HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Cairns

$1,087+ Cheap flights from Illinois to Cairns (CNS)

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 6/13. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — CNS
May 6 — May 131
Tue 5/6
Tue 5/13
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Illinois to Cairns 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.

Cheap flight deals from Illinois to Cairns

Keep the following information in mind while searching for Illinois to Cairns flight deals. Data was last updated May 1, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,614
(Mytrip)

One-way from

$1,091
(Yatra.com)
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 Illinois to Cairns
Search Deals
One-way flight from Illinois to Cairns
Search Deals

Find flight deals from Illinois to Cairns

Cheapest flights from Illinois to Cairns
Explore the most affordable flight options available from Illinois to Cairns. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 1, 2025.

This Gurufare deal was found by Cheapflights users on 4/30. 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.
Fri 6/65:29 pmSTL - CNS
2 stops33h 21mMultiple Airlines
Thu 6/127:00 pmCNS - STL
2 stops42h 59mMultiple Airlines
Deal found 4/30$1,592
This Mytrip deal was found by Cheapflights users on 4/29. 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.
Thu 6/127:49 pmORD - CNS
2 stops24h 36mMultiple Airlines
Thu 6/197:15 amCNS - ORD
3 stops38h 36mMultiple Airlines
Deal found 4/29$1,614
This KAYAK deal was found by Cheapflights users on 4/30. 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.
Fri 8/110:00 amORD - CNS
2 stops34h 05mQantas Airways
Sat 8/92:25 pmCNS - ORD
3 stops54h 00mQantas Airways
Deal found 4/30$1,649
This Gurufare deal was found by Cheapflights users on 4/30. 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 11/171:55 pmSTL - CNS
2 stops29h 55mQantas Airways
Mon 12/15:40 pmCNS - STL
2 stops46h 17mQantas Airways
Deal found 4/30$1,677
This FlightHub deal was found by Cheapflights users on 4/29. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/17:40 pmORD - CNS
2 stops48h 05mAir New Zealand
Sat 8/911:55 amCNS - ORD
2 stops31h 56mAir New Zealand
Deal found 4/29$1,708
This Air Canada deal was found by Cheapflights users on 4/30. 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.
Fri 5/232:00 pmORD - CNS
3 stops34h 55mAir Canada
Sun 6/16:00 amCNS - ORD
2 stops23h 43mAir Canada
Deal found 4/30$2,174
This Gotogate deal was found by Cheapflights users on 4/30. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/121:30 amORD - CNS
2 stops37h 25mJapan Airlines
Fri 6/2012:30 pmCNS - ORD
2 stops35h 45mJapan Airlines
Deal found 4/30$10,483

Cheapflights Fare Finder

Customize your flight search to find flights from Illinois 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 May 1, 2025.
Use the filters below to find and compare flights from Illinois to Cairns that are best for you.

Fly from

Illinois

Fly to

Cairns

Route

Depart

Return

Price

St. LouisCairns

STL - CNS

STLCNS

Lambert-St Louis

Fri 6/6

5:29 pm-5:50 pm

2 stops33h 21m

Cairns

Thu 6/12

7:00 pm-10:59 pm

2 stops42h 59m

$1,592

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Thu 6/12

7:49 pm-11:25 am

2 stops24h 36m

Cairns

Thu 6/19

7:15 am-6:51 am

3 stops38h 36m

$1,614

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Fri 8/1

10:00 am-11:05 am

2 stops34h 05m

Cairns

Sat 8/9

2:25 pm-5:25 am

3 stops54h 00m

$1,649

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Fri 8/1

7:40 pm-10:45 am

2 stops48h 05m

Cairns

Sat 8/9

11:55 am-4:51 am

2 stops31h 56m

$1,708

St. LouisCairns

STL - CNS

STLCNS

Lambert-St Louis

Fri 6/6

5:29 pm-5:50 pm

2 stops33h 21m

Cairns

Thu 6/12

3:35 pm-4:39 pm

3 stops40h 04m

$2,054

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Fri 5/23

2:00 pm-3:55 pm

3 stops34h 55m

Cairns

Sun 6/1

6:00 am-2:43 pm

2 stops23h 43m

$2,174

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Thu 6/12

1:30 am-5:55 am

2 stops37h 25m

Cairns

Fri 6/20

12:30 pm-9:15 am

2 stops35h 45m

$10,483

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Fri 6/13

4:56 pm-11:35 am

2 stops27h 39m

$1,087

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sat 6/14

9:14 pm-3:55 pm

3 stops51h 41m

$1,447

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Thu 6/12

12:30 am-8:35 am

2 stops41h 05m

$1,701

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/29

Showing 1-10 of 11 results
1
2

Best time to book a flight from Illinois to Cairns

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

Cheapflights Insights

Everything you need to know about your flight from Illinois to Cairns

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

Find hourly flight availability from Illinois 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 May 1, 2025.

