$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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — FUK
Jun 7 — Jun 141
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 May 8, 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 May 8, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 9/116:40 pm
BOS
- KIX
2 stops29h 05m
Hainan Airlines
Sat 10/32:20 pm
KIX
- BOS
1 stop39h 20m
Hainan Airlines
Deal found 5/6![Hainan Airlines logo]()
$905
This Booking.com deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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 11/206:40 pm
BOS
- KIX
2 stops27h 55m
Hainan Airlines
Sat 11/282:35 pm
KIX
- BOS
1 stop39h 45m
Hainan Airlines
Deal found 5/5![Hainan Airlines logo]()
$906
This Kiwi.com deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/46:40 pm
BOS
- KIX
2 stops29h 05m
Hainan Airlines
Sat 9/192:20 pm
KIX
- BOS
1 stop39h 20m
Hainan Airlines
Deal found 5/6![Hainan Airlines logo]()
$925
This FlightHub deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/26:40 pm
BOS
- KIX
2 stops29h 05m
Hainan Airlines
Sat 9/192:20 pm
KIX
- BOS
1 stop39h 20m
Hainan Airlines
Deal found 5/6![Hainan Airlines logo]()
$957
This Mytrip deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” 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
Mon 9/287:45 am
KIX
- BOS
3 stops46h 55m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$1,093
This KAYAK deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:40 pm
BOS
- KIX
2 stops29h 05m
Hainan Airlines
Sat 10/102:20 pm
KIX
- BOS
1 stop39h 20m
Hainan Airlines
Deal found 5/4![Hainan Airlines logo]()
$1,097
This Mytrip deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” 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 9/237:35 am
KIX
- BOS
3 stops47h 05m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$1,120
This Mytrip deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” 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 10/76:40 pm
BOS
- KIX
2 stops29h 05m
Multiple Airlines
Tue 10/137:45 am
KIX
- BOS
3 stops46h 55m
Multiple Airlines
Deal found 5/4![Multiple Airlines logo]()
$1,152
This oojo deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” 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 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 5/4![Cathay Pacific logo]()
$1,167
This oojo deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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 stop24h 45m
Cathay Pacific
Sun 9/274:40 pm
FUK
- BOS
1 stop43h 25m
Cathay Pacific
Deal found 5/5![Cathay Pacific logo]()
$1,177
This Gotogate deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” 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 9/151:45 am
BOS
- KIX
1 stop24h 25m
Cathay Pacific
Mon 9/289:05 am
KIX
- BOS
1 stop27h 00m
Cathay Pacific
Deal found 5/3![Cathay Pacific logo]()
$1,178
This ScholarTrip deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” 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.
Mon 10/261:30 am
BOS
- OKA
1 stop28h 50m
Cathay Pacific
Mon 11/211:55 am
OKA
- BOS
1 stop24h 05m
Cathay Pacific
Deal found 5/3![Cathay Pacific logo]()
$1,195
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 May 8, 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 May 8, 2026.
This ScholarTrip deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” 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.
Mon 10/261:30 am
BOS
- OKA
1 stop28h 50m
Cathay Pacific
Mon 11/211:55 am
OKA
- BOS
1 stop24h 05m
Cathay Pacific
Deal found 5/3![Cathay Pacific logo]()
$1,195
This oojo deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 9/67:09 pm
BOS
- NGO
2 stops26h 46m
Multiple Airlines
Mon 9/2111:55 am
NGO
- BOS
2 stops39h 45m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$1,308
This oojo deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” 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.
Tue 10/276:37 pm
BOS
- OKA
2 stops25h 38m
EVA Air
Mon 11/210:15 am
OKA
- BOS
2 stops35h 47m
EVA Air
Deal found 5/3![EVA Air logo]()
$1,357
This Turkish Airlines deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” 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.
Mon 9/79:50 pm
BOS
- KIX
1 stop32h 15m
Turkish Airlines
Wed 9/910:10 pm
KIX
- BOS
1 stop34h 45m
Turkish Airlines
Deal found 5/7![Turkish Airlines logo]()
$1,525
This Qatar Airways deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 8/710:00 pm
BOS
- NRT
1 stop32h 10m
Qatar Airways
Sun 8/1610:25 pm
NRT
- BOS
1 stop29h 50m
Qatar Airways
Deal found 5/6![Qatar Airways logo]()
$1,581
This Asiana Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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.
