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Cheap flights from Chicago to Cairns from $738

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 21/2. Fares are subject to change and may not be available on all flights or dates of travel.
CHI — CNS
24 Feb — 3 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap 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 25 January 2026.

Sat 21/208:59
ORD
-
CNS
3 stops34h 36m
Multiple Airlines
Sat 28/212:35
CNS
-
ORD
3 stops35h 19m
Multiple Airlines
Deal found 23/1$1,928
Mon 9/316:44
ORD
-
CNS
2 stops30h 21m
Qantas Airways
Mon 16/311:45
CNS
-
ORD
2 stops27h 02m
Qantas Airways
Deal found 23/1$1,943
Wed 27/511:49
ORD
-
CNS
2 stops32h 16m
Qantas Airways
Wed 10/615:35
CNS
-
ORD
2 stops41h 13m
Qantas Airways
Deal found 25/1$2,013
Wed 6/515:40
ORD
-
CNS
2 stops31h 00m
Multiple Airlines
Wed 20/506:00
CNS
-
ORD
2 stops23h 45m
Multiple Airlines
Deal found 23/1$2,045
Sat 2/521:15
ORD
-
CNS
3 stops51h 40m
Multiple Airlines
Sun 17/506:00
CNS
-
ORD
2 stops23h 45m
Multiple Airlines
Deal found 23/1$2,065
Sat 2/521:11
ORD
-
CNS
2 stops46h 54m
Qantas Airways
Sun 17/515:35
CNS
-
ORD
2 stops37h 41m
Qantas Airways
Deal found 23/1$2,067
Tue 10/309:18
ORD
-
CNS
3 stops35h 17m
Multiple Airlines
Tue 17/306:40
CNS
-
ORD
3 stops43h 41m
Multiple Airlines
Deal found 23/1$2,178
Tue 10/316:44
ORD
-
CNS
2 stops27h 16m
Qantas Airways
Tue 17/311:45
CNS
-
ORD
3 stops32h 52m
Qantas Airways
Deal found 23/1$2,200
Sat 21/221:21
ORD
-
CNS
2 stops48h 44m
Qantas Airways
Sat 28/214:50
CNS
-
ORD
2 stops48h 57m
Qantas Airways
Deal found 23/1$2,210

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 25 January 2026.

Round-trip from

$1,928

One-way from

$738
21/2-28/2
  • 21/2-28/2
  • 6 total stops
  • 69h 55m total
  • Chicago to Cairns
Search Deals
21/2
  • 21/2
  • 3 total stops
  • 35h 40m 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 25 January 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

Sat 21/2

08:59-11:35

3 stops34h 36m

Cairns

Sat 28/2

12:35-07:54

3 stops35h 19m

$1,928

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Mon 9/3

16:44-14:05

2 stops30h 21m

Cairns

Mon 16/3

11:45-23:47

2 stops27h 02m

$1,943

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Tue 10/3

14:40-11:00

2 stops29h 20m

Cairns

Tue 17/3

15:35-23:47

2 stops23h 12m

$1,943

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Wed 27/5

11:49-11:05

2 stops32h 16m

Cairns

Wed 10/6

15:35-17:48

2 stops41h 13m

$2,013

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Wed 6/5

15:40-13:40

2 stops31h 00m

Cairns

Wed 20/5

06:00-14:45

2 stops23h 45m

$2,045

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sat 2/5

21:15-15:55

3 stops51h 40m

Cairns

Sun 17/5

06:00-14:45

2 stops23h 45m

$2,065

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sat 2/5

21:11-11:05

2 stops46h 54m

Cairns

Sun 17/5

15:35-14:16

2 stops37h 41m

$2,067

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Tue 10/3

09:18-11:35

3 stops35h 17m

Cairns

Tue 17/3

06:40-11:21

3 stops43h 41m

$2,178

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Fri 20/2

13:24-14:05

2 stops32h 41m

Cairns

Fri 27/2

11:45-05:38

3 stops33h 53m

$2,288

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sat 21/2

07:55-11:35

3 stops35h 40m

$738

Flights are sorted by cheapest return flights first.

Deals found on 23/1

Showing 1-10 of 13 results
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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 $1,943, Qantas Airways can have you in Cairns from Chicago in 30h 21m. 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
Mission Beach
Trinity Beach

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Alternative routes for Chicago to Cairns

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

Fly with Cheapflights

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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.

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