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Cheap flights from Chicago to Cairns from $1,073

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago to Cairns departing on 14/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Chicago to Cairns

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
15:30 - 14:55ORD  Chicago O'Hare Intl-CNS Cairns
31h 25m2 stops Vancouver Intl Sydney Kingsford Smith
Multiple Airlines Logo
06:00 - 14:37CNS  Cairns-ORD Chicago O'Hare Intl
24h 37m2 stops Brisbane Vancouver Intl
$1,941Multiple Airlines
Mon, 9 Nov - Mon, 30 Nov
Air Canada Logo
08:49 - 14:00ORD  Chicago O'Hare Intl-CNS Cairns
37h 11m2 stops Vancouver Intl Brisbane
Air Canada Logo
06:00 - 14:37CNS  Cairns-ORD Chicago O'Hare Intl
24h 37m2 stops Brisbane Vancouver Intl
$1,943Air Canada
Sun, 8 Nov - Mon, 30 Nov
Multiple Airlines Logo
19:48 - 16:55ORD  Chicago O'Hare Intl-CNS Cairns
30h 07m2 stops Vancouver Intl Brisbane
Multiple Airlines Logo
06:00 - 20:06CNS  Cairns-ORD Chicago O'Hare Intl
29h 06m2 stops Brisbane Vancouver Intl
$1,953Multiple Airlines
Tue, 22 Sep - Tue, 29 Sep
Multiple Airlines Logo
19:48 - 15:00ORD  Chicago O'Hare Intl-CNS Cairns
28h 12m2 stops Vancouver Intl Brisbane
Multiple Airlines Logo
19:15 - 14:43CNS  Cairns-ORD Chicago O'Hare Intl
34h 28m2 stops Sydney Kingsford Smith Vancouver Intl
$1,960Multiple Airlines
Sun, 20 Sep - Sun, 27 Sep
Multiple Airlines Logo
19:48 - 16:55ORD  Chicago O'Hare Intl-CNS Cairns
30h 07m2 stops Vancouver Intl Brisbane
Multiple Airlines Logo
06:00 - 14:43CNS  Cairns-ORD Chicago O'Hare Intl
23h 43m2 stops Brisbane Vancouver Intl
$1,977Multiple Airlines
Tue, 15 Sep - Tue, 29 Sep
Multiple Airlines Logo
15:30 - 14:00ORD  Chicago O'Hare Intl-CNS Cairns
30h 30m2 stops Vancouver Intl Brisbane
Multiple Airlines Logo
06:00 - 14:37CNS  Cairns-ORD Chicago O'Hare Intl
24h 37m2 stops Brisbane Vancouver Intl
$2,014Multiple Airlines
Sun, 8 Nov - Sun, 29 Nov
Multiple Airlines Logo
19:48 - 15:00ORD  Chicago O'Hare Intl-CNS Cairns
28h 12m2 stops Vancouver Intl Brisbane
Multiple Airlines Logo
19:15 - 08:00CNS  Cairns-ORD Chicago O'Hare Intl
51h 45m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl
$2,024Multiple Airlines
Sun, 20 Sep - Sun, 27 Sep
Air Canada Logo
20:50 - 14:55ORD  Chicago O'Hare Intl-CNS Cairns
50h 05m3 stops Toronto Pearson Intl Vancouver Intl Sydney Kingsford Smith
Air Canada Logo
06:00 - 14:37CNS  Cairns-ORD Chicago O'Hare Intl
24h 37m2 stops Brisbane Vancouver Intl
$2,324Air Canada
Sun, 8 Nov - Sun, 29 Nov
Air Canada Logo
15:30 - 14:55ORD  Chicago O'Hare Intl-CNS Cairns
31h 25m2 stops Vancouver Intl Sydney Kingsford Smith
Air Canada Logo
06:00 - 16:38CNS  Cairns-ORD Chicago O'Hare Intl
26h 38m2 stops Brisbane Vancouver Intl
$2,329Air Canada
Mon, 9 Nov - Wed, 2 Dec
Multiple Airlines Logo
15:30 - 14:00ORD  Chicago O'Hare Intl-CNS Cairns
30h 30m2 stops Vancouver Intl Brisbane
Multiple Airlines Logo
06:00 - 14:37CNS  Cairns-ORD Chicago O'Hare Intl
24h 37m2 stops Brisbane Vancouver Intl
$2,331Multiple Airlines
Sun, 8 Nov - Wed, 2 Dec

