,430
This Priceline deal was found by Cheapflights users on 12/18. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/3112:30 amBOS - KIX
2 stops24h 25mCathay Pacific
Sat 1/44:05 pmKIX - BOS
2 stops43h 55mCathay Pacific
Deal found 12/18$2,874
This Gotogate deal was found by Cheapflights users on 12/17. 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.
Wed 12/185:45 amBOS - UKB
2 stops26h 00mANA
Wed 12/257:05 amUKB - BOS
2 stops25h 41mANA
Deal found 12/17$2,876
This KAYAK deal was found by Cheapflights users on 12/17. 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.
Mon 12/236:59 pmBOS - ITM
2 stops35h 06mJapan Airlines
Wed 1/12:50 pmITM - BOS
1 stop16h 30mJapan Airlines
Deal found 12/17$3,792
This business-class.com deal was found by Cheapflights users on 12/17. 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 business-class.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/189:15 pmBOS - KIX
1 stop29h 00mQatar Airways
Wed 12/256:00 pmKIX - BOS
1 stop33h 55mQatar Airways
Deal found 12/17$11,841

Find flights from Boston to Osaka within your budget

Customize your flight search to find flights from Boston to Osaka 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 December 18, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Wed 3/26

9:25 am-9:50 pm

2 stops23h 25m

Osaka Kansai Intl

Tue 4/8

4:50 pm-11:36 pm

1 stop19h 46m

$1,027

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Mon 3/24

1:30 am-2:55 pm

2 stops24h 25m

Osaka Kansai Intl

Thu 4/3

9:10 am-10:20 pm

1 stop26h 10m

$1,028

BostonOsaka

BOS - ITM

BOSITM

Boston Logan Intl

Tue 3/25

7:25 am-8:35 pm

2 stops24h 10m

Osaka Itami

Thu 4/3

9:00 am-9:49 pm

2 stops25h 49m

$1,030

BostonKobe

BOS - UKB

BOSUKB

Boston Logan Intl

Tue 3/25

11:01 am-9:45 pm

2 stops21h 44m

Kobe

Thu 4/3

7:05 am-9:49 pm

2 stops27h 44m

$1,038

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Wed 1/22

11:00 am-4:35 pm

1 stop39h 35m

Osaka Kansai Intl

Wed 2/5

6:30 pm-9:43 pm

1 stop17h 13m

$1,053

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Fri 1/31

6:00 pm-4:35 pm

1 stop32h 35m

Osaka Kansai Intl

Fri 2/7

6:30 pm-7:53 am

1 stop27h 23m

$1,074

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Tue 3/18

7:00 am-8:30 pm

2 stops48h 30m

Osaka Kansai Intl

Tue 3/25

9:30 am-11:24 pm

2 stops26h 54m

$1,076

BostonOsaka

BOS - ITM

BOSITM

Boston Logan Intl

Mon 1/13

6:00 am-6:10 pm

2 stops22h 10m

Osaka Itami

Thu 1/23

1:00 pm-7:00 pm

2 stops20h 00m

$1,218

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Fri 2/14

6:40 pm-7:30 pm

2 stops34h 50m

Osaka Kansai Intl

Sat 2/22

9:30 pm-3:00 pm

1 stop31h 30m

$1,268

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Sun 6/15

6:00 am-4:25 pm

2 stops21h 25m

Osaka Kansai Intl

Thu 7/10

6:05 pm-9:45 am

2 stops28h 40m

$1,307

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/16

Showing 1-10 of 40 results
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Compare providers for flights from Boston to Osaka

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Osaka in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*2 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Boston-Osaka flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Osaka flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Osaka flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Osaka 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 Boston-Osaka 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 Boston to Osaka

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

Travel insights for flights from Boston to Osaka

Get recent, data-driven insights about flights from Boston to Osaka including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Boston to Osaka?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Osaka. Price data was last updated on December 13, 2024.

Booking 78 days in advance of your planned departure date is, on average, the best time to get cheap flights from Boston to Osaka. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, November is the cheapest month in which you can book a flight from Boston to Osaka (average of $950). Flying from Boston to Osaka in June is currently the most expensive (average of $1,267). 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.

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

Find hourly flight availability from Boston to Osaka. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2024.

When flying from Boston to Osaka, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 25% versus a flight in the morning.

Rainfall in Osaka by month

Plan your trip to Osaka by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Osaka ranges from 1.6 - 7.9 inches per month. June is typically the wettest month, when rainfall can reach 7.9 in. January is typically the driest time to visit Osaka when rainfall is around 1.6 in.

