$472+ 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 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — FUK
May 28 — Jun 41
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 April 28, 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 April 28, 2026.
This oojo deal was found by Cheapflights users on 4/27. 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.
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 4/27![Hainan Airlines logo]()
$914
This oojo deal was found by Cheapflights users on 4/27. 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 9/26:40 pm
BOS
- KIX
2 stops29h 05m
Hainan Airlines
Sat 9/192:20 pm
KIX
- BOS
1 stop39h 20m
Hainan Airlines
Deal found 4/27![Hainan Airlines logo]()
$934
This Mytrip deal was found by Cheapflights users on 4/26. 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.
Wed 9/166:40 pm
BOS
- KIX
2 stops29h 05m
Multiple Airlines
Wed 9/307:45 am
KIX
- BOS
3 stops46h 55m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$1,052
This Mytrip deal was found by Cheapflights users on 4/27. 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.
Wed 9/166:40 pm
BOS
- KIX
2 stops29h 05m
Multiple Airlines
Wed 9/237:45 am
KIX
- BOS
3 stops46h 55m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$1,078
This Mytrip deal was found by Cheapflights users on 4/26. 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.
Wed 9/96:40 pm
BOS
- KIX
2 stops29h 05m
Multiple Airlines
Wed 9/237:45 am
KIX
- BOS
3 stops46h 55m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$1,080
This Mytrip deal was found by Cheapflights users on 4/25. 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 9/186:40 pm
BOS
- KIX
2 stops29h 05m
Multiple Airlines
Fri 10/27:45 am
KIX
- BOS
3 stops46h 55m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$1,090
This Justfly.com deal was found by Cheapflights users on 4/26. 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 8/286:30 am
BOS
- NGO
2 stops41h 05m
China Eastern
Fri 9/115:00 pm
NGO
- BOS
2 stops41h 11m
China Eastern
Deal found 4/26![China Eastern logo]()
$1,175
This BusinessClass deal was found by Cheapflights users on 4/26. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/311:45 am
BOS
- NGO
1 stop30h 30m
Cathay Pacific
Tue 9/1510:00 am
NGO
- BOS
1 stop26h 05m
Cathay Pacific
Deal found 4/26![Cathay Pacific logo]()
$1,176
This ScholarTrip deal was found by Cheapflights users on 4/27. 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 ScholarTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/112:30 am
BOS
- OKA
1 stop20h 25m
Cathay Pacific
Mon 11/911:55 am
OKA
- BOS
1 stop24h 05m
Cathay Pacific
Deal found 4/27![Cathay Pacific logo]()
$1,195
This Kiwi.com deal was found by Cheapflights users on 4/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/167:25 am
BOS
- NRT
1 stop19h 55m
Multiple Airlines
Thu 8/279:30 pm
NRT
- BOS
2 stops21h 19m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$1,206
This Kiwi.com deal was found by Cheapflights users on 4/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/247:25 am
BOS
- NRT
1 stop19h 55m
Multiple Airlines
Mon 9/79:30 pm
NRT
- BOS
2 stops21h 19m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$1,207
This FlightHub deal was found by Cheapflights users on 4/23. 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.
Fri 9/116:30 am
BOS
- HND
2 stops44h 20m
China Eastern
Tue 9/155:10 pm
HND
- BOS
2 stops43h 48m
China Eastern
Deal found 4/23![China Eastern logo]()
$1,208
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 April 28, 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 April 28, 2026.
This Cathay Pacific deal was found by Cheapflights users on 4/25. 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.
Fri 10/91:45 am
BOS
- HND
1 stop30h 50m
Cathay Pacific
Thu 10/2910:10 am
HND
- BOS
1 stop25h 50m
Cathay Pacific
Deal found 4/25![Cathay Pacific logo]()
$1,334
This United Airlines deal was found by Cheapflights users on 4/27. 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.
