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Cheap flights from Boston to Japan from $461

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 3/8. 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

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Hainan Airlines Logo
6:40 pm - 12:35 pm
BOS
-
KIX
27h 55m2 stops
Hainan Airlines Logo
2:35 pm - 4:20 pm
KIX
-
BOS
39h 45m1 stop
$792Hainan Airlines
Wed, Jan 7 - Sat, Jan 17
Multiple Airlines Logo
7:55 pm - 2:25 pm
BOS
-
NRT
28h 30m1 stop
Multiple Airlines Logo
2:45 pm - 10:20 am
NRT
-
BOS
33h 35m2 stops
$804Multiple Airlines
Mon, Feb 23 - Tue, Mar 3
ANA Logo
6:00 am - 3:00 pm
BOS
-
NRT
19h 00m1 stop
ANA Logo
5:00 pm - 7:51 pm
NRT
-
BOS
16h 51m1 stop
$816ANA
Tue, Jan 20 - Tue, Jan 27
Air Canada Logo
5:30 am - 4:20 pm
BOS
-
NRT
20h 50m2 stops
Air Canada Logo
6:45 pm - 9:32 am
NRT
-
BOS
28h 47m1 stop
$817Air Canada
Tue, Feb 10 - Thu, Feb 19
Air Canada Logo
6:15 am - 4:40 pm
BOS
-
HND
20h 25m1 stop
Air Canada Logo
6:50 pm - 10:37 pm
HND
-
BOS
17h 47m1 stop
$819Air Canada
Sun, Jan 11 - Tue, Jan 27
ANA Logo
6:00 am - 9:25 pm
BOS
-
FUK
25h 25m2 stops
ANA Logo
9:50 am - 7:51 pm
FUK
-
BOS
24h 01m2 stops
$864ANA
Wed, Jan 14 - Wed, Feb 4
United Airlines Logo
6:00 am - 6:30 pm
BOS
-
FUK
22h 30m2 stops
United Airlines Logo
12:40 pm - 12:46 pm
FUK
-
BOS
38h 06m3 stops
$882United Airlines
Wed, Jan 14 - Wed, Feb 4
United Airlines Logo
7:07 pm - 4:40 pm
BOS
-
KIX
31h 33m2 stops
United Airlines Logo
11:00 pm - 12:46 pm
KIX
-
BOS
27h 46m3 stops
$884United Airlines
Sun, Jan 11 - Wed, Feb 4
Cathay Pacific Logo
12:30 am - 10:55 am
BOS
-
OKA
20h 25m1 stop
Cathay Pacific Logo
11:55 am - 10:00 pm
OKA
-
BOS
24h 05m1 stop
$1,023Cathay Pacific
Sat, Jan 31 - Thu, Feb 5
Cathay Pacific Logo
12:30 am - 3:20 pm
BOS
-
FUK
24h 50m1 stop
Cathay Pacific Logo
2:10 pm - 10:00 pm
FUK
-
BOS
21h 50m1 stop
$1,033Cathay Pacific
Sat, Jan 31 - Thu, Feb 5

Korean Air flights from Boston to Japan

Our best Korean Air deals on Boston to Japan flight tickets
Korean Air
Jan 19
BOS11:00 amBoston Logan Intl
19h 45m
1 stop
KIX8:45 pmOsaka Kansai Intl
Feb 2
KIX6:10 pmOsaka Kansai Intl
28h 30m
1 stop
BOS8:40 amBoston Logan Intl
$831
Find similar
Korean Air
Jan 19
BOS11:00 amBoston Logan Intl
33h 10m
1 stop
UKB10:10 amKobe
Feb 2
UKB6:40 pmKobe
28h 00m
1 stop
BOS8:40 amBoston Logan Intl
$850
Find similar
Korean Air
Jan 14
BOS11:00 amBoston Logan Intl
19h 05m
1 stop
FUK8:05 pmFukuoka
Feb 4
FUK10:30 amFukuoka
36h 10m
1 stop
BOS8:40 amBoston Logan Intl
$875
Find similar

ANA flights from Boston to Japan

Our best ANA deals on Boston to Japan flight tickets
ANA
Jan 20
BOS6:00 amBoston Logan Intl
19h 00m
1 stop
NRT3:00 pmTokyo Narita
Jan 27
NRT5:00 pmTokyo Narita
16h 51m
1 stop
BOS7:51 pmBoston Logan Intl
$816
Find similar
ANA
Apr 15
BOS6:00 amBoston Logan Intl
20h 00m
1 stop
NRT3:00 pmTokyo Narita
May 8
NRT5:00 pmTokyo Narita
21h 09m
1 stop
BOS1:09 amBoston Logan Intl
$837
Find similar
ANA
Jan 15
BOS6:00 amBoston Logan Intl
19h 00m
1 stop
NRT3:00 pmTokyo Narita
Jan 31
NRT4:45 pmTokyo Narita
17h 11m
1 stop
BOS7:56 pmBoston Logan Intl
$841
Find similar

