Kansai Intl

$425+ Cheap flights from Illinois to Kansai Intl (KIX)

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 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — KIX
mar. 5 — mar. 121
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Cheap flight deals from Illinois to Kansai Intl

Cheapest flights from Illinois to Kansai Intl
Explore the most affordable flight options available from Illinois to Kansai Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on februar 3, 2026.

This United Airlines deal was found by Cheapflights users on 2/2. 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.
man. 2/236:55 pm
STL
-
KIX
2 stops30h 45m
United Airlines
tir. 3/106:35 pm
KIX
-
STL
1 stop17h 50m
United Airlines
Deal found 2/2$755
This Air Canada deal was found by Cheapflights users on 2/2. 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.
tir. 9/1512:10 pm
STL
-
KIX
2 stops38h 15m
Air Canada
tir. 9/226:00 pm
KIX
-
STL
2 stops38h 41m
Air Canada
Deal found 2/2$768
This FlightHub deal was found by Cheapflights users on 2/2. 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.
tir. 2/36:30 am
STL
-
KIX
2 stops24h 20m
ANA
tor. 2/197:05 am
KIX
-
STL
2 stops18h 31m
ANA
Deal found 2/2$780
This eDestinos deal was found by Cheapflights users on 2/1. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
man. 8/244:00 pm
ORD
-
KIX
1 stop33h 10m
Cathay Pacific
man. 9/76:30 pm
KIX
-
ORD
1 stop33h 50m
Cathay Pacific
Deal found 2/1$788
This Air Canada deal was found by Cheapflights users on 1/31. 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.
søn. 9/1312:10 pm
STL
-
KIX
2 stops38h 15m
Air Canada
lør. 9/266:00 pm
KIX
-
STL
2 stops38h 41m
Air Canada
Deal found 1/31$817
This United Airlines deal was found by Cheapflights users on 2/1. 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.
søn. 2/156:55 pm
STL
-
KIX
2 stops54h 45m
United Airlines
lør. 2/286:35 pm
KIX
-
STL
2 stops29h 48m
United Airlines
Deal found 2/1$819
This Air Canada deal was found by Cheapflights users on 1/31. 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.
søn. 9/1312:10 pm
STL
-
KIX
2 stops38h 15m
Air Canada
ons. 9/236:00 pm
KIX
-
STL
2 stops35h 21m
Air Canada
Deal found 1/31$830
This Air Canada deal was found by Cheapflights users on 1/31. 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.
tir. 9/158:55 am
STL
-
KIX
1 stop17h 30m
Air Canada
ons. 9/236:00 pm
KIX
-
STL
2 stops34h 18m
Air Canada
Deal found 1/31$835
This Air Canada deal was found by Cheapflights users on 2/3. 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.
tir. 11/2410:23 am
STL
-
KIX
2 stops40h 17m
Air Canada
tor. 12/173:45 pm
KIX
-
STL
2 stops38h 45m
Air Canada
Deal found 2/3$837
This Air Canada deal was found by Cheapflights users on 1/31. 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.
søn. 9/1312:10 pm
STL
-
KIX
2 stops38h 15m
Air Canada
tir. 9/296:00 pm
KIX
-
STL
2 stops38h 41m
Air Canada
Deal found 1/31$839
This KAYAK deal was found by Cheapflights users on 2/1. 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.
man. 4/206:25 am
ORD
-
KIX
1 stop18h 25m
ANA
tir. 5/126:45 am
KIX
-
ORD
1 stop22h 30m
ANA
Deal found 2/1$853
This Air Canada deal was found by Cheapflights users on 1/31. 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.
søn. 3/13:35 pm
ORD
-
KIX
1 stop35h 05m
Air Canada
tir. 3/177:25 pm
KIX
-
ORD
1 stop33h 16m
Air Canada
Deal found 1/31$867

Find flight deals from Illinois to Kansai Intl

Keep the following information in mind while searching for Illinois to Kansai Intl flight deals. Data was last updated februar 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$755
(United Airlines)

One-way from

$425
(Kiwi.com)

Popular in

December

Cheapest in

May

Average price

$1,293
Provider with most accurate pricing for Chicago (CHI)-Osaka (OSA) flight deals.
Provider most trusted by Cheapflights users for Chicago (CHI)-Osaka (OSA) flights.
From Illinois to Osaka Kansai Intl
One-way flight from Illinois to Osaka Kansai Intl
Highest demand for flights based on searches. 16% potential increase in price ($253 potential increase over avg. RT price).
Cheapest flight prices on average. 4% potential price decrease ($55 potential savings vs. average RT price).
Average for round-trip flights in February 2026

Cheapflights Fare Finder

 
Customize your flight search to find flights from Illinois to Kansai Intl 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 februar 3, 2026.
Use the filters below to find and compare flights from Illinois to Osaka Kansai Intl Airport that are best for you.

