$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 18 — Aug 251
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 July 19, 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 19, 2026.
This Air Canada deal was found by Cheapflights users on 7/19. 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 7/2012:30 pm
BOS
- KIX
1 stop38h 55m
Air Canada
Thu 7/236:00 pm
KIX
- BOS
2 stops28h 45m
Air Canada
Deal found 7/19![Air Canada logo]()
$844
This SmartFares deal was found by Cheapflights users on 7/19. 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 11/1810:55 pm
BOS
- KIX
1 stop23h 40m
Hainan Airlines
Wed 11/252:35 pm
KIX
- BOS
1 stop20h 25m
Hainan Airlines
Deal found 7/19![Hainan Airlines logo]()
$877
This Expedia deal was found by Cheapflights users on 7/15. 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.
Thu 7/166:00 am
BOS
- KIX
1 stop21h 25m
Air Canada
Thu 7/236:00 pm
KIX
- BOS
2 stops28h 45m
Air Canada
Deal found 7/15![Air Canada logo]()
$892
This Air Canada deal was found by Cheapflights users on 7/19. 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 7/207:15 pm
BOS
- KIX
1 stop32h 10m
Air Canada
Wed 8/56:00 pm
KIX
- BOS
2 stops28h 45m
Air Canada
Deal found 7/19![Air Canada logo]()
$901
This Kiwi.com deal was found by Cheapflights users on 7/18. 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 11/1810:55 pm
BOS
- KIX
1 stop23h 40m
Hainan Airlines
Sun 11/222:35 pm
KIX
- BOS
1 stop20h 25m
Hainan Airlines
Deal found 7/18![Hainan Airlines logo]()
$906
This SmartFares deal was found by Cheapflights users on 7/17. 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 9/211:55 pm
BOS
- KIX
1 stop23h 50m
Hainan Airlines
Fri 9/112:20 pm
KIX
- BOS
1 stop20h 40m
Hainan Airlines
Deal found 7/17![Hainan Airlines logo]()
$915
This FlightHub deal was found by Cheapflights users on 7/15. 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 9/911:55 pm
BOS
- KIX
1 stop23h 50m
Hainan Airlines
Sun 9/132:20 pm
KIX
- BOS
1 stop20h 40m
Hainan Airlines
Deal found 7/15![Hainan Airlines logo]()
$927
This oojo deal was found by Cheapflights users on 7/19. 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 9/411:55 pm
BOS
- KIX
1 stop23h 50m
Hainan Airlines
Sun 9/132:20 pm
KIX
- BOS
1 stop20h 40m
Hainan Airlines
Deal found 7/19![Hainan Airlines logo]()
$929
This Air Canada deal was found by Cheapflights users on 7/16. 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 7/16![Air Canada logo]()
$932
This FlightHub deal was found by Cheapflights users on 7/15. 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 9/35:45 am
BOS
- NGO
2 stops25h 55m
Multiple Airlines
Sun 9/138:55 pm
NGO
- BOS
2 stops49h 55m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$963
This Air Canada deal was found by Cheapflights users on 7/17. 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 8/310:40 am
BOS
- NGO
2 stops20h 30m
Multiple Airlines
Wed 8/128:20 am
NGO
- BOS
2 stops26h 07m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$1,007
This FlightHub deal was found by Cheapflights users on 7/15. 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 7/15![Multiple Airlines logo]()
$1,009
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 19, 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 19, 2026.
This FlightHub deal was found by Cheapflights users on 7/18. 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 1/136:00 am
BOS
- FUK
2 stops23h 05m
ANA
Sun 1/317:00 am
FUK
- BOS
2 stops21h 23m
ANA
Deal found 7/18![ANA logo]()
$1,106
This Cheapflightsfares deal was found by Cheapflights users on 7/14. 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 9/91:00 pm
BOS
- ITM
1 stop17h 50m
Japan Airlines
Thu 9/172:35 pm
ITM
- BOS
1 stop16h 35m
Japan Airlines
Deal found 7/14![Japan Airlines logo]()
$1,107
This United Airlines deal was found by Cheapflights users on 7/18. 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 1/116:00 pm
BOS
- CTS
2 stops34h 35m
United Airlines
Sat 1/231:30 pm
CTS
- BOS
2 stops37h 17m
United Airlines
Deal found 7/18![United Airlines logo]()
$1,126
This Korean Air deal was found by Cheapflights users on 7/14. 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 9/912:55 pm
BOS
- UKB
1 stop39h 50m
Korean Air
Thu 9/1711:55 am
UKB
- BOS
1 stop35h 15m
Korean Air
Deal found 7/14![Korean Air logo]()
$1,132
This lol.travel deal was found by Cheapflights users on 7/17. 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.
