HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Boston

$505+ 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 10/23. Fares are subject to change and may not be available on all flights or dates of travel.
OSA — BOS
Aug 5 — Aug 121
Tue 8/5
Tue 8/12
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Osaka to Boston with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 July 31, 2025.

Round-trip from

$1,456
(Mytrip)

One-way from

$505
(Kiwi.com)

Popular in

July

Cheapest in

October

Average price

$2,081
From Osaka (OSA) to Boston Logan Intl
Search Deals
One-way flight from Osaka (OSA) to Boston Logan Intl
Search Deals
Highest demand for flights based on searches. 18% potential increase in price ($336 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($70 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
Search Deals

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 July 31, 2025.

This Mytrip deal was found by Cheapflights users on 7/31. 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 8/2212:35 pmKIX - BOS
3 stops35h 09mMultiple Airlines
Fri 2/611:00 amBOS - KIX
1 stop20h 00mMultiple Airlines
Deal found 7/31$1,456
This Gotogate deal was found by Cheapflights users on 7/31. 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 8/229:10 amKIX - BOS
1 stop26h 50mCathay Pacific
Thu 2/512:30 amBOS - KIX
1 stop22h 15mCathay Pacific
Deal found 7/31$1,717
This FlightHub deal was found by Cheapflights users on 7/31. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/228:25 amITM - BOS
2 stops25h 33mJapan Airlines
Fri 2/67:36 pmBOS - ITM
2 stops46h 04mJapan Airlines
Deal found 7/31$1,776
This American Airlines deal was found by Cheapflights users on 7/31. 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.
Fri 8/228:25 amITM - BOS
2 stops21h 52mAmerican Airlines
Fri 2/612:15 pmBOS - ITM
1 stop17h 40mAmerican Airlines
Deal found 7/31$1,855

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 31, 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

KIX - BOS

KIXBOS

Osaka Kansai Intl

Fri 8/22

12:35 pm-10:44 am

3 stops35h 09m

Boston Logan Intl

Fri 2/6

11:00 am-9:00 pm

1 stop20h 00m

$1,456

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

Fri 8/22

9:10 am-11:00 pm

1 stop26h 50m

Boston Logan Intl

Thu 2/5

12:30 am-12:45 pm

1 stop22h 15m

$1,717

OsakaBoston

ITM - BOS

ITMBOS

Osaka Itami

Fri 8/22

8:25 am-8:58 pm

2 stops25h 33m

Boston Logan Intl

Fri 2/6

7:36 pm-7:40 am

2 stops46h 04m

$1,776

OsakaBoston

ITM - BOS

ITMBOS

Osaka Itami

Fri 8/22

8:25 am-5:17 pm

2 stops21h 52m

Boston Logan Intl

Fri 2/6

12:15 pm-7:55 pm

1 stop17h 40m

$1,855

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

Thu 10/23

7:40 am-5:40 pm

2 stops47h 00m

$505

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

Sun 9/21

12:35 pm-10:10 am

1 stop34h 35m

$555

OsakaBoston

ITM - BOS

ITMBOS

Osaka Itami

Thu 10/23

2:05 pm-5:40 pm

2 stops40h 35m

$565

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

Thu 10/23

2:00 pm-7:53 am

2 stops30h 53m

$665

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

Sun 10/26

10:55 am-3:41 pm

2 stops41h 46m

$708

OsakaBoston

KIX - BOS

KIXBOS

Osaka Kansai Intl

Sat 11/29

9:25 am-10:00 pm

1 stop26h 35m

$768

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 17 results
1
2

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 July 31, 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 July 31, 2025.
Get a feel of what it's like to fly with EVA Air, Korean Air, and Japan Airlines 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.
EVA Air
8.4
Very good
1,222 reviews

Boarding

8.4

Food

8.1

Entertainment

8.0

Comfort

8.3

Crew

8.6

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
EVA Air
8.4
Very good
1,222 reviews
EVA Air
8.4
Very good
1,222 reviews

Boarding

8.4

Food

8.1

Entertainment

8.0

Comfort

8.3

Crew

8.6

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Korean Air
8.4
Very good
1,121 reviews
EVA Air
8.4
Very good
1,222 reviews

Boarding

8.4

Food

8.1

Entertainment

8.0

Comfort

8.3

Crew

8.6

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Japan Airlines
8.3
Very good
1,536 reviews
EVA Air
8.4
Very good
1,222 reviews

Boarding

8.4

Food

8.1

Entertainment

8.0

Comfort

8.3

Crew

8.6

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
China Airlines
8.3
Very good
754 reviews
EVA Air
8.4
Very good
1,222 reviews

Boarding

8.4

Food

8.1

Entertainment

8.0

Comfort

8.3

Crew

8.6

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Alaska Airlines
8.0
Very good
10,000 reviews
EVA Air
8.4
Very good
1,222 reviews

Boarding

8.4

Food

8.1

Entertainment

8.0

Comfort

8.3

Crew

8.6

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

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.

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

    Currently priced at $1,717, Cathay Pacific will fly you from Osaka to Boston and back. In addition to Cathay Pacific, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Japan Airlines and American Airlines - these airlines can fly you to your destination from $1,776 and $1,855, respectively.

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

    The cheapest airline one-way is Korean Air, with whom users have recently found tickets for as low as $555. However, be on the lookout for offers from China Airlines and EVA Air, as they are both options that can get you from Osaka to Boston for a low price.

  • 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?

Book flights to Boston if you plan to visit one of these locations
Cambridge
Medford
Watertown
Seabrook
Waltham
Framingham
Lowell
Randolph
Smithfield
Cranston
Chestnut Hill
Warwick
Peabody
Quincy
York Beach
Chelsea
Saco
Hampton Beach
Swansea
Lincoln

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Osaka to Boston

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

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.