$413+ 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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — FUK
Aug 25 — Sep 11
Round-trip
1 adult, Economy
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Find cheap flights from Illinois to Japan with Cheapflights
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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 July 26, 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 July 26, 2026.
This Gotogate deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/1312:10 pm
STL
- NRT
2 stops36h 45m
Air Canada
Thu 9/175:50 pm
NRT
- STL
2 stops35h 48m
Air Canada
Deal found 7/25![Air Canada logo]()
$819
This FlightHub deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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 11/211:08 pm
STL
- NRT
2 stops36h 22m
Air Canada
Tue 11/246:45 pm
NRT
- STL
2 stops32h 21m
Air Canada
Deal found 7/21![Air Canada logo]()
$820
This Air Canada deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/216:50 pm
STL
- NRT
2 stops30h 40m
Air Canada
Tue 12/16:45 pm
NRT
- STL
2 stops34h 45m
Air Canada
Deal found 7/25![Air Canada logo]()
$823
This Air Canada deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 11/226:00 am
STL
- NRT
2 stops19h 40m
Air Canada
Fri 12/46:45 pm
NRT
- STL
2 stops34h 45m
Air Canada
Deal found 7/25![Air Canada logo]()
$824
This Justfly.com deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 9/218:55 am
STL
- NRT
2 stops40h 30m
Air Canada
Tue 9/295:50 pm
NRT
- STL
2 stops34h 27m
Air Canada
Deal found 7/25![Air Canada logo]()
$827
This Air Canada deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/214:05 pm
STL
- NRT
2 stops33h 35m
Air Canada
Fri 12/46:45 pm
NRT
- STL
2 stops34h 45m
Air Canada
Deal found 7/25![Air Canada logo]()
$828
This Air Canada deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 11/224:05 pm
STL
- NRT
1 stop33h 25m
Air Canada
Thu 12/36:45 pm
NRT
- STL
2 stops35h 41m
Air Canada
Deal found 7/25![Air Canada logo]()
$835
This FlightHub deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 9/162:40 pm
STL
- NRT
1 stop35h 30m
Air Canada
Thu 9/245:50 pm
NRT
- STL
1 stop38h 51m
Air Canada
Deal found 7/25![Air Canada logo]()
$837
This lol.travel deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/139:50 am
ORD
- KIX
1 stop16h 35m
Air Canada
Thu 8/276:00 pm
KIX
- ORD
1 stop34h 36m
Air Canada
Deal found 7/26![Air Canada logo]()
$839
This FlightHub deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 11/214:05 pm
STL
- NRT
2 stops33h 35m
Air Canada
Thu 12/36:15 pm
NRT
- STL
2 stops36h 11m
Air Canada
Deal found 7/25![Air Canada logo]()
$841
This Gotogate deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/253:40 pm
ORD
- KIX
1 stop34h 45m
Air Canada
Tue 10/66:00 pm
KIX
- ORD
1 stop34h 43m
Air Canada
Deal found 7/25![Air Canada logo]()
$856
This Orbitz deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/206:50 pm
STL
- NRT
2 stops54h 40m
Air Canada
Fri 12/46:45 pm
NRT
- STL
2 stops30h 56m
Air Canada
Deal found 7/25![Air Canada logo]()
$856
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 July 26, 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 July 26, 2026.
This United Airlines deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” 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 11/38:58 am
STL
- HND
2 stops21h 12m
United Airlines
Tue 11/177:40 pm
HND
- STL
2 stops18h 29m
United Airlines
Deal found 7/23![United Airlines logo]()
$1,098
This EVA Air deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” 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.
