$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 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — FUK
Jul 2 — Jul 91
Round-trip
1 adult, Economy
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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 June 2, 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 June 2, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/30. 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.
Fri 9/46:40 pm
BOS
- KIX
2 stops29h 05m
Hainan Airlines
Sat 9/192:20 pm
KIX
- BOS
1 stop39h 20m
Hainan Airlines
Deal found 5/30![Hainan Airlines logo]()
$925
This FlightHub deal was found by Cheapflights users on 6/1. 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 9/26:40 pm
BOS
- KIX
2 stops29h 05m
Hainan Airlines
Sat 9/192:20 pm
KIX
- BOS
1 stop39h 20m
Hainan Airlines
Deal found 6/1![Hainan Airlines logo]()
$926
This KAYAK deal was found by Cheapflights users on 5/31. 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.
Fri 10/307:40 pm
BOS
- KIX
2 stops27h 55m
Hainan Airlines
Sat 11/142:35 pm
KIX
- BOS
1 stop39h 45m
Hainan Airlines
Deal found 5/31![Hainan Airlines logo]()
$956
This KAYAK deal was found by Cheapflights users on 5/30. 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.
Wed 9/306:40 pm
BOS
- KIX
2 stops29h 05m
Hainan Airlines
Sat 10/172:20 pm
KIX
- BOS
1 stop39h 20m
Hainan Airlines
Deal found 5/30![Hainan Airlines logo]()
$996
This oojo deal was found by Cheapflights users on 5/30. 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 9/161:45 am
BOS
- FUK
1 stop22h 00m
Cathay Pacific
Sun 9/274:40 pm
FUK
- BOS
1 stop43h 25m
Cathay Pacific
Deal found 5/30![Cathay Pacific logo]()
$1,141
This oojo deal was found by Cheapflights users on 5/30. 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.
Mon 8/311:45 am
BOS
- KIX
1 stop24h 25m
Cathay Pacific
Thu 9/179:45 am
KIX
- BOS
1 stop26h 20m
Cathay Pacific
Deal found 5/30![Cathay Pacific logo]()
$1,148
This Mytrip deal was found by Cheapflights users on 5/31. 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.
Fri 9/116:40 pm
BOS
- KIX
2 stops29h 05m
Multiple Airlines
Sat 9/267:45 am
KIX
- BOS
3 stops46h 55m
Multiple Airlines
Deal found 5/31![Multiple Airlines logo]()
$1,151
This KAYAK deal was found by Cheapflights users on 5/30. 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.
Tue 9/11:45 am
BOS
- CTS
1 stop24h 35m
Cathay Pacific
Wed 9/164:40 pm
CTS
- BOS
1 stop43h 25m
Cathay Pacific
Deal found 5/30![Cathay Pacific logo]()
$1,152
This KAYAK deal was found by Cheapflights users on 5/30. 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.
Tue 9/11:45 am
BOS
- KIX
1 stop30h 30m
Cathay Pacific
Wed 9/162:25 pm
KIX
- BOS
1 stop21h 40m
Cathay Pacific
Deal found 5/30![Cathay Pacific logo]()
$1,156
This Justfly.com deal was found by Cheapflights users on 5/30. 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.
Sun 8/301:45 am
BOS
- KIX
1 stop30h 30m
Cathay Pacific
Wed 9/162:25 pm
KIX
- BOS
1 stop21h 40m
Cathay Pacific
Deal found 5/30![Cathay Pacific logo]()
$1,166
This FlightHub deal was found by Cheapflights users on 5/30. 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 8/226:25 am
BOS
- NGO
2 stops41h 10m
China Eastern
Sun 9/65:00 pm
NGO
- BOS
2 stops41h 07m
China Eastern
Deal found 5/30![China Eastern logo]()
$1,175
This Cathay Pacific deal was found by Cheapflights users on 5/28. 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.
Wed 9/161:45 am
BOS
- FUK
1 stop22h 00m
Cathay Pacific
Mon 9/212:00 pm
FUK
- BOS
1 stop22h 05m
Cathay Pacific
Deal found 5/28![Cathay Pacific logo]()
$1,182
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 June 2, 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 June 2, 2026.
