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Cheap flights from Boston to Japan from $509

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Japan departing on 2/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Multiple Airlines Logo
12:49 pm - 2:25 pmBOS-NRT
35h 36m3 stops
Multiple Airlines Logo
2:45 pm - 11:25 pmNRT-BOS
22h 40m2 stops
$830Multiple Airlines
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Sun, Nov 2 - Wed, Nov 19
Multiple Airlines Logo
3:00 pm - 2:20 pmBOS-NRT
34h 20m2 stops
Multiple Airlines Logo
2:35 pm - 11:57 pmNRT-BOS
22h 22m2 stops
$835Multiple Airlines
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Tue, Sep 30 - Fri, Oct 3
ANA Logo
10:30 am - 9:05 pmBOS-HND
20h 35m1 stop
ANA Logo
6:20 pm - 9:49 pmHND-BOS
17h 29m1 stop
$895ANA
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Wed, Jan 7 - Wed, Jan 21
Air Canada Logo
3:40 pm - 4:20 pmBOS-NRT
34h 40m3 stops
Air Canada Logo
6:45 pm - 9:32 amNRT-BOS
28h 47m1 stop
$933Air Canada
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Sat, Dec 6 - Tue, Dec 16
ANA Logo
12:45 pm - 9:05 pmBOS-HND
18h 20m1 stop
ANA Logo
10:25 am - 12:46 pmHND-BOS
16h 21m1 stop
$942ANA
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Tue, Feb 10 - Tue, Feb 17
United Airlines Logo
9:30 am - 4:50 pmBOS-HND
17h 20m1 stop
United Airlines Logo
12:50 am - 7:21 amHND-BOS
20h 31m1 stop
$957United Airlines
Find Deal
Wed, Jan 7 - Tue, Jan 20
United Airlines Logo
9:30 am - 4:50 pmBOS-HND
17h 20m1 stop
United Airlines Logo
12:50 am - 7:21 amHND-BOS
20h 31m1 stop
$966United Airlines
Find Deal
Mon, Jan 5 - Tue, Jan 27
Delta Logo
5:55 am - 3:20 pmBOS-HND
19h 25m1 stop
Delta Logo
4:25 pm - 11:38 pmHND-BOS
21h 13m1 stop
$967Delta
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Sun, Jan 4 - Thu, Jan 29
Delta Logo
6:35 pm - 2:05 pmBOS-HND
29h 30m1 stop
Delta Logo
8:00 pm - 10:41 pmHND-BOS
16h 41m1 stop
$981Delta
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Sat, Jan 10 - Tue, Feb 3
Air Canada Logo
3:40 pm - 4:40 pmBOS-HND
35h 00m2 stops
Air Canada Logo
6:50 pm - 9:32 amHND-BOS
28h 42m2 stops
$985Air Canada
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Fri, Jan 9 - Tue, Jan 27

Korean Air flights from Boston to Japan

Our best Korean Air deals on Boston to Japan flight tickets
Korean Air
Dec 3
BOS11:00 amBoston Logan Intl
19h 40m
1 stop
NGO8:40 pmNagoya Chubu Centrair Intl
Dec 11
NGO1:40 pmNagoya Chubu Centrair Intl
33h 00m
1 stop
BOS8:40 amBoston Logan Intl
$1,047
Find similar
Korean Air
Dec 3
BOS6:05 amBoston Logan Intl
24h 35m
2 stops
NGO8:40 pmNagoya Chubu Centrair Intl
Dec 11
NGO9:00 amNagoya Chubu Centrair Intl
37h 40m
1 stop
BOS8:40 amBoston Logan Intl
$1,105
Find similar
Korean Air
Mar 4
BOS11:00 amBoston Logan Intl
40h 05m
1 stop
OKA5:05 pmOkinawa Naha
Mar 11
OKA6:05 pmOkinawa Naha
28h 35m
1 stop
BOS9:40 amBoston Logan Intl
$1,108
Find similar

ANA flights from Boston to Japan

Our best ANA deals on Boston to Japan flight tickets
ANA
Jan 7
BOS10:30 amBoston Logan Intl
20h 35m
1 stop
HND9:05 pmTokyo Haneda
Jan 21
HND6:20 pmTokyo Haneda
17h 29m
1 stop
BOS9:49 pmBoston Logan Intl
$895
Find similar
ANA
Feb 10
BOS12:45 pmBoston Logan Intl
18h 20m
1 stop
HND9:05 pmTokyo Haneda
Feb 17
HND10:25 amTokyo Haneda
16h 21m
1 stop
BOS12:46 pmBoston Logan Intl
$942
Find similar
ANA
Feb 1
BOS10:30 amBoston Logan Intl
33h 10m
2 stops
OKA9:40 amOkinawa Naha
Feb 12
OKA11:35 amOkinawa Naha
24h 09m
2 stops
BOS9:44 pmBoston Logan Intl
$951
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momondo 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, momondo users made 832,500 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from Boston to Japan that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonTokyo

