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 is the cheapest day to fly from Chicago to Osaka?

Travelers seeking maximum savings on their Chicago to Osaka flight should consider departing on Saturday afternoons when fares are most often at their lowest. Saturday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

What are the most popular routes from Chicago to Osaka?

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

What are the most popular airlines that fly from Chicago to Osaka?

When booking a flight from Chicago to Osaka, you may want to consider flying on EVA Air, Japan Airlines or ANA as they are the most popular for this route.

What is the cheapest day to fly round-trip from Chicago to Osaka?

Departing on a Monday is a good option for securing a great price. You can expect to save up to 32% when planning your travel around this day of the week.

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

To save on the cost of your flight from Chicago to Osaka, book at least 17 days before your planned departure. Booking around this time can save you about 38% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $1,222 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $1,541.

What is the cheapest month to fly from Chicago to Osaka?

Due to multiple factors, expect to potentially pay more when booking in April. For low rates, September can be a great choice for travel to Osaka. Flights to Osaka from Chicago in September are about $1,403 on average during September, but can be found for as low as $919.

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.

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.

$409+ Flights from Chicago to Osaka

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Find cheap flights from Chicago to Osaka with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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

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.

Search Deals

Provider most trusted by Cheapflights users for Chicago (CHI)-Osaka (OSA) flights.

Search Deals

From Chicago (CHI) to Osaka (OSA)

Search Deals

One-way flight from Chicago (CHI) to Osaka (OSA)

Search Deals

Highest demand for flights based on searches. 8% potential increase in price ($131 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($27 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

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.

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

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

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

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

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

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

Mon 5/129:30 pmORD - ITM

2 stops31h 35mFinnair

Mon 5/264:30 pmITM - ORD

2 stops39h 20mFinnair

Deal found 4/23

$1,589

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

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

Tue 10/711:50 amORD - ITM

1 stop17h 20mANA

Mon 10/207:00 pmITM - ORD

2 stops24h 01mANA

Deal found 4/22

$1,698

Sat 10/1112:40 pmORD - UKB

1 stop19h 05mANA

Thu 11/67:05 amUKB - ORD

1 stop15h 15mANA

Deal found 4/23

$1,725

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

Best flights from Chicago to Osaka
Discover carefully curated flight deals from Chicago to Osaka that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 24, 2025.