This Cathay Pacific deal was found by Cheapflights users on 5/30. 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.
Wed 9/21:45 am
BOS
- KIX
1 stop30h 30m
Cathay Pacific
Sun 9/204:15 pm
KIX
- BOS
2 stops43h 50m
Cathay Pacific
Deal found 5/30![Cathay Pacific logo]()
$1,205
This Air Canada deal was found by Cheapflights users on 6/2. 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 8/306:50 pm
BOS
- NGO
2 stops34h 45m
Air Canada
Thu 9/102:00 pm
NGO
- BOS
2 stops32h 50m
Air Canada
Deal found 6/2![Air Canada logo]()
$1,212
This China Eastern deal was found by Cheapflights users on 5/30. 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.
Fri 9/46:25 am
BOS
- KIX
2 stops40h 45m
China Eastern
Thu 9/179:30 am
KIX
- BOS
2 stops24h 38m
China Eastern
Deal found 5/30![China Eastern logo]()
$1,251
This United Airlines deal was found by Cheapflights users on 5/29. 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 8/187:30 am
BOS
- FUK
2 stops21h 00m
United Airlines
Fri 8/2812:15 pm
FUK
- BOS
3 stops24h 44m
United Airlines
Deal found 5/29![United Airlines logo]()
$1,382
This Alaska Airlines deal was found by Cheapflights users on 6/1. 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.
Tue 9/15:42 pm
BOS
- NRT
2 stops33h 18m
Multiple Airlines
Tue 9/86:00 pm
NRT
- BOS
2 stops25h 09m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$1,387
This Delta deal was found by Cheapflights users on 5/31. 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 8/235:30 am
BOS
- HND
2 stops18h 35m
Delta
Sat 8/293:15 pm
HND
- BOS
2 stops21h 44m
Delta
Deal found 5/31![Delta logo]()
$1,481
This Lufthansa deal was found by Cheapflights users on 5/28. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/98:05 pm
BOS
- KIX
1 stop22h 10m
Lufthansa
Fri 7/249:30 am
KIX
- BOS
2 stops43h 10m
Lufthansa
Deal found 5/28![Lufthansa logo]()
$1,629
This Qatar Airways deal was found by Cheapflights users on 5/29. 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 9/166:55 am
BOS
- HND
2 stops28h 10m
Qatar Airways
Tue 9/291:35 am
HND
- BOS
1 stop26h 40m
Qatar Airways
Deal found 5/29![Qatar Airways logo]()
$1,913
This Scandinavian Airlines deal was found by Cheapflights users on 5/28. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/245:40 pm
BOS
- HND
1 stop25h 15m
Scandinavian Airlines
Mon 9/2111:05 am
HND
- BOS
1 stop41h 30m
Scandinavian Airlines
Deal found 5/28![Scandinavian Airlines logo]()
$2,013
This Korean Air deal was found by Cheapflights users on 5/30. 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.
Wed 9/3012:55 pm
BOS
- UKB
1 stop33h 00m
Korean Air
Tue 10/1311:55 am
UKB
- BOS
1 stop35h 15m
Korean Air
Deal found 5/30![Korean Air logo]()
$2,178
This Asiana Airlines deal was found by Cheapflights users on 5/28. 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 Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/26:21 am
BOS
- FUK
2 stops44h 04m
Asiana Airlines
Mon 7/64:25 pm
FUK
- BOS
2 stops52h 14m
Asiana Airlines
Deal found 5/28![Asiana Airlines logo]()
$2,385
This Cathay Pacific deal was found by Cheapflights users on 5/30. 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 8/291:45 am
BOS
- CTS
2 stops53h 30m
Cathay Pacific
Sun 9/204:40 pm
CTS
- BOS
1 stop43h 25m
Cathay Pacific
Deal found 5/30![Cathay Pacific logo]()
$1,239
This Japan Airlines deal was found by Cheapflights users on 5/31. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/291:05 pm
BOS
- ITM
1 stop17h 45m
Japan Airlines
Sun 11/152:40 pm
ITM
- BOS
1 stop16h 45m
Japan Airlines
Deal found 5/31![Japan Airlines logo]()
$2,497
This China Eastern deal was found by Cheapflights users on 5/31. 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.
