$419+ 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 7/30. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — FUK
Aug 24 — Aug 311
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Boston to Japan with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Boston to Japan
Cheapest
Best
Last-minute
One-way
Cheapest flights from Boston to JapanExplore 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 July 25, 2026.
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 July 25, 2026.
This Air Canada deal was found by Cheapflights users on 7/24. 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 9/165:50 am
BOS
- KIX
2 stops21h 35m
Air Canada
Wed 9/236:00 pm
KIX
- BOS
1 stop28h 55m
Air Canada
Deal found 7/24![Air Canada logo]()
$844
This Air Canada deal was found by Cheapflights users on 7/21. 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 9/176:00 am
BOS
- KIX
1 stop21h 25m
Air Canada
Wed 9/236:00 pm
KIX
- BOS
1 stop30h 51m
Air Canada
Deal found 7/21![Air Canada logo]()
$851
This Air Canada deal was found by Cheapflights users on 7/21. 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 9/176:00 am
BOS
- KIX
1 stop21h 25m
Air Canada
Wed 9/306:00 pm
KIX
- BOS
1 stop17h 40m
Air Canada
Deal found 7/21![Air Canada logo]()
$852
This Air Canada deal was found by Cheapflights users on 7/22. 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 9/136:50 pm
BOS
- CTS
2 stops35h 45m
Air Canada
Thu 9/171:40 pm
CTS
- BOS
2 stops38h 01m
Air Canada
Deal found 7/22![Air Canada logo]()
$862
This Air Canada deal was found by Cheapflights users on 7/21. 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 9/156:50 pm
BOS
- KIX
2 stops32h 35m
Multiple Airlines
Wed 11/117:35 am
KIX
- BOS
2 stops44h 43m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$863
This Gotogate deal was found by Cheapflights users on 7/24. 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 8/246:00 am
BOS
- ITM
2 stops23h 10m
Multiple Airlines
Mon 8/312:00 pm
ITM
- BOS
2 stops20h 27m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$949
This FlightHub deal was found by Cheapflights users on 7/20. 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.
Wed 11/255:30 am
BOS
- UKB
2 stops26h 15m
Multiple Airlines
Wed 12/99:15 pm
UKB
- BOS
2 stops38h 13m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$955
This FlightHub deal was found by Cheapflights users on 7/20. 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 9/135:50 am
BOS
- ITM
2 stops25h 40m
Multiple Airlines
Thu 9/2411:25 am
ITM
- BOS
2 stops23h 01m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$956
This FlightHub deal was found by Cheapflights users on 7/21. 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.
Wed 9/95:50 am
BOS
- ITM
2 stops25h 00m
Multiple Airlines
Thu 9/172:00 pm
ITM
- BOS
2 stops21h 40m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$962
This FlightHub deal was found by Cheapflights users on 7/24. 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.
Sat 8/296:50 pm
BOS
- NGO
2 stops34h 45m
Multiple Airlines
Sat 9/122:00 pm
NGO
- BOS
2 stops20h 26m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$963
This Air Canada deal was found by Cheapflights users on 7/22. 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 9/126:55 pm
BOS
- ITM
2 stops35h 00m
Air Canada
Sat 9/262:00 pm
ITM
- BOS
2 stops20h 26m
Air Canada
Deal found 7/22![Air Canada logo]()
$967
This FlightHub deal was found by Cheapflights users on 7/24. 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.
Sat 9/126:50 pm
BOS
- ITM
2 stops35h 05m
Multiple Airlines
Sat 9/2612:50 pm
ITM
- BOS
2 stops22h 50m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$1,003
Best flights from Boston to JapanDiscover carefully curated flight deals from Boston to Japan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 25, 2026.
Discover carefully curated flight deals from Boston to Japan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 25, 2026.
This Air Canada deal was found by Cheapflights users on 7/22. 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 9/136:50 pm
BOS
- CTS
2 stops35h 45m
Air Canada
Thu 9/171:40 pm
CTS
- BOS
2 stops38h 01m
Air Canada
Deal found 7/22![Air Canada logo]()
$862
This Expedia deal was found by Cheapflights users on 7/24. 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.
