$497+ 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 7 — Aug 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 July 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 July 8, 2026.
This Air Canada deal was found by Cheapflights users on 7/3. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:50 pm
BOS
- KIX
2 stops32h 35m
Air Canada
Tue 9/86:00 pm
KIX
- BOS
2 stops28h 50m
Air Canada
Deal found 7/3![Air Canada logo]()
$932
This Air Canada deal was found by Cheapflights users on 7/4. 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 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 7/4![Air Canada logo]()
$935
This Air Canada deal was found by Cheapflights users on 7/6. 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 Air Canada 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 9/236:00 pm
KIX
- BOS
1 stop30h 55m
Air Canada
Deal found 7/6![Air Canada logo]()
$943
This Air Canada deal was found by Cheapflights users on 7/4. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:00 am
BOS
- KIX
1 stop21h 25m
Air Canada
Wed 9/166:00 pm
KIX
- BOS
2 stops28h 50m
Air Canada
Deal found 7/4![Air Canada logo]()
$945
This FlightHub deal was found by Cheapflights users on 7/3. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/210:40 am
BOS
- ITM
2 stops19h 15m
Air Canada
Tue 9/812:50 pm
ITM
- BOS
2 stops21h 36m
Air Canada
Deal found 7/3![Air Canada logo]()
$956
This Air Canada deal was found by Cheapflights users on 7/3. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/110:40 am
BOS
- ITM
2 stops19h 15m
Air Canada
Tue 9/82:00 pm
ITM
- BOS
2 stops32h 50m
Air Canada
Deal found 7/3![Air Canada logo]()
$962
This Air Canada deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” 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 7/8![Multiple Airlines logo]()
$985
This FlightHub deal was found by Cheapflights users on 7/3. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:50 pm
BOS
- ITM
2 stops35h 05m
Multiple Airlines
Thu 9/177:05 am
ITM
- BOS
2 stops28h 35m
Multiple Airlines
Deal found 7/3![Multiple Airlines logo]()
$1,009
This FlightHub deal was found by Cheapflights users on 7/4. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/16:00 am
BOS
- ITM
2 stops23h 10m
Air Canada
Wed 9/1612:50 pm
ITM
- BOS
2 stops22h 50m
Air Canada
Deal found 7/4![Air Canada logo]()
$1,022
This Korean Air deal was found by Cheapflights users on 7/3. 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.
Mon 11/211:00 am
BOS
- OKA
1 stop40h 05m
Korean Air
Mon 11/96:05 pm
OKA
- BOS
1 stop28h 35m
Korean Air
Deal found 7/3![Korean Air logo]()
$1,030
This Korean Air deal was found by Cheapflights users on 7/6. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1811:00 am
BOS
- NGO
1 stop19h 40m
Korean Air
Tue 12/11:40 pm
NGO
- BOS
1 stop33h 00m
Korean Air
Deal found 7/6![Korean Air logo]()
$1,043
This Korean Air deal was found by Cheapflights users on 7/3. 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.
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 7/3![Korean Air logo]()
$1,043
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 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 July 8, 2026.
This Korean Air deal was found by Cheapflights users on 7/6. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2211:00 am
BOS
- UKB
1 stop33h 10m
Korean Air
Tue 12/16:40 pm
UKB
- BOS
1 stop28h 00m
Korean Air
Deal found 7/6![Korean Air logo]()
$1,043
This Air Canada deal was found by Cheapflights users on 7/4. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2310:40 am
BOS
- CTS
2 stops20h 30m
Multiple Airlines
Tue 9/11:40 pm
CTS
- BOS
2 stops38h 01m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$1,095
This oojo deal was found by Cheapflights users on 7/3. 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.
