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$463+ Cheap flights from Illinois to Osaka (OSA)

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 1/7. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — OSA
Nov 19 — Nov 261
Tue 11/19
Tue 11/26
1 adult, Economy
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Cheap flight deals from Illinois to Osaka

Discover tips and strategies to find the most affordable flight options for your journey from Illinois (USIL) to Osaka (OSA). 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 November 14, 2024.

Find flight deals from Illinois to Osaka

Cheapest flights from Illinois to Osaka
Explore the most affordable flight options available from Illinois to Osaka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 14, 2024.

This United Airlines deal was found by Cheapflights users on 11/14. 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 12/84:45 pmSTL - KIX
2 stops32h 50mUnited Airlines
Fri 12/136:30 pmKIX - STL
2 stops33h 13mUnited Airlines
Deal found 11/14$785
This Gurufare deal was found by Cheapflights users on 11/13. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/187:15 amSTL - ITM
2 stops20h 25mJapan Airlines
Mon 11/257:25 amITM - STL
2 stops18h 40mJapan Airlines
Deal found 11/13$799
This Gurufare deal was found by Cheapflights users on 11/13. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/187:15 amSTL - KIX
2 stops24h 00mJapan Airlines
Mon 11/256:45 amKIX - STL
2 stops19h 20mJapan Airlines
Deal found 11/13$801
This American Airlines deal was found by Cheapflights users on 11/13. 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.
Sun 11/176:17 amSTL - ITM
2 stops21h 23mAmerican Airlines
Tue 11/194:25 pmITM - STL
2 stops22h 32mAmerican Airlines
Deal found 11/13$864
This Mytrip deal was found by Cheapflights users on 11/13. 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 12/46:35 amORD - KIX
1 stop21h 15mMultiple Airlines
Wed 12/115:50 pmKIX - ORD
2 stops26h 40mMultiple Airlines
Deal found 11/13$975
This Mytrip deal was found by Cheapflights users on 11/13. 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 12/46:35 amORD - ITM
2 stops22h 50mMultiple Airlines
Wed 12/1110:30 amITM - ORD
3 stops34h 00mMultiple Airlines
Deal found 11/13$984
This United deal was found by Cheapflights users on 11/14. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/87:00 amSTL - ITM
3 stops44h 10mMultiple Airlines
Fri 12/138:00 amITM - STL
2 stops19h 19mMultiple Airlines
Deal found 11/14$1,141
This flugladen.de deal was found by Cheapflights users on 11/14. 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.
Wed 12/47:19 amORD - ITM
2 stops20h 51mAir Canada
Wed 12/114:00 pmITM - ORD
2 stops18h 32mAir Canada
Deal found 11/14$1,198
This oojo deal was found by Cheapflights users on 11/14. 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.
Sat 11/1611:30 pmORD - KIX
1 stop26h 15mEVA Air
Sun 11/2410:55 amKIX - ORD
1 stop23h 40mEVA Air
Deal found 11/14$1,198
This Air Canada deal was found by Cheapflights users on 11/13. 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 12/107:19 amORD - KIX
2 stops21h 06mAir Canada
Fri 2/143:40 pmKIX - ORD
2 stops21h 26mAir Canada
Deal found 11/13$1,341
This oojo deal was found by Cheapflights users on 11/13. 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.
Mon 11/186:17 amSTL - KIX
3 stops41h 38mCathay Pacific
Mon 11/259:25 amKIX - STL
2 stops29h 32mCathay Pacific
Deal found 11/13$1,416
This China Southern deal was found by Cheapflights users on 11/14. 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 China Southern is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2812:01 pmORD - KIX
3 stops41h 49mChina Southern
Thu 12/58:30 amKIX - ORD
3 stops36h 34mChina Southern
Deal found 11/14$1,456

Find flights from Illinois to Osaka within your budget

Customize your flight search to find flights from Illinois to Osaka 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 2,752,363 searches. Data last updated November 14, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