Mon 8/3112:30 am
ORD
- UKB
1 stop19h 30m
EVA Air
Tue 9/87:00 pm
UKB
- ORD
1 stop39h 45m
EVA Air
Deal found 7/24![EVA Air logo]()
$1,110
This Cathay Pacific deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” 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 8/2510:16 am
STL
- HND
2 stops37h 39m
Multiple Airlines
Mon 8/3110:05 am
HND
- STL
2 stops27h 37m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$1,142
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 11/1610:14 am
STL
- HND
1 stop16h 31m
Delta
Sat 12/55:35 pm
HND
- STL
1 stop18h 16m
Delta
Deal found 7/25![Delta logo]()
$1,164
This Japan Airlines deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/2510:40 am
ORD
- NRT
Nonstop12h 45m
Japan Airlines
Thu 10/89:45 am
NRT
- ORD
Nonstop11h 35m
Japan Airlines
Deal found 7/26![Japan Airlines logo]()
$1,171
This Cathay Pacific deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” 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 10/111:01 am
STL
- HND
2 stops36h 54m
Cathay Pacific
Thu 10/1510:05 am
HND
- STL
2 stops25h 54m
Cathay Pacific
Deal found 7/22![Cathay Pacific logo]()
$1,207
This Cheapflightsfares deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” 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.
Sun 10/115:45 pm
ORD
- ITM
1 stop24h 20m
ANA
Wed 10/215:45 pm
ITM
- ORD
2 stops25h 00m
ANA
Deal found 7/22![ANA logo]()
$1,460
This United Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/225:00 am
STL
- NRT
1 stop19h 00m
United Airlines
Tue 12/15:05 pm
NRT
- STL
1 stop19h 08m
United Airlines
Deal found 7/25![United Airlines logo]()
$1,108
This oojo deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2712:30 am
ORD
- UKB
1 stop27h 30m
EVA Air
Mon 11/911:00 am
UKB
- ORD
1 stop23h 35m
EVA Air
Deal found 7/25![EVA Air logo]()
$1,110
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/36:40 am
ORD
- HND
2 stops19h 35m
Delta
Thu 8/134:05 pm
HND
- ORD
1 stop17h 25m
Delta
Deal found 7/25![Delta logo]()
$1,169
This Cathay Pacific deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” 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 10/126:04 am
STL
- HND
2 stops41h 51m
Multiple Airlines
Thu 10/2210:05 am
HND
- STL
2 stops25h 54m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$1,174
This Cathay Pacific deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/66:00 am
STL
- NRT
2 stops41h 40m
Cathay Pacific
Sun 9/135:15 pm
NRT
- STL
2 stops44h 28m
Cathay Pacific
Deal found 7/22![Cathay Pacific logo]()
$1,215
This United Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 11/177:30 am
STL
- NRT
1 stop16h 30m
United Airlines
Tue 12/15:05 pm
NRT
- STL
1 stop19h 08m
United Airlines
Deal found 7/25![United Airlines logo]()
$1,108
This EVA Air deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” 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.
Tue 8/2512:30 am
ORD
- KIX
1 stop19h 40m
EVA Air
Tue 10/66:30 pm
KIX
- ORD
1 stop40h 15m
EVA Air
Deal found 7/24![EVA Air logo]()
$1,112
This Delta deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/227:25 pm
MDW
- HND
2 stops28h 55m
Delta
Tue 9/14:05 pm
HND
- MDW
1 stop15h 56m
Delta
Deal found 7/26![Delta logo]()
$1,169
This SmartFares deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” 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 9/16:54 pm
ORD
- UKB
2 stops33h 06m
Multiple Airlines
Wed 9/1611:00 am
UKB
- ORD
1 stop23h 45m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$1,204
This Cathay Pacific deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/66:00 am
STL
- HND
2 stops41h 55m
Cathay Pacific
Sun 9/134:20 pm
HND
- STL
2 stops45h 23m
Cathay Pacific
Deal found 7/21![Cathay Pacific logo]()
$1,216
This United Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 11/236:00 am
STL
- NRT
1 stop18h 00m
United Airlines
Tue 12/16:00 pm
NRT
- STL
1 stop18h 13m
United Airlines
Deal found 7/25![United Airlines logo]()
$1,108
This EVA Air deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” 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.
Mon 8/3112:30 am
ORD
- KIX
1 stop26h 45m
EVA Air
Tue 9/811:10 am
KIX
- ORD
1 stop23h 35m
EVA Air
Deal found 7/24![EVA Air logo]()
$1,115
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 8/186:05 am
MDW
- HND
1 stop18h 10m
Delta
Thu 8/274:20 pm
HND
- MDW
2 stops20h 16m
Delta
Deal found 7/25![Delta logo]()
$1,169
This EVA Air deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” 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.