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 7/3![Cathay Pacific logo]()
$1,217
This FlightHub deal was found by Cheapflights users on 7/3. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/179:30 am
BOS
- FUK
2 stops39h 55m
ANA
Sun 9/2711:20 am
FUK
- BOS
2 stops25h 04m
ANA
Deal found 7/3![ANA logo]()
$1,230
This United Airlines deal was found by Cheapflights users on 7/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:01 pm
BOS
- KIX
2 stops32h 49m
United Airlines
Thu 8/274:55 pm
KIX
- BOS
1 stop19h 04m
United Airlines
Deal found 7/7![United Airlines logo]()
$1,231
This Delta deal was found by Cheapflights users on 7/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/127:10 pm
BOS
- NGO
2 stops28h 20m
Delta
Tue 7/211:40 pm
NGO
- BOS
2 stops29h 25m
Delta
Deal found 7/4![Delta logo]()
$1,242
This China Eastern deal was found by Cheapflights users on 7/3. 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 Eastern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/136:20 am
BOS
- HND
2 stops41h 10m
China Eastern
Fri 10/238:40 am
HND
- BOS
2 stops28h 14m
China Eastern
Deal found 7/3![China Eastern logo]()
$1,295
This American Airlines deal was found by Cheapflights users on 7/5. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/186:00 am
BOS
- FUK
2 stops24h 00m
American Airlines
Tue 8/2512:45 pm
FUK
- BOS
2 stops23h 52m
American Airlines
Deal found 7/5![American Airlines logo]()
$1,369
This oojo deal was found by Cheapflights users on 7/7. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/121:15 pm
BOS
- NGO
1 stop17h 55m
Japan Airlines
Tue 7/218:20 am
NGO
- BOS
1 stop22h 55m
Japan Airlines
Deal found 7/7![Japan Airlines logo]()
$1,449
This Scandinavian Airlines deal was found by Cheapflights users on 7/4. 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 Scandinavian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/295:40 pm
BOS
- HND
1 stop25h 15m
Scandinavian Airlines
Sun 9/1311:05 am
HND
- BOS
1 stop41h 30m
Scandinavian Airlines
Deal found 7/4![Scandinavian Airlines logo]()
$1,589
This FlightHub deal was found by Cheapflights users on 7/7. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/166:00 am
BOS
- ITM
2 stops23h 10m
Air Canada
Sun 8/2312:50 pm
ITM
- BOS
2 stops21h 37m
Air Canada
Deal found 7/7![Air Canada logo]()
$1,616
This Qatar Airways deal was found by Cheapflights users on 7/4. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:40 pm
BOS
- FUK
3 stops48h 30m
Qatar Airways
Sun 9/274:00 pm
FUK
- BOS
2 stops36h 15m
Qatar Airways
Deal found 7/4![Qatar Airways logo]()
$1,706
This Singapore Airlines deal was found by Cheapflights users on 7/4. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/252:45 pm
BOS
- NRT
3 stops37h 45m
Singapore Airlines
Sun 9/1310:55 am
NRT
- BOS
3 stops43h 04m
Singapore Airlines
Deal found 7/4![Singapore Airlines logo]()
$2,077
This Korean Air deal was found by Cheapflights users on 7/5. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1512:55 pm
BOS
- KIX
1 stop33h 25m
Korean Air
Wed 11/116:10 pm
KIX
- BOS
1 stop28h 30m
Korean Air
Deal found 7/5![Korean Air logo]()
$1,045
This Emirates deal was found by Cheapflights users on 7/3. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3011:05 pm
BOS
- NRT
1 stop29h 30m
Emirates
Thu 8/610:30 pm
NRT
- BOS
1 stop28h 40m
Emirates
Deal found 7/3![Emirates logo]()
$2,293
This Korean Air deal was found by Cheapflights users on 7/6. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/211:10 pm
BOS
- UKB
2 stops31h 00m
Korean Air
Wed 12/211:10 am
UKB
- BOS
1 stop35h 30m
Korean Air
Deal found 7/6![Korean Air logo]()
$1,049
This United Airlines deal was found by Cheapflights users on 7/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/152:00 pm
BOS
- KIX
1 stop35h 50m
United Airlines
Thu 8/274:55 pm
KIX
- BOS
1 stop19h 04m
United Airlines
Deal found 7/7![United Airlines logo]()
$1,238
This Air Canada deal was found by Cheapflights users on 7/4. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1110:40 am
BOS
- NGO
2 stops18h 55m
Multiple Airlines
Thu 8/202:00 pm
NGO
- BOS
2 stops21h 38m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$1,256
This Delta deal was found by Cheapflights users on 7/4. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/75:30 am
BOS
- HND
2 stops19h 50m
Delta
Fri 8/144:05 pm
HND
- BOS
1 stop20h 53m
Delta
Deal found 7/4![Delta logo]()
$1,283
This Cathay Pacific deal was found by Cheapflights users on 7/7. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/171:45 am
BOS
- NRT
1 stop25h 20m
Cathay Pacific
Sun 12/139:30 pm
NRT
- BOS
1 stop38h 30m
Cathay Pacific
Deal found 7/7![Cathay Pacific logo]()
$1,306
This FlightHub deal was found by Cheapflights users on 7/7. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/87:28 am
BOS
- FUK
2 stops41h 52m
ANA
Sun 8/2312:55 pm
FUK
- BOS
2 stops22h 04m
ANA
Deal found 7/7![ANA logo]()
$1,370
This Korean Air deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” 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 9/1112:55 pm
BOS
- UKB
1 stop33h 00m
Korean Air
Tue 9/2211:55 am
UKB
- BOS
2 stops32h 29m
Korean Air
Deal found 7/8![Korean Air logo]()
$1,154
This Air Canada deal was found by Cheapflights users on 7/3. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/1210:40 am
BOS
- NGO
2 stops20h 30m
Multiple Airlines
Tue 7/218:20 am
NGO
- BOS
2 stops26h 07m
Multiple Airlines
Deal found 7/3![Multiple Airlines logo]()
$1,278
This United Airlines deal was found by Cheapflights users on 7/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/269:00 am
BOS
- NRT
1 stop17h 10m
United Airlines
Mon 8/315:05 pm
NRT
- BOS
1 stop16h 57m
United Airlines
Deal found 7/7![United Airlines logo]()
$1,278
This Delta deal was found by Cheapflights users on 7/7. 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.