Fri 8/218:10 pm
BOS
- HND
2 stops52h 45m
United Airlines
Fri 8/283:45 pm
HND
- BOS
2 stops19h 13m
United Airlines
Deal found 4/27![United Airlines logo]()
$1,447
This SmartFares deal was found by Cheapflights users on 4/25. 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.
Sat 5/96:42 pm
BOS
- OKA
2 stops35h 13m
Multiple Airlines
Tue 5/1210:15 am
OKA
- BOS
2 stops33h 57m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$1,450
This Travelocity deal was found by Cheapflights users on 4/23. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/18:05 pm
BOS
- NGO
2 stops35h 35m
Lufthansa
Mon 6/297:20 am
NGO
- BOS
2 stops47h 20m
Lufthansa
Deal found 4/23![Lufthansa logo]()
$1,595
This Qatar Airways deal was found by Cheapflights users on 4/25. 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.
Tue 10/610:00 pm
BOS
- HND
1 stop36h 55m
Qatar Airways
Sun 10/2511:30 pm
HND
- BOS
1 stop28h 50m
Qatar Airways
Deal found 4/25![Qatar Airways logo]()
$1,629
This oojo deal was found by Cheapflights users on 4/23. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/158:38 pm
BOS
- CTS
2 stops53h 22m
EVA Air
Tue 5/264:15 pm
CTS
- BOS
2 stops28h 26m
EVA Air
Deal found 4/23![EVA Air logo]()
$1,661
This Delta deal was found by Cheapflights users on 4/25. 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.
Tue 10/69:05 am
BOS
- HND
1 stop18h 10m
Delta
Tue 10/204:05 pm
HND
- BOS
2 stops20h 29m
Delta
Deal found 4/25![Delta logo]()
$1,735
This Korean Air deal was found by Cheapflights users on 4/23. 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.
Fri 5/112:55 pm
BOS
- FUK
1 stop38h 55m
Korean Air
Sat 5/237:20 pm
FUK
- BOS
1 stop28h 00m
Korean Air
Deal found 4/23![Korean Air logo]()
$1,863
This Gurufare deal was found by Cheapflights users on 4/22. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/66:30 pm
BOS
- ITM
2 stops36h 20m
WestJet
Tue 7/142:30 pm
ITM
- BOS
2 stops40h 10m
WestJet
Deal found 4/22![WestJet logo]()
$2,154
This Air Canada deal was found by Cheapflights users on 4/22. 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.
Thu 6/115:10 am
BOS
- ITM
2 stops25h 00m
Air Canada
Fri 6/262:00 pm
ITM
- BOS
2 stops20h 27m
Air Canada
Deal found 4/22![Air Canada logo]()
$2,274
This oojo deal was found by Cheapflights users on 4/27. 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 9/161:00 pm
BOS
- ITM
1 stop17h 50m
Japan Airlines
Wed 9/237:35 pm
ITM
- BOS
1 stop35h 35m
Japan Airlines
Deal found 4/27![Japan Airlines logo]()
$2,552
This Cathay Pacific deal was found by Cheapflights users on 4/23. 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.
Sun 9/61:45 am
BOS
- KIX
1 stop30h 30m
Cathay Pacific
Sat 9/195:35 pm
KIX
- BOS
1 stop42h 30m
Cathay Pacific
Deal found 4/23![Cathay Pacific logo]()
$1,337
This United Airlines deal was found by Cheapflights users on 4/26. 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 8/108:20 pm
BOS
- KIX
1 stop29h 30m
United Airlines
Mon 8/249:20 am
KIX
- BOS
2 stops27h 00m
United Airlines
Deal found 4/26![United Airlines logo]()
$1,480
This Mytrip deal was found by Cheapflights users on 4/26. 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.