Sun 8/301:45 am
BOS
- FUK
1 stop24h 45m
Cathay Pacific
Sun 9/134:40 pm
FUK
- BOS
1 stop43h 25m
Cathay Pacific
Deal found 7/17![Cathay Pacific logo]()
$1,149
This Delta deal was found by Cheapflights users on 7/17. 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 8/179:06 am
BOS
- HND
1 stop18h 09m
Delta
Wed 8/263:15 pm
HND
- BOS
2 stops20h 21m
Delta
Deal found 7/17![Delta logo]()
$1,220
This Air Canada deal was found by Cheapflights users on 7/17. 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 9/172:30 pm
CTS
- BOS
2 stops40h 34m
Air Canada
Deal found 7/17![Air Canada logo]()
$1,241
This China Eastern deal was found by Cheapflights users on 7/15. 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 8/276:25 am
BOS
- NRT
2 stops41h 25m
China Eastern
Wed 9/91:50 pm
NRT
- BOS
2 stops44h 18m
China Eastern
Deal found 7/15![China Eastern logo]()
$1,260
This Turkish Airlines deal was found by Cheapflights users on 7/18. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/78:00 pm
BOS
- NRT
1 stop33h 10m
Turkish Airlines
Thu 1/2110:10 am
NRT
- BOS
1 stop45h 55m
Turkish Airlines
Deal found 7/18![Turkish Airlines logo]()
$1,369
This China Airlines deal was found by Cheapflights users on 7/19. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/25:20 pm
BOS
- HIJ
2 stops28h 15m
Multiple Airlines
Wed 9/911:35 am
HIJ
- BOS
2 stops42h 14m
Multiple Airlines
Deal found 7/19![Multiple Airlines logo]()
$1,370
This Qatar Airways deal was found by Cheapflights users on 7/18. 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.
Fri 1/88:40 pm
BOS
- HND
1 stop37h 15m
Qatar Airways
Sun 1/241:25 am
HND
- BOS
1 stop27h 05m
Qatar Airways
Deal found 7/18![Qatar Airways logo]()
$1,391
This oojo deal was found by Cheapflights users on 7/14. 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 10/106:37 pm
BOS
- OKA
2 stops31h 03m
STARLUX Airlines
Fri 10/233:50 pm
OKA
- BOS
2 stops28h 39m
STARLUX Airlines
Deal found 7/14![STARLUX Airlines logo]()
$1,506
This American Airlines deal was found by Cheapflights users on 7/17. 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.
Mon 8/101:15 pm
BOS
- ITM
1 stop17h 35m
American Airlines
Wed 8/268:20 am
ITM
- BOS
2 stops19h 49m
American Airlines
Deal found 7/17![American Airlines logo]()
$1,522
This FlightHub deal was found by Cheapflights users on 7/14. 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 9/99:30 am
BOS
- ITM
2 stops22h 05m
ANA
Thu 9/177:30 am
ITM
- BOS
2 stops24h 49m
ANA
Deal found 7/14![ANA logo]()
$1,122
This oojo deal was found by Cheapflights users on 7/17. 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 stops37h 00m
Japan Airlines
Thu 9/102:35 pm
NGO
- BOS
1 stop16h 35m
Japan Airlines
Deal found 7/17![Japan Airlines logo]()
$1,137
This United Airlines deal was found by Cheapflights users on 7/14. 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 8/308:31 pm
BOS
- OKA
2 stops37h 14m
United Airlines
Tue 9/1510:55 am
OKA
- BOS
3 stops26h 04m
United Airlines
Deal found 7/14![United Airlines logo]()
$1,180
This Korean Air deal was found by Cheapflights users on 7/14. 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 9/612:55 pm
BOS
- NGO
1 stop34h 35m
Korean Air
Sat 9/121:40 pm
NGO
- BOS
1 stop33h 30m
Korean Air
Deal found 7/14![Korean Air logo]()
$1,187
This KAYAK deal was found by Cheapflights users on 7/16. 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 1/1112:30 am
BOS
- CTS