Thu 8/65:51 am
BOS
- HND
1 stop18h 14m
Delta
Fri 8/144:05 pm
HND
- BOS
2 stops20h 54m
Delta
Deal found 7/7![Delta logo]()
$1,283
This oojo deal was found by Cheapflights users on 7/7. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/291:45 am
BOS
- NGO
1 stop30h 30m
Cathay Pacific
Thu 9/104:10 pm
NGO
- BOS
1 stop43h 55m
Cathay Pacific
Deal found 7/7![Cathay Pacific logo]()
$1,321
This Japan Airlines deal was found by Cheapflights users on 7/5. 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 Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/21:00 pm
BOS
- NRT
Nonstop14h 00m
Japan Airlines
Fri 9/186:25 pm
NRT
- BOS
Nonstop12h 45m
Japan Airlines
Deal found 7/5![Japan Airlines logo]()
$1,486
This United Airlines deal was found by Cheapflights users on 7/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/218:00 am
BOS
- HND
1 stop16h 35m
United Airlines
Mon 8/35:45 pm
HND
- BOS
1 stop17h 08m
United Airlines
Deal found 7/7![United Airlines logo]()
$1,279
This Delta deal was found by Cheapflights users on 7/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/195:51 am
BOS
- HND
2 stops19h 29m
Delta
Mon 8/314:20 pm
HND
- BOS
2 stops18h 41m
Delta
Deal found 7/3![Delta logo]()
$1,283
This Expedia deal was found by Cheapflights users on 7/7. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/197:19 am
BOS
- CTS
2 stops23h 16m
ANA
Tue 8/412:00 pm
CTS
- BOS
2 stops22h 56m
ANA
Deal found 7/7![ANA logo]()
$1,498
Last-minute flights from Boston to JapanDiscover last-minute flight deals from Boston to Japan. Data last updated July 8, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Japan. Data last updated July 8, 2026 and is based on user searches.
This Air Canada deal was found by Cheapflights users on 7/4. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2310:40 am
BOS
- CTS
2 stops20h 30m
Multiple Airlines
Tue 9/11:40 pm
CTS
- BOS
2 stops38h 01m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$1,095
This FlightHub deal was found by Cheapflights users on 7/3. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/236:50 pm
BOS
- KIX
2 stops32h 35m
Multiple Airlines
Sun 12/139:10 pm
KIX
- BOS
2 stops38h 18m
Multiple Airlines
Deal found 7/3![Multiple Airlines logo]()
$1,122
This Air Canada deal was found by Cheapflights users on 7/3. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/2310:40 am
BOS
- ITM
2 stops19h 15m
Air Canada
Mon 12/142:00 pm
ITM
- BOS
2 stops21h 28m
Air Canada
Deal found 7/3![Air Canada logo]()
$1,141
This lastminute.com deal was found by Cheapflights users on 7/4. 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 lastminute.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/249:30 am
BOS
- OKA
2 stops24h 45m
ANA
Wed 9/910:55 am
OKA
- BOS
2 stops25h 04m
ANA
Deal found 7/4![ANA logo]()
$1,122
This FlightHub deal was found by Cheapflights users on 7/5. 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.