Wed 6/105:00 pm
BOS
- CTS
3 stops32h 55m
Multiple Airlines
Wed 6/1712:45 pm
CTS
- BOS
3 stops45h 42m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$1,480
This Expedia deal was found by Cheapflights users on 4/23. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/28:05 pm
BOS
- NGO
2 stops35h 35m
Lufthansa
Mon 6/297:20 am
NGO
- BOS
2 stops47h 20m
Lufthansa
Deal found 4/23![Lufthansa logo]()
$1,595
This United Airlines deal was found by Cheapflights users on 4/26. 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 8/228:22 pm
BOS
- KIX
2 stops29h 28m
United Airlines
Sat 9/54:55 pm
KIX
- BOS
1 stop25h 55m
United Airlines
Deal found 4/26![United Airlines logo]()
$1,483
This Delta deal was found by Cheapflights users on 4/26. 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.
Tue 9/17:05 am
BOS
- HND
1 stop18h 15m
Delta
Tue 9/84:20 pm
HND
- BOS
2 stops20h 32m
Delta
Deal found 4/26![Delta logo]()
$1,735
This EVA Air deal was found by Cheapflights users on 4/23. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/56:20 pm
BOS
- NRT
2 stops29h 05m
Multiple Airlines
Tue 5/122:25 pm
NRT
- BOS
2 stops28h 03m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$1,596
This United Airlines deal was found by Cheapflights users on 4/26. 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 7/228:00 am
BOS
- NRT
1 stop17h 30m
United Airlines
Wed 8/55:25 pm
NRT
- BOS
1 stop17h 28m
United Airlines
Deal found 4/26![United Airlines logo]()
$1,484
This Booking.com deal was found by Cheapflights users on 4/27. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/301:45 am
BOS
- FUK
1 stop24h 45m
Cathay Pacific
Sun 5/32:00 pm
FUK
- BOS
1 stop22h 05m
Cathay Pacific
Deal found 4/27![Cathay Pacific logo]()
$1,666
This Asiana Airlines deal was found by Cheapflights users on 4/23. 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 Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/68:23 pm
BOS
- NRT
2 stops25h 27m
Multiple Airlines
Tue 5/194:30 pm
NRT
- BOS
2 stops28h 30m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$1,613
This United Airlines deal was found by Cheapflights users on 4/26. 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.
Fri 7/248:00 am
BOS
- NGO
2 stops23h 40m
United Airlines
Fri 8/72:00 pm
NGO
- BOS
2 stops29h 21m
United Airlines
Deal found 4/26![United Airlines logo]()
$1,485
This Delta deal was found by Cheapflights users on 4/27. 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.
Tue 10/65:40 am
BOS
- HND
2 stops19h 40m
Delta
Tue 10/133:15 pm
HND
- BOS
2 stops20h 11m
Delta
Deal found 4/27![Delta logo]()
$1,802
This Orbitz deal was found by Cheapflights users on 4/23. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/18:05 pm
BOS
- NGO
2 stops35h 35m
Lufthansa
Sun 6/287:20 am
NGO
- BOS
2 stops47h 20m
Lufthansa
Deal found 4/23![Lufthansa logo]()
$1,856
This Cathay Pacific deal was found by Cheapflights users on 4/26. 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 4/291:45 am
BOS
- NGO
1 stop24h 20m
Cathay Pacific
Tue 5/54:40 pm
NGO
- BOS
2 stops43h 25m
Cathay Pacific
Deal found 4/26![Cathay Pacific logo]()
$1,736
This Gotogate deal was found by Cheapflights users on 4/26. 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.
Wed 4/291:45 am
BOS
- FUK
1 stop24h 45m
Multiple Airlines
Sat 5/27:50 pm
FUK
- BOS
2 stops59h 09m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$1,627
This United Airlines deal was found by Cheapflights users on 4/27. 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.
Fri 8/76:26 pm
BOS
- KIX
2 stops55h 24m
United Airlines
Sun 8/304:55 pm
KIX
- BOS
1 stop25h 55m
United Airlines
Deal found 4/27![United Airlines logo]()
$1,506
This Delta deal was found by Cheapflights users on 4/24. 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.
