$388+ Cheap flights from Illinois to Japan
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/28. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — FUK
Jun 15 — Jun 221
Round-trip
1 adult, Economy
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Cheapest flights from Illinois to JapanExplore the most affordable flight options available from Illinois to Japan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 16, 2026.
Explore the most affordable flight options available from Illinois to Japan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 16, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/14. 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.
Mon 10/1211:50 am
ORD
- KIX
1 stop20h 10m
Multiple Airlines
Wed 10/217:45 am
KIX
- ORD
2 stops27h 49m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$1,138
This KAYAK deal was found by Cheapflights users on 5/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/154:00 pm
ORD
- KIX
1 stop30h 55m
Cathay Pacific
Tue 9/296:30 pm
KIX
- ORD
1 stop33h 25m
Cathay Pacific
Deal found 5/16![Cathay Pacific logo]()
$1,143
This KAYAK deal was found by Cheapflights users on 5/14. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/224:15 pm
ORD
- KIX
1 stop24h 25m
Cathay Pacific
Wed 10/149:05 am
KIX
- ORD
1 stop42h 50m
Cathay Pacific
Deal found 5/14![Cathay Pacific logo]()
$1,144
This Kiwi.com deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/611:50 am
ORD
- ITM
1 stop17h 05m
Multiple Airlines
Tue 10/208:20 pm
ITM
- ORD
2 stops39h 14m
Multiple Airlines
Deal found 5/15![Multiple Airlines logo]()
$1,145
This Kiwi.com deal was found by Cheapflights users on 5/14. 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 9/211:50 am
ORD
- KIX
1 stop20h 10m
Multiple Airlines
Thu 10/17:20 pm
KIX
- ORD
2 stops40h 14m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$1,147
This KAYAK deal was found by Cheapflights users on 5/11. 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.
Wed 9/94:00 pm
ORD
- NRT
1 stop24h 50m
Cathay Pacific
Wed 9/163:45 pm
NRT
- ORD
2 stops36h 10m
Cathay Pacific
Deal found 5/11![Cathay Pacific logo]()
$1,157
This Kiwi.com deal was found by Cheapflights users on 5/13. 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.
Fri 9/411:50 am
ORD
- NRT
Nonstop13h 20m
Multiple Airlines
Fri 9/1811:30 am
NRT
- ORD
1 stop24h 04m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$1,161
This Kiwi.com deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/85:59 pm
ORD
- NRT
2 stops30h 51m
Multiple Airlines
Sun 8/232:35 pm
NRT
- ORD
1 stop29h 44m
Multiple Airlines
Deal found 5/15![Multiple Airlines logo]()
$1,162
This Kiwi.com deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/34:00 pm
ORD
- HND
1 stop31h 55m
Cathay Pacific
Tue 9/154:20 pm
HND
- ORD
1 stop35h 35m
Cathay Pacific
Deal found 5/14![Cathay Pacific logo]()
$1,162
This Kiwi.com deal was found by Cheapflights users on 5/11. 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.
Sun 9/2011:50 am
ORD
- NRT
Nonstop13h 20m
Multiple Airlines
Sat 9/2611:30 am
NRT
- ORD
1 stop24h 04m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$1,163
This Kiwi.com deal was found by Cheapflights users on 5/12. 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.
Thu 9/310:18 am
ORD
- KIX
1 stop30h 22m
Multiple Airlines
Fri 9/257:20 pm
KIX
- ORD
2 stops40h 14m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$1,163
This FlightHub deal was found by Cheapflights users on 5/12. 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 5/124:15 pm
ORD
- NRT
1 stop32h 15m
Cathay Pacific
Tue 5/263:45 pm
NRT
- ORD
2 stops36h 10m
Cathay Pacific
Deal found 5/12![Cathay Pacific logo]()
$1,164
Best flights from Illinois to JapanDiscover carefully curated flight deals from Illinois to Japan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 16, 2026.
Discover carefully curated flight deals from Illinois to Japan that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 16, 2026.