Mon 8/245:45 am
BOS
- CTS
2 stops24h 50m
Air Canada
Tue 9/11:40 pm
CTS
- BOS
2 stops20h 47m
Air Canada
Deal found 7/5![Air Canada logo]()
$1,141
This Air Canada deal was found by Cheapflights users on 7/5. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/256:50 pm
BOS
- CTS
2 stops35h 45m
Multiple Airlines
Wed 9/21:40 pm
CTS
- BOS
2 stops20h 47m
Multiple Airlines
Deal found 7/5![Multiple Airlines logo]()
$1,092
This Gotogate deal was found by Cheapflights users on 7/4. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2610:40 am
BOS
- KIX
2 stops20h 10m
Multiple Airlines
Wed 9/29:20 am
KIX
- BOS
2 stops25h 07m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$1,126
This Mytrip deal was found by Cheapflights users on 7/4. 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 8/267:15 pm
BOS
- KIX
1 stop32h 10m
Air Canada
Wed 9/29:20 am
KIX
- BOS
2 stops25h 07m
Air Canada
Deal found 7/4![Air Canada logo]()
$1,142
This Air Canada deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” 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 7/8![Multiple Airlines logo]()
$985
This FlightHub deal was found by Cheapflights users on 7/3. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/317:45 am
BOS
- KIX
1 stop42h 05m
ANA
Wed 9/94:55 pm
KIX
- BOS
1 stop19h 04m
ANA
Deal found 7/3![ANA logo]()
$1,103
This United Airlines deal was found by Cheapflights users on 7/3. 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.
Mon 8/316:13 pm
BOS
- KIX
1 stop31h 37m
United Airlines
Thu 9/104:55 pm
KIX
- BOS
1 stop19h 04m
United Airlines
Deal found 7/3![United Airlines logo]()
$1,107
This FlightHub deal was found by Cheapflights users on 7/3. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/315:45 am
BOS
- ITM
2 stops24h 10m
Air Canada
Wed 9/912:50 pm
ITM
- BOS
2 stops21h 36m
Air Canada
Deal found 7/3![Air Canada logo]()
$1,126
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 8, 2026.
Search for one-way flight options from Boston to Japan. Find affordable one-way fares based on user searches. Data last updated July 8, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/7. 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.
Thu 8/207:45 pm
BOS
- KIX
3 stops50h 45m
Multiple Airlines
Deal found 7/7![Multiple Airlines logo]()
$497
This Kiwi.com deal was found by Cheapflights users on 7/4. 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.
Sat 8/2910:04 am
BOS
- FUK
3 stops57h 21m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$499
This Kiwi.com deal was found by Cheapflights users on 7/4. 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 8/2810:04 am
BOS
- FUK
3 stops57h 21m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$500
This Kiwi.com deal was found by Cheapflights users on 7/4. 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.
Mon 8/317:25 am
BOS
- FUK
2 stops44h 05m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$506
This Kiwi.com deal was found by Cheapflights users on 7/4. 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.
Thu 8/279:36 am
BOS
- FUK
3 stops57h 49m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$507
This Kiwi.com deal was found by Cheapflights users on 7/3. 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.
Wed 8/1210:04 am
BOS
- CTS
3 stops57h 36m
Multiple Airlines
Deal found 7/3![Multiple Airlines logo]()
$515
This Kiwi.com deal was found by Cheapflights users on 7/4. 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.
Sun 8/307:25 am
BOS
- FUK
2 stops43h 35m
Multiple Airlines
Deal found 7/4![Multiple Airlines logo]()
$520
This SmartFares deal was found by Cheapflights users on 7/3. 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 SmartFares 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
Deal found 7/3![Hainan Airlines logo]()
$524
This Kiwi.com deal was found by Cheapflights users on 7/6. 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.
Mon 8/317:25 am
BOS
- HIJ
2 stops37h 05m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$526
This Kiwi.com deal was found by Cheapflights users on 7/6. 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.
Tue 7/216:30 pm
BOS
- KIX
3 stops37h 20m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$541
This Justfly.com deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” 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 7/306:55 pm
BOS
- KIX
2 stops56h 30m
Air Canada
Deal found 7/8![Air Canada logo]()
$547
This Trip.com deal was found by Cheapflights users on 7/6. 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.