Fri 10/27:10 am
BOS
- HND
1 stop16h 55m
Delta
Mon 10/194:20 pm
HND
- BOS
2 stops20h 33m
Delta
Deal found 4/24![Delta logo]()
$1,835
This Asiana Airlines deal was found by Cheapflights users on 4/24. 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 Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/55:20 pm
BOS
- FUK
2 stops33h 05m
Multiple Airlines
Wed 5/274:25 pm
FUK
- BOS
2 stops28h 31m
Multiple Airlines
Deal found 4/24![Multiple Airlines logo]()
$1,639
This Cathay Pacific deal was found by Cheapflights users on 4/26. 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 10/66:08 pm
BOS
- HND
2 stops30h 47m
Cathay Pacific
Sat 10/1710:05 am
HND
- BOS
1 stop26h 00m
Cathay Pacific
Deal found 4/26![Cathay Pacific logo]()
$1,818
Last-minute flights from Boston to JapanDiscover last-minute flight deals from Boston to Japan. Data last updated April 28, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Japan. Data last updated April 28, 2026 and is based on user searches.
This KAYAK deal was found by Cheapflights users on 4/25. 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.
Sun 4/261:45 am
BOS
- KIX
1 stop30h 30m
Cathay Pacific
Fri 6/59:05 am
KIX
- BOS
1 stop27h 00m
Cathay Pacific
Deal found 4/25![Cathay Pacific logo]()
$1,212
This KAYAK deal was found by Cheapflights users on 4/25. 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.
Sun 4/261:45 am
BOS
- HND
1 stop30h 50m
Cathay Pacific
Thu 5/1410:05 am
HND
- BOS
1 stop26h 00m
Cathay Pacific
Deal found 4/25![Cathay Pacific logo]()
$1,234
This KAYAK deal was found by Cheapflights users on 4/25. 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.
Sun 4/261:45 am
BOS
- NRT
1 stop25h 10m
Cathay Pacific
Sun 5/2410:00 pm
NRT
- BOS
1 stop38h 05m
Cathay Pacific
Deal found 4/25![Cathay Pacific logo]()
$1,234
This BusinessClass deal was found by Cheapflights users on 4/24. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/271:45 am
BOS
- NRT
1 stop22h 55m
Cathay Pacific
Tue 5/59:25 am
NRT
- BOS
1 stop26h 40m
Cathay Pacific
Deal found 4/24![Cathay Pacific logo]()
$1,237
This Kiwi.com deal was found by Cheapflights users on 4/25. 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 4/291:45 am
BOS
- NRT
1 stop22h 55m
Multiple Airlines
Fri 5/1510:30 am
NRT
- BOS
2 stops26h 24m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$1,222
This Booking.com deal was found by Cheapflights users on 4/25. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/11:45 am
BOS
- HND
1 stop30h 50m
Cathay Pacific
Mon 5/184:20 pm
HND
- BOS
1 stop43h 45m
Cathay Pacific
Deal found 4/25![Cathay Pacific logo]()
$1,241
This flugladen.de deal was found by Cheapflights users on 4/25. 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 flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/11:45 am
BOS
- NRT
1 stop22h 55m
Cathay Pacific
Mon 5/189:25 am
NRT
- BOS
1 stop26h 40m
Cathay Pacific
Deal found 4/25![Cathay Pacific logo]()
$1,252
This Cathay Pacific deal was found by Cheapflights users on 4/24. 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.
Fri 5/11:45 am
BOS
- KIX
1 stop30h 30m
Cathay Pacific
Mon 5/181:40 pm
KIX
- BOS
1 stop22h 25m
Cathay Pacific
Deal found 4/24![Cathay Pacific logo]()
$1,256
This Gotogate deal was found by Cheapflights users on 4/25. 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.
Sat 5/21:45 am
BOS
- KIX
1 stop30h 30m
Cathay Pacific
Tue 5/199:05 am
KIX
- BOS
1 stop27h 00m
Cathay Pacific
Deal found 4/25![Cathay Pacific logo]()
$1,223
This Kiwi.com deal was found by Cheapflights users on 4/26. 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.