Wed 10/286:30 am
BOS
- KIX
2 stops41h 50m
China Eastern
Sat 11/149:20 am
KIX
- BOS
2 stops28h 31m
China Eastern
Deal found 5/31![China Eastern logo]()
$1,286
This British Airways deal was found by Cheapflights users on 5/31. 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 British Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/298:30 am
BOS
- ITM
2 stops61h 10m
British Airways
Sun 11/159:35 am
ITM
- BOS
2 stops44h 25m
British Airways
Deal found 5/31![British Airways logo]()
$2,634
This Air Canada deal was found by Cheapflights users on 6/1. 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 9/105:50 am
BOS
- ITM
2 stops24h 05m
Air Canada
Mon 9/142:00 pm
ITM
- BOS
2 stops21h 40m
Air Canada
Deal found 6/1![Air Canada logo]()
$1,362
This Cathay Pacific deal was found by Cheapflights users on 5/30. 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.
Tue 9/291:45 am
BOS
- KIX
2 stops24h 05m
Cathay Pacific
Fri 10/169:45 am
KIX
- BOS
1 stop26h 20m
Cathay Pacific
Deal found 5/30![Cathay Pacific logo]()
$1,255
This United Airlines deal was found by Cheapflights users on 5/30. 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 8/305:45 am
BOS
- CTS
3 stops24h 50m
United Airlines
Thu 9/1712:25 pm
CTS
- BOS
2 stops24h 34m
United Airlines
Deal found 5/30![United Airlines logo]()
$1,385
This Justfly.com deal was found by Cheapflights users on 5/29. 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.
Fri 9/47:59 pm
BOS
- UKB
2 stops25h 31m
Multiple Airlines
Sun 9/1311:40 am
UKB
- BOS
2 stops32h 59m
Multiple Airlines
Deal found 5/29![Multiple Airlines logo]()
$1,417
This Delta deal was found by Cheapflights users on 5/30. 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.
Wed 8/265:30 am
BOS
- HND
2 stops19h 45m
Delta
Mon 8/314:05 pm
HND
- BOS
1 stop18h 56m
Delta
Deal found 5/30![Delta logo]()
$1,481
This United Airlines deal was found by Cheapflights users on 5/30. 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 8/305:45 am
BOS
- CTS
3 stops24h 50m
United Airlines
Fri 9/1812:25 pm
CTS
- BOS
2 stops30h 37m
United Airlines
Deal found 5/30![United Airlines logo]()
$1,385
This oojo deal was found by Cheapflights users on 5/29. 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.
Sat 8/291:45 am
BOS
- NGO
1 stop24h 20m
Cathay Pacific
Thu 9/104:40 pm
NGO
- BOS
2 stops43h 25m
Cathay Pacific
Deal found 5/29![Cathay Pacific logo]()
$1,261
This Delta deal was found by Cheapflights users on 6/1. 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 8/175:51 am
BOS
- HND
1 stop18h 14m
Delta
Mon 8/314:05 pm
HND
- BOS
2 stops20h 54m
Delta
Deal found 6/1![Delta logo]()
$1,481
This Lufthansa deal was found by Cheapflights users on 5/28. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/225:45 pm
BOS
- KIX
2 stops24h 30m
Lufthansa
Mon 7/69:30 am
KIX
- BOS
2 stops43h 10m
Lufthansa
Deal found 5/28![Lufthansa logo]()
$1,675
This United Airlines deal was found by Cheapflights users on 5/30. 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.
Mon 8/315:45 am
BOS
- CTS
3 stops24h 50m
United Airlines
Tue 9/152:30 pm
CTS
- BOS
2 stops30h 24m
United Airlines
Deal found 5/30![United Airlines logo]()
$1,385
This Cathay Pacific deal was found by Cheapflights users on 5/30. 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 8/301:45 am
BOS
- CTS
2 stops51h 35m
Cathay Pacific
Sun 9/2010:10 am
CTS
- BOS
2 stops49h 55m
Cathay Pacific
Deal found 5/30![Cathay Pacific logo]()
$1,274
This FlightHub deal was found by Cheapflights users on 5/30. 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.