This EVA Air deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/287:16 pm
ORD
- KIX
2 stops24h 39m
Multiple Airlines
Wed 11/116:10 pm
KIX
- ORD
2 stops26h 30m
Multiple Airlines
Deal found 5/15![Multiple Airlines logo]()
$1,329
This EVA Air deal was found by Cheapflights users on 5/13. 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 EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1212:30 am
ORD
- UKB
1 stop27h 30m
EVA Air
Wed 9/1611:00 am
UKB
- ORD
1 stop23h 45m
EVA Air
Deal found 5/13![EVA Air logo]()
$1,340
This Cathay Pacific deal was found by Cheapflights users on 5/12. 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.
Wed 10/144:15 pm
ORD
- KIX
2 stops32h 35m
Cathay Pacific
Thu 10/225:35 pm
KIX
- ORD
1 stop34h 20m
Cathay Pacific
Deal found 5/12![Cathay Pacific logo]()
$1,366
This Delta deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/161:22 pm
STL
- HND
2 stops33h 43m
Delta
Sat 8/154:05 pm
HND
- STL
2 stops31h 49m
Delta
Deal found 5/15![Delta logo]()
$1,419
This United Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/184:45 pm
STL
- HND
2 stops21h 40m
United Airlines
Fri 8/145:45 pm
HND
- STL
1 stop19h 53m
United Airlines
Deal found 5/15![United Airlines logo]()
$1,476
This FlightHub deal was found by Cheapflights users on 5/11. 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.
Wed 10/283:40 pm
ORD
- ITM
2 stops37h 15m
Air Canada
Wed 11/114:00 pm
ITM
- ORD
2 stops18h 35m
Air Canada
Deal found 5/11![Air Canada logo]()
$1,548
This Alaska Airlines deal was found by Cheapflights users on 5/12. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/297:00 am
STL
- NRT
1 stop19h 00m
Alaska Airlines
Sun 12/66:25 pm
NRT
- STL
1 stop35h 01m
Alaska Airlines
Deal found 5/12![Alaska Airlines logo]()
$1,558
This Cheapflightsfares deal was found by Cheapflights users on 5/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/282:05 pm
ORD
- UKB
1 stop17h 40m
ANA
Mon 11/99:15 pm
UKB
- ORD
1 stop25h 05m
ANA
Deal found 5/11![ANA logo]()
$1,752
This Cheapflightsfares deal was found by Cheapflights users on 5/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/610:20 am
ORD
- ITM
1 stop18h 30m
Japan Airlines
Sun 11/295:20 pm
ITM
- ORD
2 stops29h 10m
Japan Airlines
Deal found 5/11![Japan Airlines logo]()
$1,848
This Korean Air deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/712:10 pm
ORD
- HND
1 stop20h 40m
Korean Air
Sun 10/182:00 am
HND
- ORD
1 stop21h 30m
Korean Air
Deal found 5/15![Korean Air logo]()
$1,887
This KLM deal was found by Cheapflights users on 5/11. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/215:10 pm
ORD
- NRT
2 stops27h 15m
KLM
Sat 7/412:15 pm
NRT
- ORD
2 stops40h 55m
KLM
Deal found 5/11![KLM logo]()
$2,576
This Finnair deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/94:30 pm
ORD
- NRT
2 stops30h 35m
Finnair
Wed 7/226:55 pm
NRT
- ORD
2 stops36h 55m
Finnair
Deal found 5/15![Finnair logo]()
$2,607
This China Airlines deal was found by Cheapflights users on 5/14. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/228:42 pm
ORD
- KIX
2 stops25h 18m
Multiple Airlines
Sat 9/57:05 pm
KIX
- ORD
2 stops25h 17m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$1,338
This EVA Air deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EVA Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/512:30 am
ORD
- KIX
1 stop19h 40m
EVA Air
Wed 9/96:30 pm
KIX
- ORD
1 stop40h 15m
EVA Air
Deal found 5/15![EVA Air logo]()
$1,345
This Cathay Pacific deal was found by Cheapflights users on 5/12. 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 10/154:15 pm
ORD
- KIX
1 stop39h 00m
Cathay Pacific
Thu 10/229:45 am
KIX
- ORD
1 stop42h 10m
Cathay Pacific
Deal found 5/12![Cathay Pacific logo]()
$1,374
This Asiana Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/66:00 am
ORD
- NRT
2 stops25h 00m
Asiana Airlines
