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$469+ Cheap flights from Boston (BOS) to Japan

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 7/27. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — FUK
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Boston to Japan

Keep the following information in mind while searching for Boston to Japan flight deals. Data was last updated June 12, 2025.

Round-trip from

$728
(Air Canada)

One-way from

$469
(Air Canada)

Popular in

December

Cheapest in

September

Average price

$1,406

Good round-trip deal

$1,195 or less

Good one-way deal

$593 or less
From Boston Logan Intl to Japan
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One-way flight from Boston Logan Intl to Japan
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Highest demand for flights based on searches. 2% potential increase in price ($32 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($26 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Price to beat on a round-trip flight from Boston Logan Intl to Japan.
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Price to beat on a one-way flight from Boston Logan Intl to Japan.
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Find flight deals from Boston to Japan

Cheapest flights from Boston to Japan
Explore the most affordable flight options available from Boston to Japan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Air Canada deal was found by Cheapflights users on 6/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/156:00 amBOS - KIX
2 stops21h 25mAir Canada
Thu 10/307:10 pmKIX - BOS
2 stops34h 48mAir Canada
Deal found 6/10$728
This Air Canada deal was found by Cheapflights users on 6/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/226:30 pmBOS - NGO
2 stops35h 05mAir Canada
Fri 10/102:10 pmNGO - BOS
2 stops20h 15mAir Canada
Deal found 6/10$737
This Air Canada deal was found by Cheapflights users on 6/10. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/106:00 amBOS - ITM
2 stops23h 55mAir Canada
Fri 9/191:00 pmITM - BOS
2 stops22h 39mAir Canada
Deal found 6/10$741
This Air Canada deal was found by Cheapflights users on 6/12. 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.
Wed 11/195:17 pmBOS - KIX
3 stops58h 18mMultiple Airlines
Sat 11/297:10 pmKIX - BOS
2 stops28h 28mMultiple Airlines
Deal found 6/12$873
This Air Canada deal was found by Cheapflights users on 6/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/86:55 pmBOS - FUK
2 stops35h 55mAir Canada
Mon 9/221:10 pmFUK - BOS
2 stops22h 29mAir Canada
Deal found 6/11$936
This Air Canada deal was found by Cheapflights users on 6/11. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/26:00 amBOS - OKA
2 stops27h 30mAir Canada
Mon 9/81:55 pmOKA - BOS
2 stops21h 44mAir Canada
Deal found 6/11$937
This Gotogate deal was found by Cheapflights users on 6/10. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/211:40 amBOS - NGO
1 stop24h 30mCathay Pacific
Mon 10/1310:10 amNGO - BOS
1 stop25h 50mCathay Pacific
Deal found 6/10$991
This Gotogate deal was found by Cheapflights users on 6/10. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/141:40 amBOS - KIX
1 stop24h 35mCathay Pacific
Thu 10/309:25 amKIX - BOS
1 stop26h 35mCathay Pacific
Deal found 6/10$995
This Orbitz deal was found by Cheapflights users on 6/12. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/76:00 amBOS - OKA
2 stops27h 30mMultiple Airlines
Sun 9/1410:55 amOKA - BOS
2 stops24h 44mMultiple Airlines
Deal found 6/12$997
This FlightHub deal was found by Cheapflights users on 6/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/312:30 amBOS - FUK
1 stop24h 50mCathay Pacific
Wed 11/122:10 pmFUK - BOS
1 stop21h 50mCathay Pacific
Deal found 6/11$998
This FlightHub deal was found by Cheapflights users on 6/12. 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.
Sun 10/56:00 amBOS - HND
1 stop20h 50mAir Canada
Fri 10/246:10 pmHND - BOS
1 stop28h 45mAir Canada
Deal found 6/12$999
This Gotogate deal was found by Cheapflights users on 6/10. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/11:40 amBOS - HND
1 stop23h 15mCathay Pacific
Wed 9/1010:05 amHND - BOS
1 stop25h 55mCathay Pacific
Deal found 6/10$1,001

Cheapflights Fare Finder

Customize your flight search to find flights from Boston to Japan 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 June 12, 2025.
Use the filters below to find and compare flights from Boston to Japan that are best for you.

