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$464+ 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 11/26. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — FUK
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
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 September 11, 2025.

Round-trip from

$796
(Air Canada)

One-way from

$464
(Air Canada)

Popular in

December

Cheapest in

September

Average price

$1,071

Good round-trip deal

$1,262 or less

Good one-way deal

$561 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. 1% potential increase in price ($21 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in September 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 September 11, 2025.

This Air Canada deal was found by Cheapflights users on 9/10. 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.
Fri 9/126:00 amBOS - NRT
2 stops19h 55mAir Canada
Sat 9/274:55 pmNRT - BOS
1 stop18h 44mAir Canada
Deal found 9/10$818
This Air Canada deal was found by Cheapflights users on 9/10. 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.
Sat 12/65:30 amBOS - HND
2 stops21h 10mAir Canada
Sat 12/206:50 pmHND - BOS
1 stop17h 47mAir Canada
Deal found 9/10$823
This Flightnetwork deal was found by Cheapflights users on 9/10. 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 Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/126:30 pmBOS - NRT
1 stop31h 55mAir Canada
Tue 10/286:45 pmNRT - BOS
2 stops28h 12mAir Canada
Deal found 9/10$824
This Air Canada deal was found by Cheapflights users on 9/10. 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.
Thu 9/116:00 amBOS - NRT
2 stops20h 40mAir Canada
Sat 9/274:55 pmNRT - BOS
1 stop31h 34mAir Canada
Deal found 9/10$825
This Air Canada deal was found by Cheapflights users on 9/10. 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.
Tue 9/306:30 pmBOS - NRT
1 stop31h 55mAir Canada
Thu 10/95:35 pmNRT - BOS
1 stop33h 55mAir Canada
Deal found 9/10$826
This Air Canada deal was found by Cheapflights users on 9/11. 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.
Sun 10/126:30 pmBOS - NRT
1 stop31h 55mAir Canada
Thu 10/165:35 pmNRT - BOS
1 stop16h 50mAir Canada
Deal found 9/11$827
This Air Canada deal was found by Cheapflights users on 9/9. 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 10/246:00 amBOS - HND
2 stops20h 50mMultiple Airlines
Fri 10/316:50 pmHND - BOS
2 stops27h 22mMultiple Airlines
Deal found 9/9$830
This Air Canada deal was found by Cheapflights users on 9/10. 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 10/110:20 amBOS - NRT
1 stop16h 05mAir Canada
Wed 10/85:35 pmNRT - BOS
2 stops29h 20mAir Canada
Deal found 9/10$833
This Air Canada deal was found by Cheapflights users on 9/10. 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.
Tue 11/254:35 pmBOS - HND
1 stop34h 05mAir Canada
Tue 12/26:50 pmHND - BOS
2 stops28h 42mAir Canada
Deal found 9/10$838
This Expedia deal was found by Cheapflights users on 9/10. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1212:15 pmBOS - HND
1 stop38h 35mAir Canada
Tue 10/286:50 pmHND - BOS
1 stop16h 47mAir Canada
Deal found 9/10$839
This Air Canada deal was found by Cheapflights users on 9/10. 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.
Thu 9/256:30 pmBOS - NRT
1 stop31h 55mAir Canada
Fri 10/105:35 pmNRT - BOS
1 stop33h 55mAir Canada
Deal found 9/10$839
This Air Canada deal was found by Cheapflights users on 9/9. 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.
Thu 10/303:40 pmBOS - KIX
2 stops37h 00mAir Canada
Thu 11/137:25 pmKIX - BOS
2 stops30h 47mAir Canada
Deal found 9/9$846

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 September 11, 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