Thu 8/209:00 am
NRT
- ORD
2 stops24h 05m
Asiana Airlines
Deal found 5/15![Asiana Airlines logo]()
$2,797
This Ethiopian Air deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ethiopian Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/293:53 pm
ORD
- NRT
4 stops37h 47m
Ethiopian Air
Mon 8/108:40 pm
NRT
- ORD
3 stops49h 35m
Ethiopian Air
Deal found 5/15![Ethiopian Air logo]()
$2,892
This United Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/184:45 pm
STL
- HND
2 stops21h 40m
United Airlines
Tue 8/115:45 pm
HND
- STL
1 stop19h 53m
United Airlines
Deal found 5/15![United Airlines logo]()
$1,476
This Cathay Pacific deal was found by Cheapflights users on 5/11. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/226:51 pm
STL
- NRT
2 stops29h 39m
Multiple Airlines
Wed 10/73:45 pm
NRT
- STL
3 stops44h 15m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$1,346
This oojo deal was found by Cheapflights users on 5/13. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1712:30 am
ORD
- UKB
1 stop19h 30m
EVA Air
Wed 10/2811:00 am
UKB
- ORD
1 stop23h 35m
EVA Air
Deal found 5/13![EVA Air logo]()
$1,375
This Cathay Pacific deal was found by Cheapflights users on 5/11. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/86:51 pm
STL
- NRT
2 stops35h 59m
Cathay Pacific
Sun 10/1810:00 pm
NRT
- STL
2 stops38h 00m
Cathay Pacific
Deal found 5/11![Cathay Pacific logo]()
$1,381
This Delta deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/177:55 pm
STL
- HND
2 stops28h 05m
Delta
Thu 8/136:25 pm
HND
- STL
2 stops27h 43m
Delta
Deal found 5/15![Delta logo]()
$1,527
This Air Canada deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/27:45 pm
ORD
- KIX
2 stops30h 40m
Air Canada
Wed 7/86:00 pm
KIX
- ORD
2 stops27h 50m
Air Canada
Deal found 5/15![Air Canada logo]()
$1,623
This China Airlines deal was found by Cheapflights users on 5/13. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/176:42 pm
ORD
- KIX
2 stops27h 18m
Multiple Airlines
Mon 8/317:05 pm
KIX
- ORD
2 stops25h 17m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$1,352
This United Airlines deal was found by Cheapflights users on 5/12. 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 10/288:30 am
STL
- HND
2 stops22h 40m
United Airlines
Wed 11/116:20 pm
HND
- STL
1 stop21h 14m
United Airlines
Deal found 5/12![United Airlines logo]()
$1,488
This Cathay Pacific deal was found by Cheapflights users on 5/11. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:30 am
STL
- HND
2 stops41h 15m
Cathay Pacific
Wed 11/114:00 pm
HND
- STL
2 stops45h 29m
Cathay Pacific
Deal found 5/11![Cathay Pacific logo]()
$1,390
This oojo deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/912:30 am
ORD
- UKB
1 stop27h 30m
EVA Air
Mon 8/247:00 pm
UKB
- ORD
1 stop40h 10m
EVA Air
Deal found 5/15![EVA Air logo]()
$1,437
This United Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/285:10 am
STL
- NRT
2 stops19h 00m
United Airlines
Tue 8/44:30 pm
NRT
- STL
2 stops31h 37m
United Airlines
Deal found 5/15![United Airlines logo]()
$1,517
This Alaska Airlines deal was found by Cheapflights users on 5/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/314:40 pm
STL
- NRT
1 stop33h 20m
Alaska Airlines
Sat 11/146:25 pm
NRT
- STL
1 stop34h 50m
Alaska Airlines
Deal found 5/15![Alaska Airlines logo]()
$1,849
This Korean Air deal was found by Cheapflights users on 5/12. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/311:15 am
ORD
- UKB
1 stop31h 55m
Korean Air
Sat 11/146:40 pm
UKB
- ORD
1 stop28h 50m
Korean Air
Deal found 5/12![Korean Air logo]()
$1,888
Last-minute flights from Illinois to JapanDiscover last-minute flight deals from Illinois to Japan. Data last updated May 16, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Japan. Data last updated May 16, 2026 and is based on user searches.
