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$446+ Cheap flights from Osaka (OSA) to Illinois

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 4/1. Fares are subject to change and may not be available on all flights or dates of travel.
OSA — ORD
Jan 26 — Feb 21
Sun 1/26
Sun 2/2
1 adult, Economy
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Cheap flight deals from Osaka to Illinois

Discover tips and strategies to find the most affordable flight options for your journey from Osaka (OSA) to Illinois (USIL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2025.

Round-trip from

$949
(Mytrip)

One-way from

$446
(Kiwi.com)
From Osaka (OSA) to Illinois
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One-way flight from Osaka (OSA) to Illinois
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Find flight deals from Osaka to Illinois

Cheapest flights from Osaka to Illinois
Explore the most affordable flight options available from Osaka to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.

This Trip.com deal was found by Cheapflights users on 1/20. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1011:10 amKIX - ORD
1 stop23h 35mEVA Air
Sat 9/2012:30 amORD - KIX
1 stop21h 40mEVA Air
Deal found 1/20$956
This Trip.com deal was found by Cheapflights users on 1/21. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/213:15 pmKIX - ORD
2 stops29h 38mMultiple Airlines
Fri 2/287:45 amORD - KIX
2 stops39h 30mMultiple Airlines
Deal found 1/21$1,000
This Gotogate deal was found by Cheapflights users on 1/21. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/126:05 pmKIX - ORD
1 stop33h 55mCathay Pacific
Sun 3/163:40 pmORD - KIX
1 stop33h 35mCathay Pacific
Deal found 1/21$1,011
This Mytrip deal was found by Cheapflights users on 1/20. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/121:30 pmITM - ORD
2 stops33h 31mMultiple Airlines
Sun 3/167:20 amORD - ITM
2 stops22h 30mMultiple Airlines
Deal found 1/20$1,332
This OneTravel deal was found by Cheapflights users on 1/21. 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 OneTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/124:00 pmITM - ORD
2 stops30h 01mAir Canada
Sun 3/168:30 pmORD - ITM
2 stops32h 40mAir Canada
Deal found 1/21$1,375
This Delta deal was found by Cheapflights users on 1/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1211:55 amKIX - MDW
2 stops35h 50mDelta
Sun 3/164:59 pmMDW - KIX
2 stops27h 46mDelta
Deal found 1/21$1,524
This FlightHub deal was found by Cheapflights users on 1/20. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/3110:50 amKIX - ORD
2 stops23h 05mAsiana Airlines
Sat 3/16:20 pmORD - KIX
2 stops24h 20mAsiana Airlines
Deal found 1/20$1,535
This Delta deal was found by Cheapflights users on 1/21. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/29:15 amKIX - ORD
1 stop38h 35mDelta
Thu 9/47:00 amORD - KIX
2 stops24h 05mDelta
Deal found 1/21$1,577
This United Airlines deal was found by Cheapflights users on 1/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/64:50 pmKIX - ORD
1 stop22h 21mUnited Airlines
Thu 9/45:00 amORD - KIX
2 stops19h 50mUnited Airlines
Deal found 1/21$1,614
This Air Canada deal was found by Cheapflights users on 1/21. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/86:05 pmKIX - ORD
1 stop17h 54mAir Canada
Sat 8/169:15 pmORD - KIX
2 stops29h 10mAir Canada
Deal found 1/21$1,643
This American Airlines deal was found by Cheapflights users on 1/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/318:30 amITM - ORD
2 stops20h 19mAmerican Airlines
Sat 3/18:25 pmORD - ITM
2 stops21h 10mAmerican Airlines
Deal found 1/20$1,665
This United Airlines deal was found by Cheapflights users on 1/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/311:00 pmITM - ORD
1 stop17h 05mUnited Airlines
Sat 3/18:05 pmORD - ITM
2 stops31h 05mUnited Airlines
Deal found 1/20$1,677

Find flights from Osaka to Illinois within your budget

Customize your flight search to find flights from Osaka to Illinois 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 January 21, 2025.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