Wed 7/295:45 am
BOS
- ITM
2 stops25h 05m
Multiple Airlines
Wed 8/127:25 am
ITM
- BOS
2 stops28h 13m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$1,100
This FlightHub deal was found by Cheapflights users on 7/20. 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.
Wed 8/199:00 am
BOS
- ITM
2 stops20h 55m
ANA
Wed 8/267:05 am
ITM
- BOS
2 stops20h 45m
ANA
Deal found 7/20![ANA logo]()
$1,100
This Delta deal was found by Cheapflights users on 7/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/68:57 pm
BOS
- HND
2 stops27h 08m
Delta
Tue 9/224:05 pm
HND
- BOS
2 stops20h 53m
Delta
Deal found 7/24![Delta logo]()
$1,133
This oojo deal was found by Cheapflights users on 7/22. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/307:10 am
BOS
- NGO
2 stops24h 00m
Japan Airlines
Thu 9/107:40 am
NGO
- BOS
2 stops22h 55m
Japan Airlines
Deal found 7/22![Japan Airlines logo]()
$1,145
This United Airlines deal was found by Cheapflights users on 7/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/47:45 am
BOS
- NRT
1 stop17h 45m
United Airlines
Mon 8/175:05 pm
NRT
- BOS
2 stops19h 54m
United Airlines
Deal found 7/21![United Airlines logo]()
$1,156
This Cathay Pacific deal was found by Cheapflights users on 7/24. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/191:45 am
BOS
- HND
1 stop30h 50m
Cathay Pacific
Sun 12/134:00 pm
HND
- BOS
1 stop44h 00m
Cathay Pacific
Deal found 7/24![Cathay Pacific logo]()
$1,193
This Korean Air deal was found by Cheapflights users on 7/23. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2312:55 pm
BOS
- OKA
1 stop33h 55m
Korean Air
Tue 9/812:50 pm
OKA
- BOS
2 stops40h 39m
Korean Air
Deal found 7/23![Korean Air logo]()
$1,443
This American Airlines deal was found by Cheapflights users on 7/24. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/286:01 am
BOS
- FUK
2 stops25h 34m
American Airlines
Thu 7/302:25 pm
FUK
- BOS
2 stops21h 34m
American Airlines
Deal found 7/24![American Airlines logo]()
$1,647
This Etihad Airways deal was found by Cheapflights users on 7/23. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/74:25 pm
BOS
- KIX
1 stop30h 15m
Etihad Airways
Mon 10/197:25 pm
KIX
- BOS
1 stop32h 15m
Etihad Airways
Deal found 7/23![Etihad Airways logo]()
$1,706
This China Eastern deal was found by Cheapflights users on 7/20. 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 China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/36:25 am
BOS
- KIX
2 stops41h 55m
China Eastern
Thu 9/102:20 pm
KIX
- BOS
2 stops46h 31m
China Eastern
Deal found 7/20![China Eastern logo]()
$1,713
This Qatar Airways deal was found by Cheapflights users on 7/24. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/910:00 pm
BOS
- OKA
2 stops46h 00m
Qatar Airways
Sat 9/121:15 pm
OKA
- BOS
2 stops39h 00m
Qatar Airways
Deal found 7/24![Qatar Airways logo]()
$1,818
This KAYAK deal was found by Cheapflights users on 7/20. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1410:40 am
BOS
- OKA
2 stops22h 30m
Multiple Airlines
Mon 9/2112:15 pm
OKA
- BOS
2 stops22h 11m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$1,118
This United Airlines deal was found by Cheapflights users on 7/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/155:01 pm
BOS
- KIX
2 stops32h 49m
United Airlines
Sat 8/294:55 pm
KIX
- BOS
2 stops20h 04m
United Airlines
Deal found 7/21![United Airlines logo]()
$1,159
This Expedia deal was found by Cheapflights users on 7/24. 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.
