Find flights
When to book
FAQs

Cheap flights from Chicago to Cairns from $847

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 23/10. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — CNS
16 Nov — 23 Nov1
1 adult
1 adult, Economy

Find flight deals from Chicago to Cairns

Enter your travel dates to find the best prices.

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 17 October 2025.

Mon 20/1015:14ORD - CNS
2 stops28h 51mAmerican Airlines
Wed 5/1115:35CNS - ORD
2 stops31h 08mAmerican Airlines
Deal found 16/10$1,671
Tue 9/1211:45ORD - CNS
2 stops32h 05mQantas Airways
Tue 16/1212:35CNS - ORD
2 stops32h 45mQantas Airways
Deal found 16/10$1,681
Mon 20/1019:01ORD - CNS
2 stops25h 54mMultiple Airlines
Wed 5/1109:20CNS - ORD
3 stops28h 04mMultiple Airlines
Deal found 15/10$1,834
Sun 30/1118:23ORD - CNS
2 stops28h 47mMultiple Airlines
Sun 7/1219:30CNS - ORD
2 stops36h 42mMultiple Airlines
Deal found 16/10$1,983
Tue 9/1210:30ORD - CNS
1 stop26h 05mMultiple Airlines
Tue 16/1211:55CNS - ORD
2 stops58h 05mMultiple Airlines
Deal found 16/10$2,713

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 17 October 2025.

Round-trip from

$1,681

One-way from

$847
Qantas Airways
  • Qantas Airways
  • 9/12-16/12
  • 4 total stops
  • 64h 50m total
  • Chicago to Cairns
Search Deals
23/10
  • 23/10
  • 2 total stops
  • 26h 52m total
  • Chicago to Cairns
Search Deals

Cheapflights Fare Finder

 
Customise 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 647,157 searches. Data last updated 17 October 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

Tue 9/12

11:45-11:50

2 stops32h 05m

Cairns

Tue 16/12

12:35-05:20

2 stops32h 45m

$1,681

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sun 30/11

18:23-15:10

2 stops28h 47m

Cairns

Sun 7/12

19:30-16:12

2 stops36h 42m

$1,983

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Wed 14/1

15:10-11:00

2 stops27h 50m

Cairns

Tue 27/1

09:20-21:23

3 stops28h 03m

$2,511

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Tue 9/12

10:30-04:35

1 stop26h 05m

Cairns

Tue 16/12

11:55-06:00

2 stops58h 05m

$2,713

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Tue 9/12

14:35-09:55

1 stop27h 20m

Cairns

Tue 16/12

11:25-12:55

1 stop41h 30m

$2,987

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Thu 23/10

18:03-11:55

2 stops26h 52m

$847

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Tue 16/12

06:00-09:55

2 stops35h 55m

$1,789

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Tue 16/12

15:11-11:35

2 stops28h 24m

$1,943

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Tue 16/12

14:35-09:55

1 stop27h 20m

$2,504

Flights are sorted by cheapest return flights first.

Deals found on 17/10

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 return 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?

    For a flight from Chicago to Cairns, you will be flying into Cairns. Cairns (CNS) is just 4.4 km from the centre vof the city. Cairns is the only Cairns airport and it handles 0 inbound flights from Chicago per day. 0 airlines have flights to Cairns from Chicago on a regular basis.

  • How long is the flight from Chicago to Cairns?

    For as low as $1,681, Qantas Airways can have you in Cairns from Chicago in 32h 05m. Airlines will cover a distance of 14225 km.

  • 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 holiday 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

Travelling to a place near Cairns?

Book flights to Cairns if you plan to visit one of these locations
Trinity Beach
Mission Beach

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 Chicago to Cairns

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Brisbane flights
St. Louis to Brisbane flights
O'Hare Intl to Cairns flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Chicago to Cairns?

Cheapflights makes it easy to find Chicago to Cairns flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Chicago to Cairns?

Millions of users choose and trust Cheapflights to book the best flight deals from Chicago to Cairns for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Chicago to Cairns with no change fees?

Yes, we can. To see specific flights from Chicago to Cairns with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Chicago to Cairns become cheaper?

Not ready to book yet? You can track prices for flights from Chicago to Cairns on Cheapflights with our Price Alert feature and get notified when better prices are available.

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.