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$1,440+ 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 3/5. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — CNS
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheap 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 January 21, 2026.

This Priceline deal was found by Cheapflights users on 1/19. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/511:31 am
ORD
-
CNS
2 stops31h 29m
Qantas Airways
Thu 3/123:35 pm
CNS
-
ORD
2 stops23h 12m
Qantas Airways
Deal found 1/19$1,440
This Travelocity deal was found by Cheapflights users on 1/19. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/177:35 pm
ORD
-
CNS
2 stops24h 35m
Multiple Airlines
Mon 8/316:00 am
CNS
-
ORD
2 stops23h 41m
Multiple Airlines
Deal found 1/19$1,502
This Qantas Airways deal was found by Cheapflights users on 1/19. 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.
Thu 4/307:17 pm
ORD
-
CNS
2 stops26h 38m
Multiple Airlines
Sat 5/163:35 pm
CNS
-
ORD
2 stops29h 25m
Multiple Airlines
Deal found 1/19$1,574
This oojo 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/182:15 pm
ORD
-
CNS
2 stops29h 30m
Air New Zealand
Sun 6/2811:55 am
CNS
-
ORD
2 stops33h 23m
Air New Zealand
Deal found 1/20$1,685
This Air Canada deal was found by Cheapflights users on 1/19. 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.
Thu 3/52:00 pm
ORD
-
CNS
3 stops32h 55m
Multiple Airlines
Thu 3/126:05 pm
CNS
-
ORD
3 stops40h 40m
Multiple Airlines
Deal found 1/19$1,731
This Air Canada 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/182:15 pm
ORD
-
CNS
3 stops32h 25m
Multiple Airlines
Sun 6/286:00 am
CNS
-
ORD
2 stops23h 41m
Multiple Airlines
Deal found 1/20$2,034

Find 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 January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$1,454
(Expedia)
Provider with most accurate pricing for Chicago (CHI)-Cairns flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Cairns flights.
Search Deals
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 January 21, 2026.
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

Thu 3/5

11:31 am-11:00 am

2 stops31h 29m

Cairns

Thu 3/12

3:35 pm-11:47 pm

2 stops23h 12m

$1,440

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Thu 3/5

2:00 pm-2:55 pm

3 stops32h 55m

Cairns

Thu 3/12

6:05 pm-7:45 pm

3 stops40h 40m

$1,731

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Fri 2/13

2:58 pm-9:00 pm

2 stops38h 02m

Cairns

Tue 2/17

12:35 pm-5:38 am

2 stops33h 03m

$2,409

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Fri 2/13

1:12 pm-2:55 pm

3 stops33h 43m

Cairns

Tue 2/17

6:00 am-2:41 pm

2 stops24h 41m

$2,938

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Fri 2/13

2:35 pm-4:50 pm

2 stops34h 15m

Cairns

Tue 2/17

11:25 am-12:55 pm

1 stop41h 30m

$3,106

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

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 January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust 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-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 Expedia the most. Expedia 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
No data available for this route at this time. Please check back soon.

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 31h 29m. Qantas Airways provides one of the quickest options available for as low as $1,440. 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.

See more FAQs

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