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$1,088+ Cheap flights from Chicago (CHI) to Cairns (CNS)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/15. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — CNS
Nov 19 — Nov 261
Wed 11/19
Wed 11/26
1 adult, Economy
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Find flight deals from Chicago to Cairns

Cheapest flights from Chicago to Cairns
Explore the most affordable flight options available from Chicago to Cairns. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 20, 2025.

This American Airlines deal was found by Cheapflights users on 10/18. 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.
Sat 11/1511:45 amORD - CNS
2 stops31h 15mAmerican Airlines
Mon 11/243:35 pmCNS - ORD
2 stops31h 52mAmerican Airlines
Deal found 10/18$1,088
This Gurufare deal was found by Cheapflights users on 10/17. 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.
Tue 12/98:50 amORD - CNS
2 stops35h 00mQantas Airways
Tue 12/1612:35 pmCNS - ORD
2 stops32h 45mQantas Airways
Deal found 10/17$1,153
This oojo deal was found by Cheapflights users on 10/18. 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 10/203:14 pmORD - CNS
2 stops29h 41mQantas Airways
Wed 11/512:35 pmCNS - ORD
2 stops43h 20mQantas Airways
Deal found 10/18$1,166
This Qantas Airways deal was found by Cheapflights users on 10/17. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/711:26 amORD - CNS
2 stops32h 24mQantas Airways
Sat 12/135:00 pmCNS - ORD
2 stops39h 54mQantas Airways
Deal found 10/17$1,171
This Qantas Airways deal was found by Cheapflights users on 10/17. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/69:35 amORD - CNS
2 stops38h 40mQantas Airways
Sun 12/1412:35 pmCNS - ORD
2 stops44h 23mQantas Airways
Deal found 10/17$1,173
This Qantas Airways deal was found by Cheapflights users on 10/17. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/78:35 amORD - CNS
2 stops35h 15mQantas Airways
Fri 12/195:00 pmCNS - ORD
2 stops44h 09mQantas Airways
Deal found 10/17$1,174
This Qantas Airways deal was found by Cheapflights users on 10/17. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/66:17 pmORD - CNS
2 stops29h 58mQantas Airways
Wed 12/175:00 pmCNS - ORD
2 stops38h 33mQantas Airways
Deal found 10/17$1,176
This Qantas Airways deal was found by Cheapflights users on 10/18. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/207:01 pmORD - CNS
2 stops25h 54mMultiple Airlines
Wed 11/56:00 amCNS - ORD
3 stops31h 24mMultiple Airlines
Deal found 10/18$1,180
This KAYAK deal was found by Cheapflights users on 10/17. 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.
Mon 12/85:10 pmORD - CNS
2 stops28h 55mMultiple Airlines
Tue 12/166:40 amCNS - ORD
2 stops31h 38mMultiple Airlines
Deal found 10/17$1,291

Cheap flight deals from Chicago to Cairns

Discover tips and strategies to find the most affordable flight options for your journey from Chicago (CHI) to Cairns (CNS). 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 October 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,088
(American Airlines)

One-way from

$550
(Qantas Airways)
Provider with most accurate pricing for Chicago (CHI)-Cairns flight deals.
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Provider most trusted by Cheapflights users for Chicago (CHI)-Cairns flights.
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From Chicago (CHI) to Cairns
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One-way flight from Chicago (CHI) to Cairns
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Chicago to Cairns 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 October 20, 2025.
Use the filters below to find and compare flights from Chicago to Cairns that are best for you.

Fly from

Chicago

Fly to

Cairns

Route

Depart

Return

Price

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sun 12/7

11:26 am-11:50 am

2 stops32h 24m

Cairns

Sun 12/14

12:35 pm-5:20 am

2 stops32h 45m

$1,171

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Tue 12/9

8:50 am-11:50 am

2 stops35h 00m

Cairns

Sun 12/14

12:35 pm-5:20 am

2 stops32h 45m

$1,171

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sun 12/7

8:35 am-11:50 am

2 stops35h 15m

Cairns

Fri 12/19

5:00 pm-9:09 pm

2 stops44h 09m

$1,174

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Thu 12/11

8:50 am-4:15 pm

2 stops39h 25m

Cairns

Thu 12/18

12:35 pm-5:36 pm

2 stops45h 01m

$1,176

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sat 12/6

11:45 am-4:15 pm

2 stops36h 30m

Cairns

Thu 12/18

12:35 pm-5:36 pm

2 stops45h 01m

$1,176

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Fri 12/12

6:17 pm-4:15 pm

2 stops29h 58m

Cairns

Thu 12/18

5:00 pm-3:33 pm

2 stops38h 33m

$1,673

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Wed 1/14

6:40 pm-9:55 am

2 stops47h 15m

Cairns

Tue 1/27

11:25 am-12:55 pm

1 stop41h 30m

$1,891

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Mon 12/8

3:11 pm-11:50 am

2 stops28h 39m

Cairns

Sat 12/13

5:00 pm-4:07 pm

2 stops39h 07m

$1,947

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Fri 12/12

6:17 pm-1:50 pm

2 stops27h 33m

Cairns

Sun 12/14

5:00 pm-4:12 pm

2 stops39h 12m

$2,265

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sun 12/21

11:16 am-4:15 pm

2 stops36h 59m

Cairns

Mon 1/12

5:00 pm-4:49 pm

2 stops39h 49m

$3,317

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/18

Showing 1-10 of 15 results
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Compare providers for flights from Chicago to Cairns

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 Cairns in October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars

*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-Cairns flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago-Cairns flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago-Cairns flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago-Cairns flights, Cheapflights users trust FlightHub the most. FlightHub 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-Cairns 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 Cairns

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

What is the cheapest time of day to fly from CHI to CNS?

Find hourly flight availability from Chicago to Cairns. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 20, 2025.

It’s optimal to fly from Chicago to Cairns at noon. By choosing this option you can save up to 28% on the cost of your flight, compared to a flight in the afternoon.

Related info for your journey

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

  • What airport do you fly into for flights to Cairns from Chicago?

    Most people fly into Cairns (CNS) if they book a flight to Cairns from Chicago. On average, Cairns has 0 inbound flights from Chicago per day from 0 airlines. Cairns is conveniently located just 2.8 mi from Cairns’s city center.

  • How long is the flight from Chicago to Cairns?

    A quick flight from Chicago to Cairns can take about 32h 24m. Qantas Airways provides one of the quickest options available for as low as $1,171. The distance from Chicago to Cairns is about 8839 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Chicago to Cairns by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

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