Thu 9/103:55 pm
BOS
- KIX
3 stops33h 15m
Multiple Airlines
Deal found 7/6![Multiple Airlines logo]()
$553
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 8, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $932 (Air Canada) |
One-way from | $497 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $1,535 |
Good round-trip deal | $1,322 or less |
Good one-way deal | $619 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 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
BostonKobe
BOS - UKB
BOSUKB
Boston Logan Intl
Sun 11/22
11:00 am-10:10 am
1 stop33h 10m
Kobe
Tue 12/1
6:40 pm-8:40 am
1 stop28h 00m
$1,043
BostonOsaka
BOS - KIX
BOSKIX
Boston Logan Intl
Tue 9/15
12:55 pm-11:20 am
1 stop33h 25m
Osaka Kansai Intl
Wed 11/11
6:10 pm-8:40 am
1 stop28h 30m
$1,045
BostonKobe
BOS - UKB
BOSUKB
Boston Logan Intl
Sat 11/21
1:10 pm-10:10 am
2 stops31h 00m
Kobe
Wed 12/2
11:10 am-8:40 am
1 stop35h 30m
$1,049
BostonSapporo
BOS - CTS
BOSCTS
Boston Logan Intl
Sun 8/23
10:40 am-8:10 pm
2 stops20h 30m
Sapporo Chitose
Tue 9/1
1:40 pm-2:41 pm
2 stops38h 01m
$1,095
BostonKobe
BOS - UKB
BOSUKB
Boston Logan Intl
Fri 9/11
12:55 pm-10:55 am
1 stop33h 00m
Kobe
Tue 9/22
11:55 am-7:24 am
2 stops32h 29m
$1,154
BostonFukuoka
BOS - FUK
BOSFUK
Boston Logan Intl
Wed 9/16
1:45 am-12:45 pm
1 stop22h 00m
Fukuoka
Sun 9/27
4:40 pm-11:05 pm
1 stop43h 25m
$1,217
BostonFukuoka
BOS - FUK
BOSFUK
Boston Logan Intl
Thu 9/17
9:30 am-2:25 pm
2 stops39h 55m
Fukuoka
Sun 9/27
11:20 am-11:24 pm
2 stops25h 04m
$1,230
BostonOsaka
BOS - KIX
BOSKIX
Boston Logan Intl
Tue 8/18
5:01 pm-2:50 pm
2 stops32h 49m
Osaka Kansai Intl
Thu 8/27
4:55 pm-10:59 pm
1 stop19h 04m
$1,231
BostonOsaka
BOS - KIX
BOSKIX
Boston Logan Intl
Sat 8/15
2:00 pm-2:50 pm
1 stop35h 50m
Osaka Kansai Intl
Thu 8/27
4:55 pm-10:59 pm
1 stop19h 04m
$1,238
BostonNagoya
BOS - NGO
BOSNGO
Boston Logan Intl
Sun 7/12
7:10 pm-12:30 pm
2 stops28h 20m
Nagoya Chubu Centrair Intl
Tue 7/21
1:40 pm-6:05 am
2 stops29h 25m
$1,242
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-UKB
BOS-CTS
BOS-FUK
BOS-KIX
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-UKB
BOS-CTS
BOS-FUK
BOS-KIX
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 $1,179). Flying from Boston to Japan in December is currently the most expensive (average of $2,948). 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 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 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 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.
Entertainment
7.8
Boarding
8.4
Crew
8.7
Overall
8.3
Food
7.7
Comfort
8.2
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
HNL - KIX
Entertainment
7.8
Boarding
8.4
Crew
8.7
Overall
8.3
Food
7.7
Comfort
8.2
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
HNL - KIX
Entertainment
7.8
Boarding
8.4
Crew
8.7
Overall
8.3
Food
7.7
Comfort
8.2
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
HNL - KIX
Entertainment
7.8
Boarding
8.4
Crew
8.7
Overall
8.3
Food
7.7
Comfort
8.2
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
HNL - KIX
Entertainment
7.8
Boarding
8.4
Crew
8.7
Overall
8.3
Food
7.7
Comfort
8.2
Reviews
1 / 20
10.0
ExcellentAnonymous,Sep 2025
HNL - KIX
Entertainment
7.8
Boarding
8.4
Crew
8.7
Overall
8.3
Food
7.7
Comfort
8.2
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
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Boston and Japan flights
Browse other Boston and Japan flight options. Last updated on July 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 July 8, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$189 | Average$232 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$722 | Average$1,266 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$833 | Average$1,233 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$849 | Average$1,363 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$891 | Average$1,375 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$1,061 | Average$1,555 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$1,094 | Average$1,578 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$1,098 | Average$1,192 | FlexibilityNo cancel fee | On-time60% | |
| Cheapest$1,174 | Average$2,002 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$1,297 | Average$2,344 | FlexibilityNo cancel fee | On-time71% |