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Cheap flights from Boston to Japan from $435

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 1/13. 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

Enter your travel dates to find the best prices.
Air Canada Logo
6:15 am - 8:30 pm
BOS
-
NGO
24h 15m2 stops
Air Canada Logo
2:00 pm - 7:42 pm
NGO
-
BOS
19h 42m2 stops
$787Air Canada
Sun, Jan 18 - Tue, Feb 3
Hainan Airlines Logo
6:40 pm - 11:55 am
BOS
-
NRT
27h 15m2 stops
Hainan Airlines Logo
1:55 pm - 4:20 pm
NRT
-
BOS
40h 25m1 stop
$794Hainan Airlines
Sun, Jan 25 - Tue, Feb 3
Air Canada Logo
6:15 am - 7:25 pm
BOS
-
KIX
23h 10m2 stops
Air Canada Logo
3:45 pm - 12:12 pm
KIX
-
BOS
34h 27m2 stops
$796Air Canada
Mon, Jan 12 - Wed, Jan 28
ANA Logo
6:00 am - 9:25 pm
BOS
-
FUK
25h 25m2 stops
ANA Logo
7:00 am - 5:19 pm
FUK
-
BOS
24h 19m2 stops
$864ANA
Wed, Jan 14 - Wed, Feb 4
ANA Logo
6:00 am - 11:25 pm
BOS
-
OKA
27h 25m2 stops
ANA Logo
1:15 pm - 9:38 pm
OKA
-
BOS
22h 23m2 stops
$866ANA
Tue, Jan 13 - Wed, Jan 21
United Airlines Logo
3:15 pm - 4:40 pm
BOS
-
KIX
35h 25m2 stops
United Airlines Logo
6:35 pm - 9:42 pm
KIX
-
BOS
17h 07m1 stop
$871United Airlines
Mon, Jan 12 - Wed, Jan 28
United Airlines Logo
6:00 am - 6:30 pm
BOS
-
FUK
22h 30m2 stops
United Airlines Logo
12:40 pm - 11:57 pm
FUK
-
BOS
25h 17m3 stops
$882United Airlines
Tue, Feb 17 - Thu, Feb 26
Cathay Pacific Logo
1:30 am - 2:10 pm
BOS
-
NGO
23h 40m1 stop
Cathay Pacific Logo
10:10 am - 11:00 pm
NGO
-
BOS
25h 50m1 stop
$985Cathay Pacific
Mon, Mar 23 - Wed, Apr 8
Cathay Pacific Logo
1:30 am - 3:35 pm
BOS
-
NGO
25h 05m2 stops
Cathay Pacific Logo
10:10 am - 11:00 pm
NGO
-
BOS
25h 50m1 stop
$1,001Cathay Pacific
Mon, Mar 23 - Wed, Apr 8
Delta Logo
11:00 am - 12:30 pm
BOS
-
FUK
35h 30m1 stop
Delta Logo
9:05 pm - 3:53 pm
FUK
-
BOS
32h 48m2 stops
$1,141Delta
Wed, Jan 14 - Wed, Feb 4

ANA flights from Boston to Japan

Our best ANA deals on Boston to Japan flight tickets
ANA
Jan 14
BOS6:00 amBoston Logan Intl
25h 25m
2 stops
FUK9:25 pmFukuoka
Feb 4
FUK7:00 amFukuoka
24h 19m
2 stops
BOS5:19 pmBoston Logan Intl
$864
Find similar
ANA
Jan 5
BOS6:00 amBoston Logan Intl
19h 00m
1 stop
NRT3:00 pmTokyo Narita
Jan 20
NRT4:45 pmTokyo Narita
17h 06m
1 stop
BOS7:51 pmBoston Logan Intl
$865
Find similar
ANA
Jan 13
BOS6:00 amBoston Logan Intl
27h 25m
2 stops
OKA11:25 pmOkinawa Naha
Jan 21
OKA1:15 pmOkinawa Naha
22h 23m
2 stops
BOS9:38 pmBoston Logan Intl
$866
Find similar