Wed 7/291:15 pm
BOS
- ITM
1 stop17h 35m
Japan Airlines
Wed 8/122:30 pm
ITM
- BOS
2 stops40h 04m
Japan Airlines
Deal found 7/24![Japan Airlines logo]()
$1,175
This Cheapflightsfares deal was found by Cheapflights users on 7/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/149:30 am
BOS
- ITM
2 stops20h 40m
ANA
Sat 8/222:00 pm
ITM
- BOS
2 stops21h 59m
ANA
Deal found 7/24![ANA logo]()
$1,176
This Delta deal was found by Cheapflights users on 7/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/145:40 am
BOS
- HND
2 stops19h 35m
Delta
Sun 9/274:05 pm
HND
- BOS
2 stops20h 53m
Delta
Deal found 7/24![Delta logo]()
$1,189
This Cathay Pacific deal was found by Cheapflights users on 7/23. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/191:45 am
BOS
- NRT
1 stop23h 45m
Cathay Pacific
Wed 12/169:30 pm
NRT
- BOS
1 stop38h 30m
Cathay Pacific
Deal found 7/23![Cathay Pacific logo]()
$1,193
This Air Canada deal was found by Cheapflights users on 7/21. 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 9/106:00 am
BOS
- FUK
2 stops24h 50m
Air Canada
Mon 9/142:10 pm
FUK
- BOS
2 stops40h 54m
Air Canada
Deal found 7/21![Air Canada logo]()
$1,208
This Alaska Airlines deal was found by Cheapflights users on 7/22. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/127:03 am
BOS
- NRT
1 stop19h 57m
Multiple Airlines
Tue 8/256:00 pm
NRT
- BOS
1 stop18h 54m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$1,156
This United Airlines deal was found by Cheapflights users on 7/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/98:20 pm
BOS
- KIX
1 stop29h 30m
United Airlines
Mon 8/174:55 pm
KIX
- BOS
1 stop26h 07m
United Airlines
Deal found 7/21![United Airlines logo]()
$1,159
This Cheapflightsfares deal was found by Cheapflights users on 7/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/125:28 pm
BOS
- ITM
2 stops26h 07m
Japan Airlines
Sat 9/262:35 pm
ITM
- BOS
1 stop16h 35m
Japan Airlines
Deal found 7/20![Japan Airlines logo]()
$1,178
This Delta deal was found by Cheapflights users on 7/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/245:51 am
BOS
- HND
2 stops19h 29m
Delta
Mon 8/314:20 pm
HND
- BOS
2 stops19h 45m
Delta
Deal found 7/24![Delta logo]()
$1,227
This Cathay Pacific deal was found by Cheapflights users on 7/21. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/51:45 am
BOS
- NRT
1 stop40h 05m
Cathay Pacific
Tue 9/229:25 am
NRT
- BOS
1 stop26h 40m
Cathay Pacific
Deal found 7/21![Cathay Pacific logo]()
$1,243
This Kissandfly.com deal was found by Cheapflights users on 7/21. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/119:30 am
BOS
- UKB
2 stops33h 20m
ANA
Tue 8/187:05 am
UKB
- BOS
2 stops29h 29m
ANA
Deal found 7/21![ANA logo]()
$1,255
This Mytrip deal was found by Cheapflights users on 7/24. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/135:50 am
BOS
- FUK
3 stops25h 45m
Multiple Airlines
Sun 9/201:30 pm
FUK
- BOS
2 stops33h 20m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$1,159
This United Airlines deal was found by Cheapflights users on 7/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:13 pm
BOS
- KIX
1 stop31h 37m
United Airlines
Wed 8/264:55 pm
KIX
- BOS
1 stop19h 04m
United Airlines
Deal found 7/20![United Airlines logo]()
$1,166
This Korean Air deal was found by Cheapflights users on 7/23. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2312:55 pm
BOS
- UKB
1 stop33h 00m
Korean Air
Wed 9/911:55 am
UKB
- BOS
1 stop35h 15m
Korean Air
Deal found 7/23![Korean Air logo]()
$1,445
This Cathay Pacific deal was found by Cheapflights users on 7/24. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/181:45 am
BOS
- HND
1 stop30h 50m
Cathay Pacific
Thu 11/2610:10 am
HND
- BOS
1 stop25h 50m
Cathay Pacific
Deal found 7/24![Cathay Pacific logo]()
$1,268
This Delta deal was found by Cheapflights users on 7/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/105:30 am
BOS
- HND
2 stops18h 35m
Delta
Wed 8/264:35 pm
HND
- BOS
2 stops20h 23m
Delta
Deal found 7/21![Delta logo]()
$1,270
Last-minute flights from Boston to JapanDiscover last-minute flight deals from Boston to Japan. Data last updated July 25, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Japan. Data last updated July 25, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 7/21. 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.