Temperature in Osaka by month

Plan your trip to Osaka by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Osaka, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 42.8 F).

Reviews of airlines servicing Osaka

Get insights into the airlines that provide service to Osaka. 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 Osaka. Reviews last updated December 18, 2024.
Peruse reviews from past customers who have flown with United Airlines, ANA and Air Canada from Boston to Osaka to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
ANA
8.4
Very good
839 reviews

Boarding

8.6

Entertainment

7.9

Crew

8.7

Overall

8.4

Food

7.7

Comfort

8.2

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

ANA
8.4
Very good
839 reviews
ANA
8.4
Very good
839 reviews

Boarding

8.6

Entertainment

7.9

Crew

8.7

Overall

8.4

Food

7.7

Comfort

8.2

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Korean Air
8.4
Very good
1,018 reviews
ANA
8.4
Very good
839 reviews

Boarding

8.6

Entertainment

7.9

Crew

8.7

Overall

8.4

Food

7.7

Comfort

8.2

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Japan Airlines
8.3
Very good
1,443 reviews
ANA
8.4
Very good
839 reviews

Boarding

8.6

Entertainment

7.9

Crew

8.7

Overall

8.4

Food

7.7

Comfort

8.2

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Asiana Airlines
8.3
Very good
477 reviews
ANA
8.4
Very good
839 reviews

Boarding

8.6

Entertainment

7.9

Crew

8.7

Overall

8.4

Food

7.7

Comfort

8.2

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Singapore Airlines
8.1
Very good
1,329 reviews
ANA
8.4
Very good
839 reviews

Boarding

8.6

Entertainment

7.9

Crew

8.7

Overall

8.4

Food

7.7

Comfort

8.2

Reviews

1 / 10

Your hospitality was excellent, very polite and kind. The meal was tasty and good. The buns were cold. Who likes cold buns?

Related info for your journey

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

    Boston Logan Intl (BOS) is the airport you will fly out of if you book a flight from Boston to Osaka. You should not have trouble finding flights to Osaka from Logan Intl; the airport handles an average of 0 outbound flights to Osaka per day. You should also have plenty of airline options to choose from since 7 airlines have flights from the Boston airport to Osaka. It is only a 2.6 mi journey to Logan Intl (BOS) from Boston’s city center.

  • What are the cheapest airlines flying from Boston to Osaka round-trip?

    Currently priced at $1,027, ANA will fly you from Boston to Osaka and back. In addition to ANA, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Cathay Pacific and United Airlines - these airlines can fly you to your destination from $1,028 and $1,041, respectively. You may be able to fly from Boston to Osaka for 28% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Boston to Osaka one-way?

    To fly one-way, consider booking your trip with ANA, which is currently one of the cheapest options available, starting at $534. United Airlines flights start at $573 while deals on China Eastern start at $644 one-way.

  • What are the most popular routes from Boston to Osaka?

    Most travelers choose Boston Logan Intl - Osaka Kansai Intl, Boston Logan Intl - Osaka Itami or Boston Logan Intl - Kobe when deciding on the best route from Boston to Osaka.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston to Osaka 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 Boston to Osaka?

    Currently, November is the cheapest month in which you can book a flight from Boston to Osaka (average of $950). Flying from Boston to Osaka in June is currently the most expensive (average of $1,267). 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

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Alternative routes for Boston to Osaka

See prices for flight routes from nearby airports that may be better suited for you.
Boston to Kansai Intl flights
Boston to Itami flights
Hartford to Itami flights
Hartford to Kansai Intl flights

Top 7 airlines flying from Boston to Osaka

Discover the top 7 airlines that operate flights from Boston to Osaka. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 18, 2024.
AirlineCheapestAverageFlexibilityOn-time
Cathay PacificCheapest$867Average$1,137FlexibilityNo cancel feeOn-time72%
DeltaCheapest$867Average$968FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$1,157Average$1,233FlexibilityNo cancel feeOn-time77%
United AirlinesCheapest$1,282Average$2,299FlexibilityNo cancel feeOn-time69%
ANACheapest$1,295Average$2,316FlexibilityNo cancel feeOn-time80%
Air CanadaCheapest$1,305Average$1,582FlexibilityNo cancel feeOn-time67%
Japan AirlinesCheapest$1,320Average$2,628FlexibilityNo cancel feeOn-time79%
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