Sun 9/612:30 am
ORD
- KIX
1 stop21h 40m
EVA Air
Thu 9/1011:10 am
KIX
- ORD
1 stop23h 35m
EVA Air
Deal found 7/24![EVA Air logo]()
$1,115
This United Airlines deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 8/265:00 am
ORD
- ITM
2 stops22h 05m
United Airlines
Tue 10/612:55 pm
ITM
- ORD
1 stop16h 10m
United Airlines
Deal found 7/25![United Airlines logo]()
$1,122
This Cathay Pacific deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” 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 10/71:06 pm
STL
- HND
2 stops34h 49m
Multiple Airlines
Mon 10/1910:05 am
HND
- STL
2 stops27h 37m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$1,250
This Cathay Pacific deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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 10/71:06 pm
STL
- NRT
2 stops35h 24m
Cathay Pacific
Mon 10/193:45 pm
NRT
- STL
3 stops40h 31m
Cathay Pacific
Deal found 7/21![Cathay Pacific logo]()
$1,297
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 8/169:24 am
MDW
- HND
1 stop16h 51m
Delta
Sun 8/304:05 pm
HND
- MDW
1 stop15h 56m
Delta
Deal found 7/25![Delta logo]()
$1,197
This Mytrip deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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 9/12:15 pm
ORD
- KIX
3 stops29h 50m
Multiple Airlines
Wed 9/168:40 pm
KIX
- ORD
2 stops32h 03m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$1,267
This United Airlines deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2711:50 am
ORD
- NRT
Nonstop13h 20m
United Airlines
Thu 9/105:00 pm
NRT
- ORD
Nonstop11h 55m
United Airlines
Deal found 7/26![United Airlines logo]()
$1,163
This Cathay Pacific deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” 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 10/86:04 am
STL
- NRT
2 stops41h 36m
Cathay Pacific
Sun 10/183:45 pm
NRT
- STL
3 stops43h 23m
Cathay Pacific
Deal found 7/22![Cathay Pacific logo]()
$1,297
This EVA Air deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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.
Fri 9/412:30 am
ORD
- UKB
1 stop27h 30m
EVA Air
Thu 9/177:00 pm
UKB
- ORD
1 stop39h 45m
EVA Air
Deal found 7/25![EVA Air logo]()
$1,182
This Delta deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/246:00 am
ORD
- HND
2 stops18h 20m
Delta
Mon 8/314:05 pm
HND
- ORD
2 stops18h 25m
Delta
Deal found 7/25![Delta logo]()
$1,201
Last-minute flights from Illinois to JapanDiscover last-minute flight deals from Illinois to Japan. Data last updated July 26, 2026 and is based on user searches.
Discover last-minute flight deals from Illinois to Japan. Data last updated July 26, 2026 and is based on user searches.
This lol.travel deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/139:50 am
ORD
- KIX
1 stop16h 35m
Air Canada
Thu 8/276:00 pm
KIX
- ORD
1 stop34h 36m
Air Canada
Deal found 7/26![Air Canada logo]()
$839
This Air Canada deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” 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 8/198:50 pm
ORD
- KIX
1 stop29h 35m
Air Canada
Tue 8/256:00 pm
KIX
- ORD
1 stop34h 36m
Air Canada
Deal found 7/24![Air Canada logo]()
$888
This Gotogate deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/238:40 am
ORD
- ITM
2 stops20h 15m
Multiple Airlines
Sat 8/293:00 pm
ITM
- ORD
2 stops18h 53m
Multiple Airlines
Deal found 7/25![Multiple Airlines logo]()
$993
This Gotogate deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/253:40 pm
ORD
- KIX
1 stop34h 45m
Air Canada
Tue 10/66:00 pm
KIX
- ORD
1 stop34h 43m
Air Canada
Deal found 7/25![Air Canada logo]()
$856
This Air Canada deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 8/253:40 pm
ORD
- KIX
1 stop34h 45m
Air Canada
Tue 9/16:00 pm
KIX
- ORD
1 stop34h 36m
Air Canada
Deal found 7/25![Air Canada logo]()
$880
This Mytrip deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 8/259:40 pm
ORD
- KIX
2 stops28h 45m
Air Canada
Thu 6/36:00 pm
KIX
- ORD
1 stop34h 50m
Air Canada
Deal found 7/25![Air Canada logo]()
$898
This Gotogate deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/259:50 am
ORD
- ITM
2 stops19h 05m
Multiple Airlines
Tue 9/12:00 pm
ITM
- ORD
2 stops20h 05m
Multiple Airlines
Deal found 7/25![Multiple Airlines logo]()
$900
This Mytrip deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 8/258:40 am
ORD
- ITM
2 stops20h 15m
Air Canada
Thu 6/32:00 pm
ITM
- ORD
2 stops19h 48m
Air Canada
Deal found 7/25![Air Canada logo]()
$912
This Expedia deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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.