Sat 9/1211:54 am
BOS
- OKA
2 stops64h 21m
Asiana Airlines
Sat 9/196:15 pm
OKA
- BOS
2 stops26h 23m
Asiana Airlines
Deal found 5/6![Asiana Airlines logo]()
$1,790
This United Airlines deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” 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 8/28:00 am
BOS
- HND
1 stop16h 35m
United Airlines
Wed 8/123:50 pm
HND
- BOS
1 stop18h 09m
United Airlines
Deal found 5/4![United Airlines logo]()
$1,793
This Delta deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” 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 7/225:30 am
BOS
- HND
1 stop21h 45m
Delta
Wed 8/56:25 pm
HND
- BOS
1 stop18h 34m
Delta
Deal found 5/7![Delta logo]()
$1,865
This Air Canada deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” 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 9/610:50 am
BOS
- CTS
2 stops19h 45m
Air Canada
Wed 9/91:40 pm
CTS
- BOS
2 stops38h 01m
Air Canada
Deal found 5/7![Air Canada logo]()
$1,926
This Korean Air deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” 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 9/112:55 pm
BOS
- UKB
1 stop33h 00m
Korean Air
Wed 9/1611:55 am
UKB
- BOS
1 stop35h 15m
Korean Air
Deal found 5/3![Korean Air logo]()
$2,178
This Cathay Pacific deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 9/111:45 am
BOS
- OKA
1 stop19h 55m
Cathay Pacific
Mon 9/2111:35 am
OKA
- BOS
1 stop24h 30m
Cathay Pacific
Deal found 5/6![Cathay Pacific logo]()
$1,317
This Cathay Pacific deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” 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 9/201:45 am
BOS
- CTS
1 stop24h 35m
Multiple Airlines
Fri 10/29:20 pm
CTS
- BOS
2 stops38h 45m
Multiple Airlines
Deal found 5/4![Multiple Airlines logo]()
$1,414
This Cathay Pacific deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 10/301:30 am
BOS
- KIX
2 stops24h 25m
Cathay Pacific
Tue 11/109:25 am
KIX
- BOS
1 stop26h 35m
Cathay Pacific
Deal found 5/6![Cathay Pacific logo]()
$1,350
This China Airlines deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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.
Mon 11/26:32 pm
BOS
- NRT
2 stops28h 58m
Multiple Airlines
Fri 11/137:30 pm
NRT
- BOS
2 stops25h 29m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$1,438
This BusinessClass deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” 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.
Sat 10/171:45 am
BOS
- FUK
1 stop24h 45m
Cathay Pacific
Tue 10/272:10 pm
FUK
- BOS
1 stop21h 50m
Cathay Pacific
Deal found 5/7![Cathay Pacific logo]()
$1,355
This Qatar Airways deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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 6/1610:00 pm
BOS
- NRT
1 stop25h 55m
Qatar Airways
Fri 12/189:55 pm
NRT
- BOS
1 stop30h 25m
Qatar Airways
Deal found 5/5![Qatar Airways logo]()
$1,729
This China Airlines deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” 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.
Thu 10/296:37 pm
BOS
- NRT
2 stops29h 53m
Multiple Airlines
Mon 11/167:30 pm
NRT
- BOS
2 stops25h 11m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$1,446
This United Airlines deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” 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 8/28:00 am
BOS
- NRT
1 stop17h 30m
United Airlines
Wed 8/125:25 pm
NRT
- BOS
2 stops19h 29m
United Airlines
Deal found 5/4![United Airlines logo]()
$1,799
This Asiana Airlines deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1011:54 am
BOS
- OKA
2 stops40h 21m
Asiana Airlines
Mon 9/146:15 pm
OKA
- BOS
2 stops26h 23m
Asiana Airlines
Deal found 5/4![Asiana Airlines logo]()
$1,821
This KAYAK deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” 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 10/81:45 am
BOS
- CTS
1 stop24h 35m
Cathay Pacific
Sun 10/1811:50 am
CTS
- BOS
2 stops48h 15m
Cathay Pacific
Deal found 5/3![Cathay Pacific logo]()
$1,369
This Delta deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 7/287:10 am
BOS
- HND
1 stop16h 55m
Delta
Thu 8/66:25 pm
HND
- BOS
1 stop18h 34m
Delta
Deal found 5/6![Delta logo]()
$1,865
This Qatar Airways deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” 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 6/23:50 pm
BOS
- NRT
2 stops39h 10m
Qatar Airways
Wed 6/245:25 pm
NRT
- BOS
2 stops34h 26m
Qatar Airways
Deal found 5/3![Qatar Airways logo]()
$1,799
This United Airlines deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/196:00 am
BOS
- ITM
2 stops22h 05m
United Airlines
Thu 8/2712:50 pm
ITM
- BOS
2 stops25h 15m
United Airlines
Deal found 5/3![United Airlines logo]()
$1,803
This Cathay Pacific deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 11/112:30 am
BOS
- KIX
2 stops24h 25m
Cathay Pacific
Mon 11/99:25 am
KIX
- BOS
1 stop26h 35m
Cathay Pacific
Deal found 5/6![Cathay Pacific logo]()
$1,375
This Expedia deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” 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.
