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$414+ 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 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — FUK
mai 10 — mai 171
sø. 5/10
sø. 5/17
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 april 10, 2026.

This flugladen.de deal was found by Cheapflights users on 4/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure flugladen.de is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lø. 4/183:40 pm
ORD
-
KIX
1 stop34h 45m
Air Canada
ma. 5/46:00 pm
KIX
-
ORD
1 stop34h 45m
Air Canada
Deal found 4/9$937
This Air Canada deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lø. 10/103:40 pm
ORD
-
KIX
1 stop34h 45m
Air Canada
ti. 10/206:00 pm
KIX
-
ORD
1 stop34h 48m
Air Canada
Deal found 4/6$957
This Air Canada deal was found by Cheapflights users on 4/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ma. 10/198:40 pm
ORD
-
KIX
1 stop29h 45m
Air Canada
ma. 10/267:25 pm
KIX
-
ORD
1 stop33h 16m
Air Canada
Deal found 4/5$965
This FlightHub deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ti. 9/157:45 pm
ORD
-
KIX
2 stops30h 40m
Air Canada
ti. 9/296:00 pm
KIX
-
ORD
2 stops27h 50m
Air Canada
Deal found 4/6$970
This Air Canada deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
on. 10/285:00 am
ORD
-
KIX
2 stops22h 40m
Air Canada
ma. 11/97:25 pm
KIX
-
ORD
1 stop34h 16m
Air Canada
Deal found 4/6$971
This Air Canada deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ma. 4/2010:45 pm
ORD
-
KIX
2 stops51h 40m
Air Canada
ti. 5/126:00 pm
KIX
-
ORD
2 stops28h 00m
Air Canada
Deal found 4/8$974
This FlightHub deal was found by Cheapflights users on 4/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ti. 10/209:04 am
ORD
-
KIX
1 stop17h 21m
Air Canada
ti. 11/107:25 pm
KIX
-
ORD
1 stop34h 16m
Air Canada
Deal found 4/9$975
This FlightHub deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ti. 9/158:45 am
ORD
-
ITM
2 stops20h 10m
Air Canada
ti. 9/292:00 pm
ITM
-
ORD
2 stops20h 12m
Air Canada
Deal found 4/6$980
This oojo deal was found by Cheapflights users on 4/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ma. 9/2812:30 am
ORD
-
UKB
1 stop19h 30m
EVA Air
ma. 10/511:00 am
UKB
-
ORD
1 stop23h 45m
EVA Air
Deal found 4/7$1,013
This FlightHub deal was found by Cheapflights users on 4/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ma. 9/2812:30 am
ORD
-
UKB
1 stop19h 30m
EVA Air
on. 12/211:00 am
UKB
-
ORD
1 stop23h 35m
EVA Air
Deal found 4/8$1,019
This lol.travel deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ma. 4/207:55 am
ORD
-
HND
1 stop17h 45m
Air Canada
ti. 5/56:05 pm
HND
-
ORD
1 stop17h 56m
Air Canada
Deal found 4/6$1,033
This Mytrip deal was found by Cheapflights users on 4/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
on. 4/294:03 pm
ORD
-
NRT
3 stops31h 22m
Multiple Airlines
fr. 5/810:30 am
NRT
-
ORD
2 stops27h 26m
Multiple Airlines
Deal found 4/6$1,034

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 april 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$957
(Air Canada)

One-way from

$414
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$1,205

Good round-trip deal

$1,169 or less

Good one-way deal

$585 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. 0% potential increase in price ($7 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 april 10, 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

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

ma. 8/10

1:38 pm-2:30 pm

1 stop34h 52m

Tokyo Narita

fr. 8/14

5:05 pm-4:31 pm

2 stops37h 26m

$1,262

St. LouisTokyo

STL - NRT

STLNRT

Lambert-St Louis

ti. 4/28

7:00 am-4:00 pm

1 stop19h 00m

Tokyo Narita

fr. 5/8

6:00 pm-11:59 pm

1 stop19h 59m

$1,290

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

lø. 8/22

3:02 pm-4:25 am

2 stops23h 23m

Tokyo Haneda

lø. 9/5

3:50 pm-11:00 pm

2 stops21h 10m

$1,294

St. LouisTokyo

STL - HND

STLHND

Lambert-St Louis

ti. 5/5

6:48 am-4:15 pm

1 stop19h 27m

Tokyo Haneda

ti. 5/12

4:20 pm-11:59 pm

2 stops21h 39m

$1,295

ChicagoTokyo

ORD - NRT

ORDNRT

Chicago O'Hare Intl

to. 4/30

7:00 am-2:45 pm

1 stop17h 45m

Tokyo Narita

on. 5/13

4:30 pm-5:04 pm

1 stop14h 34m

$1,301

ChicagoTokyo

MDW - HND

MDWHND

Chicago Midway

to. 4/30

6:00 am-2:20 pm

1 stop18h 20m

Tokyo Haneda

on. 5/13

4:20 pm-5:56 pm

1 stop15h 36m

$1,306

ChicagoTokyo

ORD - HND

ORDHND

Chicago O'Hare Intl

to. 4/30

6:25 am-1:05 pm

1 stop16h 40m

Tokyo Haneda

on. 5/13

4:20 pm-4:51 pm

1 stop14h 31m

$1,311

ChicagoOsaka

MDW - KIX

MDWKIX

Chicago Midway

ma. 4/27

6:10 pm-6:05 pm

2 stops33h 55m

Osaka Kansai Intl

on. 5/13

2:00 pm-11:20 pm

2 stops23h 20m

$1,321

ChicagoOsaka

ORD - ITM

ORDITM

Chicago O'Hare Intl

sø. 4/26

2:10 pm-8:30 pm

1 stop16h 20m

Osaka Itami

on. 5/13

2:35 pm-11:59 pm

2 stops23h 24m

$1,335

ChicagoTokyo

ORD - HND

ORDHND

Chicago O'Hare Intl

ti. 4/21

7:10 am-2:20 pm

1 stop17h 10m

Tokyo Haneda

ti. 4/28

4:35 pm-9:18 pm

2 stops18h 43m

$1,341

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/8

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 $1,104). 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 april 10, 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 April 4, 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 16h 20m. Fly via United Airlines, Delta, or Japan Airlines to get the fastest option. Illinois and Japan are separated by a distance of 6461 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 $155 on United Airlines. Other airlines that offer cheap prices include WestJet from $395 and Cathay Pacific from $422 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 $1,104). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 april 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$613Average$1,187FlexibilityNo cancel feeOn-timeN/A
Cathay PacificCheapest$709Average$925FlexibilityNo cancel feeOn-time72%
United AirlinesCheapest$838Average$1,395FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$861Average$1,230FlexibilityNo cancel feeOn-time67%
ANACheapest$915Average$1,434FlexibilityNo cancel feeOn-time80%
Japan AirlinesCheapest$939Average$1,443FlexibilityNo cancel feeOn-time79%
EVA AirCheapest$978Average$1,277FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$1,001Average$1,443FlexibilityNo cancel feeOn-time71%

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