This Justfly.com deal was found by Cheapflights users on 5/14. 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.
Thu 5/1412:30 am
ORD
- HND
1 stop29h 50m
EVA Air
Fri 5/2210:50 am
HND
- ORD
1 stop24h 10m
EVA Air
Deal found 5/14![EVA Air logo]()
$1,325
This KAYAK deal was found by Cheapflights users on 5/13. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/164:15 pm
ORD
- KIX
1 stop39h 00m
Cathay Pacific
Mon 6/89:45 am
KIX
- ORD
1 stop42h 10m
Cathay Pacific
Deal found 5/13![Cathay Pacific logo]()
$1,304
This KAYAK deal was found by Cheapflights users on 5/13. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/254:15 pm
ORD
- NRT
1 stop32h 15m
Cathay Pacific
Mon 6/86:30 pm
NRT
- ORD
1 stop33h 25m
Cathay Pacific
Deal found 5/13![Cathay Pacific logo]()
$1,251
This BusinessClass deal was found by Cheapflights users on 5/12. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/254:15 pm
ORD
- NRT
1 stop38h 35m
Cathay Pacific
Tue 6/1610:00 pm
NRT
- ORD
1 stop30h 20m
Cathay Pacific
Deal found 5/12![Cathay Pacific logo]()
$1,254
This BusinessClass deal was found by Cheapflights users on 5/12. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/254:15 pm
ORD
- NRT
1 stop38h 35m
Cathay Pacific
Tue 6/23:45 pm
NRT
- ORD
2 stops36h 10m
Cathay Pacific
Deal found 5/12![Cathay Pacific logo]()
$1,270
This Kiwi.com deal was found by Cheapflights users on 5/13. 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.
Mon 5/254:15 pm
ORD
- NRT
1 stop33h 50m
Cathay Pacific
Wed 6/105:15 pm
NRT
- ORD
1 stop34h 40m
Cathay Pacific
Deal found 5/13![Cathay Pacific logo]()
$1,281
This Kiwi.com deal was found by Cheapflights users on 5/11. 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.
Wed 5/271:50 pm
ORD
- NRT
2 stops56h 50m
Multiple Airlines
Sat 8/2910:30 am
NRT
- ORD
1 stop28h 12m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$1,224
This Kiwi.com deal was found by Cheapflights users on 5/13. 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 5/274:15 pm
ORD
- NRT
1 stop32h 15m
Cathay Pacific
Wed 6/39:25 am
NRT
- ORD
1 stop42h 30m
Cathay Pacific
Deal found 5/13![Cathay Pacific logo]()
$1,287
This Kiwi.com deal was found by Cheapflights users on 5/14. 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 6/174:00 pm
ORD
- NRT
1 stop38h 50m
Cathay Pacific
Tue 6/239:25 am
NRT
- ORD
1 stop42h 55m
Cathay Pacific
Deal found 5/14![Cathay Pacific logo]()
$1,272
This Kiwi.com deal was found by Cheapflights users on 5/13. 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.
Thu 6/184:00 pm
ORD
- NRT
1 stop34h 05m
Cathay Pacific
Wed 7/15:15 pm
NRT
- ORD
1 stop35h 05m
Cathay Pacific
Deal found 5/13![Cathay Pacific logo]()
$1,264
This Kiwi.com deal was found by Cheapflights users on 5/13. 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.