1 stop27h 20m
Cathay Pacific
Tue 2/24:00 pm
CTS
- BOS
1 stop44h 00m
Cathay Pacific
Deal found 7/16![Cathay Pacific logo]()
$1,190
This Delta deal was found by Cheapflights users on 7/17. 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 8/168:35 pm
BOS
- HND
1 stop28h 25m
Delta
Sun 9/134:35 pm
HND
- BOS
1 stop20h 16m
Delta
Deal found 7/17![Delta logo]()
$1,222
This Air Canada deal was found by Cheapflights users on 7/18. 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 00m
Air Canada
Mon 9/1412:55 pm
FUK
- BOS
2 stops34h 00m
Air Canada
Deal found 7/18![Air Canada logo]()
$1,257
This United Airlines deal was found by Cheapflights users on 7/17. 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 8/106:00 am
BOS
- KIX
1 stop19h 50m
United Airlines
Wed 8/264:55 pm
KIX
- BOS
1 stop19h 04m
United Airlines
Deal found 7/17![United Airlines logo]()
$1,181
This oojo deal was found by Cheapflights users on 7/14. 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 7/14![Cathay Pacific logo]()
$1,217
This FlightHub deal was found by Cheapflights users on 7/14. 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 8/139:30 am
BOS
- ITM
2 stops22h 05m
ANA
Wed 8/198:00 am
ITM
- BOS
2 stops21h 27m
ANA
Deal found 7/14![ANA logo]()
$1,222
This Delta deal was found by Cheapflights users on 7/16. 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 9/119:20 pm
BOS
- HND
2 stops26h 45m
Delta
Mon 9/286:25 pm
HND
- BOS
1 stop18h 33m
Delta
Deal found 7/16![Delta logo]()
$1,245
This Gotogate deal was found by Cheapflights users on 7/15. 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 9/145:50 am
BOS
- OKA
3 stops27h 55m
Multiple Airlines
Fri 9/1811:55 am
OKA
- BOS
2 stops22h 31m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$1,409
This KAYAK deal was found by Cheapflights users on 7/15. 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.
Thu 8/137:10 am
BOS
- NGO
2 stops37h 00m
Japan Airlines
Sat 9/192:35 pm
NGO
- BOS
1 stop16h 35m
Japan Airlines
Deal found 7/15![Japan Airlines logo]()
$1,286
This Air Canada deal was found by Cheapflights users on 7/17. 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 9/126:00 am
BOS
- HIJ
2 stops24h 40m
Air Canada
Wed 9/1612:35 pm
HIJ
- BOS
2 stops23h 05m
Air Canada
Deal found 7/17![Air Canada logo]()
$1,286
This United Airlines deal was found by Cheapflights users on 7/18. 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 11/167:20 am
BOS
- KIX
2 stops22h 05m
United Airlines
Mon 11/236:35 pm
KIX
- BOS
2 stops20h 31m
United Airlines
Deal found 7/18![United Airlines logo]()
$1,198
This Cathay Pacific deal was found by Cheapflights users on 7/16. 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 8/311:45 am
BOS
- NRT
2 stops26h 30m
Cathay Pacific
Wed 10/289:00 am
NRT
- BOS
1 stop27h 00m
Cathay Pacific
Deal found 7/16![Cathay Pacific logo]()
$1,240
This Delta deal was found by Cheapflights users on 7/15. 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 8/145:30 am
BOS
- HND
2 stops18h 35m
Delta
Sat 8/224:20 pm
HND
- BOS
2 stops20h 39m
Delta
Deal found 7/15![Delta logo]()
$1,283
Last-minute flights from Boston to JapanDiscover last-minute flight deals from Boston to Japan. Data last updated July 19, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Japan. Data last updated July 19, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 7/15. 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.