BOS - NRT

BOSNRT

Boston Logan Intl

Sun 11/2

12:49 pm-2:25 pm

3 stops35h 36m

Tokyo Narita

Wed 11/19

2:45 pm-11:25 pm

2 stops22h 40m

$830

BostonTokyo

BOS - NRT

BOSNRT

Boston Logan Intl

Tue 9/30

3:00 pm-2:20 pm

2 stops34h 20m

Tokyo Narita

Fri 10/3

2:35 pm-11:57 pm

2 stops22h 22m

$835

BostonTokyo

BOS - HND

BOSHND

Boston Logan Intl

Wed 1/7

10:30 am-9:05 pm

1 stop20h 35m

Tokyo Haneda

Wed 1/21

6:20 pm-9:49 pm

1 stop17h 29m

$895

BostonTokyo

BOS - NRT

BOSNRT

Boston Logan Intl

Sat 12/6

3:40 pm-4:20 pm

3 stops34h 40m

Tokyo Narita

Tue 12/16

6:45 pm-9:32 am

1 stop28h 47m

$933

BostonTokyo

BOS - HND

BOSHND

Boston Logan Intl

Tue 2/10

12:45 pm-9:05 pm

1 stop18h 20m

Tokyo Haneda

Tue 2/17

10:25 am-12:46 pm

1 stop16h 21m

$942

BostonTokyo

BOS - HND

BOSHND

Boston Logan Intl

Wed 1/7

9:30 am-4:50 pm

1 stop17h 20m

Tokyo Haneda

Tue 1/20

12:50 am-7:21 am

1 stop20h 31m

$957

BostonTokyo

BOS - HND

BOSHND

Boston Logan Intl

Mon 1/5

9:30 am-4:50 pm

1 stop17h 20m

Tokyo Haneda

Tue 1/27

12:50 am-7:21 am

1 stop20h 31m

$966

BostonTokyo

BOS - HND

BOSHND

Boston Logan Intl

Sun 1/4

5:55 am-3:20 pm

1 stop19h 25m

Tokyo Haneda

Thu 1/29

4:25 pm-11:38 pm

1 stop21h 13m

$967

BostonTokyo

BOS - HND

BOSHND

Boston Logan Intl

Sat 1/10

6:35 pm-2:05 pm

1 stop29h 30m

Tokyo Haneda

Tue 2/3

8:00 pm-10:41 pm

1 stop16h 41m

$981

BostonTokyo

BOS - HND

BOSHND

Boston Logan Intl

Fri 1/9

3:40 pm-4:40 pm

2 stops35h 00m

Tokyo Haneda

Tue 1/27

6:50 pm-9:32 am

2 stops28h 42m

$985

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Japan from

How to get the cheapest flight ticket from Boston to Japan

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Japan?

The month of September is, on average, the cheapest month to fly to Japan from Boston, with most prices found around $1,071. If you aren’t able to travel to Japan during the month of September, then flying in November is also cheap. Prices for this month can be found on momondo for an average of $1,115.

What is the cheapest day to depart on your flight to Japan?

On average, the least expensive day to fly to Japan from Boston is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $1,131. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Boston to Japan on a Friday will generally be more expensive and average around $1,597. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Japan?

Flying to Japan from Boston in the morning is the least expensive time of day to depart. momondo users have found prices as low as $1,193 when looking at flights departing in the morning. At noon is when there is more demand to fly to Japan, so prices are often more expensive at around $1,471 per ticket.

What is the cheapest Boston Logan Intl to Japan flight route?

Fly from Boston Logan Intl to Tokyo Narita for the best Boston Logan Intl - Japan flight prices

How far in advance should I book a flight to Japan?

You are more likely to see cheaper flights to Japan from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Japan for around $1,330 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Japan from Boston for as low as $1,099 on momondo.

What cabin class options are available on Boston Logan Intl to Japan flights?

There are 3 cabin classes available to choose from on Boston Logan Intl to Japan flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Boston to Japan flights?

You could potentially save up to 2% on your flight if you consider stops on a Boston to Japan flight.

Cheap Boston to Japan flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Japan

Best Price Found

$528

Fastest flight time

13h 50m

Direct flights

Every day

Airports in Japan

1 airport
The best one-way flight to Japan from Boston in the past 72 hours is $528. The best round-trip flight deal from Boston to Japan found on momondo in the last 72 hours is $1,316.
The fastest flight from Boston to Japan takes 13h 50m
Direct flights go from Boston to Japan every day.
There is 1 airport near Japan: Tokyo Narita (NRT)
Search flight deals

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Japan?

    Prices for flights from Boston Logan Intl Airport to Japan are refreshed on a daily basis.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Japan?

  • How old do you have to be to fly from Boston Logan Intl Airport to Japan?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Boston Logan Intl Airport to Japan.

  • What documentation or ID do you need to fly to Japan?

    The travel and health documents you'll need for your trip to Japan may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Japan. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Boston to Japan?

Best airlines flying from Boston to Japan

Compare and see reviews for airlines that fly from Boston to Japan with momondo
Airline
Rating
Free Cancellation
Price
JetBluePriceFrom $228Free CancellationRating
7.2
2,914 reviews
Search JetBlue flights
Singapore AirlinesPriceFrom $568Free CancellationRating
8.1
1,367 reviews
Search Singapore Airlines flights
ANAPriceFrom $754Free CancellationRating
8.4
964 reviews
Search ANA flights
Air CanadaPriceFrom $772Free CancellationRating
7.1
10,000 reviews
Search Air Canada flights
Cathay PacificPriceFrom $858Free CancellationRating
7.6
998 reviews
Search Cathay Pacific flights
United AirlinesPriceFrom $860Free CancellationRating
7.4
8,926 reviews
Search United Airlines flights
DeltaPriceFrom $949Free CancellationRating
7.9
7,961 reviews
Search Delta flights
Korean AirPriceFrom $998Free CancellationRating
8.4
1,140 reviews
Search Korean Air flights
Japan AirlinesPriceFrom $1,220Free CancellationRating
8.3
1,559 reviews
Search Japan Airlines flights
American AirlinesPriceFrom $1,301Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Japan?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Boston to Japan. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Boston to Japan with flexible booking policies on momondo?

All flight searches from Boston to Japan on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Boston to Japan?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Boston to Japan.

I’m not ready to book a flight from Boston to Japan right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Boston to Japan flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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