$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 8/20. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — FUK
Aug 31 — Sep 71
Round-trip
1 adult, Economy
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Find cheap flights from Boston to Japan with Cheapflights
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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 August 1, 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 August 1, 2026.
This Gotogate deal was found by Cheapflights users on 7/29. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/2010:40 am
BOS
- NGO
2 stops21h 00m
Multiple Airlines
Wed 9/238:20 am
NGO
- BOS
2 stops38h 30m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$841
This Air Canada deal was found by Cheapflights users on 7/30. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/193:35 pm
BOS
- KIX
2 stops35h 50m
Air Canada
Wed 9/306:00 pm
KIX
- BOS
1 stop30h 55m
Air Canada
Deal found 7/30![Air Canada logo]()
$846
This Air Canada deal was found by Cheapflights users on 7/27. 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 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 7/27![Air Canada logo]()
$849
This Expedia deal was found by Cheapflights users on 7/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:00 am
BOS
- KIX
1 stop21h 25m
Air Canada
Wed 9/306:00 pm
KIX
- BOS
1 stop17h 40m
Air Canada
Deal found 7/26![Air Canada logo]()
$851
This Air Canada deal was found by Cheapflights users on 7/30. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/175:55 am
BOS
- KIX
1 stop21h 30m
Air Canada
Wed 9/236:00 pm
KIX
- BOS
1 stop17h 40m
Air Canada
Deal found 7/30![Air Canada logo]()
$854
This Mytrip deal was found by Cheapflights users on 7/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:50 pm
BOS
- NGO
2 stops36h 50m
Multiple Airlines
Wed 9/238:20 am
NGO
- BOS
2 stops38h 30m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$857
This Air Canada deal was found by Cheapflights users on 7/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/156:50 pm
BOS
- KIX
2 stops32h 35m
Multiple Airlines
Wed 11/117:35 am
KIX
- BOS
2 stops44h 43m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$862
This Gotogate deal was found by Cheapflights users on 7/28. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2510:40 am
BOS
- NGO
2 stops18h 55m
Multiple Airlines
Tue 9/18:20 am
NGO
- BOS
2 stops43h 21m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$871
This FlightHub deal was found by Cheapflights users on 7/30. 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 9/196:50 pm
BOS
- ITM
2 stops35h 05m
Multiple Airlines
Thu 10/12:35 pm
ITM
- BOS
2 stops19h 51m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$901
This Air Canada deal was found by Cheapflights users on 7/31. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:35 pm
BOS
- CTS
2 stops35h 00m
Air Canada
Thu 11/191:40 pm
CTS
- BOS
2 stops21h 48m
Air Canada
Deal found 7/31![Air Canada logo]()
$906
This Air Canada deal was found by Cheapflights users on 7/28. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/236:50 pm
BOS
- ITM
2 stops35h 05m
Air Canada
Mon 9/142:00 pm
ITM
- BOS
2 stops20h 26m
Air Canada
Deal found 7/28![Air Canada logo]()
$911
This Air Canada deal was found by Cheapflights users on 7/31. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/106:35 pm
BOS
- CTS
2 stops35h 00m
Air Canada
Wed 11/181:40 pm
CTS
- BOS
2 stops22h 57m
Air Canada
Deal found 7/31![Air Canada logo]()
$911
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 August 1, 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 August 1, 2026.
This FlightHub deal was found by Cheapflights users on 7/28. 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.
Sun 8/305:45 am
BOS
- NGO
2 stops23h 50m
Multiple Airlines
Thu 9/102:00 pm
NGO
- BOS
2 stops20h 26m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$913
This Air Canada deal was found by Cheapflights users on 7/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/135:50 am
BOS
- CTS
2 stops24h 45m
Air Canada
Thu 9/171:40 pm
CTS
- BOS
2 stops33h 10m
Air Canada
Deal found 7/27![Air Canada logo]()
$1,000
This United Airlines deal was found by Cheapflights users on 7/29. 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 8/189:30 am
BOS
- HND
1 stop17h 25m
United Airlines
Thu 8/203:50 pm
HND
- BOS
1 stop18h 12m
United Airlines
Deal found 7/29![United Airlines logo]()
$1,118
This Delta deal was found by Cheapflights users on 7/27. 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.