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

Rainfall in Cairns by month

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

In terms of precipitation, rainfall in Cairns ranges from 0.8 - 16.9 inches per month. March is typically the wettest month, when rainfall can reach 16.9 in. July is typically the driest time to visit Cairns when rainfall is around 0.8 in.

Temperature in Cairns by month

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

If weather is an important factor for your trip to Cairns, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 69.8 F).

Reviews of airlines servicing Cairns

Get insights into the airlines that provide service to Cairns. 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 Cairns. Reviews last updated May 1, 2025.
Japan Airlines
8.3
Very good
1,464 reviews

Comfort

8.2

Food

7.7

Crew

8.7

Entertainment

7.8

Boarding

8.4

Overall

8.3

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Japan Airlines
8.3
Very good
1,464 reviews
Japan Airlines
8.3
Very good
1,464 reviews

Comfort

8.2

Food

7.7

Crew

8.7

Entertainment

7.8

Boarding

8.4

Overall

8.3

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Qantas Airways
7.5
Good
829 reviews
Japan Airlines
8.3
Very good
1,464 reviews

Comfort

8.2

Food

7.7

Crew

8.7

Entertainment

7.8

Boarding

8.4

Overall

8.3

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.
Air Canada
7.0
Good
9,252 reviews
Japan Airlines
8.3
Very good
1,464 reviews

Comfort

8.2

Food

7.7

Crew

8.7

Entertainment

7.8

Boarding

8.4

Overall

8.3

Reviews

1 / 20
10.0
Excellent

L,Nov 2024

SNA - SEA

Excellent crew, great food and decent audio selection. Seats are wide and have plenty of leg room but could use some more padding.

Related info for your journey

Find useful and relevant information for your journey from Illinois 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 Illinois?

    Cairns (CNS) is the airport you will fly into if you book a flight from Illinois to Cairns. It is only a 2.8 mi journey from Cairns (CNS) to Cairns’s city center.

  • What are the cheapest airlines to fly from Illinois to Cairns one-way?

    The cheapest airline one-way is Qantas Airways, with whom users have recently found tickets for as low as $1,091. However, be on the lookout for offers from Air Canada and Japan Airlines, as they are both options that can get you from Illinois to Cairns for a low price.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Illinois 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.

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

    Currently, February is the cheapest month in which you can book a flight from Illinois to Cairns (average of $1,136). Flying from Illinois to Cairns in December is currently the most expensive (average of $2,244). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Illinois to Cairns

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Brisbane flights
San Francisco to Brisbane flights
Dallas/Fort Worth to Brisbane flights
Dulles Intl to Brisbane flights
John F Kennedy Intl to Brisbane flights
Reagan-National to Brisbane flights
Newark to Brisbane flights
Baltimore to Brisbane flights
O'Hare Intl to Brisbane flights
LaGuardia to Brisbane flights
Ontario to Brisbane flights
Hobby to Brisbane flights
Santa Ana to Brisbane flights
Denver to Brisbane flights
Boston to Brisbane flights
Austin to Brisbane flights
Honolulu to Brisbane flights
Salt Lake City to Brisbane flights
Atlanta to Brisbane flights
San Jose to Brisbane flights
Minneapolis to Brisbane flights
Seattle to Cairns flights
Raleigh to Brisbane flights
Seattle to Brisbane flights
George Bush Intcntl to Brisbane flights
Orlando to Brisbane flights
Oakland to Brisbane flights
Detroit to Brisbane flights
Charlotte to Brisbane flights
Sky Harbor Intl to Brisbane flights
O'Hare Intl to Cairns flights
Portland to Brisbane flights
Dallas/Fort Worth to Cairns flights
Los Angeles to Cairns flights
Philadelphia to Brisbane flights
Los Angeles to Coolangatta flights
Raleigh to Coolangatta flights
Love Field to Brisbane flights
Las Vegas to Brisbane flights
Miami to Brisbane flights
Richmond to Brisbane flights
Seattle to Coolangatta flights
Seattle to Maroochydore flights
Nashville to Brisbane flights
Des Moines to Brisbane flights
Tampa to Brisbane flights
Raleigh to Cairns flights
San Francisco to Cairns flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.