OsakaChicago

KIX - ORD

KIXORD

Osaka Kansai Intl

Fri 2/21

3:15 pm-5:53 am

2 stops29h 38m

Chicago O'Hare Intl

Fri 2/28

7:45 am-2:15 pm

2 stops39h 30m

$1,000

OsakaChicago

KIX - ORD

KIXORD

Osaka Kansai Intl

Wed 3/12

6:05 pm-2:00 pm

1 stop33h 55m

Chicago O'Hare Intl

Sun 3/16

3:40 pm-3:15 pm

1 stop33h 35m

$1,011

OsakaChicago

KIX - ORD

KIXORD

Osaka Kansai Intl

Wed 3/12

12:55 pm-8:35 pm

1 stop21h 40m

Chicago O'Hare Intl

Sat 3/15

12:30 am-9:55 am

1 stop19h 25m

$1,030

OsakaChicago

ITM - ORD

ITMORD

Osaka Itami

Wed 3/12

1:30 pm-9:01 am

2 stops33h 31m

Chicago O'Hare Intl

Sun 3/16

7:20 am-7:50 pm

2 stops22h 30m

$1,332

OsakaChicago

ITM - ORD

ITMORD

Osaka Itami

Wed 3/12

4:00 pm-8:01 am

2 stops30h 01m

Chicago O'Hare Intl

Sun 3/16

8:30 pm-7:10 pm

2 stops32h 40m

$1,375

OsakaChicago

KIX - MDW

KIXMDW

Osaka Kansai Intl

Wed 3/12

11:55 am-9:45 am

2 stops35h 50m

Chicago Midway

Sun 3/16

4:59 pm-10:45 am

2 stops27h 46m

$1,524

OsakaChicago

KIX - ORD

KIXORD

Osaka Kansai Intl

Fri 1/31

10:50 am-6:55 pm

2 stops23h 05m

Chicago O'Hare Intl

Sat 3/1

6:20 pm-9:40 am

2 stops24h 20m

$1,535

OsakaChicago

ITM - ORD

ITMORD

Osaka Itami

Fri 1/31

8:30 am-1:49 pm

2 stops20h 19m

Chicago O'Hare Intl

Sat 3/1

8:25 pm-8:35 am

2 stops21h 10m

$1,665

OsakaChicago

ITM - ORD

ITMORD

Osaka Itami

Fri 1/31

1:00 pm-3:05 pm

1 stop17h 05m

Chicago O'Hare Intl

Sat 3/1

8:05 pm-6:10 pm

2 stops31h 05m

$1,677

OsakaChicago

ITM - ORD

ITMORD

Osaka Itami

Tue 2/11

8:00 am-7:20 am

1 stop14h 20m

Chicago O'Hare Intl

Mon 2/24

10:30 am-6:55 pm

1 stop17h 25m

$1,703

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 23 results
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Best time to book a flight from Osaka to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Osaka 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.

Travel insights for flights from Osaka to Illinois

Get recent, data-driven insights about flights from Osaka to Illinois including ideal travel times, pricing trends, and more.

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Illinois. Reviews last updated January 21, 2025.
Read reviews from past customers who have flown Cathay Pacific, Japan Airlines and ANA from Osaka to Illinois. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Overall

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Korean Air
8.5
Very good
1,039 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Overall

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

EVA Air
8.4
Very good
1,253 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Overall

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

ANA
8.4
Very good
852 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Overall

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Japan Airlines
8.3
Very good
1,449 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Overall

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Asiana Airlines
8.3
Very good
466 reviews
Korean Air
8.5
Very good
1,039 reviews

Comfort

8.3

Crew

8.7

Food

8.1

Boarding

8.5

Entertainment

8.2

Overall

8.5

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Related info for your journey

Find useful and relevant information for your journey from Osaka to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    $588 is the cheapest one-way deal found within the past few days, from EVA Air. You may also be able to find cheap deals on Cathay Pacific and Asiana Airlines, with prices starting from $763 and $952, respectively.

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

    While some choose either Osaka Kansai Intl - Chicago O'Hare Intl or Osaka Kansai Intl - Chicago Midway, Osaka Itami - Chicago O'Hare Intl is the most popular route from Osaka to Illinois.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Osaka to Illinois 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 Osaka to Illinois?

    Currently, August is the cheapest month in which you can book a flight from Osaka to Illinois (average of $245). Flying from Osaka to Illinois in March is currently the most expensive (average of $320). 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

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