Mon 8/311:45 am
BOS
- OKA
1 stop28h 45m
Multiple Airlines
Wed 9/3010:50 am
OKA
- BOS
2 stops49h 15m
Multiple Airlines
Deal found 5/4![Multiple Airlines logo]()
$1,519
This Delta deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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 7/317:00 am
BOS
- HND
2 stops20h 15m
Delta
Fri 8/76:25 pm
HND
- BOS
1 stop18h 34m
Delta
Deal found 5/6![Delta logo]()
$1,924
This Air Canada deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” 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 9/245:50 am
BOS
- NGO
2 stops23h 45m
Air Canada
Mon 9/282:00 pm
NGO
- BOS
2 stops32h 55m
Air Canada
Deal found 5/7![Air Canada logo]()
$2,160
This United Airlines deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/187:35 am
BOS
- ITM
2 stops20h 30m
United Airlines
Thu 8/2712:50 pm
ITM
- BOS
2 stops23h 35m
United Airlines
Deal found 5/3![United Airlines logo]()
$1,803
This China Airlines deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” 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.
Thu 9/177:59 pm
BOS
- FUK
2 stops24h 56m
Multiple Airlines
Sun 9/279:00 pm
FUK
- BOS
2 stops23h 39m
Multiple Airlines
Deal found 5/4![Multiple Airlines logo]()
$1,526
This Qatar Airways deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” 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.
Sat 5/235:45 pm
BOS
- NRT
2 stops37h 15m
Qatar Airways
Thu 6/1810:25 pm
NRT
- BOS
1 stop29h 50m
Qatar Airways
Deal found 5/6![Qatar Airways logo]()
$1,877
Last-minute flights from Boston to JapanDiscover last-minute flight deals from Boston to Japan. Data last updated May 8, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Japan. Data last updated May 8, 2026 and is based on user searches.
This ScholarTrip deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” 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.
Wed 5/61:45 am
BOS
- OKA
1 stop28h 45m
Cathay Pacific
Sat 5/911:35 am
OKA
- BOS
1 stop24h 30m
Cathay Pacific
Deal found 5/3![Cathay Pacific logo]()
$1,245
This deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/710:45 am
BOS
- NRT
1 stop16h 05m
Air Canada
Sat 5/235:35 pm
NRT
- BOS
1 stop40h 52m
Air Canada
Deal found 5/5![Air Canada logo]()
$1,365
This deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/85:50 am
BOS
- NRT
1 stop20h 35m
Air Canada
Fri 5/155:25 pm
NRT
- BOS
1 stop42h 14m
Air Canada
Deal found 5/4![Air Canada logo]()
$1,283
This FlightHub deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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 5/91:45 am
BOS
- KIX
2 stops24h 05m
Cathay Pacific
Wed 5/209:05 am
KIX
- BOS
1 stop27h 00m
Cathay Pacific
Deal found 5/5![Cathay Pacific logo]()
$1,255
This deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/2110:45 am
BOS
- NRT
1 stop16h 05m
Air Canada
Thu 5/285:35 pm
NRT
- BOS
1 stop40h 52m
Air Canada
Deal found 5/5![Air Canada logo]()
$1,303
This deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/285:50 am
BOS
- NRT
1 stop20h 35m
Air Canada
Sat 6/65:25 pm
NRT
- BOS
1 stop42h 14m
Air Canada
Deal found 5/5![Air Canada logo]()
$1,345
This deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/3010:35 am
BOS
- NRT
1 stop15h 50m
Air Canada
Tue 6/95:35 pm
NRT
- BOS
1 stop40h 52m
Air Canada
Deal found 5/5![Air Canada logo]()
$1,378
This Trip.com deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/26:30 pm
BOS
- NRT
2 stops29h 10m
Multiple Airlines
Tue 6/163:55 pm
NRT
- BOS
2 stops43h 25m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$1,331
This Trip.com deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/26:30 pm
BOS
- NRT
2 stops29h 10m
Multiple Airlines
Mon 6/223:55 pm
NRT
- BOS
2 stops38h 45m
Multiple Airlines
Deal found 5/6![Multiple Airlines logo]()
$1,347
This deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/210:35 am
BOS
- NRT
1 stop15h 50m
Air Canada
Tue 6/165:25 pm
NRT
- BOS
1 stop42h 14m
Air Canada
Deal found 5/5![Air Canada logo]()
$1,366
This Trip.com deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/96:30 pm
BOS
- NRT
2 stops29h 10m
Multiple Airlines
Tue 6/233:55 pm
NRT
- BOS
2 stops43h 25m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$1,330
This Trip.com deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/156:30 pm
BOS
- NRT
2 stops29h 10m
Multiple Airlines
Mon 6/223:55 pm
NRT
- BOS
2 stops30h 10m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$1,334
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 May 8, 2026.
