Osaka

$409+ Cheap flights from Chicago (CHI) 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 4/28. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — OSA
Apr 29 — May 61
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Cheapflights Tip: The best prices from Chicago to Osaka are usually found in September or January, booked 84 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from Chicago to Osaka

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) 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 April 24, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$891
(Ovago)

One-way from

$444
(Gurufare)

Popular in

April

Cheapest in

September

Average price

$1,694
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 Chicago (CHI) to Osaka (OSA)
One-way flight from Chicago (CHI) to Osaka (OSA)
Highest demand for flights based on searches. 8% potential increase in price ($131 potential increase over avg. RT price).
Cheapest flight prices on average. 1% potential price decrease ($27 potential savings vs. average RT price).
Average for round-trip flights in April 2025

Find flight deals from Chicago to Osaka

Cheapest flights from Chicago to Osaka
Explore the most affordable flight options available from Chicago to Osaka. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 24, 2025.

This StudentUniverse deal was found by Cheapflights users on 4/22. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/74:00 pmORD - KIX
1 stop24h 40mCathay Pacific
Mon 10/204:20 pmKIX - ORD
2 stops36h 05mCathay Pacific
Deal found 4/22$892
This Kiwi.com deal was found by Cheapflights users on 4/22. 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 5/54:00 pmORD - KIX
1 stop31h 00mMultiple Airlines
Mon 5/1211:50 amKIX - ORD
2 stops44h 30mMultiple Airlines
Deal found 4/22$949
This oojo deal was found by Cheapflights users on 4/23. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/512:30 amORD - KIX
1 stop19h 40mEVA Air
Tue 5/2011:10 amKIX - ORD
1 stop23h 50mEVA Air
Deal found 4/23$1,097
This CheapTickets deal was found by Cheapflights users on 4/22. 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 CheapTickets is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/46:00 amORD - ITM
2 stops23h 45mMultiple Airlines
Wed 6/112:35 pmITM - ORD
2 stops21h 48mMultiple Airlines
Deal found 4/22$1,155
This oojo deal was found by Cheapflights users on 4/22. 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.
Tue 10/78:10 pmORD - UKB
2 stops47h 50mEVA Air
Mon 10/2011:00 amUKB - ORD
1 stop23h 45mEVA Air
Deal found 4/22$1,258
This Air Canada deal was found by Cheapflights users on 4/23. 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.
Sun 9/288:40 amORD - ITM
2 stops20h 15mAir Canada
Mon 10/62:05 pmITM - ORD
2 stops20h 06mAir Canada
Deal found 4/23$1,272
This Ovago deal was found by Cheapflights users on 4/23. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/129:30 pmORD - ITM
2 stops31h 35mFinnair
Mon 5/264:30 pmITM - ORD
2 stops39h 20mFinnair
Deal found 4/23$1,589
This Trip.com deal was found by Cheapflights users on 4/22. 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.
Tue 10/711:50 amORD - UKB
1 stop19h 55mMultiple Airlines
Mon 10/2011:00 amUKB - ORD
1 stop23h 45mMultiple Airlines
Deal found 4/22$1,638
This Gurufare deal was found by Cheapflights users on 4/22. 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 10/61:05 amORD - ITM
1 stop18h 30mJapan Airlines
Mon 10/208:10 pmITM - ORD
1 stop26h 55mJapan Airlines
Deal found 4/22$1,665
This StudentUniverse deal was found by Cheapflights users on 4/22. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/711:50 amORD - ITM
1 stop17h 20mANA
Mon 10/207:00 pmITM - ORD
2 stops24h 01mANA
Deal found 4/22$1,698
This Cheapflightsfares deal was found by Cheapflights users on 4/23. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1112:40 pmORD - UKB
1 stop19h 05mANA
Thu 11/67:05 amUKB - ORD
1 stop15h 15mANA
Deal found 4/23$1,725
This United Airlines deal was found by Cheapflights users on 4/23. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/86:15 amORD - ITM
2 stops20h 50mUnited Airlines
Wed 11/51:00 pmITM - ORD
1 stop17h 10mUnited Airlines
Deal found 4/23$1,740

Cheapflights Fare Finder

Customize your flight search to find flights from Chicago 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 2,558,603 searches. Data last updated April 24, 2025.
Use the filters below to find and compare flights from Chicago to Osaka that are best for you.

