$398+ Cheap flights from Idaho to Japan
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/11. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — FUK
Sep 13 — Sep 201
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Idaho to Japan with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Idaho to Japan
Cheapest
Best
Last-minute
One-way
Cheapest flights from Idaho to JapanExplore the most affordable flight options available from Idaho to Japan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2026.
Explore the most affordable flight options available from Idaho to Japan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2026.
This FlightHub deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” 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 8/195:44 pm -
2 stops30h 11m
Wed 9/94:50 pm -
2 stops31h 45m
Deal found 8/12![Air Canada logo]()
$866
This Mytrip deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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.
Tue 9/15:00 am -
2 stops44h 25m
Tue 9/156:00 pm -
2 stops36h 31m
Deal found 8/13![Air Canada logo]()
$896
This CheapOair deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/95:00 am -
2 stops18h 55m
Tue 9/224:50 pm -
2 stops31h 45m
Deal found 8/12![Air Canada logo]()
$911
This CheapOair deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/145:40 pm -
2 stops30h 15m
Mon 11/306:15 pm -
2 stops55h 28m
Deal found 8/11![Air Canada logo]()
$964
This Kiwi.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3010:14 am -
1 stop18h 46m
Mon 10/511:30 am -
2 stops40h 05m
Deal found 8/13![Multiple Airlines logo]()
$1,020
This Kiwi.com deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/217:20 am -
1 stop18h 10m
Thu 10/294:00 pm -
2 stops37h 57m
Deal found 8/14![Multiple Airlines logo]()
$1,032
This Kiwi.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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 9/292:16 pm -
2 stops34h 09m
Thu 10/89:30 pm -
1 stop14h 50m
Deal found 8/13![Multiple Airlines logo]()
$1,033
This Justfly.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” 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 9/105:00 am -
2 stops18h 55m
Thu 9/175:50 pm -
2 stops54h 44m
Deal found 8/11![Air Canada logo]()
$1,054
This FlightHub deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/255:00 am -
2 stops42h 55m
Sat 8/295:35 pm -
2 stops55h 00m
Deal found 8/12![Air Canada logo]()
$1,056
This Kiwi.com deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/208:57 am -
1 stop20h 03m
Tue 10/277:05 pm -
2 stops57h 42m
Deal found 8/14![Multiple Airlines logo]()
$1,058
This Kiwi.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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 9/292:16 pm -
2 stops34h 09m
Mon 10/59:30 pm -
1 stop14h 50m
Deal found 8/13![Multiple Airlines logo]()
$1,064
This Kiwi.com deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” 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 9/155:12 am -
2 stops21h 58m
Mon 9/219:30 pm -
1 stop31h 52m
Deal found 8/12![Multiple Airlines logo]()
$1,064
Best flights from Idaho to JapanDiscover carefully curated flight deals from Idaho to Japan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 14, 2026.
Discover carefully curated flight deals from Idaho to Japan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 14, 2026.
This Mytrip deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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.
Tue 9/15:00 am -
2 stops44h 25m
Tue 9/156:00 pm -
2 stops36h 31m
Deal found 8/13![Air Canada logo]()
$896
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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 1/127:02 am -
1 stop14h 58m
Fri 2/125:30 pm -
2 stops23h 08m
Deal found 8/13![United Airlines logo]()
$1,113
This American Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/129:53 am -
2 stops18h 02m
Thu 1/283:25 pm -
2 stops21h 29m
Deal found 8/14![Multiple Airlines logo]()
$1,117
This Korean Air deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” 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 8/307:00 am -
2 stops37h 50m
Thu 9/312:50 pm -
2 stops40h 59m
Deal found 8/10![Korean Air logo]()
$1,136
This Delta deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/87:05 am -
1 stop15h 15m
Wed 9/164:20 pm -
1 stop20h 55m
Deal found 8/10![Delta logo]()
$1,163
This Justfly.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” 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.
Mon 2/18:20 am -
2 stops20h 10m
Sat 2/132:00 pm -
2 stops16h 56m
Deal found 8/11![ANA logo]()
$1,166
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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 1/137:02 am -
1 stop14h 58m
Tue 2/95:30 pm -
2 stops20h 39m
Deal found 8/13![United Airlines logo]()
$1,113
This Cathay Pacific deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” 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.
