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$1,684+ Cheap flights from Cairns (CNS) to Illinois

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 7/25. Fares are subject to change and may not be available on all flights or dates of travel.
CNS — ORD
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Cairns to Illinois

Keep the following information in mind while searching for Cairns to Illinois flight deals. Data was last updated June 12, 2025.

Round-trip from

$1,684
(Kissandfly.com)
From Cairns to Illinois
Search Deals

Find flight deals from Cairns to Illinois

Cheapest flights from Cairns to Illinois
Explore the most affordable flight options available from Cairns to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Kissandfly.com deal was found by Cheapflights users on 6/10. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/253:35 pmCNS - ORD
2 stops37h 50mMultiple Airlines
Fri 8/14:00 pmORD - CNS
2 stops49h 25mMultiple Airlines
Deal found 6/10$1,684
This BYOjet deal was found by Cheapflights users on 6/10. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/254:55 pmCNS - ORD
3 stops36h 47mVirgin Australia
Fri 8/14:50 pmORD - CNS
2 stops35h 55mVirgin Australia
Deal found 6/10$2,138
This Booking.com deal was found by Cheapflights users on 6/10. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/257:15 pmCNS - ORD
3 stops52h 54mAir Canada
Fri 8/18:25 pmORD - CNS
3 stops52h 30mAir Canada
Deal found 6/10$2,421

Cheapflights Fare Finder

Customize your flight search to find flights from Cairns to Illinois 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 June 12, 2025.
Use the filters below to find and compare flights from Cairns to Illinois that are best for you.

Fly from

Cairns

Fly to

Illinois

Route

Depart

Return

Price

CairnsChicago

CNS - ORD

CNSORD

Cairns

Fri 7/25

3:35 pm-2:25 pm

2 stops37h 50m

Chicago O'Hare Intl

Fri 8/1

4:00 pm-8:25 am

2 stops49h 25m

$1,684

CairnsChicago

CNS - ORD

CNSORD

Cairns

Fri 7/25

4:55 pm-2:42 pm

3 stops36h 47m

Chicago O'Hare Intl

Fri 8/1

4:50 pm-7:45 pm

2 stops35h 55m

$2,138

CairnsChicago

CNS - ORD

CNSORD

Cairns

Fri 7/25

7:15 pm-9:09 am

3 stops52h 54m

Chicago O'Hare Intl

Fri 8/1

8:25 pm-3:55 pm

3 stops52h 30m

$2,421

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Best time to book a flight from Cairns to Illinois

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

Rainfall in Illinois by month

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

In terms of precipitation, rainfall in Illinois ranges from 1.7 - 4.9 inches per month. August is typically the wettest month, when rainfall can reach 4.9 in. January is typically the driest time to visit Illinois when rainfall is around 1.7 in.

Temperature in Illinois by month

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

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 23.0 F).

Reviews of airlines servicing Illinois

Get insights into the airlines that provide service to Illinois. 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 Illinois. Reviews last updated June 12, 2025.
Virgin Australia
7.5
Good
407 reviews

Food

6.4

Entertainment

6.4

Overall

7.5

Boarding

7.7

Comfort

7.5

Crew

8.2

Reviews

1 / 20
6.0
Good

Andrew,Jun 2025

MEL - CNS

We didn’t eat or drink, but feel like a sardine. No room at all.
Virgin Australia
7.5
Good
407 reviews
Virgin Australia
7.5
Good
407 reviews

Food

6.4

Entertainment

6.4

Overall

7.5

Boarding

7.7

Comfort

7.5

Crew

8.2

Reviews

1 / 20
6.0
Good

Andrew,Jun 2025

MEL - CNS

We didn’t eat or drink, but feel like a sardine. No room at all.
Air Canada
7.1
Good
9,531 reviews
Virgin Australia
7.5
Good
407 reviews

Food

6.4

Entertainment

6.4

Overall

7.5

Boarding

7.7

Comfort

7.5

Crew

8.2

Reviews

1 / 20
6.0
Good

Andrew,Jun 2025

MEL - CNS

We didn’t eat or drink, but feel like a sardine. No room at all.

Related info for your journey

Find useful and relevant information for your journey from Cairns to Illinois. 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 from for flights from Cairns to Illinois?

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Cairns to Illinois 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 Cairns to Illinois?

    Currently, August is the cheapest month in which you can book a flight from Cairns to Illinois (average of $245). Flying from Cairns to Illinois in March is currently the most expensive (average of $321). 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.

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