Thu 7/166:00 am
BOS
- KIX
1 stop21h 25m
Air Canada
Thu 7/236:00 pm
KIX
- BOS
2 stops28h 45m
Air Canada
Deal found 7/15![Air Canada logo]()
$892
This FlightHub deal was found by Cheapflights users on 7/15. 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 7/165:45 am
BOS
- ITM
2 stops25h 05m
Multiple Airlines
Thu 7/237:05 am
ITM
- BOS
2 stops28h 33m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$1,018
This Air Canada deal was found by Cheapflights users on 7/19. 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 7/2012:30 pm
BOS
- KIX
1 stop38h 55m
Air Canada
Thu 7/236:00 pm
KIX
- BOS
2 stops28h 45m
Air Canada
Deal found 7/19![Air Canada logo]()
$844
This Air Canada deal was found by Cheapflights users on 7/19. 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 7/207:15 pm
BOS
- KIX
1 stop32h 10m
Air Canada
Wed 8/56:00 pm
KIX
- BOS
2 stops28h 45m
Air Canada
Deal found 7/19![Air Canada logo]()
$901
This Air Canada deal was found by Cheapflights users on 7/17. 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 8/310:40 am
BOS
- NGO
2 stops20h 30m
Multiple Airlines
Wed 8/128:20 am
NGO
- BOS
2 stops26h 07m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$1,007
This Air Canada deal was found by Cheapflights users on 7/15. 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 8/105:45 am
BOS
- KIX
2 stops21h 40m
Air Canada
Wed 8/266:00 pm
KIX
- BOS
1 stop30h 52m
Air Canada
Deal found 7/15![Air Canada logo]()
$994
This Air Canada deal was found by Cheapflights users on 7/15. 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 8/105:45 am
BOS
- ITM
2 stops24h 10m
Air Canada
Wed 8/263:00 pm
ITM
- BOS
2 stops20h 38m
Air Canada
Deal found 7/15![Air Canada logo]()
$1,059
This Air Canada deal was found by Cheapflights users on 7/14. 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 8/105:45 am
BOS
- NGO
2 stops23h 50m
Multiple Airlines
Mon 8/178:20 am
NGO
- BOS
2 stops26h 07m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$1,067
This Air Canada deal was found by Cheapflights users on 7/14. 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 8/136:00 am
BOS
- KIX
1 stop21h 25m
Air Canada
Wed 8/196:00 pm
KIX
- BOS
1 stop28h 53m
Air Canada
Deal found 7/14![Air Canada logo]()
$1,015
This Air Canada deal was found by Cheapflights users on 7/15. 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 8/156:50 pm
BOS
- KIX
2 stops32h 35m
Air Canada
Sat 8/296:00 pm
KIX
- BOS
2 stops28h 45m
Air Canada
Deal found 7/15![Air Canada logo]()
$1,029
This Air Canada deal was found by Cheapflights users on 7/14. 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 8/255:45 am
BOS
- NGO
2 stops23h 50m
Multiple Airlines
Sun 8/307:20 am
NGO
- BOS
2 stops39h 33m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$1,101
This Air Canada deal was found by Cheapflights users on 7/15. 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
Multiple Airlines
Thu 9/102:00 pm
NGO
- BOS
2 stops20h 26m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$1,115
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 19, 2026.
Search for one-way flight options from Boston to Japan. Find affordable one-way fares based on user searches. Data last updated July 19, 2026.
This Air Canada deal was found by Cheapflights users on 7/15. 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 7/15![Air Canada logo]()
$419
This SmartFares deal was found by Cheapflights users on 7/15. 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 9/911:55 pm
BOS
- KIX
1 stop23h 50m
Hainan Airlines
Deal found 7/15![Hainan Airlines logo]()
$441
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 8/198:00 am
BOS
- KIX
3 stops36h 15m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$455
This Expedia deal was found by Cheapflights users on 7/15. 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 8/195:45 am
BOS
- KIX
2 stops21h 40m
Air Canada
Deal found 7/15![Air Canada logo]()
$465
This Kiwi.com deal was found by Cheapflights users on 7/14. 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 8/2012:45 pm
BOS
- KIX
3 stops55h 30m
Multiple Airlines
Deal found 7/14![Multiple Airlines logo]()
$469
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 8/216:17 pm
BOS
- KIX
3 stops49h 58m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$491
This FlightHub deal was found by Cheapflights users on 7/15. 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 8/183:35 pm
BOS
- KIX
2 stops35h 50m
Air Canada
Deal found 7/15![Air Canada logo]()
$492
This Kiwi.com deal was found by Cheapflights users on 7/15. 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 8/216:17 pm
BOS
- HIJ
3 stops49h 53m
Multiple Airlines
Deal found 7/15![Multiple Airlines logo]()
$505
This Kiwi.com deal was found by Cheapflights users on 7/17. 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 8/1912:45 pm
BOS
- ITM
3 stops53h 40m
Multiple Airlines
Deal found 7/17![Multiple Airlines logo]()
$520
This FlightHub deal was found by Cheapflights users on 7/16. 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 7/308:15 am
BOS
- UKB
2 stops34h 35m
ANA
Deal found 7/16![ANA logo]()
$522
This FlightHub deal was found by Cheapflights users on 7/16. 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 stops21h 50m
ANA
Deal found 7/16![ANA logo]()
$522
This Cheapflightsfares deal was found by Cheapflights users on 7/15. 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.