Mon 9/154:00 pmORD - KIX

1 stop24h 40mCathay Pacific

Mon 9/226:35 pmKIX - ORD

1 stop33h 50mCathay Pacific

Deal found 4/23

$891

Wed 6/48:37 amORD - KIX

2 stops23h 38mMultiple Airlines

Wed 6/1111:50 amKIX - ORD

3 stops32h 22mMultiple Airlines

Deal found 4/23

$1,064

Mon 9/1512:30 amORD - KIX

1 stop21h 40mEVA Air

Thu 9/2511:10 amKIX - ORD

1 stop23h 35mEVA Air

Deal found 4/22

$1,096

Sun 9/283:35 pmORD - KIX

1 stop34h 50mAir Canada

Mon 10/66:05 pmKIX - ORD

1 stop36h 37mAir Canada

Deal found 4/23

$1,264

Mon 5/129:30 pmORD - ITM

2 stops31h 35mFinnair

Mon 5/264:30 pmITM - ORD

2 stops39h 20mFinnair

Deal found 4/23

$1,589

Sat 5/1710:37 pmORD - ITM

2 stops31h 13mJapan Airlines

Thu 5/292:35 pmITM - ORD

2 stops20h 31mJapan Airlines

Deal found 4/23

$1,701

Sun 5/187:35 amORD - ITM

2 stops22h 15mAmerican Airlines

Wed 6/41:30 pmITM - ORD

2 stops20h 10mAmerican Airlines

Deal found 4/23

$1,800

Sat 5/176:30 pmMDW - KIX

2 stops36h 30mDelta

Thu 5/2912:35 pmKIX - MDW

2 stops22h 52mDelta

Deal found 4/23

$1,813

Sun 5/1812:45 pmORD - UKB

1 stop19h 00mANA

Wed 6/47:05 amUKB - ORD

1 stop15h 35mANA

Deal found 4/23

$1,821

Mon 5/125:10 pmORD - ITM

2 stops29h 25mAir France

Thu 5/228:30 amITM - ORD

2 stops44h 30mAir France

Deal found 4/23

$1,886

Mon 7/146:30 amORD - ITM

2 stops20h 35mUnited Airlines

Sat 7/2612:00 pmITM - ORD

2 stops24h 59mUnited Airlines

Deal found 4/22

$1,950

Mon 6/25:30 pmORD - ITM

2 stops36h 15mWestJet

Mon 6/92:35 pmITM - ORD

2 stops40h 09mWestJet

Deal found 4/23

$2,097

Last-minute flights from Chicago to Osaka
Discover last-minute flight deals from Chicago to Osaka. Data last updated April 24, 2025 and is based on user searches.

Wed 4/234:00 pmORD - KIX

1 stop24h 40mCathay Pacific

Thu 5/84:20 pmKIX - ORD

2 stops60h 05mCathay Pacific

Deal found 4/22

$927

Wed 4/3012:30 amORD - KIX

1 stop19h 40mEVA Air

Fri 5/166:30 pmKIX - ORD

1 stop40h 30mEVA Air

Deal found 4/22

$1,208

Wed 4/304:00 pmORD - KIX

2 stops32h 55mMultiple Airlines

Thu 5/154:20 pmKIX - ORD

3 stops33h 03mMultiple Airlines

Deal found 4/22

$1,272

Wed 4/307:50 pmORD - KIX

1 stop33h 10mTurkish Airlines

Thu 5/1510:25 pmKIX - ORD

1 stop25h 15mTurkish Airlines

Deal found 4/23

$1,332

Wed 4/3012:45 pmORD - UKB

1 stop19h 00mANA

Thu 5/157:05 amUKB - ORD

1 stop22h 05mANA

Deal found 4/22

$2,126

Wed 4/3011:50 amORD - ITM

1 stop17h 05mANA

Thu 5/152:05 pmITM - ORD

1 stop14h 50mANA

Deal found 4/23

$2,133

Wed 4/308:15 amORD - ITM

2 stops21h 35mAmerican Airlines

Thu 5/154:30 pmITM - ORD

2 stops20h 02mAmerican Airlines

Deal found 4/23

$2,150

Wed 4/304:00 pmORD - UKB

2 stops50h 35mMultiple Airlines

Sat 5/311:00 amUKB - ORD

1 stop36h 40mMultiple Airlines

Deal found 4/22

$2,460

Wed 4/306:30 amORD - KIX

1 stop18h 20mUnited Airlines

Sat 5/34:50 pmKIX - ORD

1 stop26h 21mUnited Airlines

Deal found 4/22

$2,694

Thu 5/14:00 pmORD - KIX

1 stop24h 40mCathay Pacific

Fri 5/164:20 pmKIX - ORD

2 stops36h 05mCathay Pacific

Deal found 4/22

$1,024

Thu 5/112:06 pmORD - KIX

3 stops42h 54mChina Southern

Fri 5/168:40 amKIX - ORD

2 stops34h 30mChina Southern

Deal found 4/22

$2,082

Thu 5/112:30 pmORD - ITM

1 stop16h 35mJapan Airlines

Fri 5/167:25 amITM - ORD

1 stop15h 50mJapan Airlines

Deal found 4/23

$2,147

One-way flights from Chicago to Osaka
Search for one-way flight options from Chicago to Osaka. Find affordable one-way fares based on user searches. Data last updated April 24, 2025.