Thu 9/38:31 am -
2 stops30h 19m
Thu 9/109:25 am -
2 stops29h 13m
Deal found 8/12![Multiple Airlines logo]()
$1,123
This Korean Air deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” 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 8/2511:09 am -
2 stops32h 41m
Wed 9/212:50 pm -
2 stops48h 43m
Deal found 8/11![Korean Air logo]()
$1,137
This Delta deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” 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 1/255:20 am -
1 stop16h 45m
Wed 1/274:50 pm -
1 stop18h 58m
Deal found 8/9![Delta logo]()
$1,163
This Gotogate deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2610:00 am -
2 stops21h 10m
Sat 10/312:00 pm -
3 stops18h 23m
Deal found 8/12![Japan Airlines logo]()
$2,361
This United Airlines deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” 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 2/107:02 am -
2 stops18h 43m
Wed 2/177:40 pm -
2 stops18h 29m
Deal found 8/10![United Airlines logo]()
$1,114
This FlightHub deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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 9/18:15 am -
2 stops19h 40m
Tue 9/812:50 pm -
2 stops17h 41m
Deal found 8/13![ANA logo]()
$1,226
This Cathay Pacific deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/168:31 am -
2 stops30h 19m
Wed 9/3010:00 pm -
2 stops37h 59m
Deal found 8/14![Multiple Airlines logo]()
$1,123
This Korean Air deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” 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 8/246:16 am -
2 stops37h 34m
Wed 9/212:50 pm -
2 stops48h 43m
Deal found 8/11![Korean Air logo]()
$1,137
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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 1/126:20 am -
1 stop18h 25m
Thu 1/288:20 am -
2 stops24h 29m
Deal found 8/13![United Airlines logo]()
$1,115
This Delta deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” 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 9/107:05 am -
1 stop15h 55m
Thu 9/174:05 pm -
1 stop22h 54m
Deal found 8/11![Delta logo]()
$1,229
This Cathay Pacific deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” 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 9/87:40 am -
2 stops38h 15m
Wed 9/1610:05 am -
2 stops28h 33m
Deal found 8/10![Multiple Airlines logo]()
$1,124
This Korean Air deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” 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 8/2411:09 am -
2 stops32h 41m
Thu 9/312:50 pm -
2 stops20h 10m
Deal found 8/11![Korean Air logo]()
$1,137
This Qatar Airways deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” 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 9/267:05 am -
3 stops58h 55m
Sat 10/33:50 pm -
3 stops46h 07m
Deal found 8/12![Qatar Airways logo]()
$2,759
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” 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 12/306:20 am -
2 stops21h 50m
Tue 1/129:55 pm -
2 stops42h 43m
Deal found 8/12![United Airlines logo]()
$1,117
This Delta deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/226:44 pm -
2 stops28h 16m
Thu 10/14:35 pm -
2 stops20h 22m
Deal found 8/12![Delta logo]()
$1,234
This Cathay Pacific deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/192:51 pm -
2 stops31h 39m
Tue 11/33:30 pm -
3 stops39h 52m
Deal found 8/13![Multiple Airlines logo]()
$1,138
This Korean Air deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” 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 8/249:25 am -
2 stops34h 25m
Fri 8/2812:50 pm -
2 stops24h 43m
Deal found 8/11![Korean Air logo]()
$1,154
This FlightHub deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” 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 12/78:20 am -
2 stops37h 50m
Sat 12/2610:00 am -
2 stops22h 49m
Deal found 8/10![ANA logo]()
$1,446
This United Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” 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 2/17:00 am -
2 stops19h 40m
Fri 2/122:00 pm -
2 stops19h 55m
Deal found 8/11![United Airlines logo]()
$1,121
This Korean Air deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” 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 8/256:16 am -
2 stops37h 34m
Tue 9/112:50 pm -
2 stops48h 43m
Deal found 8/11![Korean Air logo]()
$1,154
This FlightHub deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” 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 9/110:14 am -
2 stops34h 46m
Tue 9/81:10 pm -
2 stops48h 17m
Deal found 8/11![Multiple Airlines logo]()
$1,180
This KAYAK deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” 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 12/284:10 pm -
2 stops49h 30m
Tue 1/123:10 pm -
2 stops49h 28m
Deal found 8/11![ANA logo]()
$1,471
This United Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” 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 2/16:20 am -
2 stops22h 10m
Thu 2/117:20 am -
2 stops29h 55m
Deal found 8/11![United Airlines logo]()
$1,121
Last-minute flights from Idaho to JapanDiscover last-minute flight deals from Idaho to Japan. Data last updated August 14, 2026 and is based on user searches.
Discover last-minute flight deals from Idaho to Japan. Data last updated August 14, 2026 and is based on user searches.
This FlightHub deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” 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 8/195:44 pm -
2 stops30h 11m
Wed 9/94:50 pm -
2 stops31h 45m
Deal found 8/12![Air Canada logo]()
$866
This FlightHub deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/255:00 am -
2 stops42h 55m
Sat 8/295:35 pm -
2 stops55h 00m
Deal found 8/12![Air Canada logo]()
$1,056
This FlightHub deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” 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 8/285:44 pm -
2 stops54h 41m
Sun 9/65:35 pm -
2 stops55h 00m
Deal found 8/10![Air Canada logo]()
$1,068
This Mytrip deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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.