Sun 9/68:57 pm
BOS
- HND
2 stops27h 08m
Delta
Wed 9/164:05 pm
HND
- BOS
2 stops20h 53m
Delta
Deal found 7/27![Delta logo]()
$1,132
This Cheapflightsfares deal was found by Cheapflights users on 7/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/49:00 am
BOS
- ITM
2 stops20h 55m
ANA
Sun 9/1311:00 am
ITM
- BOS
2 stops21h 19m
ANA
Deal found 7/28![ANA logo]()
$1,163
This Japan Airlines deal was found by Cheapflights users on 7/28. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/231:15 pm
BOS
- ITM
1 stop17h 35m
Japan Airlines
Wed 9/162:35 pm
ITM
- BOS
1 stop16h 35m
Japan Airlines
Deal found 7/28![Japan Airlines logo]()
$1,173
This KAYAK deal was found by Cheapflights users on 7/30. 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.
Mon 1/1112:30 am
BOS
- CTS
1 stop27h 20m
Cathay Pacific
Tue 2/27:00 pm
CTS
- BOS
1 stop41h 00m
Cathay Pacific
Deal found 7/30![Cathay Pacific logo]()
$1,190
This Korean Air deal was found by Cheapflights users on 7/28. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/812:55 pm
BOS
- OKA
1 stop33h 55m
Korean Air
Tue 9/1512:50 pm
OKA
- BOS
1 stop34h 20m
Korean Air
Deal found 7/28![Korean Air logo]()
$1,219
This China Eastern deal was found by Cheapflights users on 7/28. 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 China Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:15 am
BOS
- NRT
2 stops44h 40m
China Eastern
Thu 11/121:50 pm
NRT
- BOS
2 stops48h 09m
China Eastern
Deal found 7/28![China Eastern logo]()
$1,294
This oojo deal was found by Cheapflights users on 7/31. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/117:00 pm
BOS
- OKA
2 stops35h 20m
EVA Air
Fri 9/1810:15 am
OKA
- BOS
2 stops31h 45m
EVA Air
Deal found 7/31![EVA Air logo]()
$1,389
This Qatar Airways deal was found by Cheapflights users on 7/30. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/297:05 am
BOS
- FUK
3 stops36h 20m
Qatar Airways
Tue 11/36:55 pm
FUK
- BOS
2 stops33h 00m
Qatar Airways
Deal found 7/30![Qatar Airways logo]()
$1,628
This Air Canada deal was found by Cheapflights users on 7/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/910:40 am
BOS
- CTS
2 stops20h 30m
Multiple Airlines
Wed 9/1612:15 pm
CTS
- BOS
2 stops22h 11m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$977
This FlightHub deal was found by Cheapflights users on 7/27. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/117:40 pm
BOS
- CTS
2 stops33h 55m
Air Canada
Sat 1/233:30 pm
CTS
- BOS
2 stops21h 07m
Air Canada
Deal found 7/27![Air Canada logo]()
$1,107
This United Airlines deal was found by Cheapflights users on 7/31. 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.