Tue 8/258:40 am
ORD
- ITM
2 stops20h 15m
Multiple Airlines
Tue 10/62:00 pm
ITM
- ORD
2 stops19h 48m
Multiple Airlines
Deal found 7/25![Multiple Airlines logo]()
$964
This Air Canada deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/268:40 pm
ORD
- KIX
1 stop29h 45m
Air Canada
Tue 10/66:00 pm
KIX
- ORD
1 stop34h 43m
Air Canada
Deal found 7/26![Air Canada logo]()
$887
This Air Canada deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 8/269:50 am
ORD
- ITM
2 stops19h 05m
Air Canada
Tue 10/63:00 pm
ITM
- ORD
2 stops18h 48m
Air Canada
Deal found 7/25![Air Canada logo]()
$969
This Air Canada deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” 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.
Fri 8/2812:10 pm
STL
- NRT
1 stop37h 15m
Air Canada
Fri 9/45:35 pm
NRT
- STL
1 stop39h 07m
Air Canada
Deal found 7/24![Air Canada logo]()
$992
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 July 26, 2026.
Search for one-way flight options from Illinois to Japan. Find affordable one-way fares based on user searches. Data last updated July 26, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/24. Clicking the “Pick Dates” 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 9/912:17 pm
STL
- NRT
2 stops41h 43m
Multiple Airlines
Deal found 7/24![Multiple Airlines logo]()
$413
This Kiwi.com deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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 7/297:05 am
ORD
- NRT
2 stops41h 45m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$419
This Air Canada deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/139:50 am
ORD
- KIX
1 stop16h 35m
Air Canada
Deal found 7/25![Air Canada logo]()
$419
This Kiwi.com deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” 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 8/195:30 pm
ORD
- NRT
2 stops29h 10m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$420
This Kiwi.com deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” 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 8/215:46 pm
ORD
- NRT
1 stop30h 39m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$422
This Kiwi.com deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” 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 8/229:20 pm
ORD
- NRT
1 stop26h 50m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$423
This FlightHub deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 7/297:45 pm
ORD
- NRT
1 stop29h 10m
Air Canada
Deal found 7/25![Air Canada logo]()
$425
This Kiwi.com deal was found by Cheapflights users on 7/22. Clicking the “Pick Dates” 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 8/79:13 pm
ORD
- NRT
1 stop26h 57m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$427
This Air Canada deal was found by Cheapflights users on 7/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/126:21 pm
ORD
- NRT
2 stops31h 04m
Air Canada
Deal found 7/26![Air Canada logo]()
$428
This Air Canada deal was found by Cheapflights users on 7/25. Clicking the “Pick Dates” 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 7/305:00 am
ORD
- NRT
2 stops19h 55m
Air Canada
Deal found 7/25![Air Canada logo]()
$429
This Kiwi.com deal was found by Cheapflights users on 7/23. Clicking the “Pick Dates” 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 9/108:00 am
ORD
- NRT
2 stops22h 00m
Multiple Airlines
Deal found 7/23![Multiple Airlines logo]()
$433
This Kiwi.com deal was found by Cheapflights users on 7/21. Clicking the “Pick Dates” 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 8/236:05 am
MDW
- NRT
2 stops47h 55m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$435
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 July 26, 2026.