Sun 8/21:15 pm
BOS
- ITM
1 stop17h 35m
Japan Airlines
Deal found 7/15![Japan Airlines logo]()
$540
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 19, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $877 (SmartFares) |
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 19, 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
BostonFukuoka
BOS - FUK
BOSFUK
Boston Logan Intl
Wed 1/13
6:00 am-7:05 pm
2 stops23h 05m
Fukuoka
Sun 1/31
7:00 am-2:23 pm
2 stops21h 23m
$1,106
Quickest round-trip
BostonOsaka
BOS - ITM
BOSITM
Boston Logan Intl
Wed 9/9
1:00 pm-7:50 pm
1 stop17h 50m
Osaka Itami
Thu 9/17
2:35 pm-6:10 pm
1 stop16h 35m
$1,107
BostonOsaka
BOS - ITM
BOSITM
Boston Logan Intl
Wed 9/9
9:30 am-8:35 pm
2 stops22h 05m
Osaka Itami
Thu 9/17
7:30 am-7:19 pm
2 stops24h 49m
$1,122
BostonSapporo
BOS - CTS
BOSCTS
Boston Logan Intl
Mon 1/11
6:00 pm-6:35 pm
2 stops34h 35m
Sapporo Chitose
Sat 1/23
1:30 pm-12:47 pm
2 stops37h 17m
$1,126
BostonKobe
BOS - UKB
BOSUKB
Boston Logan Intl
Wed 9/9
12:55 pm-5:45 pm
1 stop39h 50m
Kobe
Thu 9/17
11:55 am-10:10 am
1 stop35h 15m
$1,132
BostonNagoya
BOS - NGO
BOSNGO
Boston Logan Intl
Sun 8/30
7:10 am-9:10 am
2 stops37h 00m
Nagoya Chubu Centrair Intl
Thu 9/10
2:35 pm-6:10 pm
1 stop16h 35m
$1,137
BostonFukuoka
BOS - FUK
BOSFUK
Boston Logan Intl
Sun 8/30
1:45 am-3:30 pm
1 stop24h 45m
Fukuoka
Sun 9/13
4:40 pm-11:05 pm
1 stop43h 25m
$1,149
BostonOkinawa
BOS - OKA
BOSOKA
Boston Logan Intl
Sun 8/30
8:31 pm-10:45 pm
2 stops37h 14m
Okinawa Naha
Tue 9/15
10:55 am-11:59 pm
3 stops26h 04m
$1,180
BostonOsaka
BOS - KIX
BOSKIX
Boston Logan Intl
Mon 8/10
6:00 am-2:50 pm
1 stop19h 50m
Osaka Kansai Intl
Wed 8/26
4:55 pm-10:59 pm
1 stop19h 04m
$1,181
BostonNagoya
BOS - NGO
BOSNGO
Boston Logan Intl
Sun 9/6
12:55 pm-12:30 pm
1 stop34h 35m
Nagoya Chubu Centrair Intl
Sat 9/12
1:40 pm-10:10 am
1 stop33h 30m
$1,187
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-HIJ
BOS-ITM
BOS-UKB
BOS-NGO
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-HIJ
BOS-ITM
BOS-UKB
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 $1,033). Flying from Boston to Japan in June is currently the most expensive (average of $1,755). 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 19, 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 1 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 19, 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
Food
7.7
Overall
8.3
Entertainment
7.8
Comfort
8.2
Boarding
8.4
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
HNL - KIX
Crew
8.7
Food
7.7
Overall
8.3
Entertainment
7.8
Comfort
8.2
Boarding
8.4
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
HNL - KIX
Crew
8.7
Food
7.7
Overall
8.3
Entertainment
7.8
Comfort
8.2
Boarding
8.4
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
HNL - KIX
Crew
8.7
Food
7.7
Overall
8.3
Entertainment
7.8
Comfort
8.2
Boarding
8.4
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
HNL - KIX
Crew
8.7
Food
7.7
Overall
8.3
Entertainment
7.8
Comfort
8.2
Boarding
8.4
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
HNL - KIX
Crew
8.7
Food
7.7
Overall
8.3
Entertainment
7.8
Comfort
8.2
Boarding
8.4
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.
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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 July 19, 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 19, 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% |