Fri 7/247:15 pm
BOS
- KIX
1 stop32h 10m
Multiple Airlines
Tue 8/46:40 am
KIX
- BOS
2 stops28h 58m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$971
This Air Canada deal was found by Cheapflights users on 7/22. 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 7/247:15 pm
BOS
- KIX
1 stop32h 10m
Air Canada
Sun 8/26:00 pm
KIX
- BOS
1 stop37h 22m
Air Canada
Deal found 7/22![Air Canada logo]()
$1,075
This Air Canada deal was found by Cheapflights users on 7/22. 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 7/256:50 pm
BOS
- KIX
2 stops32h 35m
Air Canada
Sun 8/26:00 pm
KIX
- BOS
1 stop37h 22m
Air Canada
Deal found 7/22![Air Canada logo]()
$1,020
This Orbitz deal was found by Cheapflights users on 7/24. 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.
Sat 7/257:15 pm
BOS
- HND
1 stop31h 25m
Air Canada
Fri 7/316:05 pm
HND
- BOS
2 stops36h 37m
Air Canada
Deal found 7/24![Air Canada logo]()
$1,094
This Air Canada deal was found by Cheapflights users on 7/21. 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 7/256:00 am
BOS
- NRT
2 stops20h 25m
Air Canada
Sat 8/15:35 pm
NRT
- BOS
1 stop29h 15m
Air Canada
Deal found 7/21![Air Canada logo]()
$1,097
This American Airlines deal was found by Cheapflights users on 7/22. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/267:00 am
BOS
- FUK
2 stops24h 35m
American Airlines
Tue 7/282:25 pm
FUK
- BOS
2 stops21h 34m
American Airlines
Deal found 7/22![American Airlines logo]()
$1,096
This Justfly.com deal was found by Cheapflights users on 7/24. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/297:15 pm
BOS
- KIX
1 stop32h 10m
Air Canada
Wed 8/126:00 pm
KIX
- BOS
1 stop17h 38m
Air Canada
Deal found 7/24![Air Canada logo]()
$924
This FlightHub deal was found by Cheapflights users on 7/22. 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.
Thu 7/307:28 am
BOS
- HIJ
2 stops24h 32m
ANA
Thu 8/137:35 am
HIJ
- BOS
2 stops28h 59m
ANA
Deal found 7/22![ANA logo]()
$1,094
This Cheapflightsfares deal was found by Cheapflights users on 7/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/37:28 am
BOS
- NRT
1 stop18h 32m
ANA
Tue 8/185:00 pm
NRT
- BOS
1 stop19h 34m
ANA
Deal found 7/21![ANA logo]()
$1,094
This Cheapflightsfares deal was found by Cheapflights users on 7/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/119:30 am
BOS
- HND
1 stop17h 25m
ANA
Fri 8/215:15 pm
HND
- BOS
1 stop17h 44m
ANA
Deal found 7/24![ANA logo]()
$1,097
This Air Canada deal was found by Cheapflights users on 7/24. 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 8/247:15 pm
BOS
- KIX
1 stop32h 10m
Air Canada
Mon 8/316:00 pm
KIX
- BOS
2 stops28h 45m
Air Canada
Deal found 7/24![Air Canada logo]()
$892
This Gotogate deal was found by Cheapflights users on 7/24. 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 8/246:00 am
BOS
- ITM
2 stops23h 10m
Multiple Airlines
Mon 8/312:00 pm
ITM
- BOS
2 stops20h 27m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$949
One-way flights from Boston to JapanSearch for one-way flight options from Boston to Japan. Find affordable one-way fares based on user searches. Data last updated July 25, 2026.
Search for one-way flight options from Boston to Japan. Find affordable one-way fares based on user searches. Data last updated July 25, 2026.