Tue 8/2511:34 am
BOS
- KIX
1 stop38h 16m
United Airlines
Fri 10/234:55 pm
KIX
- BOS
1 stop26h 16m
United Airlines
Deal found 7/31![United Airlines logo]()
$1,136
This FlightHub deal was found by Cheapflights users on 7/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/289:00 am
BOS
- HIJ
2 stops21h 35m
ANA
Fri 9/49:20 am
HIJ
- BOS
2 stops22h 59m
ANA
Deal found 7/29![ANA logo]()
$1,175
This Delta deal was found by Cheapflights users on 7/31. 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 8/245:30 am
BOS
- HND
2 stops19h 50m
Delta
Tue 9/154:05 pm
HND
- BOS
2 stops20h 53m
Delta
Deal found 7/31![Delta logo]()
$1,176
This Mytrip deal was found by Cheapflights users on 7/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:45 am
BOS
- FUK
2 stops24h 35m
Multiple Airlines
Thu 9/31:30 pm
FUK
- BOS
2 stops20h 57m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$1,070
This Cheapflightsfares deal was found by Cheapflights users on 7/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/186:00 am
BOS
- ITM
2 stops24h 10m
Japan Airlines
Wed 9/307:25 am
ITM
- BOS
2 stops23h 10m
Japan Airlines
Deal found 7/29![Japan Airlines logo]()
$1,186
This Cathay Pacific deal was found by Cheapflights users on 7/29. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/151:45 am
BOS
- CTS
2 stops31h 20m
Cathay Pacific
Mon 10/127:40 am
CTS
- BOS
2 stops52h 25m
Cathay Pacific
Deal found 7/29![Cathay Pacific logo]()
$1,205
This Etihad Airways deal was found by Cheapflights users on 7/27. 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 Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/224:25 pm
BOS
- NRT
1 stop31h 20m
Etihad Airways
Mon 12/145:20 pm
NRT
- BOS
2 stops44h 28m
Etihad Airways
Deal found 7/27![Etihad Airways logo]()
$2,423
This Korean Air deal was found by Cheapflights users on 7/31. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2512:55 pm
BOS
- UKB
1 stop33h 00m
Korean Air
Wed 10/286:40 pm
UKB
- BOS
1 stop28h 00m
Korean Air
Deal found 7/31![Korean Air logo]()
$1,219
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Wed 9/95:45 am
BOS
- CTS
3 stops24h 50m
United Airlines
Wed 9/1612:25 pm
CTS
- BOS
2 stops22h 34m
United Airlines
Deal found 7/27![United Airlines logo]()
$1,138
This Delta deal was found by Cheapflights users on 7/27. 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.
Wed 8/265:30 am
BOS
- HND
2 stops18h 35m
Delta
Wed 9/24:05 pm
HND
- BOS
2 stops20h 54m
Delta
Deal found 7/27![Delta logo]()
$1,176
This KAYAK deal was found by Cheapflights users on 7/27. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/301:15 pm
BOS
- NGO
1 stop17h 55m
Japan Airlines
Thu 9/107:40 am
NGO
- BOS
2 stops22h 55m
Japan Airlines
Deal found 7/27![Japan Airlines logo]()
$1,187
This Priceline deal was found by Cheapflights users on 7/31. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/219:30 am
BOS
- OKA
2 stops20h 55m
ANA
Fri 9/410:15 am
OKA
- BOS
2 stops22h 04m
ANA
Deal found 7/31![ANA logo]()
$1,201
This Korean Air deal was found by Cheapflights users on 7/31. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/2112:55 pm
BOS
- UKB
1 stop33h 00m
Korean Air
Mon 10/266:40 pm
UKB
- BOS
1 stop28h 00m
Korean Air
Deal found 7/31![Korean Air logo]()
$1,226
This KAYAK deal was found by Cheapflights users on 7/27. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/291:45 am
BOS
- NGO
1 stop30h 30m
Cathay Pacific
Thu 9/1010:00 am
NGO
- BOS
1 stop26h 05m
Cathay Pacific
Deal found 7/27![Cathay Pacific logo]()
$1,237
This Air Canada deal was found by Cheapflights users on 7/28. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/117:15 pm
BOS
- FUK
2 stops34h 45m
Multiple Airlines
Mon 8/3110:45 am
FUK
- BOS
2 stops23h 42m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$1,143
This United Airlines deal was found by Cheapflights users on 7/29. 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.