Sat 5/25:05 pm
BOS
- NRT
2 stops32h 45m
Multiple Airlines
Tue 5/126:30 pm
NRT
- BOS
1 stop36h 10m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$1,228
This lol.travel deal was found by Cheapflights users on 4/26. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/21:45 am
BOS
- HND
1 stop23h 10m
Cathay Pacific
Tue 5/1910:05 am
HND
- BOS
1 stop26h 00m
Cathay Pacific
Deal found 4/26![Cathay Pacific logo]()
$1,230
This lol.travel deal was found by Cheapflights users on 4/26. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/21:45 am
BOS
- NRT
1 stop30h 05m
Cathay Pacific
Tue 5/199:25 am
NRT
- BOS
1 stop26h 40m
Cathay Pacific
Deal found 4/26![Cathay Pacific logo]()
$1,230
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 April 28, 2026.
Search for one-way flight options from Boston to Japan. Find affordable one-way fares based on user searches. Data last updated April 28, 2026.
This SmartFares deal was found by Cheapflights users on 4/25. 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.
Fri 9/116:40 pm
BOS
- KIX
2 stops29h 05m
Hainan Airlines
Deal found 4/25![Hainan Airlines logo]()
$472
This Kiwi.com deal was found by Cheapflights users on 4/26. 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
Deal found 4/26![Hainan Airlines logo]()
$485
This Kiwi.com deal was found by Cheapflights users on 4/27. 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 9/19:12 am
BOS
- KIX
3 stops47h 48m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$487
This Kiwi.com deal was found by Cheapflights users on 4/26. 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 9/46:30 pm
BOS
- KIX
3 stops50h 35m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$505
This Kiwi.com deal was found by Cheapflights users on 4/27. 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 7/286:30 pm
BOS
- KIX
3 stops38h 30m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$514
This Kiwi.com deal was found by Cheapflights users on 4/26. 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 9/26:40 pm
BOS
- KIX
2 stops29h 05m
Hainan Airlines
Deal found 4/26![Hainan Airlines logo]()
$515
This Kiwi.com deal was found by Cheapflights users on 4/26. 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 9/36:30 pm
BOS
- KIX
3 stops38h 30m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$517
This Kiwi.com deal was found by Cheapflights users on 4/27. 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 8/246:30 pm
BOS
- KIX
3 stops38h 30m
Multiple Airlines
Deal found 4/27![Multiple Airlines logo]()
$518
This Kiwi.com deal was found by Cheapflights users on 4/26. 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 7/219:14 am
BOS
- KIX
3 stops47h 46m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$519
This Kiwi.com deal was found by Cheapflights users on 4/25. 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.
Sat 9/127:40 am
BOS
- KIX
3 stops37h 25m
Multiple Airlines
Deal found 4/25![Multiple Airlines logo]()
$521
This Kiwi.com deal was found by Cheapflights users on 4/26. 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 9/36:30 pm
BOS
- FUK
3 stops49h 35m
Multiple Airlines
Deal found 4/26![Multiple Airlines logo]()
$522
This Kiwi.com deal was found by Cheapflights users on 4/23. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/3012:28 pm
BOS
- NRT
2 stops36h 57m
Multiple Airlines
Deal found 4/23![Multiple Airlines logo]()
$528
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 April 28, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $914 (oojo) |
One-way from | $472 (SmartFares) |
Popular in | June |
Cheapest in | January |
Average price | $1,295 |
Good round-trip deal | $1,055 or less |
Good one-way deal | $718 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 April 28, 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
BostonTokyo
BOS - HND
BOSHND
Boston Logan Intl
Fri 10/9
1:45 am-9:35 pm
1 stop30h 50m
Tokyo Haneda
Thu 10/29
10:10 am-11:00 pm
1 stop25h 50m