Thu 6/184:00 pm
ORD
- HND
1 stop31h 55m
Cathay Pacific
Wed 7/110:05 am
HND
- ORD
1 stop42h 15m
Cathay Pacific
Deal found 5/13![Cathay Pacific logo]()
$1,337
This KAYAK deal was found by Cheapflights users on 5/11. 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.
Tue 6/304:00 pm
ORD
- HND
1 stop39h 35m
Cathay Pacific
Mon 7/64:20 pm
HND
- ORD
1 stop36h 00m
Cathay Pacific
Deal found 5/11![Cathay Pacific logo]()
$1,326
One-way flights from Illinois to JapanSearch for one-way flight options from Illinois to Japan. Find affordable one-way fares based on user searches. Data last updated May 16, 2026.
Search for one-way flight options from Illinois to Japan. Find affordable one-way fares based on user searches. Data last updated May 16, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/14. 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 7/286:33 pm
STL
- NRT
2 stops29h 52m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$388
This Kiwi.com deal was found by Cheapflights users on 5/13. 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 9/292:46 pm
ORD
- KIX
2 stops41h 14m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$397
This Kiwi.com deal was found by Cheapflights users on 5/12. 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 10/1310:35 am
STL
- NRT
2 stops38h 50m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$410
This Kiwi.com deal was found by Cheapflights users on 5/12. 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 10/132:46 pm
ORD
- KIX
2 stops41h 14m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$421
This Kiwi.com deal was found by Cheapflights users on 5/12. 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 7/216:33 pm
STL
- NRT
2 stops29h 52m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$429
This Kiwi.com deal was found by Cheapflights users on 5/12. 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.
Thu 9/102:46 pm
ORD
- KIX
2 stops41h 14m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$431
This Kiwi.com deal was found by Cheapflights users on 5/14. 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.
Sun 7/266:33 pm
STL
- NRT
2 stops29h 52m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$431
This Kiwi.com deal was found by Cheapflights users on 5/13. 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 9/2912:03 pm
MDW
- KIX
3 stops43h 57m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$441
This Kiwi.com deal was found by Cheapflights users on 5/12. 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.
Thu 9/102:46 pm
ORD
- ITM
2 stops38h 09m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$450
This Kiwi.com deal was found by Cheapflights users on 5/12. 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 10/1312:03 pm
MDW
- KIX
3 stops43h 57m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$457
This Kiwi.com deal was found by Cheapflights users on 5/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/236:33 pm
STL
- NRT
2 stops29h 52m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$477
This Kiwi.com deal was found by Cheapflights users on 5/12. 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 10/136:05 am
ORD
- ITM
3 stops46h 50m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$480
Find flight deals from Illinois to Japan
Keep the following information in mind while searching for Illinois to Japan flight deals. Data was last updated May 16, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $1,145 (Kiwi.com) |
One-way from | $388 (Kiwi.com) |
Popular in | December |
Cheapest in | January |
Average price | $1,335 |
Good round-trip deal | $1,389 or less |
Good one-way deal | $619 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Illinois 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 16, 2026.