Tue 7/145:45 am
BOS
- NGO
2 stops23h 50m
Air Canada
Wed 7/227:20 am
NGO
- BOS
2 stops28h 18m
Air Canada
Deal found 5/30![Air Canada logo]()
$1,675
This United Airlines deal was found by Cheapflights users on 5/28. 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 8/189:30 am
BOS
- NGO
2 stops22h 10m
United Airlines
Tue 9/17:20 am
NGO
- BOS
3 stops29h 39m
United Airlines
Deal found 5/28![United Airlines logo]()
$1,386
This Etihad Airways deal was found by Cheapflights users on 5/30. 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.
Fri 8/144:25 pm
BOS
- KIX
1 stop30h 25m
Multiple Airlines
Sat 8/229:45 am
KIX
- BOS
2 stops41h 55m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$1,723
This Delta deal was found by Cheapflights users on 5/31. 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.
Sat 8/295:30 am
BOS
- HND
2 stops18h 35m
Delta
Sat 9/124:05 pm
HND
- BOS
2 stops20h 27m
Delta
Deal found 5/31![Delta logo]()
$1,581
Last-minute flights from Boston to JapanDiscover last-minute flight deals from Boston to Japan. Data last updated June 2, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Japan. Data last updated June 2, 2026 and is based on user searches.
This deal was found by Cheapflights users on 5/31. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/910:35 am
BOS
- NRT
1 stop15h 50m
Air Canada
Sat 6/205:25 pm
NRT
- BOS
1 stop42h 13m
Air Canada
Deal found 5/31![Air Canada logo]()
$1,451
This deal was found by Cheapflights users on 5/31. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/1010:35 am
BOS
- NRT
1 stop15h 50m
Air Canada
Sat 6/205:25 pm
NRT
- BOS
1 stop42h 13m
Air Canada
Deal found 5/31![Air Canada logo]()
$1,450
This deal was found by Cheapflights users on 5/31. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1210:35 am
BOS
- NRT
1 stop15h 50m
Air Canada
Sat 6/205:25 pm
NRT
- BOS
1 stop42h 13m
Air Canada
Deal found 5/31![Air Canada logo]()
$1,445
This deal was found by Cheapflights users on 5/31. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/1210:35 am
BOS
- NRT
1 stop15h 50m
Air Canada
Sun 6/215:25 pm
NRT
- BOS
1 stop42h 13m
Air Canada
Deal found 5/31![Air Canada logo]()
$1,448
This deal was found by Cheapflights users on 5/31. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/1310:35 am
BOS
- NRT
1 stop15h 50m
Air Canada
Sat 6/205:25 pm
NRT
- BOS
1 stop42h 13m
Air Canada
Deal found 5/31![Air Canada logo]()
$1,440
This KAYAK deal was found by Cheapflights users on 5/31. 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.
Sat 7/2512:30 pm
BOS
- HND
1 stop37h 55m
ANA
Tue 8/113:45 pm
HND
- BOS
1 stop16h 34m
ANA
Deal found 5/31![ANA logo]()
$1,403
This United Airlines deal was found by Cheapflights users on 5/31. 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.
Mon 7/275:45 am
BOS
- NRT
2 stops19h 45m
United Airlines
Thu 8/65:25 pm
NRT
- BOS
1 stop27h 52m
United Airlines
Deal found 5/31![United Airlines logo]()
$1,387
This Delta deal was found by Cheapflights users on 5/31. 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 7/275:55 am
BOS
- NRT
2 stops26h 10m
Delta
Tue 8/252:00 pm
NRT
- BOS
2 stops23h 17m
Delta
Deal found 5/31![Delta logo]()
$1,390
This United Airlines deal was found by Cheapflights users on 5/28. 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 7/288:15 pm
BOS
- KIX
2 stops29h 35m
United Airlines
Tue 8/114:55 pm
KIX
- BOS
2 stops29h 41m
United Airlines
Deal found 5/28![United Airlines logo]()
$1,384
This United Airlines deal was found by Cheapflights users on 5/28. 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 7/286:05 am
BOS
- HND
1 stop18h 30m
United Airlines
Tue 8/115:45 pm
HND
- BOS
1 stop17h 14m
United Airlines
Deal found 5/28![United Airlines logo]()
$1,439
This FlightHub deal was found by Cheapflights users on 5/28. 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 7/298:15 am
BOS
- KIX
2 stops24h 35m
ANA
Wed 8/124:55 pm
KIX
- BOS
1 stop19h 04m
ANA
Deal found 5/28![ANA logo]()
$1,373
This United Airlines deal was found by Cheapflights users on 5/28. 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 7/296:00 am
BOS
- KIX
1 stop19h 50m
United Airlines
Wed 8/124:55 pm
KIX
- BOS
1 stop19h 04m
United Airlines
Deal found 5/28![United Airlines logo]()
$1,379
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 June 2, 2026.