Tue 9/15:00 am -
2 stops44h 25m
Tue 9/156:00 pm -
2 stops36h 31m
Deal found 8/13![Air Canada logo]()
$896
This CheapOair deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/95:00 am -
2 stops18h 55m
Tue 9/224:50 pm -
2 stops31h 45m
Deal found 8/12![Air Canada logo]()
$911
This Justfly.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” 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 9/105:00 am -
2 stops18h 55m
Thu 9/175:50 pm -
2 stops54h 44m
Deal found 8/11![Air Canada logo]()
$1,054
This CheapOair deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/145:40 pm -
2 stops30h 15m
Mon 11/306:15 pm -
2 stops55h 28m
Deal found 8/11![Air Canada logo]()
$964
This FlightHub deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” 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 9/145:40 pm -
2 stops55h 00m
Mon 11/306:50 pm -
2 stops54h 53m
Deal found 8/11![Air Canada logo]()
$1,079
This Kiwi.com deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” 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 9/155:12 am -
2 stops21h 58m
Mon 9/219:30 pm -
1 stop31h 52m
Deal found 8/12![Multiple Airlines logo]()
$1,064
This Kiwi.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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 9/292:16 pm -
2 stops34h 09m
Thu 10/89:30 pm -
1 stop14h 50m
Deal found 8/13![Multiple Airlines logo]()
$1,033
This Kiwi.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” 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 9/292:16 pm -
2 stops34h 09m
Mon 10/59:30 pm -
1 stop14h 50m
Deal found 8/13![Multiple Airlines logo]()
$1,064
This Kiwi.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3010:14 am -
1 stop18h 46m
Mon 10/511:30 am -
2 stops40h 05m
Deal found 8/13![Multiple Airlines logo]()
$1,020
One-way flights from Idaho to JapanSearch for one-way flight options from Idaho to Japan. Find affordable one-way fares based on user searches. Data last updated August 14, 2026.
Search for one-way flight options from Idaho to Japan. Find affordable one-way fares based on user searches. Data last updated August 14, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/112:50 pm -
2 stops37h 20m
Deal found 8/14![Multiple Airlines logo]()
$398
This Kiwi.com deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/112:50 pm -
2 stops46h 35m
Deal found 8/14![Multiple Airlines logo]()
$535
This American Airlines deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” 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 10/137:00 am -
1 stop16h 50m
Deal found 8/11![Multiple Airlines logo]()
$538
This Kiwi.com deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” 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 8/2011:09 am -
2 stops32h 41m
Deal found 8/11![Korean Air logo]()
$543
This Kiwi.com deal was found by Cheapflights users on 8/9. Clicking the “Pick Dates” 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 10/42:50 pm -
2 stops38h 10m
Deal found 8/9![Multiple Airlines logo]()
$547
This Justfly.com deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/135:07 am -
2 stops19h 23m
Deal found 8/14![Multiple Airlines logo]()
$550
This United Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/135:00 am -
2 stops24h 00m
Deal found 8/14![United Airlines logo]()
$555
This Delta deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/137:05 am -
2 stops22h 00m
Deal found 8/11![Delta logo]()
$562
This Kiwi.com deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” 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 11/175:43 am -
2 stops23h 27m
Deal found 8/10![Multiple Airlines logo]()
$568
This SmartFares deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” 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.
Tue 11/176:20 am -
1 stop16h 30m
Deal found 8/10![ANA logo]()
$607
This FlightHub deal was found by Cheapflights users on 8/11. Clicking the “Pick Dates” 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 12/78:20 am -
1 stop16h 25m
Deal found 8/11![ANA logo]()
$618
This Delta deal was found by Cheapflights users on 8/10. Clicking the “Pick Dates” 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 11/296:00 am -
2 stops17h 05m
Deal found 8/10![Delta logo]()
$619
Find flight deals from Idaho to Japan
Keep the following information in mind while searching for Idaho to Japan flight deals. Data was last updated August 14, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $828 (FlightHub) |
One-way from | $398 (Kiwi.com) |
Popular in | December |
Cheapest in | February |
Average price | $1,099 |
Cheapflights Fare Finder
Customize your flight search to find flights from Idaho 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 14, 2026.