Search for one-way flight options from Boston to Japan. Find affordable one-way fares based on user searches. Data last updated May 8, 2026.
This SmartFares deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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 9/96:40 pm
BOS
- KIX
2 stops29h 05m
Hainan Airlines
Deal found 5/5![Hainan Airlines logo]()
$472
This Kiwi.com deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” 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 9/136:30 pm
BOS
- CTS
3 stops36h 10m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$511
This Kiwi.com deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” 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 7/289:14 am
BOS
- KIX
3 stops47h 46m
Multiple Airlines
Deal found 5/7![Multiple Airlines logo]()
$514
This Kiwi.com deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” 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 7/289:14 am
BOS
- FUK
3 stops44h 06m
Multiple Airlines
Deal found 5/7![Multiple Airlines logo]()
$516
This Kiwi.com deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” 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 9/156:30 pm
BOS
- CTS
3 stops33h 30m
Multiple Airlines
Deal found 5/3![Multiple Airlines logo]()
$516
This Kiwi.com deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/411:05 am
BOS
- KIX
3 stops45h 55m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$524
This SmartFares deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/236:40 pm
BOS
- KIX
2 stops29h 05m
Hainan Airlines
Deal found 5/7![Hainan Airlines logo]()
$529
This Kiwi.com deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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 9/221:00 pm
BOS
- KIX
3 stops44h 00m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$538
This Kiwi.com deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” 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 10/166:30 pm
BOS
- KIX
3 stops50h 35m
Multiple Airlines
Deal found 5/4![Multiple Airlines logo]()
$541
This Kiwi.com deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” 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 7/289:14 am
BOS
- ITM
3 stops44h 41m
Multiple Airlines
Deal found 5/7![Multiple Airlines logo]()
$543
This Flightnetwork deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/56:40 pm
BOS
- KIX
1 stop29h 05m
Hainan Airlines
Deal found 5/3![Hainan Airlines logo]()
$548
This Kiwi.com deal was found by Cheapflights users on 5/5. Clicking the “Pick Dates” 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 10/156:30 pm
BOS
- KIX
3 stops38h 30m
Multiple Airlines
Deal found 5/5![Multiple Airlines logo]()
$549
Find flight deals from Boston to Japan
Keep the following information in mind while searching for Boston to Japan flight deals. Data was last updated May 8, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $905 (Kiwi.com) |
One-way from | $472 (SmartFares) |
Popular in | June |
Cheapest in | January |
Average price | $1,411 |
Good round-trip deal | $1,222 or less |
Good one-way deal | $659 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 May 8, 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
BostonOkinawa
BOS - OKA
BOSOKA
Boston Logan Intl
Mon 10/26
1:30 am-7:20 pm
1 stop28h 50m
Okinawa Naha
Mon 11/2
11:55 am-10:00 pm
1 stop24h 05m
$1,195
BostonNagoya
BOS - NGO
BOSNGO
Boston Logan Intl
Sun 9/6
7:09 pm-10:55 am
2 stops26h 46m
Nagoya Chubu Centrair Intl
Mon 9/21
11:55 am-2:40 pm
2 stops39h 45m
$1,308
BostonOkinawa
BOS - OKA
BOSOKA
Boston Logan Intl
Fri 9/11
1:45 am-10:40 am
1 stop19h 55m
Okinawa Naha
Mon 9/21
11:35 am-11:05 pm
1 stop24h 30m
$1,317
BostonOsaka
BOS - KIX
