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$465+ 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 4/13. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — FUK
Apr 23 — Apr 301
Thu 4/23
Thu 4/30
1 adult, Economy
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Cheap flight deals from Illinois to Japan

Cheapest flights from Illinois to Japan
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 March 24, 2026.

This Air Canada deal was found by Cheapflights users on 3/23. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2812:10 pm
STL
-
NRT
1 stop37h 30m
Air Canada
Tue 10/135:25 pm
NRT
-
STL
1 stop34h 35m
Air Canada
Deal found 3/23$939
This Air Canada deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/812:10 pm
STL
-
NRT
1 stop37h 30m
Air Canada
Wed 9/165:40 pm
NRT
-
STL
2 stops34h 20m
Air Canada
Deal found 3/19$942
This Expedia deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/192:40 pm
STL
-
NRT
2 stops34h 15m
Air Canada
Wed 10/286:45 pm
NRT
-
STL
1 stop34h 45m
Air Canada
Deal found 3/20$944
This Delta deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” 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 4/2012:20 pm
ORD
-
KIX
1 stop20h 20m
Delta
Mon 5/112:15 am
KIX
-
ORD
2 stops28h 40m
Delta
Deal found 3/20$945
This Air Canada deal was found by Cheapflights users on 3/23. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/156:30 am
STL
-
NRT
2 stops18h 25m
Air Canada
Tue 5/55:35 pm
NRT
-
STL
1 stop16h 50m
Air Canada
Deal found 3/23$946
This Expedia deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/196:30 am
STL
-
NRT
2 stops19h 20m
Air Canada
Tue 5/55:35 pm
NRT
-
STL
1 stop16h 50m
Air Canada
Deal found 3/19$950
This Air Canada deal was found by Cheapflights users on 3/23. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/274:05 pm
STL
-
NRT
2 stops33h 20m
Air Canada
Tue 5/55:35 pm
NRT
-
STL
2 stops40h 34m
Air Canada
Deal found 3/23$951
This Air Canada deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/86:00 am
STL
-
NRT
2 stops19h 40m
Air Canada
Tue 9/225:25 pm
NRT
-
STL
1 stop34h 35m
Air Canada
Deal found 3/19$953
This Air Canada deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” 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.
Mon 10/1212:10 pm
STL
-
NRT
1 stop37h 30m
Air Canada
Thu 10/225:40 pm
NRT
-
STL
2 stops28h 57m
Air Canada
Deal found 3/20$955
This Kiwi.com deal was found by Cheapflights users on 3/20. Clicking the “Pick Dates” 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 5/113:52 pm
ORD
-
NRT
2 stops32h 58m
Multiple Airlines
Mon 7/67:35 pm
NRT
-
ORD
1 stop24h 44m
Multiple Airlines
Deal found 3/20$985
This Kiwi.com deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” 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 4/83:29 pm
ORD
-
NRT
2 stops38h 31m
Multiple Airlines
Wed 5/2710:30 am
NRT
-
ORD
1 stop26h 31m
Multiple Airlines
Deal found 3/19$986
This Kiwi.com deal was found by Cheapflights users on 3/19. Clicking the “Pick Dates” 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 4/166:16 pm
ORD
-
NRT
1 stop30h 09m
Multiple Airlines
Thu 4/232:35 pm
NRT
-
ORD
1 stop29h 45m
Multiple Airlines
Deal found 3/19$987

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 March 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$939
(Air Canada)

One-way from

$465
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$1,288

Good round-trip deal

$1,084 or less

Good one-way deal

$530 or less
Provider with most accurate pricing for Chicago (CHI)-Tokyo (TYO) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Tokyo (TYO) flights.
Search Deals
From Illinois to Japan
Search Deals
One-way flight from Illinois to Japan
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($217 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($32 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip flight from Illinois to Japan.
Search Deals
Price to beat on a one-way flight from Illinois to Japan.
Search Deals

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 March 24, 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