$1,334
BostonOsaka
BOS - KIX
BOSKIX
Boston Logan Intl
Sun 9/6
1:45 am-9:15 pm
1 stop30h 30m
Osaka Kansai Intl
Sat 9/19
5:35 pm-11:05 pm
1 stop42h 30m
$1,337
BostonTokyo
BOS - HND
BOSHND
Boston Logan Intl
Fri 8/21
8:10 pm-1:55 pm
2 stops52h 45m
Tokyo Haneda
Fri 8/28
3:45 pm-9:58 pm
2 stops19h 13m
$1,447
BostonOkinawa
BOS - OKA
BOSOKA
Boston Logan Intl
Sat 5/9
6:42 pm-6:55 pm
2 stops35h 13m
Okinawa Naha
Tue 5/12
10:15 am-7:12 am
2 stops33h 57m
$1,450
BostonOsaka
BOS - KIX
BOSKIX
Boston Logan Intl
Mon 8/10
8:20 pm-2:50 pm
1 stop29h 30m
Osaka Kansai Intl
Mon 8/24
9:20 am-11:20 pm
2 stops27h 00m
$1,480
BostonSapporo
BOS - CTS
BOSCTS
Boston Logan Intl
Wed 6/10
5:00 pm-2:55 pm
3 stops32h 55m
Sapporo Chitose
Wed 6/17
12:45 pm-9:27 pm
3 stops45h 42m
$1,480
BostonOsaka
BOS - KIX
BOSKIX
Boston Logan Intl
Sat 8/22
8:22 pm-2:50 pm
2 stops29h 28m
Osaka Kansai Intl
Sat 9/5
4:55 pm-5:50 am
1 stop25h 55m
$1,483
Quickest round-trip
BostonTokyo
BOS - NRT
BOSNRT
Boston Logan Intl
Wed 7/22
8:00 am-2:30 pm
1 stop17h 30m
Tokyo Narita
Wed 8/5
5:25 pm-9:53 pm
1 stop17h 28m
$1,484
BostonNagoya
BOS - NGO
BOSNGO
Boston Logan Intl
Fri 7/24
8:00 am-8:40 pm
2 stops23h 40m
Nagoya Chubu Centrair Intl
Fri 8/7
2:00 pm-6:21 am
2 stops29h 21m
$1,485
BostonOsaka
BOS - KIX
BOSKIX
Boston Logan Intl
Fri 8/7
6:26 pm-2:50 pm
2 stops55h 24m
Osaka Kansai Intl
Sun 8/30
4:55 pm-5:50 am
1 stop25h 55m
$1,506
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-HND
BOS-OKA
BOS-NGO
BOS-CTS
BOS-FUK
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-HND
BOS-OKA
BOS-NGO
BOS-CTS
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.
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 $1,118). Flying from Boston to Japan in December is currently the most expensive (average of $2,489). 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 April 28, 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 121 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 Monday 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.
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 April 28, 2026.
Peruse reviews from past customers who have flown with ANA,Japan Airlines, 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
8.4
Comfort
8.2
Food
7.8
Boarding
8.6
Entertainment
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
EWR - NRT
Crew
8.7
Overall
8.4
Comfort
8.2
Food
7.8
Boarding
8.6
Entertainment
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
EWR - NRT
Crew
8.7
Overall
8.4
Comfort
8.2
Food
7.8
Boarding
8.6
Entertainment
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
EWR - NRT
Crew
8.7
Overall
8.4
Comfort
8.2
Food
7.8
Boarding
8.6
Entertainment
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
EWR - NRT
Crew
8.7
Overall
8.4
Comfort
8.2
Food
7.8
Boarding
8.6
Entertainment
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
EWR - NRT
Crew
8.7
Overall
8.4
Comfort
8.2
Food
7.8
Boarding
8.6
Entertainment
8.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
EWR - 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
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 April 28, 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 April 28, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$171 | Average$227 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$497 | Average$1,131 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$725 | Average$1,149 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$796 | Average$1,270 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$874 | Average$1,302 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$997 | Average$1,430 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$1,061 | Average$1,505 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$1,098 | Average$1,190 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$1,277 | Average$2,148 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$1,301 | Average$2,282 | FlexibilityNo cancel fee | On-time71% |