Fly from

Illinois

Fly to

Kansai Intl

Route

Depart

Return

Price

St. LouisOsaka

STL - KIX

STLKIX

Lambert-St Louis

man. 2/23

5:25 pm-4:40 pm

1 stop32h 15m

Osaka Kansai Intl

tir. 3/10

6:35 pm-10:25 pm

1 stop17h 50m

$755

St. LouisOsaka

STL - KIX

STLKIX

Lambert-St Louis

søn. 2/15

6:55 pm-4:40 pm

2 stops54h 45m

Osaka Kansai Intl

lør. 2/28

6:35 pm-9:23 am

2 stops29h 48m

$819

ChicagoOsaka

ORD - KIX

ORDKIX

Chicago O'Hare Intl

man. 4/20

6:25 am-2:50 pm

1 stop18h 25m

Osaka Kansai Intl

tir. 5/12

4:55 pm-10:58 pm

2 stops20h 03m

$871

St. LouisOsaka

STL - KIX

STLKIX

Lambert-St Louis

søn. 2/15

7:00 am-10:20 pm

2 stops24h 20m

Osaka Kansai Intl

lør. 2/28

5:50 pm-11:59 pm

1 stop21h 09m

$880

ChicagoOsaka

ORD - KIX

ORDKIX

Chicago O'Hare Intl

søn. 4/5

3:45 pm-4:25 pm

2 stops34h 40m

Osaka Kansai Intl

man. 4/20

6:00 pm-2:43 pm

1 stop34h 43m

$941

ChicagoOsaka

ORD - KIX

ORDKIX

Chicago O'Hare Intl

man. 4/6

2:10 pm-10:00 pm

1 stop17h 50m

Osaka Kansai Intl

lør. 4/18

6:45 am-10:45 am

1 stop18h 00m

$1,013

ChicagoOsaka

ORD - KIX

ORDKIX

Chicago O'Hare Intl

ons. 3/4

4:25 pm-8:35 am

1 stop25h 10m

Osaka Kansai Intl

ons. 3/11

8:00 am-4:49 am

2 stops34h 49m

$1,030

ChicagoOsaka

ORD - KIX

ORDKIX

Chicago O'Hare Intl

man. 4/6

2:10 pm-10:00 pm

1 stop17h 50m

Osaka Kansai Intl

tir. 4/14

9:15 pm-10:45 am

1 stop27h 30m

$1,035

ChicagoOsaka

ORD - KIX

ORDKIX

Chicago O'Hare Intl

søn. 4/19

4:15 pm-2:50 pm

2 stops32h 35m

Osaka Kansai Intl

søn. 4/26

7:25 pm-1:55 pm

1 stop32h 30m

$1,058

ChicagoOsaka

ORD - KIX

ORDKIX

Chicago O'Hare Intl

søn. 3/22

3:35 pm-2:55 pm

2 stops33h 20m

Osaka Kansai Intl

tor. 4/9

6:30 pm-1:55 pm

1 stop33h 25m

$1,061

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/1

Showing 1-10 of 50 results
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Best time to book a flight from Illinois to Kansai Intl

Have a flexible travel schedule? Discover the best time to fly to Kansai Intl 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 Osaka Kansai Intl Airport

What is the cheapest month to book a flight from Illinois to Osaka Kansai Intl Airport?

Currently, September is the cheapest month in which you can book a flight from Illinois to Osaka Kansai Intl Airport (average of $801). Flying from Illinois to Osaka Kansai Intl Airport in January is currently the most expensive (average of $2,094). 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.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Kansai Intl. 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 Osaka Kansai Intl Airport?

    For as low as $880, United Airlines can have you in Osaka Kansai Intl Airport from Illinois in 24h 20m. There are 6595 mi between Illinois and Osaka Kansai Intl Airport. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the most popular routes from Illinois to Osaka Kansai Intl Airport?

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

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

  • How can I find direct flights from Illinois to Kansai Intl?

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

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

    Yes. Cheapflights offers flight deals from Illinois to Kansai Intl 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 Osaka Kansai Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from Illinois to Osaka Kansai Intl Airport (average of $801). Flying from Illinois to Osaka Kansai Intl Airport in January is currently the most expensive (average of $2,094). 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

Traveling to a place near Osaka Kansai Intl Airport?

Book flights to Osaka Kansai Intl Airport if you plan to visit one of these locations
Nara
Izumisano
Himeji

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Alternative routes for Illinois to Kansai Intl

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Illinois to Kansai Intl

Discover the top 3 airlines that operate flights from Illinois to Kansai Intl. 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 februar 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
EVA AirCheapest$1,008Average$1,167FlexibilityNo cancel feeOn-time74%
ANACheapest$1,149Average$1,661FlexibilityNo cancel feeOn-time80%
United AirlinesCheapest$1,570Average$1,698FlexibilityNo cancel feeOn-time69%

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