Fri 9/188:00 am
BOS
- KIX
3 stops65h 50m
United Airlines
Wed 9/304:55 pm
KIX
- BOS
2 stops20h 04m
United Airlines
Deal found 7/29![United Airlines logo]()
$1,152
This Air Canada deal was found by Cheapflights users on 7/26. 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 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 7/26![Air Canada logo]()
$1,274
Last-minute flights from Boston to JapanDiscover last-minute flight deals from Boston to Japan. Data last updated August 1, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Japan. Data last updated August 1, 2026 and is based on user searches.
This Gotogate deal was found by Cheapflights users on 7/28. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/95:45 am
BOS
- NGO
2 stops25h 55m
Multiple Airlines
Sun 8/168:20 am
NGO
- BOS
2 stops26h 07m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$922
This Gotogate deal was found by Cheapflights users on 7/30. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/125:45 am
BOS
- KIX
2 stops21h 40m
Multiple Airlines
Wed 8/196:40 am
KIX
- BOS
2 stops28h 58m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$936
This Air Canada deal was found by Cheapflights users on 7/27. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:00 am
BOS
- KIX
1 stop21h 25m
Air Canada
Thu 8/276:00 pm
KIX
- BOS
2 stops28h 50m
Air Canada
Deal found 7/27![Air Canada logo]()
$891
This Gotogate deal was found by Cheapflights users on 7/29. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/215:45 am
BOS
- CTS
2 stops24h 50m
Air Canada
Fri 8/281:40 pm
CTS
- BOS
2 stops20h 47m
Air Canada
Deal found 7/29![Air Canada logo]()
$924
This Air Canada deal was found by Cheapflights users on 7/28. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/235:45 am
BOS
- KIX
2 stops21h 40m
Air Canada
Thu 9/176:00 pm
KIX
- BOS
2 stops33h 41m
Air Canada
Deal found 7/28![Air Canada logo]()
$904
This Air Canada deal was found by Cheapflights users on 7/28. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/236:50 pm
BOS
- ITM
2 stops35h 05m
Air Canada
Mon 9/142:00 pm
ITM
- BOS
2 stops20h 26m
Air Canada
Deal found 7/28![Air Canada logo]()
$911
This Justfly.com deal was found by Cheapflights users on 7/31. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/235:45 am
BOS
- KIX
2 stops21h 40m
Air Canada
Tue 9/296:00 pm
KIX
- BOS
2 stops28h 50m
Air Canada
Deal found 7/31![Air Canada logo]()
$937
This Air Canada deal was found by Cheapflights users on 7/28. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/247:15 pm
BOS
- KIX
1 stop32h 10m
Air Canada
Thu 9/176:00 pm
KIX
- BOS
2 stops33h 41m
Air Canada
Deal found 7/28![Air Canada logo]()
$909
This Air Canada deal was found by Cheapflights users on 7/28. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/247:15 pm
BOS
- KIX
1 stop32h 10m
Air Canada
Fri 9/186:00 pm
KIX
- BOS
2 stops36h 42m
Air Canada
Deal found 7/28![Air Canada logo]()
$914
This Air Canada deal was found by Cheapflights users on 7/31. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/245:45 am
BOS
- KIX
2 stops21h 40m
Air Canada
Mon 10/267:25 pm
KIX
- BOS
2 stops27h 33m
Air Canada
Deal found 7/31![Air Canada logo]()
$921
This Air Canada deal was found by Cheapflights users on 7/31. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/245:45 am
BOS
- KIX
2 stops21h 40m
Air Canada
Wed 9/306:00 pm
KIX
- BOS
1 stop28h 55m
Air Canada
Deal found 7/31![Air Canada logo]()
$925
This Air Canada deal was found by Cheapflights users on 7/28. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/256:50 pm
BOS
- KIX
2 stops32h 35m
Air Canada
Tue 9/156:00 pm
KIX
- BOS
2 stops33h 41m
Air Canada
Deal found 7/28![Air Canada logo]()
$886
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 August 1, 2026.