Wed 4/304:00 pmORD - KIX

1 stop33h 15mCathay Pacific

Deal found 4/23

$444

Tue 5/1311:50 amORD - KIX

3 stops55h 10mMultiple Airlines

Deal found 4/23

$473

Mon 9/156:24 amORD - KIX

2 stops40h 26mChina Airlines

Deal found 4/23

$602

Sun 7/69:56 pmORD - ITM

3 stops32h 39mMultiple Airlines

Deal found 4/23

$622

Sun 9/78:08 pmORD - KIX

2 stops30h 17mAir Canada

Deal found 4/23

$645

Tue 9/912:30 amORD - KIX

1 stop21h 40mEVA Air

Deal found 4/23

$646

Wed 9/1012:30 amORD - UKB

1 stop19h 30mEVA Air

Deal found 4/23

$649

Thu 9/111:55 pmORD - KIX

1 stop31h 45mEtihad Airways

Deal found 4/23

$665

Fri 9/127:00 amORD - KIX

2 stops21h 45mAlaska Airlines

Deal found 4/23

$689

Fri 8/157:18 pmORD - UKB

2 stops24h 42mMultiple Airlines

Deal found 4/23

$743

Mon 6/166:25 amMDW - KIX

2 stops46h 20mMultiple Airlines

Deal found 4/23

$749

Sun 7/65:45 pmORD - ITM

1 stop23h 40mANA

Deal found 4/23

$790

Cheapflights Fare Finder

Use the filters below to find and compare flights from Chicago to Osaka that are best for you.

Fly from

Fly to

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

...

Compare providers for flights from Chicago to Osaka

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.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy1 star	Trust Score*3 stars
eDreams	Price Accuracy3 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*2 stars
AranGrant	Price Accuracy3 stars	Trust Score*3 stars
Cheapfaremart	Price 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?

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?

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

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

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

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.

EVA Air

8.4

Very good

1,180 reviews

Reviews

1 / 20

10.0

Excellent

Gary,Apr 2025

DPS - TPE

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

EVA Air

8.4

Very good

1,180 reviews

EVA Air

8.4

Very good

1,180 reviews

Reviews

1 / 20

10.0

Excellent

Gary,Apr 2025

DPS - TPE

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

Korean Air

8.4

Very good

1,062 reviews

EVA Air

8.4

Very good

1,180 reviews

Reviews

1 / 20

10.0

Excellent

Gary,Apr 2025

DPS - TPE

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

Japan Airlines

8.3

Very good

1,453 reviews

EVA Air

8.4

Very good

1,180 reviews

Reviews

1 / 20

10.0

Excellent

Gary,Apr 2025

DPS - TPE

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

China Airlines

8.3

Very good

727 reviews

EVA Air

8.4

Very good

1,180 reviews

Reviews

1 / 20

10.0

Excellent

Gary,Apr 2025

DPS - TPE

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

ANA

8.3

Very good

853 reviews

EVA Air

8.4

Very good

1,180 reviews

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

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

Nara

Nishinomiya

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Chicago to Osaka

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Top 5 airlines flying from Chicago to Osaka

Airline	Cheapest	Average	Flexibility	On-time
ANA	Cheapest$983	Average$1,604	FlexibilityNo cancel fee	On-time80%
Air Canada	Cheapest$1,022	Average$1,114	FlexibilityNo cancel fee	On-time67%
EVA Air	Cheapest$1,090	Average$1,270	FlexibilityNo cancel fee	On-time74%
United Airlines	Cheapest$1,099	Average$1,581	FlexibilityNo cancel fee	On-time69%
Japan Airlines	Cheapest$1,318	Average$1,413	FlexibilityNo cancel fee	On-time79%

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$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.

Find cheap flights from Chicago to Osaka with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

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

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Chicago to Osaka

Cheapest flights from Chicago to OsakaExplore 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.

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.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Chicago to Osaka that are best for you.

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.

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.

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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.

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

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.

Rainfall in Osaka by month

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

Temperature in Osaka by month

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

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.

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?

What are the cheapest airlines to fly from Chicago to Osaka 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?

How can I find direct flights from Chicago to Osaka?

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

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

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Alternative routes for Chicago to Osaka

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Top 5 airlines flying from Chicago to Osaka

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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.