Korean Air flights from Boston to Japan

Our best Korean Air deals on Boston to Japan flight tickets
Korean Air
Jan 18
BOS11:00 amBoston Logan Intl
19h 40m
1 stop
NGO8:40 pmNagoya Chubu Centrair Intl
Feb 3
NGO9:00 amNagoya Chubu Centrair Intl
37h 40m
1 stop
BOS8:40 amBoston Logan Intl
$822
Find similar
Korean Air
Jan 27
BOS11:00 amBoston Logan Intl
40h 05m
1 stop
OKA5:05 pmOkinawa Naha
Feb 5
OKA6:05 pmOkinawa Naha
28h 35m
1 stop
BOS8:40 amBoston Logan Intl
$828
Find similar
Korean Air
Jan 26
BOS11:00 amBoston Logan Intl
40h 05m
1 stop
OKA5:05 pmOkinawa Naha
Feb 5
OKA6:05 pmOkinawa Naha
28h 35m
1 stop
BOS8:40 amBoston Logan Intl
$832
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 7, 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

BostonNagoya

BOS - NGO

BOSNGO

Boston Logan Intl

Sun 1/18

6:15 am-8:30 pm

2 stops24h 15m

Nagoya Chubu Centrair Intl

Tue 2/3

2:00 pm-7:42 pm

2 stops19h 42m

$787

BostonTokyo

BOS - NRT

BOSNRT

Boston Logan Intl

Sun 1/25

6:40 pm-11:55 am

2 stops27h 15m

Tokyo Narita

Tue 2/3

1:55 pm-4:20 pm

1 stop40h 25m

$794

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Mon 1/12

6:15 am-7:25 pm

2 stops23h 10m

Osaka Kansai Intl

Wed 1/28

3:45 pm-12:12 pm

2 stops34h 27m

$796

BostonFukuoka

BOS - FUK

BOSFUK

Boston Logan Intl

Wed 1/14

6:00 am-9:25 pm

2 stops25h 25m

Fukuoka

Wed 2/4

7:00 am-5:19 pm

2 stops24h 19m

$864

BostonOkinawa

BOS - OKA

BOSOKA

Boston Logan Intl

Tue 1/13

6:00 am-11:25 pm

2 stops27h 25m

Okinawa Naha

Wed 1/21

1:15 pm-9:38 pm

2 stops22h 23m

$866

BostonOsaka

BOS - KIX

BOSKIX

Boston Logan Intl

Mon 1/12

3:15 pm-4:40 pm

2 stops35h 25m

Osaka Kansai Intl

Wed 1/28

6:35 pm-9:42 pm

1 stop17h 07m

$871

BostonFukuoka

BOS - FUK

BOSFUK

Boston Logan Intl

Tue 2/17

6:00 am-6:30 pm

2 stops22h 30m

Fukuoka

Thu 2/26

12:40 pm-11:57 pm

3 stops25h 17m

$882

BostonNagoya

BOS - NGO

BOSNGO

Boston Logan Intl

Mon 3/23

1:30 am-2:10 pm

1 stop23h 40m

Nagoya Chubu Centrair Intl

Wed 4/8

10:10 am-11:00 pm

1 stop25h 50m

$985

BostonNagoya

BOS - NGO

BOSNGO

Boston Logan Intl

Mon 3/23

1:30 am-3:35 pm

2 stops25h 05m

Nagoya Chubu Centrair Intl

Wed 4/8

10:10 am-11:00 pm

1 stop25h 50m

$1,001

BostonFukuoka

BOS - FUK

BOSFUK

Boston Logan Intl

Wed 1/14

11:00 am-12:30 pm

1 stop35h 30m

Fukuoka

Wed 2/4

9:05 pm-3:53 pm

2 stops32h 48m

$1,141

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

1 airport
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 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 $171Free CancellationRating
7.2
2,896 reviews
Search JetBlue flights
Singapore AirlinesPriceFrom $513Free CancellationRating
8.1
1,411 reviews
Search Singapore Airlines flights
ANAPriceFrom $746Free CancellationRating
8.4
1,020 reviews
Search ANA flights
Air CanadaPriceFrom $771Free CancellationRating
7.1
10,512 reviews
Search Air Canada flights
Cathay PacificPriceFrom $838Free CancellationRating
7.6
1,088 reviews
Search Cathay Pacific flights
United AirlinesPriceFrom $860Free CancellationRating
7.4
9,078 reviews
Search United Airlines flights
DeltaPriceFrom $928Free CancellationRating
7.9
8,011 reviews
Search Delta flights
Korean AirPriceFrom $997Free CancellationRating
8.4
1,181 reviews
Search Korean Air flights
Japan AirlinesPriceFrom $1,221Free CancellationRating
8.3
1,643 reviews
Search Japan Airlines flights
American AirlinesPriceFrom $1,301Free CancellationRating
7.2
11,042 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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