St. LouisOsaka

STL - KIX

STLKIX

Lambert-St Louis

Sun 12/8

7:00 am-4:35 pm

1 stop18h 35m

Osaka Kansai Intl

Fri 12/13

6:30 pm-9:47 am

2 stops30h 17m

$785

St. LouisOsaka

STL - ITM

STLITM

Lambert-St Louis

Sun 12/8

7:08 am-7:55 pm

2 stops21h 47m

Osaka Itami

Fri 12/13

7:25 am-11:11 am

2 stops18h 46m

$846

ChicagoOsaka

ORD - KIX

ORDKIX

Chicago O'Hare Intl

Tue 2/25

2:40 pm-6:20 am

1 stop24h 40m

Osaka Kansai Intl

Sun 3/2

6:05 pm-1:00 pm

1 stop33h 55m

$871

ChicagoOsaka

ORD - KIX

ORDKIX

Chicago O'Hare Intl

Wed 12/4

6:35 am-6:50 pm

1 stop21h 15m

Osaka Kansai Intl

Wed 12/11

5:50 pm-5:30 am

2 stops26h 40m

$975

ChicagoOsaka

ORD - KIX

ORDKIX

Chicago O'Hare Intl

Tue 1/14

11:55 am-6:55 pm

1 stop40h 00m

Osaka Kansai Intl

Wed 1/29

10:30 pm-10:10 am

1 stop26h 40m

$984

ChicagoOsaka

ORD - ITM

ORDITM

Chicago O'Hare Intl

Wed 12/4

6:35 am-8:25 pm

2 stops22h 50m

Osaka Itami

Wed 12/11

10:30 am-5:30 am

3 stops34h 00m

$984

St. LouisOsaka

STL - KIX

STLKIX

Lambert-St Louis

Fri 3/21

6:00 am-9:00 pm

2 stops25h 00m

Osaka Kansai Intl

Sun 3/30

7:35 pm-2:47 pm

2 stops33h 12m

$1,012

ChicagoOsaka

ORD - KIX

ORDKIX

Chicago O'Hare Intl

Mon 3/3

11:30 pm-9:55 am

1 stop19h 25m

Osaka Kansai Intl

Thu 3/6

12:55 pm-7:35 pm

1 stop21h 40m

$1,092

ChicagoOsaka

ORD - KIX

ORDKIX

Chicago O'Hare Intl

Sun 4/20

9:04 am-4:20 pm

1 stop17h 16m

Osaka Kansai Intl

Tue 5/6

6:00 pm-5:25 am

1 stop25h 25m

$1,094

St. LouisOsaka

STL - KIX

STLKIX

Lambert-St Louis

Wed 4/9

6:45 am-9:55 pm

2 stops25h 10m

Osaka Kansai Intl

Wed 4/23

7:00 am-4:35 pm

2 stops23h 35m

$1,096

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/14

Showing 1-10 of 54 results
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Best time to book a flight from Illinois to Osaka

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

Travel insights for flights from Illinois to Osaka

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

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

Currently, November is the cheapest month in which you can book a flight from Illinois to Osaka (average of $975). Flying from Illinois to Osaka in July is currently the most expensive (average of $1,284). 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 OSA?

Find hourly flight availability from Illinois to Osaka. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 14, 2024.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Illinois to Osaka as you normally would.

Rainfall in Osaka by month

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

In terms of precipitation, rainfall in Osaka ranges from 1.6 - 7.9 inches per month. June is typically the wettest month, when rainfall can reach 7.9 in. January is typically the driest time to visit Osaka when rainfall is around 1.6 in.

Temperature in Osaka by month

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

If weather is an important factor for your trip to Osaka, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 42.8 F).

Reviews of airlines servicing Osaka

Get insights into the airlines that provide service to Osaka. 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 Osaka. Reviews last updated November 14, 2024.
Get a feel of what it's like to fly with EVA Air, ANA and Cathay Pacific from Illinois to Osaka by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.5
Very good
1,036 reviews

Food

8.1

Crew

8.7

Overall

8.5

Boarding

8.5

Entertainment

8.2

Comfort

8.3

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Korean Air
8.5
Very good
1,036 reviews
Korean Air
8.5
Very good
1,036 reviews

Food

8.1

Crew

8.7

Overall

8.5

Boarding

8.5

Entertainment

8.2

Comfort

8.3

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

EVA Air
8.4
Very good
1,316 reviews
Korean Air
8.5
Very good
1,036 reviews

Food

8.1

Crew

8.7

Overall

8.5

Boarding

8.5

Entertainment

8.2

Comfort

8.3

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

ANA
8.4
Very good
836 reviews
Korean Air
8.5
Very good
1,036 reviews

Food

8.1

Crew

8.7

Overall

8.5

Boarding

8.5

Entertainment

8.2

Comfort

8.3

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Japan Airlines
8.3
Very good
1,460 reviews
Korean Air
8.5
Very good
1,036 reviews

Food

8.1

Crew

8.7

Overall

8.5

Boarding

8.5

Entertainment

8.2

Comfort

8.3

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Singapore Airlines
8.1
Very good
1,335 reviews
Korean Air
8.5
Very good
1,036 reviews

Food

8.1

Crew

8.7

Overall

8.5

Boarding

8.5

Entertainment

8.2

Comfort

8.3

Reviews

1 / 10

Ticket counter agent need to be more patient. Food was not good. It was not good like in the past.. Cabin was too hot.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Osaka. 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 Illinois to Osaka one-way?

    $642 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 Air Canada and Japan Airlines, with prices starting from $684 and $736, respectively.

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

    The most popular route from Illinois to Osaka is Chicago O'Hare Intl - Osaka Itami. You may also consider Chicago O'Hare Intl - Osaka Kansai Intl or Chicago Midway - Osaka Kansai Intl.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Illinois to Osaka 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?

    Currently, November is the cheapest month in which you can book a flight from Illinois to Osaka (average of $975). Flying from Illinois to Osaka in July is currently the most expensive (average of $1,284). 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.

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Alternative routes for Illinois to Osaka

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Illinois to Osaka

Discover the top 5 airlines that operate flights from Illinois to Osaka. 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 2,752,363 searches. Data last updated November 14, 2024.
AirlineCheapestAverageFlexibilityOn-time
ANACheapest$984Average$1,545FlexibilityNo cancel feeOn-time80%
Air CanadaCheapest$998Average$1,028FlexibilityNo cancel feeOn-time67%
EVA AirCheapest$1,086Average$1,284FlexibilityNo cancel feeOn-time74%
United AirlinesCheapest$1,099Average$1,581FlexibilityNo cancel feeOn-time69%
Japan AirlinesCheapest$1,235Average$1,736FlexibilityNo cancel feeOn-time79%
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