Fly from

Chicago

Fly to

Osaka

Route

Depart

Return

Price

ChicagoOsaka

ORD - KIX

ORDKIX

Chicago O'Hare Intl

Tue 10/7

4:00 pm-6:40 am

1 stop24h 40m

Osaka Kansai Intl

Mon 10/20

4:20 pm-2:25 pm

2 stops36h 05m

$892

ChicagoOsaka

ORD - KIX

ORDKIX

Chicago O'Hare Intl

Mon 5/5

4:00 pm-1:00 pm

1 stop31h 00m

Osaka Kansai Intl

Mon 5/12

11:50 am-6:20 pm

2 stops44h 30m

$949

ChicagoOsaka

ORD - KIX

ORDKIX

Chicago O'Hare Intl

Mon 5/5

12:30 am-10:10 am

1 stop19h 40m

Osaka Kansai Intl

Tue 5/20

1:10 pm-9:00 pm

1 stop21h 50m

$1,096

ChicagoOsaka

ORD - ITM

ORDITM

Chicago O'Hare Intl

Wed 6/4

6:00 am-7:45 pm

2 stops23h 45m

Osaka Itami

Wed 6/11

2:35 pm-10:23 pm

2 stops21h 48m

$1,155

ChicagoKobe

ORD - UKB

ORDUKB

Chicago O'Hare Intl

Tue 10/7

8:10 pm-10:00 am

2 stops47h 50m

Kobe

Mon 10/20

11:00 am-8:45 pm

1 stop23h 45m

$1,258

ChicagoOsaka

ORD - ITM

ORDITM

Chicago O'Hare Intl

Sun 9/28

8:40 am-6:55 pm

2 stops20h 15m

Osaka Itami

Mon 10/6

2:05 pm-8:11 pm

2 stops20h 06m

$1,272

ChicagoOsaka

ORD - ITM

ORDITM

Chicago O'Hare Intl

Mon 5/12

9:30 pm-7:05 pm

2 stops31h 35m

Osaka Itami

Mon 5/26

4:30 pm-5:50 pm

2 stops39h 20m

$1,589

ChicagoKobe

ORD - UKB

ORDUKB

Chicago O'Hare Intl

Tue 10/7

11:50 am-9:45 pm

1 stop19h 55m

Kobe

Mon 10/20

11:00 am-8:45 pm

1 stop23h 45m

$1,638

ChicagoOsaka

ORD - ITM

ORDITM

Chicago O'Hare Intl

Mon 10/6

1:05 am-9:35 am

1 stop18h 30m

Osaka Itami

Mon 10/20

8:10 pm-9:05 am

1 stop26h 55m

$1,665

ChicagoOsaka

ORD - ITM

ORDITM

Chicago O'Hare Intl

Tue 10/7

11:50 am-7:10 pm

1 stop17h 20m

Osaka Itami

Mon 10/20

7:00 pm-5:01 am

2 stops24h 01m

$1,698

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Showing 1-10 of 45 results
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Compare providers for flights from Chicago to Osaka

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Chicago to Osaka in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chicago-Osaka flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Chicago-Osaka flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Chicago-Osaka flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago-Osaka flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago-Osaka flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Chicago to Osaka

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

How far ahead should I book a flight from Chicago to Osaka?

Use this chart to determine the optimal time to book a round-trip flight from Chicago to Osaka. Price data was last updated on April 18, 2025.

The best time to book flights from Chicago to Osaka is 84 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, February is the cheapest month in which you can book a flight from Chicago to Osaka (average of $898). Flying from Chicago to Osaka in December is currently the most expensive (average of $1,350). 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 CHI to OSA?

Find hourly flight availability from Chicago 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 April 24, 2025.

When flying from Chicago to Osaka, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 37% versus a flight at noon.

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 April 24, 2025.
Read reviews from past customers who have flown EVA Air, Korean Air and Japan Airlines from Chicago to Osaka. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

8.3

Food

8.1

Boarding

8.4

Crew

8.6

Overall

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend

Comfort

8.3

Food

8.1

Boarding

8.4

Crew

8.6

Overall

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend

Comfort

8.3

Food

8.1

Boarding

8.4

Crew

8.6

Overall

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend

Comfort

8.3

Food

8.1

Boarding

8.4

Crew

8.6

Overall

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend

Comfort

8.3

Food

8.1

Boarding

8.4

Crew

8.6

Overall

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend
8.3
Very good

Comfort

8.3

Food

8.1

Boarding

8.4

Crew

8.6

Overall

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Gary,Apr 2025

DPS - TPE

The staff was excellent. Kind, courteous, and overall just hospitable. Definitely recommend

Related info for your journey

Find useful and relevant information for your journey from Chicago 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 flying from Chicago to Osaka round-trip?

    Our cheapest airline available from Chicago to Osaka is Cathay Pacific. Our recent data shows that you can find tickets from as low as $891 on this airline. Additional options worth looking into are EVA Air and Air Canada, starting at $1,096 and $1,264 round-trip. You may be able to fly from Chicago to Osaka for 36% less than the average price by searching for these airlines.

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

    To fly one-way, consider booking your trip with Cathay Pacific, which is currently one of the cheapest options available, starting at $444. China Airlines flights start at $602 while deals on Air Canada start at $645 one-way.

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

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Chicago to Osaka (average of $898). Flying from Chicago to Osaka in December is currently the most expensive (average of $1,350). 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 Chicago?

Book flights to Chicago if you plan to visit one of these locations
Nara
Nishinomiya

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Alternative routes for Chicago to Osaka

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

Top 5 airlines flying from Chicago to Osaka

Discover the top 5 airlines that operate flights from Chicago 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 2,558,603 searches. Data last updated April 24, 2025.
AirlineCheapestAverageFlexibilityOn-time
ANACheapest$983Average$1,604FlexibilityNo cancel feeOn-time80%
Air CanadaCheapest$1,022Average$1,114FlexibilityNo cancel feeOn-time67%
EVA AirCheapest$1,090Average$1,270FlexibilityNo cancel feeOn-time74%
United AirlinesCheapest$1,099Average$1,581FlexibilityNo cancel feeOn-time69%
Japan AirlinesCheapest$1,318Average$1,413FlexibilityNo cancel feeOn-time79%

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