Search for one-way flight options from Boston to Japan. Find affordable one-way fares based on user searches. Data last updated August 1, 2026.
This Expedia deal was found by Cheapflights users on 7/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:00 am
BOS
- KIX
1 stop21h 25m
Air Canada
Deal found 7/26![Air Canada logo]()
$419
This FlightHub deal was found by Cheapflights users on 7/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/286:50 pm
BOS
- KIX
2 stops56h 35m
Air Canada
Deal found 7/29![Air Canada logo]()
$426
This Air Canada deal was found by Cheapflights users on 7/29. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2510:40 am
BOS
- KIX
2 stops40h 45m
Air Canada
Deal found 7/29![Air Canada logo]()
$428
This Justfly.com deal was found by Cheapflights users on 7/29. 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.
Thu 8/276:00 am
BOS
- KIX
1 stop21h 25m
Air Canada
Deal found 7/29![Air Canada logo]()
$431
This FlightHub deal was found by Cheapflights users on 7/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2710:40 am
BOS
- KIX
2 stops21h 10m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$432
This FlightHub deal was found by Cheapflights users on 7/28. 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.
Thu 8/275:45 am
BOS
- NGO
2 stops40h 55m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$434
This Mytrip deal was found by Cheapflights users on 7/28. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/3110:40 am
BOS
- NGO
2 stops18h 55m
Multiple Airlines
Deal found 7/28![Multiple Airlines logo]()
$440
This Air Canada deal was found by Cheapflights users on 7/29. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/315:45 am
BOS
- KIX
2 stops21h 40m
Air Canada
Deal found 7/29![Air Canada logo]()
$447
This Justfly.com deal was found by Cheapflights users on 7/29. 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.
Sat 8/296:00 am
BOS
- KIX
1 stop21h 25m
Air Canada
Deal found 7/29![Air Canada logo]()
$479
This FlightHub deal was found by Cheapflights users on 7/26. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/206:00 am
BOS
- ITM
2 stops23h 10m
Air Canada
Deal found 7/26![Air Canada logo]()
$488
This Kiwi.com deal was found by Cheapflights users on 7/29. 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.
Sat 8/2912:45 pm
BOS
- KIX
3 stops43h 05m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$492
This Kiwi.com deal was found by Cheapflights users on 7/29. 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.
Sat 9/126:30 pm
BOS
- KIX
2 stops53h 25m
Multiple Airlines
Deal found 7/29![Multiple Airlines logo]()
$494
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 August 1, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $841 (Gotogate) |
One-way from | $419 (Expedia) |
Popular in | June |
Cheapest in | January |
Average price | $1,290 |
Good round-trip deal | $1,353 or less |
Good one-way deal | $611 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 August 1, 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
BostonNagoya
BOS - NGO
BOSNGO
Boston Logan Intl
Sun 8/30
5:45 am-6:35 pm
2 stops23h 50m
Nagoya Chubu Centrair Intl
Thu 9/10
2:00 pm-9:26 pm
2 stops20h 26m
$913
BostonSapporo
BOS - CTS
BOSCTS
Boston Logan Intl
Wed 9/9
10:40 am-8:10 pm
2 stops20h 30m
Sapporo Chitose
Wed 9/16
12:15 pm-9:26 pm
2 stops22h 11m
$977
BostonSapporo
BOS - CTS
BOSCTS
Boston Logan Intl
Sun 9/13
5:50 am-7:35 pm
2 stops24h 45m
Sapporo Chitose
Thu 9/17
1:40 pm-9:50 am
2 stops33h 10m
$1,000
BostonFukuoka
BOS - FUK
BOSFUK
Boston Logan Intl
Thu 8/27
5:45 am-7:20 pm
2 stops24h 35m
Fukuoka
Thu 9/3
1:30 pm-9:27 pm
2 stops20h 57m
$1,070
BostonSapporo
BOS - CTS
BOSCTS
Boston Logan Intl
Mon 1/11
7:40 pm-7:35 pm
2 stops33h 55m
Sapporo Chitose
Sat 1/23
3:30 pm-10:37 pm
2 stops21h 07m
$1,107
BostonTokyo
BOS - HND
BOSHND
Boston Logan Intl
Tue 8/18
9:30 am-3:55 pm
1 stop17h 25m
Tokyo Haneda
Thu 8/20
3:50 pm-9:02 pm
1 stop18h 12m
$1,118
BostonTokyo
BOS - HND
BOSHND
Boston Logan Intl
Sun 9/6