Search for one-way flight options from Boston to Japan. Find affordable one-way fares based on user searches. Data last updated June 2, 2026.
This SmartFares deal was found by Cheapflights users on 5/31. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/166:40 pm
BOS
- KIX
2 stops29h 05m
Hainan Airlines
Deal found 5/31![Hainan Airlines logo]()
$464
This SmartFares deal was found by Cheapflights users on 6/2. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:40 pm
BOS
- KIX
2 stops29h 05m
Hainan Airlines
Deal found 6/2![Hainan Airlines logo]()
$524
This Kiwi.com deal was found by Cheapflights users on 5/31. 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.
Sun 11/156:40 pm
BOS
- KIX
3 stops35h 55m
Multiple Airlines
Deal found 5/31![Multiple Airlines logo]()
$566
This Kiwi.com deal was found by Cheapflights users on 6/1. 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 7/216:30 pm
BOS
- KIX
3 stops37h 20m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$584
This Kiwi.com deal was found by Cheapflights users on 6/1. 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.
Fri 8/2812:01 pm
BOS
- FUK
3 stops57h 04m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$598
This Kiwi.com deal was found by Cheapflights users on 5/31. 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.
Sun 11/156:40 pm
BOS
- ITM
3 stops34h 15m
Multiple Airlines
Deal found 5/31![Multiple Airlines logo]()
$602
This Kiwi.com deal was found by Cheapflights users on 5/29. 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 9/2210:05 am
BOS
- KIX
3 stops44h 30m
Multiple Airlines
Deal found 5/29![Multiple Airlines logo]()
$619
This Kiwi.com deal was found by Cheapflights users on 6/1. 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 7/77:25 am
BOS
- KIX
3 stops37h 40m
Multiple Airlines
Deal found 6/1![Multiple Airlines logo]()
$630
This Kiwi.com deal was found by Cheapflights users on 5/30. 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.
Thu 9/243:55 pm
BOS
- KIX
3 stops33h 15m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$637
This Kiwi.com deal was found by Cheapflights users on 5/30. 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 9/236:40 pm
BOS
- HND
3 stops36h 40m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$658
This Super.com deal was found by Cheapflights users on 5/31. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/197:25 am
BOS
- NRT
1 stop19h 55m
WestJet
Deal found 5/31![WestJet logo]()
$658
This Kiwi.com deal was found by Cheapflights users on 5/30. 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.