BOSKIX
Boston Logan Intl
Fri 10/30
1:30 am-2:55 pm
2 stops24h 25m
Osaka Kansai Intl
Tue 11/10
9:25 am-10:00 pm
1 stop26h 35m
$1,350
BostonFukuoka
BOS - FUK
BOSFUK
Boston Logan Intl
Sat 10/17
1:45 am-3:30 pm
1 stop24h 45m
Fukuoka
Tue 10/27
2:10 pm-11:00 pm
1 stop21h 50m
$1,355
BostonOkinawa
BOS - OKA
BOSOKA
Boston Logan Intl
Tue 10/27
6:37 pm-9:15 am
2 stops25h 38m
Okinawa Naha
Mon 11/2
10:15 am-8:02 am
2 stops35h 47m
$1,357
BostonSapporo
BOS - CTS
BOSCTS
Boston Logan Intl
Thu 10/8
1:45 am-3:20 pm
1 stop24h 35m
Sapporo Chitose
Sun 10/18
11:50 am-11:05 pm
2 stops48h 15m
$1,369
BostonOsaka
BOS - KIX
BOSKIX
Boston Logan Intl
Sun 11/1
12:30 am-2:55 pm
2 stops24h 25m
Osaka Kansai Intl
Mon 11/9
9:25 am-10:00 pm
1 stop26h 35m
$1,375
BostonSapporo
BOS - CTS
BOSCTS
Boston Logan Intl
Sun 9/20
1:45 am-3:20 pm
1 stop24h 35m
Sapporo Chitose
Fri 10/2
9:20 pm-11:05 pm
2 stops38h 45m
$1,414
BostonTokyo
BOS - NRT
BOSNRT
Boston Logan Intl
Mon 11/2
6:32 pm-1:30 pm
2 stops28h 58m
Tokyo Narita
Fri 11/13
7:30 pm-6:59 am
2 stops25h 29m
$1,438
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-OKA
BOS-KIX
BOS-NRT
BOS-NGO
BOS-HND
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-OKA
BOS-KIX
BOS-NRT
BOS-NGO
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 May 8, 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 May 8, 2026.
Peruse reviews from past customers who have flown with Japan Airlines,ANA, andDelta from Boston to Japan to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Comfort
8.2
Crew
8.7
Boarding
8.4
Overall
8.3
Entertainment
7.8
Food
7.7
Reviews
1 / 20
10.0
ExcellentAnonymous,Nov 2025
BKK - NRT
Comfort
8.2
Crew
8.7
Boarding
8.4
Overall
8.3
Entertainment
7.8
Food
7.7
Reviews
1 / 20
10.0
ExcellentAnonymous,Nov 2025
BKK - NRT
Comfort
8.2
Crew
8.7
Boarding
8.4
Overall
8.3
Entertainment
7.8
Food
7.7
Reviews
1 / 20
10.0
ExcellentAnonymous,Nov 2025
BKK - NRT
Comfort
8.2
Crew
8.7
Boarding
8.4
Overall
8.3
Entertainment
7.8
Food
7.7
Reviews
1 / 20
10.0
ExcellentAnonymous,Nov 2025
BKK - NRT
Comfort
8.2
Crew
8.7
Boarding
8.4
Overall
8.3
Entertainment
7.8
Food
7.7
Reviews
1 / 20
10.0
ExcellentAnonymous,Nov 2025
BKK - NRT
Comfort
8.2
Crew
8.7
Boarding
8.4
Overall
8.3
Entertainment
7.8
Food
7.7
Reviews
1 / 20
10.0
ExcellentAnonymous,Nov 2025
BKK - NRT
Related info for your journey
Find useful and relevant information for your journey from Boston to Japan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Boston to Japan
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Complete your trip
Complete your trip to Japan by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Boston to Japan by cabin class
Find flights from Boston to Japan, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Boston and Japan flights
Browse other Boston and Japan flight options. Last updated on May 8, 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 May 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$171 | Average$229 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$497 | Average$1,133 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$725 | Average$1,149 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$874 | Average$1,299 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$916 | Average$1,266 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$997 | Average$1,430 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$1,061 | Average$1,530 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$1,098 | Average$1,192 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$1,282 | Average$2,146 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$1,301 | Average$2,299 | FlexibilityNo cancel fee | On-time71% |