Use the filters below to find and compare flights from Idaho to Japan that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BoiseOsaka
BOI Boise Air Term. Gowen Fld - KIX Osaka Kansai Intl
BOIKIX
Boise Air Term. Gowen Fld
Tue 9/1
5:00 am-4:25 pm
2 stops44h 25m
Osaka Kansai Intl
Tue 9/15
6:00 pm-3:31 pm
2 stops36h 31m
$896
SpokaneTokyo
GEG Spokane - NRT Tokyo Narita
GEGNRT
Spokane
Tue 1/12
7:02 am-3:00 pm
1 stop14h 58m
Tokyo Narita
Fri 2/12
5:30 pm-11:38 pm
2 stops23h 08m
$1,113
Quickest round-trip
SpokaneTokyo
GEG Spokane - NRT Tokyo Narita
GEGNRT
Spokane
Wed 1/13
7:02 am-3:00 pm
1 stop14h 58m
Tokyo Narita
Tue 2/9
5:30 pm-9:09 pm
2 stops20h 39m
$1,113
SpokaneTokyo
GEG Spokane - HND Tokyo Haneda
GEGHND
Spokane
Wed 2/10
7:02 am-6:45 pm
2 stops18h 43m
Tokyo Haneda
Wed 2/17
7:40 pm-9:09 pm
2 stops18h 29m
$1,114
BoiseOsaka
BOI Boise Air Term. Gowen Fld - KIX Osaka Kansai Intl
BOIKIX
Boise Air Term. Gowen Fld
Tue 1/12
6:20 am-4:45 pm
1 stop18h 25m
Osaka Kansai Intl
Thu 1/28
8:20 am-4:49 pm
2 stops24h 29m
$1,115
BoiseOsaka
BOI Boise Air Term. Gowen Fld - ITM Osaka Itami
BOIITM
Boise Air Term. Gowen Fld
Tue 1/12
9:53 am-7:55 pm
2 stops18h 02m
Osaka Itami
Thu 1/28
3:25 pm-8:54 pm
2 stops21h 29m
$1,117
SpokaneTokyo
GEG Spokane - HND Tokyo Haneda
GEGHND
Spokane
Wed 12/30
6:20 am-9:10 pm
2 stops21h 50m
Tokyo Haneda
Tue 1/12
9:55 pm-11:38 pm
2 stops42h 43m
$1,117
BoiseNagoya
BOI Boise Air Term. Gowen Fld - NGO Nagoya Chubu Centrair Intl
BOINGO
Boise Air Term. Gowen Fld
Mon 2/1
7:00 am-6:40 pm
2 stops19h 40m
Nagoya Chubu Centrair Intl
Fri 2/12
2:00 pm-5:55 pm
2 stops19h 55m
$1,121
BoiseNagoya
BOI Boise Air Term. Gowen Fld - NGO Nagoya Chubu Centrair Intl
BOINGO
Boise Air Term. Gowen Fld
Mon 2/1
6:20 am-8:30 pm
2 stops22h 10m
Nagoya Chubu Centrair Intl
Thu 2/11
7:20 am-9:15 pm
2 stops29h 55m
$1,121
SpokaneTokyo
GEG Spokane - NRT Tokyo Narita
GEGNRT
Spokane
Thu 9/3
8:31 am-6:50 am
2 stops30h 19m
Tokyo Narita
Thu 9/10
9:25 am-10:38 pm
2 stops29h 13m
$1,123
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Idaho to Japan
Have a flexible travel schedule? Discover the best time to fly to Japan from Idaho with our price prediction graph.
BOI-NRT
BOI-HND
GEG-HND
GEG-OKA
GEG-NRT
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 Idaho to Japan
USID-JP0
BOI-NRT
BOI-HND
GEG-HND
GEG-OKA
What is the cheapest month to book a flight from Idaho to Japan?
Currently, February is the cheapest month in which you can book a flight from Idaho to Japan (average of $708). Flying from Idaho to Japan in December is currently the most expensive (average of $1,467). 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.
How far ahead should I book a flight from Idaho to Japan?
Booking 89 days in advance of your planned departure date is, on average, the best time to get cheap flights from Idaho to Japan. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Related info for your journey
Find useful and relevant information for your journey from Idaho to Japan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations
Top regions
Alternative routes for Idaho to Japan
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Japan by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Idaho to Japan by cabin class
Find flights from Idaho to Japan, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Idaho and Japan flights
Browse other Idaho and Japan flight options. Last updated on August 14, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Idaho to Japan flights
Consider these flights traveling from Idaho to Japan.
Fly to Japan regions
Consider these flights traveling to Japan regions.
Top 5 airlines flying from Idaho to Japan
Discover the top 5 airlines that operate flights from Idaho 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 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$664 | Average$1,043 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$697 | Average$1,055 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$708 | Average$853 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$735 | Average$1,450 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$780 | Average$856 | FlexibilityNo cancel fee | On-time81% |