8:57 pm-1:05 pm
2 stops27h 08m
Tokyo Haneda
Wed 9/16
4:05 pm-11:58 pm
2 stops20h 53m
$1,132
BostonOsaka
BOS - KIX
BOSKIX
Boston Logan Intl
Tue 8/25
11:34 am-2:50 pm
1 stop38h 16m
Osaka Kansai Intl
Fri 10/23
4:55 pm-6:11 am
1 stop26h 16m
$1,136
BostonSapporo
BOS - CTS
BOSCTS
Boston Logan Intl
Wed 9/9
5:45 am-7:35 pm
3 stops24h 50m
Sapporo Chitose
Wed 9/16
12:25 pm-9:59 pm
2 stops22h 34m
$1,138
BostonFukuoka
BOS - FUK
BOSFUK
Boston Logan Intl
Tue 8/11
7:15 pm-7:00 pm
2 stops34h 45m
Fukuoka
Mon 8/31
10:45 am-9:27 pm
2 stops23h 42m
$1,143
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-NGO
BOS-UKB
BOS-OKA
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-KIX
BOS-NGO
BOS-UKB
BOS-OKA
What is the cheapest month to book a flight from Boston to Japan?
Currently, January is the cheapest month in which you can book a flight from Boston to Japan (average of $1,031). Flying from Boston to Japan in June is currently the most expensive (average of $1,762). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from BOS to JP?
Find hourly flight availability from Boston to Japan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 1, 2026.
When flying from Boston to Japan, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How often are flights from Boston to Japan delayed?
About 14% of weekly flights between Boston and Japan have experienced delays in the past year, with the average delay time being 135 minutes.
What is the most punctual flight time for Boston to Japan flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Friday tends to have the lowest number of delays on this route, whereas Tuesday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Boston to Japan flights?
Over the last year, Japan Airlines have had the lowest number of delays on this route, with just 13% of flights being delayed.
How far ahead should I book a flight from Boston to Japan?
The best time to book flights from Boston to Japan is 16 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Reviews of airlines servicing Japan
Get insights into the airlines that provide service to Japan. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Japan. Reviews last updated August 1, 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.
Entertainment
7.8
Comfort
8.2
Crew
8.7
Food
7.7
Overall
8.3
Boarding
8.4
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
HNL - KIX
Entertainment
7.8
Comfort
8.2
Crew
8.7
Food
7.7
Overall
8.3
Boarding
8.4
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
HNL - KIX
Entertainment
7.8
Comfort
8.2
Crew
8.7
Food
7.7
Overall
8.3
Boarding
8.4
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
HNL - KIX
Entertainment
7.8
Comfort
8.2
Crew
8.7
Food
7.7
Overall
8.3
Boarding
8.4
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
HNL - KIX
Entertainment
7.8
Comfort
8.2
Crew
8.7
Food
7.7
Overall
8.3
Boarding
8.4
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
HNL - KIX
Entertainment
7.8
Comfort
8.2
Crew
8.7
Food
7.7
Overall
8.3
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
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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 August 1, 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 August 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$189 | Average$232 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$722 | Average$1,281 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$833 | Average$1,221 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$849 | Average$1,367 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$891 | Average$1,380 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$1,033 | Average$1,578 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$1,061 | Average$1,561 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$1,098 | Average$1,192 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$1,174 | Average$2,007 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$1,297 | Average$2,432 | FlexibilityNo cancel fee | On-time71% |