This Air Canada deal was found by Cheapflights users on 7/20. 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 7/306:00 am
BOS
- KIX
1 stop21h 25m
Air Canada
Deal found 7/20![Air Canada logo]()
$419
This Kiwi.com deal was found by Cheapflights users on 7/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/268:00 am
BOS
- KIX
3 stops47h 50m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$489
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/247:25 am
BOS
- KIX
2 stops38h 45m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$509
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/258:00 am
BOS
- OKA
3 stops49h 10m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$516
This FlightHub deal was found by Cheapflights users on 7/23. 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.
Thu 7/309:25 am
BOS
- ITM
2 stops33h 00m
ANA
Deal found 7/23![ANA logo]()
$522
This FlightHub deal was found by Cheapflights users on 7/20. 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.
Wed 8/269:30 am
BOS
- UKB
2 stops23h 15m
ANA
Deal found 7/20![ANA logo]()
$525
This FlightHub deal was found by Cheapflights users on 7/20. 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.
Wed 8/267:45 am
BOS
- ITM
2 stops22h 10m
ANA
Deal found 7/20![ANA logo]()
$525
This Cheapflightsfares deal was found by Cheapflights users on 7/24. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/301:15 pm
BOS
- ITM
1 stop17h 35m
Japan Airlines
Deal found 7/24![Japan Airlines logo]()
$532
This FlightHub deal was found by Cheapflights users on 7/20. 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.
Thu 7/3012:30 pm
BOS
- ITM
2 stops41h 35m
Multiple Airlines
Deal found 7/20![Multiple Airlines logo]()
$534
This Cheapflightsfares deal was found by Cheapflights users on 7/20. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/267:00 am
BOS
- KIX
1 stop22h 45m
Japan Airlines
Deal found 7/20![Japan Airlines logo]()
$539
This FlightHub deal was found by Cheapflights users on 7/21. 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.
Thu 7/309:25 am
BOS
- UKB
2 stops33h 25m
ANA
Deal found 7/21![ANA logo]()
$547
This oojo deal was found by Cheapflights users on 7/20. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/261:15 pm
BOS
- ITM
1 stop30h 15m
Japan Airlines
Deal found 7/20![Japan Airlines logo]()
$549
Find flight deals from Boston to Japan
Keep the following information in mind while searching for Boston to Japan flight deals. Data was last updated July 25, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $844 (Air Canada) |
One-way from | $419 (Air Canada) |
Popular in | June |
Cheapest in | January |
Average price | $1,557 |
Good round-trip deal | $1,342 or less |
Good one-way deal | $622 or less |
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 July 25, 2026.
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
Cheapest round-trip
BostonSapporo
BOS - CTS
BOSCTS
Boston Logan Intl
Sun 9/13
6:50 pm-7:35 pm
2 stops35h 45m
Sapporo Chitose
Thu 9/17
1:40 pm-2:41 pm
2 stops38h 01m
$862
BostonOsaka
BOS - ITM
BOSITM
Boston Logan Intl
Wed 7/29
5:45 am-7:50 pm
2 stops25h 05m
Osaka Itami
Wed 8/12
7:25 am-10:38 pm
2 stops28h 13m
$1,100
BostonOsaka
BOS - ITM
BOSITM
Boston Logan Intl
Wed 8/19
9:00 am-6:55 pm
2 stops20h 55m
Osaka Itami
Wed 8/26
7:05 am-2:50 pm
2 stops20h 45m
$1,100
BostonOkinawa
BOS - OKA
BOSOKA
Boston Logan Intl
Mon 9/14
10:40 am-10:10 pm
2 stops22h 30m
Okinawa Naha
Mon 9/21
12:15 pm-9:26 pm
2 stops22h 11m
$1,118
BostonTokyo
BOS - HND
BOSHND
Boston Logan Intl
Sun 9/6
8:57 pm-1:05 pm
2 stops27h 08m
Tokyo Haneda
Tue 9/22
4:05 pm-11:58 pm
2 stops20h 53m
$1,133
BostonNagoya
BOS - NGO
BOSNGO
Boston Logan Intl
Sun 8/30
7:10 am-8:10 pm
2 stops24h 00m
Nagoya Chubu Centrair Intl
Thu 9/10
7:40 am-5:35 pm
2 stops22h 55m
$1,145
Quickest round-trip
BostonTokyo
BOS - NRT
BOSNRT
Boston Logan Intl
Tue 8/4
7:45 am-2:30 pm
1 stop17h 45m
Tokyo Narita
Mon 8/17
5:05 pm-11:59 pm
2 stops19h 54m
$1,156
BostonTokyo
BOS - NRT
BOSNRT
Boston Logan Intl
Wed 8/12
7:03 am-4:00 pm
1 stop19h 57m
Tokyo Narita
Tue 8/25
6:00 pm-11:54 pm
1 stop18h 54m
$1,156
BostonOsaka
BOS - KIX
BOSKIX
Boston Logan Intl
Sat 8/15