Tue 3/3

12:30 am-3:15 pm

1 stop24h 45m

Osaka Kansai Intl

Wed 3/11

9:50 am-11:00 pm

1 stop26h 10m

$942

BostonSapporo

BOS - CTS

BOSCTS

Boston Logan Intl

Wed 12/10

9:40 am-9:35 pm

2 stops21h 55m

Sapporo Chitose

Thu 12/18

7:30 am-2:44 pm

2 stops21h 14m

$953

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Tue 9/30

1:40 am-2:55 pm

2 stops24h 15m

Osaka Kansai Intl

Sun 10/12

7:35 pm-11:00 pm

1 stop40h 25m

$959

BostonTokyo

BOS - HND

BOSHND

Boston Logan Intl

Mon 11/3

12:30 am-1:45 pm

1 stop23h 15m

Tokyo Haneda

Thu 11/13

10:10 am-10:00 pm

1 stop25h 50m

$974

BostonTokyo

BOS - HND

BOSHND

Boston Logan Intl

Sun 11/2

12:30 am-9:15 pm

1 stop30h 45m

Tokyo Haneda

Mon 11/10

10:10 am-10:00 pm

1 stop25h 50m

$974

BostonTokyo

BOS - NRT

BOSNRT

Boston Logan Intl

Sun 9/14

1:40 am-6:40 am

1 stop40h 00m

Tokyo Narita

Sun 9/21

9:40 pm-11:00 pm

1 stop38h 20m

$974

BostonSapporo

BOS - CTS

BOSCTS

Boston Logan Intl

Wed 12/10

6:00 am-5:35 pm

2 stops21h 35m

Sapporo Chitose

Thu 12/18

12:30 pm-10:48 pm

3 stops24h 18m

$977

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Sun 11/2

12:30 am-12:45 pm

1 stop22h 15m

Osaka Kansai Intl

Wed 11/12

9:25 am-10:00 pm

1 stop26h 35m

$977

BostonOkinawa

BOS - OKA

BOSOKA

Boston Logan Intl

Sun 1/4

5:20 am-11:05 pm

2 stops27h 45m

Okinawa Naha

Wed 1/14

10:25 am-6:57 pm

2 stops22h 32m

$1,023

BostonOsaka

BOS - ITM

BOSITM

Boston Logan Intl

Tue 10/14

6:00 am-7:10 pm

2 stops24h 10m

Osaka Itami

Tue 10/21

1:00 pm-10:39 pm

2 stops22h 39m

$1,036

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

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 $902). Flying from Boston to Japan in December is currently the most expensive (average of $1,502). 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 September 11, 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.

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 September 11, 2025.
Peruse reviews from past customers who have flown with ANA, Japan Airlines, and Delta from Boston to Japan 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
961 reviews

Entertainment

7.9

Food

7.7

Boarding

8.6

Comfort

8.2

Overall

8.4

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

SFO - NRT

ANA ground and flight crew are the best their is They are now officially my Airline of choice Crew are very attentive, friendly, sincere, helpful and respond to queries accurately, promptly and gives you the peace of mind when travelling Salute to the World’s Best Airline for me
ANA
8.4
Very good
961 reviews
ANA
8.4
Very good
961 reviews

Entertainment

7.9

Food

7.7

Boarding

8.6

Comfort

8.2

Overall

8.4

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

SFO - NRT

ANA ground and flight crew are the best their is They are now officially my Airline of choice Crew are very attentive, friendly, sincere, helpful and respond to queries accurately, promptly and gives you the peace of mind when travelling Salute to the World’s Best Airline for me
Japan Airlines
8.3
Very good
1,559 reviews
ANA
8.4
Very good
961 reviews

Entertainment

7.9

Food

7.7

Boarding

8.6

Comfort

8.2

Overall

8.4

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

SFO - NRT

ANA ground and flight crew are the best their is They are now officially my Airline of choice Crew are very attentive, friendly, sincere, helpful and respond to queries accurately, promptly and gives you the peace of mind when travelling Salute to the World’s Best Airline for me
Delta
8.0
Very good
7,960 reviews
ANA
8.4
Very good
961 reviews

Entertainment

7.9

Food

7.7

Boarding

8.6

Comfort

8.2

Overall

8.4

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

SFO - NRT

ANA ground and flight crew are the best their is They are now officially my Airline of choice Crew are very attentive, friendly, sincere, helpful and respond to queries accurately, promptly and gives you the peace of mind when travelling Salute to the World’s Best Airline for me
United Airlines
7.4
Good
8,937 reviews
ANA
8.4
Very good
961 reviews

Entertainment

7.9

Food

7.7

Boarding

8.6

Comfort

8.2

Overall

8.4

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

SFO - NRT

ANA ground and flight crew are the best their is They are now officially my Airline of choice Crew are very attentive, friendly, sincere, helpful and respond to queries accurately, promptly and gives you the peace of mind when travelling Salute to the World’s Best Airline for me
Air Canada
7.1
Good
10,000 reviews
ANA
8.4
Very good
961 reviews

Entertainment

7.9

Food

7.7

Boarding

8.6

Comfort

8.2

Overall

8.4

Crew

8.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Aug 2025

SFO - NRT

ANA ground and flight crew are the best their is They are now officially my Airline of choice Crew are very attentive, friendly, sincere, helpful and respond to queries accurately, promptly and gives you the peace of mind when travelling Salute to the World’s Best Airline for me

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.

  • How long is the flight from Boston to Japan?

    There are many flights that can get you from Boston to Japan in 21h 35m. Fly via Cathay Pacific, ANA, or United Airlines to get the fastest option. The distance from Boston to Japan is about 6209 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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 ($476), WestJet ($509), and Korean Air ($564).

  • 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 $902). Flying from Boston to Japan in December is currently the most expensive (average of $1,502). 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 Japan

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Top 10 airlines flying from Boston to Japan

Discover the top 10 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 September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$228Average$308FlexibilityNo cancel feeOn-time62%
Singapore AirlinesCheapest$568Average$792FlexibilityNo cancel feeOn-time81%
ANACheapest$755Average$1,199FlexibilityNo cancel feeOn-time80%
Air CanadaCheapest$772Average$1,155FlexibilityNo cancel feeOn-time67%
Cathay PacificCheapest$858Average$1,111FlexibilityNo cancel feeOn-time72%
United AirlinesCheapest$860Average$1,289FlexibilityNo cancel feeOn-time69%
DeltaCheapest$947Average$1,277FlexibilityNo cancel feeOn-timeN/A
Korean AirCheapest$998Average$1,263FlexibilityNo cancel feeOn-time81%
Japan AirlinesCheapest$1,220Average$2,046FlexibilityNo cancel feeOn-time79%
American AirlinesCheapest$1,301Average$2,772FlexibilityNo cancel feeOn-time71%

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