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 December 11, 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

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Wed 1/7

6:40 pm-12:35 pm

2 stops27h 55m

Osaka Kansai Intl

Sat 1/17

2:35 pm-4:20 pm

1 stop39h 45m

$792

BostonTokyo

BOS - NRT

BOSNRT

Boston Logan Intl

Mon 2/23

7:55 pm-2:25 pm

1 stop28h 30m

Tokyo Narita

Tue 3/3

2:45 pm-10:20 am

2 stops33h 35m

$804

BostonTokyo

BOS - NRT

BOSNRT

Boston Logan Intl

Tue 1/20

6:00 am-3:00 pm

1 stop19h 00m

Tokyo Narita

Tue 1/27

5:00 pm-7:51 pm

1 stop16h 51m

$816

BostonTokyo

BOS - NRT

BOSNRT

Boston Logan Intl

Tue 2/10

5:30 am-4:20 pm

2 stops20h 50m

Tokyo Narita

Thu 2/19

6:45 pm-9:32 am

1 stop28h 47m

$817

BostonTokyo

BOS - HND

BOSHND

Boston Logan Intl

Sun 1/11

6:15 am-4:40 pm

1 stop20h 25m

Tokyo Haneda

Tue 1/27

6:50 pm-10:37 pm

1 stop17h 47m

$819

BostonFukuoka

BOS - FUK

BOSFUK

Boston Logan Intl

Wed 1/14

6:00 am-9:25 pm

2 stops25h 25m

Fukuoka

Wed 2/4

9:50 am-7:51 pm

2 stops24h 01m

$864

BostonFukuoka

BOS - FUK

BOSFUK

Boston Logan Intl

Wed 1/14

6:00 am-6:30 pm

2 stops22h 30m

Fukuoka

Wed 2/4

12:40 pm-12:46 pm

3 stops38h 06m

$882

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Sun 1/11

7:07 pm-4:40 pm

2 stops31h 33m

Osaka Kansai Intl

Wed 2/4

11:00 pm-12:46 pm

3 stops27h 46m

$884

BostonOkinawa

BOS - OKA

BOSOKA

Boston Logan Intl

Sat 1/31

12:30 am-10:55 am

1 stop20h 25m

Okinawa Naha

Thu 2/5

11:55 am-10:00 pm

1 stop24h 05m

$1,023

BostonFukuoka

BOS - FUK

BOSFUK

Boston Logan Intl

Sat 1/31

12:30 am-3:20 pm

1 stop24h 50m

Fukuoka

Thu 2/5

2:10 pm-10:00 pm

1 stop21h 50m

$1,033

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 $1,053. If you aren’t able to travel to Japan during the month of September, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $1,060.

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 $1,186. 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 $1,626. 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 $1,239 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 $1,546 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 $1,350 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 $1,101 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 21% 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

$495

Fastest flight time

13h 35m

Direct flights

Every day

Airports in Japan

202 airports
The best one-way flight to Japan from Boston in the past 72 hours is $495. The best round-trip flight deal from Boston to Japan found on momondo in the last 72 hours is $952.
The fastest flight from Boston to Japan takes 13h 35m
Direct flights go from Boston to Japan every day.
There are 202 airports in Japan. From Boston there are direct flights to 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 $171Free CancellationRating
7.2
2,899 reviews
Search JetBlue flights
Singapore AirlinesPriceFrom $513Free CancellationRating
8.1
1,412 reviews
Search Singapore Airlines flights
ANAPriceFrom $746Free CancellationRating
8.4
1,021 reviews
Search ANA flights
Air CanadaPriceFrom $771Free CancellationRating
7.1
10,517 reviews
Search Air Canada flights
Cathay PacificPriceFrom $838Free CancellationRating
7.6
1,095 reviews
Search Cathay Pacific flights
United AirlinesPriceFrom $860Free CancellationRating
7.4
9,094 reviews
Search United Airlines flights
DeltaPriceFrom $928Free CancellationRating
7.9
8,007 reviews
Search Delta flights
Korean AirPriceFrom $997Free CancellationRating
8.4
1,184 reviews
Search Korean Air flights
Japan AirlinesPriceFrom $1,221Free CancellationRating
8.3
1,653 reviews
Search Japan Airlines flights
American AirlinesPriceFrom $1,301Free CancellationRating
7.2
11,049 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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