Fri 8/287:12 am
BOS
- HND
1 stop22h 48m
Multiple Airlines
Deal found 5/30![Multiple Airlines logo]()
$660
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 June 2, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $925 (Kiwi.com) |
One-way from | $464 (SmartFares) |
Popular in | June |
Cheapest in | January |
Average price | $1,480 |
Good round-trip deal | $1,130 or less |
Good one-way deal | $641 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 June 2, 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
BostonOsaka
BOS - KIX
BOSKIX
Boston Logan Intl
Wed 9/2
1:45 am-9:15 pm
1 stop30h 30m
Osaka Kansai Intl
Sun 9/20
4:15 pm-11:05 pm
2 stops43h 50m
$1,205
BostonNagoya
BOS - NGO
BOSNGO
Boston Logan Intl
Sun 8/30
6:50 pm-6:35 pm
2 stops34h 45m
Nagoya Chubu Centrair Intl
Thu 9/10
2:00 pm-9:50 am
2 stops32h 50m
$1,212
BostonSapporo
BOS - CTS
BOSCTS
Boston Logan Intl
Sat 8/29
1:45 am-8:15 pm
2 stops53h 30m
Sapporo Chitose
Sun 9/20
4:40 pm-11:05 pm
1 stop43h 25m
$1,239
BostonOsaka
BOS - KIX
BOSKIX
Boston Logan Intl
Fri 9/4
6:25 am-12:10 pm
2 stops40h 45m
Osaka Kansai Intl
Thu 9/17
9:30 am-9:08 pm
2 stops24h 38m
$1,251
BostonOsaka
BOS - KIX
BOSKIX
Boston Logan Intl
Tue 9/29
1:45 am-2:50 pm
2 stops24h 05m
Osaka Kansai Intl
Fri 10/16
9:45 am-11:05 pm
1 stop26h 20m
$1,255
BostonNagoya
BOS - NGO
BOSNGO
Boston Logan Intl
Sat 8/29
1:45 am-3:05 pm
1 stop24h 20m
Nagoya Chubu Centrair Intl
Thu 9/10
4:40 pm-11:05 pm
2 stops43h 25m
$1,261
BostonSapporo
BOS - CTS
BOSCTS
Boston Logan Intl
Sun 8/30
1:45 am-6:20 pm
2 stops51h 35m
Sapporo Chitose
Sun 9/20
10:10 am-11:05 pm
2 stops49h 55m
$1,274
BostonOsaka
BOS - KIX
BOSKIX
Boston Logan Intl
Wed 10/28
6:30 am-1:20 pm
2 stops41h 50m
Osaka Kansai Intl
Sat 11/14
9:20 am-11:51 pm
2 stops28h 31m
$1,286
BostonOsaka
BOS - ITM
BOSITM
Boston Logan Intl
Thu 9/10
5:50 am-6:55 pm
2 stops24h 05m
Osaka Itami
Mon 9/14
2:00 pm-10:40 pm
2 stops21h 40m
$1,362
BostonFukuoka
BOS - FUK
BOSFUK
Boston Logan Intl
Tue 8/18
7:30 am-5:30 pm
2 stops21h 00m
Fukuoka
Fri 8/28
12:15 pm-11:59 pm
3 stops24h 44m
$1,382
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-FUK
BOS-ITM
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-FUK
BOS-ITM
BOS-HND
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 $1,139). Flying from Boston to Japan in December is currently the most expensive (average of $2,740). 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 June 2, 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 123 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 Thursday 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 33 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 June 2, 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.
Comfort
8.2
Boarding
8.4
Food
7.7
Entertainment
7.8
Crew
8.7
Overall
8.3
Reviews
1 / 20
10.0
ExcellentAnonymous,Nov 2025
BKK - NRT
Comfort
8.2
Boarding
8.4
Food
7.7
Entertainment
7.8
Crew
8.7
Overall
8.3
Reviews
1 / 20
10.0
ExcellentAnonymous,Nov 2025
BKK - NRT
Comfort
8.2
Boarding
8.4
Food
7.7
Entertainment
7.8
Crew
8.7
Overall
8.3
Reviews
1 / 20
10.0
ExcellentAnonymous,Nov 2025
BKK - NRT
Comfort
8.2
Boarding
8.4
Food
7.7
Entertainment
7.8
Crew
8.7
Overall
8.3
Reviews
1 / 20
10.0
ExcellentAnonymous,Nov 2025
BKK - NRT
Comfort
8.2
Boarding
8.4
Food
7.7
Entertainment
7.8
Crew
8.7
Overall
8.3
Reviews
1 / 20
10.0
ExcellentAnonymous,Nov 2025
BKK - NRT
Comfort
8.2
Boarding
8.4
Food
7.7
Entertainment
7.8
Crew
8.7
Overall
8.3
Reviews
1 / 20
10.0
ExcellentAnonymous,Nov 2025
BKK - NRT
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.
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Alternative routes for Boston to Japan
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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 June 2, 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 June 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$189 | Average$232 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$722 | Average$1,178 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$796 | Average$1,274 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$833 | Average$1,157 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$874 | Average$1,338 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$997 | Average$1,430 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$1,083 | Average$1,552 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$1,098 | Average$1,192 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$1,277 | Average$2,158 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$1,290 | Average$2,332 | FlexibilityNo cancel fee | On-time71% |