Fly from

Boston

Fly to

Japan

Route

Depart

Return

Price

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Wed 9/10

6:00 am-4:25 pm

2 stops21h 25m

Osaka Kansai Intl

Fri 9/19

6:05 pm-9:30 am

2 stops28h 25m

$735

BostonOsaka

BOS - ITM

BOSITM

Boston Logan Intl

Wed 9/10

6:00 am-6:55 pm

2 stops23h 55m

Osaka Itami

Fri 9/19

1:00 pm-10:39 pm

2 stops22h 39m

$741

BostonNagoya

BOS - NGO

BOSNGO

Boston Logan Intl

Sat 9/6

6:30 pm-6:35 pm

2 stops35h 05m

Nagoya Chubu Centrair Intl

Fri 9/26

2:10 pm-9:30 am

2 stops32h 20m

$785

BostonFukuoka

BOS - FUK

BOSFUK

Boston Logan Intl

Mon 9/8

6:55 pm-7:50 pm

2 stops35h 55m

Fukuoka

Mon 9/22

1:10 pm-10:39 pm

2 stops22h 29m

$936

BostonOkinawa

BOS - OKA

BOSOKA

Boston Logan Intl

Tue 9/2

6:00 am-10:30 pm

2 stops27h 30m

Okinawa Naha

Mon 9/8

1:55 pm-10:39 pm

2 stops21h 44m

$937

BostonOkinawa

BOS - OKA

BOSOKA

Boston Logan Intl

Sun 9/7

6:00 am-10:30 pm

2 stops27h 30m

Okinawa Naha

Sun 9/14

10:55 am-10:39 pm

2 stops24h 44m

$997

BostonTokyo

BOS - HND

BOSHND

Boston Logan Intl

Mon 9/1

1:40 am-1:55 pm

1 stop23h 15m

Tokyo Haneda

Wed 9/10

10:05 am-11:00 pm

1 stop25h 55m

$1,001

BostonTokyo

BOS - NRT

BOSNRT

Boston Logan Intl

Tue 7/8

6:55 pm-12:35 pm

2 stops28h 40m

Tokyo Narita

Tue 7/15

2:20 pm-11:28 am

3 stops34h 08m

$1,001

BostonTokyo

BOS - NRT

BOSNRT

Boston Logan Intl

Sun 9/7

1:40 am-1:40 pm

1 stop23h 00m

Tokyo Narita

Thu 9/25

9:25 am-11:00 pm

1 stop26h 35m

$1,002

BostonFukuoka

BOS - FUK

BOSFUK

Boston Logan Intl

Sun 9/7

1:40 am-3:30 pm

1 stop24h 50m

Fukuoka

Mon 9/22

4:40 pm-11:00 pm

1 stop43h 20m

$1,006

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Showing 1-10 of 60 results
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Best time to book a flight from Boston to Japan

Have a flexible travel schedule? Discover the best time to fly to Japan 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.

Cheapflights Insights

Everything you need to know about your flight from Boston to Japan

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

Currently, February is the cheapest month in which you can book a flight from Boston to Japan (average of $871). Flying from Boston to Japan in December is currently the most expensive (average of $1,625). 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 JP?

Find hourly flight availability from Boston to Japan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

When flying from Boston to Japan, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Japan by month

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

In terms of precipitation, rainfall in Japan ranges from 2.0 - 8.3 inches per month. September is typically the wettest month, when rainfall can reach 8.3 in. January is typically the driest time to visit Japan when rainfall is around 2.0 in.

Temperature in Japan by month

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

If weather is an important factor for your trip to Japan, 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 80.6 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 Japan

Get insights into the airlines that provide service to Japan. 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 Japan. Reviews last updated June 12, 2025.
To help decide which airline to fly from Boston to Japan, see what other customers have to say about EVA Air, Korean Air and Japan Airlines. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,202 reviews

Overall

8.4

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

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
1,202 reviews
EVA Air
8.4
Very good
1,202 reviews

Overall

8.4

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

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
1,088 reviews
EVA Air
8.4
Very good
1,202 reviews

Overall

8.4

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

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
1,490 reviews
EVA Air
8.4
Very good
1,202 reviews

Overall

8.4

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

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
738 reviews
EVA Air
8.4
Very good
1,202 reviews

Overall

8.4

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

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
ANA
8.3
Very good
882 reviews
EVA Air
8.4
Very good
1,202 reviews

Overall

8.4

Food

8.1

Boarding

8.4

Comfort

8.3

Entertainment

8.0

Crew

8.6

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 Boston to Japan. 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 Japan?

    Located just 2.6 mi from the city center, Boston Logan Intl (BOS) is the airport most travelers will use when flying to Japan from Boston.

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

    The cheapest airlines for a one-way flight from Boston to Japan are Air Canada ($469), Etihad Airways ($539), and WestJet ($558).

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

    When deciding which route to take from Boston to Japan consider Boston Logan Intl - Tokyo Narita, Boston Logan Intl - Tokyo Haneda or Boston Logan Intl - Osaka Kansai Intl as they are the most popular.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Boston to Japan (average of $871). Flying from Boston to Japan in December is currently the most expensive (average of $1,625). 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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See prices for flight routes from nearby airports that may be better suited for you.
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Top 9 airlines flying from Boston to Japan

Discover the top 9 airlines that operate flights from Boston to Japan. 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$186Average$259FlexibilityNo cancel feeOn-time62%
DeltaCheapest$249Average$1,287FlexibilityNo cancel feeOn-timeN/A
Singapore AirlinesCheapest$568Average$792FlexibilityNo cancel feeOn-time81%
ANACheapest$811Average$1,260FlexibilityNo cancel feeOn-time80%
Cathay PacificCheapest$828Average$1,101FlexibilityNo cancel feeOn-time72%
United AirlinesCheapest$860Average$1,304FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$889Average$1,347FlexibilityNo cancel feeOn-time67%
Japan AirlinesCheapest$1,229Average$1,656FlexibilityNo cancel feeOn-time79%
American AirlinesCheapest$1,321Average$2,037FlexibilityNo cancel feeOn-time71%

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