Price

Cheapest round-trip

ChicagoOsaka

ORD - KIX

ORDKIX

Chicago O'Hare Intl

Mon 4/20

7:15 am-10:40 pm

2 stops25h 25m

Osaka Kansai Intl

Tue 5/12

12:35 pm-11:57 pm

2 stops25h 22m

$950
Quickest round-trip

ChicagoTokyo

ORD - HND

ORDHND

Chicago O'Hare Intl

Wed 4/22

8:45 am-3:55 pm

1 stop17h 10m

Tokyo Haneda

Wed 5/6

5:15 pm-3:15 pm

Nonstop12h 00m

$1,101

ChicagoTokyo

ORD - NRT

ORDNRT

Chicago O'Hare Intl

Wed 4/22

7:00 am-2:15 pm

1 stop17h 15m

Tokyo Narita

Wed 5/6

5:00 pm-2:55 pm

Nonstop11h 55m

$1,102

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Sat 8/22

7:32 pm-4:00 pm

1 stop30h 28m

Tokyo Narita

Wed 8/26

6:00 pm-11:59 pm

1 stop19h 59m

$1,103

ChicagoTokyo

MDW - HND

MDWHND

Chicago Midway

Sun 4/19

9:27 am-4:15 pm

1 stop16h 48m

Tokyo Haneda

Tue 5/5

4:05 pm-6:36 pm

1 stop16h 31m

$1,113

ChicagoKobe

ORD - UKB

ORDUKB

Chicago O'Hare Intl

Mon 4/20

5:45 pm-7:50 am

1 stop24h 05m

Kobe

Tue 5/12

9:15 pm-5:06 am

2 stops21h 51m

$1,119

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

Tue 8/18

5:10 am-2:15 pm

2 stops19h 05m

Tokyo Narita

Sat 8/22

5:00 pm-11:50 pm

2 stops20h 50m

$1,145

ChicagoTokyo

ORD - NRT

ORDNRT

Chicago O'Hare Intl

Fri 4/24

7:00 am-2:30 pm

1 stop17h 30m

Tokyo Narita

Wed 5/6

5:00 pm-2:55 pm

Nonstop11h 55m

$1,152

ChicagoTokyo

ORD - HND

ORDHND

Chicago O'Hare Intl

Mon 4/27

11:00 am-4:15 pm

1 stop15h 15m

Tokyo Haneda

Sun 5/10

6:25 pm-8:14 pm

1 stop15h 49m

$1,163

ChicagoTokyo

ORD - HND

ORDHND

Chicago O'Hare Intl

Fri 4/24

6:25 am-1:05 pm

1 stop16h 40m

Tokyo Haneda

Wed 5/6

4:05 pm-9:25 pm

2 stops19h 20m

$1,167

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/20

Showing 1-10 of 60 resultsSorted by cheapest first
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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.
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

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 $610). Flying from Illinois to Japan in June is currently the most expensive (average of $1,112). 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 March 24, 2026.

One of the essential ways to save on airfare from Illinois to Japan is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight in the afternoon could potentially save you up to 48% 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 March 23, 2026.

Travelers seeking maximum savings on their Illinois to Japan flight should consider departing on Monday 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.

  • How long is the flight from Illinois to Japan?

    There are many flights that can get you from Illinois to Japan in 17h 10m. Fly via Delta, United Airlines, or ANA to get the fastest option. Illinois and Japan are separated by a distance of 6286 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Illinois to Japan one-way?

    One-way options have recently been found by users for as low as $70 on Southwest. Other airlines that offer cheap prices include American Airlines from $125 and United Airlines from $133 one-way.

  • Can I find deals for flights from Illinois to Japan that include hotel bookings?

    Yes. In addition to deals on Illinois to Japan flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Japan?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Japan.

  • Can I find deals for business class flights from Illinois to Japan?

    Yes. Cheapflights offers flight deals from Illinois to Japan by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • 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 $610). Flying from Illinois to Japan in June is currently the most expensive (average of $1,112). 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.

See more FAQs

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.
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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 March 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$613Average$1,224FlexibilityNo cancel feeOn-timeN/A
Cathay PacificCheapest$709Average$926FlexibilityNo cancel feeOn-time72%
United AirlinesCheapest$781Average$1,374FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$861Average$1,230FlexibilityNo cancel feeOn-time67%
ANACheapest$915Average$1,433FlexibilityNo cancel feeOn-time80%
Japan AirlinesCheapest$939Average$1,455FlexibilityNo cancel feeOn-time79%
American AirlinesCheapest$1,001Average$1,389FlexibilityNo cancel feeOn-time71%
EVA AirCheapest$1,008Average$1,340FlexibilityNo cancel feeOn-time74%

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