5:01 pm-2:50 pm
2 stops32h 49m
Osaka Kansai Intl
Sat 8/29
4:55 pm-11:59 pm
2 stops20h 04m
$1,159
BostonOsaka
BOS - KIX
BOSKIX
Boston Logan Intl
Sun 8/9
8:20 pm-2:50 pm
1 stop29h 30m
Osaka Kansai Intl
Mon 8/17
4:55 pm-6:02 am
1 stop26h 07m
$1,159
Showing 1-10 of 60 resultsSorted by cheapest first
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.
BOS-KIX
BOS-ITM
BOS-HIJ
BOS-HND
BOS-NRT
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
BOS-JP0
BOS-KIX
BOS-ITM
BOS-HIJ
BOS-HND
What is the cheapest month to book a flight from Boston to Japan?
Currently, January is the cheapest month in which you can book a flight from Boston to Japan (average of $1,031). Flying from Boston to Japan in June is currently the most expensive (average of $1,762). 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 July 25, 2026.
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.
How often are flights from Boston to Japan delayed?
About 14% of weekly flights between Boston and Japan have experienced delays in the past year, with the average delay time being 135 minutes.
What is the most punctual flight time for Boston to Japan flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Friday tends to have the lowest number of delays on this route, whereas Tuesday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Boston to Japan flights?
Over the last year, Japan Airlines have had the lowest number of delays on this route, with just 13% of flights being delayed.
How far ahead should I book a flight from Boston to Japan?
The best time to book flights from Boston to Japan is 16 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
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 July 25, 2026.
Peruse reviews from past customers who have flown with Japan Airlines,ANA, andDelta 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.
Crew
8.7
Overall
8.3
Entertainment
7.8
Food
7.7
Boarding
8.4
Comfort
8.2
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
HNL - KIX
Crew
8.7
Overall
8.3
Entertainment
7.8
Food
7.7
Boarding
8.4
Comfort
8.2
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
HNL - KIX
Crew
8.7
Overall
8.3
Entertainment
7.8
Food
7.7
Boarding
8.4
Comfort
8.2
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
HNL - KIX
Crew
8.7
Overall
8.3
Entertainment
7.8
Food
7.7
Boarding
8.4
Comfort
8.2
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
HNL - KIX
Crew
8.7
Overall
8.3
Entertainment
7.8
Food
7.7
Boarding
8.4
Comfort
8.2
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
HNL - KIX
Crew
8.7
Overall
8.3
Entertainment
7.8
Food
7.7
Boarding
8.4
Comfort
8.2
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
HNL - KIX
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations
Top regions
Alternative routes for Boston to Japan
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Japan by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Boston to Japan by cabin class
Find flights from Boston to Japan, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Boston and Japan flights
Browse other Boston and Japan flight options. Last updated on July 25, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Boston to Japan flights
Consider these flights traveling from Boston to Japan.
Fly to Japan regions
Consider these flights traveling to Japan regions.
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 July 25, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$189 | Average$232 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$722 | Average$1,282 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$833 | Average$1,220 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$849 | Average$1,367 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$891 | Average$1,379 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$1,033 | Average$1,578 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$1,061 | Average$1,558 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$1,098 | Average$1,192 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$1,174 | Average$2,018 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$1,297 | Average$2,344 | FlexibilityNo cancel fee | On-time71% |