Use the filters below to find and compare flights from Illinois to Japan that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
ChicagoOsaka
ORD - KIX
ORDKIX
Chicago O'Hare Intl
Wed 10/28
7:16 pm-9:55 am
2 stops24h 39m
Osaka Kansai Intl
Wed 11/11
6:10 pm-5:40 am
2 stops26h 30m
$1,329
ChicagoOsaka
ORD - KIX
ORDKIX
Chicago O'Hare Intl
Sat 8/22
8:42 pm-12:00 pm
2 stops25h 18m
Osaka Kansai Intl
Sat 9/5
7:05 pm-6:22 am
2 stops25h 17m
$1,338
ChicagoKobe
ORD - UKB
ORDUKB
Chicago O'Hare Intl
Sat 9/12
12:30 am-6:00 pm
1 stop27h 30m
Kobe
Wed 9/16
11:00 am-8:45 pm
1 stop23h 45m
$1,340
ChicagoOsaka
ORD - KIX
ORDKIX
Chicago O'Hare Intl
Sat 9/5
12:30 am-10:10 am
1 stop19h 40m
Osaka Kansai Intl
Wed 9/9
6:30 pm-8:45 pm
1 stop40h 15m
$1,345
St. LouisTokyo
STL - NRT
STLNRT
Lambert-St Louis
Tue 9/22
6:51 pm-2:30 pm
2 stops29h 39m
Tokyo Narita
Wed 10/7
3:45 pm-10:00 pm
3 stops44h 15m
$1,346
ChicagoOsaka
ORD - KIX
ORDKIX
Chicago O'Hare Intl
Mon 8/17
6:42 pm-12:00 pm
2 stops27h 18m
Osaka Kansai Intl
Mon 8/31
7:05 pm-6:22 am
2 stops25h 17m
$1,352
ChicagoOsaka
ORD - KIX
ORDKIX
Chicago O'Hare Intl
Wed 10/14
4:15 pm-2:50 pm
2 stops32h 35m
Osaka Kansai Intl
Thu 10/22
5:35 pm-1:55 pm
1 stop34h 20m
$1,366
ChicagoOsaka
ORD - KIX
ORDKIX
Chicago O'Hare Intl
Thu 10/15
4:15 pm-9:15 pm
1 stop39h 00m
Osaka Kansai Intl
Thu 10/22
9:45 am-1:55 pm
1 stop42h 10m
$1,374
ChicagoKobe
ORD - UKB
ORDUKB
Chicago O'Hare Intl
Sat 10/17
12:30 am-10:00 am
1 stop19h 30m
Kobe
Wed 10/28
11:00 am-8:35 pm
1 stop23h 35m
$1,375
St. LouisTokyo
STL - NRT
STLNRT
Lambert-St Louis
Thu 10/8
6:51 pm-8:50 pm
2 stops35h 59m
Tokyo Narita
Sun 10/18
10:00 pm-10:00 pm
2 stops38h 00m
$1,381
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Illinois to Japan
Have a flexible travel schedule? Discover the best time to fly to Japan from Illinois with our price prediction graph.
ORD-KIX
ORD-ITM
ORD-NRT
ORD-HND
ORD-UKB
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 Illinois to Japan
USIL-JP0
ORD-KIX
ORD-ITM
ORD-NRT
ORD-HND
How far ahead should I book a flight from Illinois to Japan?
Booking 70 days in advance of your planned departure date is, on average, the best time to get cheap flights from Illinois to Japan. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Illinois to Japan?
Currently, August is the cheapest month in which you can book a flight from Illinois to Japan (average of $108). Flying from Illinois to Japan in July is currently the most expensive (average of $1,990). 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 IL to JP?
Find hourly flight availability from Illinois 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 16, 2026.
One of the essential ways to save on airfare from Illinois to Japan is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the afternoon could potentially save you up to 21% on airfare.
What is the cheapest day to fly from Illinois to Japan?
Use this chart to determine the cheapest time to fly round-trip from Illinois to Japan. Price data was last updated on May 9, 2026.
Travelers seeking maximum savings on their Illinois to Japan flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Saturday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
Related info for your journey
Find useful and relevant information for your journey from Illinois 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
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Alternative routes for Illinois 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 Illinois to Japan by cabin class
Find flights from Illinois to Japan, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Illinois and Japan flights
Browse other Illinois and Japan flight options. Last updated on May 16, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Find a return flight route from Japan
Find the right flight back to Illinois after your stay in Japan
Illinois to Japan flights
Consider these flights traveling from Illinois to Japan.
Fly to Japan regions
Consider these flights traveling to Japan regions.
Top 8 airlines flying from Illinois to Japan
Discover the top 8 airlines that operate flights from Illinois 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 16, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$613 | Average$1,166 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$696 | Average$917 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$861 | Average$1,229 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$893 | Average$1,454 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$915 | Average$1,534 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$940 | Average$1,451 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$978 | Average$1,280 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$1,001 | Average$1,443 | FlexibilityNo cancel fee | On-time71% |