Most accurate provider | Ovago 3 stars |
|---|---|
Most trusted provider | Ovago 3 stars |
Round-trip from | $819 (Gotogate) |
One-way from | $413 (Kiwi.com) |
Popular in | December |
Cheapest in | January |
Average price | $1,555 |
Good round-trip deal | $1,038 or less |
Good one-way deal | $592 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 July 26, 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
St. LouisTokyo
STL - HND
STLHND
Lambert-St Louis
Tue 11/3
8:58 am-9:10 pm
2 stops21h 12m
Tokyo Haneda
Tue 11/17
7:40 pm-11:09 pm
2 stops18h 29m
$1,098
St. LouisTokyo
STL - NRT
STLNRT
Lambert-St Louis
Sun 11/22
5:00 am-3:00 pm
1 stop19h 00m
Tokyo Narita
Tue 12/1
5:05 pm-9:13 pm
1 stop19h 08m
$1,108
St. LouisTokyo
STL - NRT
STLNRT
Lambert-St Louis
Tue 11/17
7:30 am-3:00 pm
1 stop16h 30m
Tokyo Narita
Tue 12/1
5:05 pm-9:13 pm
1 stop19h 08m
$1,108
St. LouisTokyo
STL - NRT
STLNRT
Lambert-St Louis
Mon 11/23
6:00 am-3:00 pm
1 stop18h 00m
Tokyo Narita
Tue 12/1
6:00 pm-9:13 pm
1 stop18h 13m
$1,108
ChicagoKobe
ORD - UKB
ORDUKB
Chicago O'Hare Intl
Mon 8/31
12:30 am-10:00 am
1 stop19h 30m
Kobe
Tue 9/8
7:00 pm-8:45 pm
1 stop39h 45m
$1,110
ChicagoKobe
ORD - UKB
ORDUKB
Chicago O'Hare Intl
Tue 10/27
12:30 am-6:00 pm
1 stop27h 30m
Kobe
Mon 11/9
11:00 am-7:35 pm
1 stop23h 35m
$1,110
ChicagoOsaka
ORD - KIX
ORDKIX
Chicago O'Hare Intl
Tue 8/25
12:30 am-10:10 am
1 stop19h 40m
Osaka Kansai Intl
Tue 10/6
6:30 pm-8:45 pm
1 stop40h 15m
$1,112
ChicagoOsaka
ORD - KIX
ORDKIX
Chicago O'Hare Intl
Mon 8/31
12:30 am-5:15 pm
1 stop26h 45m
Osaka Kansai Intl
Tue 9/8
11:10 am-8:45 pm
1 stop23h 35m
$1,115
ChicagoOsaka
ORD - KIX
ORDKIX
Chicago O'Hare Intl
Sun 9/6
12:30 am-12:10 pm
1 stop21h 40m
Osaka Kansai Intl
Thu 9/10
11:10 am-8:45 pm
1 stop23h 35m
$1,115
ChicagoOsaka
ORD - ITM
ORDITM
Chicago O'Hare Intl
Wed 8/26
5:00 am-5:05 pm
2 stops22h 05m
Osaka Itami
Tue 10/6
12:55 pm-3:05 pm
1 stop16h 10m
$1,122
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
STL-NRT
STL-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
STL-NRT
STL-HND
What is the cheapest month to book a flight from Illinois to Japan?
Currently, February is the cheapest month in which you can book a flight from Illinois to Japan (average of $1,091). Flying from Illinois to Japan in December is currently the most expensive (average of $1,713). 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 July 26, 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 18% on airfare.
How far ahead should I book a flight from Illinois to Japan?
Booking 12 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 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 July 25, 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 at noon 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.
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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 July 26, 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 July 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$355 | Average$1,116 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$696 | Average$974 | FlexibilityNo cancel fee | On-time72% | |
| Cheapest$861 | Average$1,272 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$893 | Average$1,459 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$956 | Average$1,508 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$962 | Average$1,608 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$1,001 | Average$1,386 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$1,008 | Average$1,177 | FlexibilityNo cancel fee | On-time74% |