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Air Canada flights from Chicago to Cairns

Our best Air Canada deals on Chicago to Cairns flight tickets
Air Canada
8 Nov
ORD08:49Chicago O'Hare Intl
37h 11m
2 stops
CNS14:00Cairns
30 Nov
CNS06:00Cairns
24h 37m
2 stops
ORD14:37Chicago O'Hare Intl
$1,943
Air Canada
8 Nov
ORD20:50Chicago O'Hare Intl
50h 05m
3 stops
CNS14:55Cairns
29 Nov
CNS06:00Cairns
24h 37m
2 stops
ORD14:37Chicago O'Hare Intl
$2,324
Air Canada
9 Nov
ORD15:30Chicago O'Hare Intl
31h 25m
2 stops
CNS14:55Cairns
2 Dec
CNS06:00Cairns
26h 38m
2 stops
ORD16:38Chicago O'Hare Intl
$2,329

Qatar Airways flights from Chicago to Cairns

Our best Qatar Airways deals on Chicago to Cairns flight tickets
Qatar Airways
9 Nov
ORD18:50Chicago O'Hare Intl
56h 15m
2 stops
CNS19:05Cairns
1 Dec
CNS17:25Cairns
37h 05m
2 stops
ORD14:30Chicago O'Hare Intl
$2,339
Qatar Airways
9 Nov
ORD18:50Chicago O'Hare Intl
56h 15m
2 stops
CNS19:05Cairns
1 Dec
CNS17:25Cairns
37h 05m
2 stops
ORD14:30Chicago O'Hare Intl
$2,341
Qatar Airways
9 Nov
ORD18:50Chicago O'Hare Intl
56h 15m
2 stops
CNS19:05Cairns
3 Dec
CNS17:25Cairns
37h 05m
2 stops
ORD14:30Chicago O'Hare Intl
$2,498

momondo 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, momondo users made 78,305 searches. Data last updated 11 August 2026.
Use the filters below to find and compare flights from Chicago to Cairns that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ChicagoCairns

ORD Chicago O'Hare Intl - CNS Cairns

ORDCNS

Chicago O'Hare Intl

Mon 9/11

15:30-14:55

2 stops31h 25m

Cairns

Mon 30/11

06:00-14:37

2 stops24h 37m

$1,941

ChicagoCairns

ORD Chicago O'Hare Intl - CNS Cairns

ORDCNS

Chicago O'Hare Intl

Sun 8/11

08:49-14:00

2 stops37h 11m

Cairns

Mon 30/11

06:00-14:37

2 stops24h 37m

$1,943

ChicagoCairns

ORD Chicago O'Hare Intl - CNS Cairns

ORDCNS

Chicago O'Hare Intl

Tue 22/9

19:48-16:55

2 stops30h 07m

Cairns

Tue 29/9

06:00-20:06

2 stops29h 06m

$1,953

ChicagoCairns

ORD Chicago O'Hare Intl - CNS Cairns

ORDCNS

Chicago O'Hare Intl

Sun 20/9

19:48-15:00

2 stops28h 12m

Cairns

Sun 27/9

19:15-14:43

2 stops34h 28m

$1,960
Fastest return journey

ChicagoCairns

ORD Chicago O'Hare Intl - CNS Cairns

ORDCNS

Chicago O'Hare Intl

Tue 15/9

19:48-16:55

2 stops30h 07m

Cairns

Tue 29/9

06:00-14:43

2 stops23h 43m

$1,977

ChicagoCairns

ORD Chicago O'Hare Intl - CNS Cairns

ORDCNS

Chicago O'Hare Intl

Sun 8/11

15:30-14:00

2 stops30h 30m

Cairns

Sun 29/11

06:00-14:37

2 stops24h 37m

$2,014

ChicagoCairns

ORD Chicago O'Hare Intl - CNS Cairns

ORDCNS

Chicago O'Hare Intl

Sun 20/9

19:48-15:00

2 stops28h 12m

Cairns

Sun 27/9

19:15-08:00

3 stops51h 45m

$2,024

ChicagoCairns

ORD Chicago O'Hare Intl - CNS Cairns

ORDCNS

Chicago O'Hare Intl

Sun 8/11

20:50-14:55

3 stops50h 05m

Cairns

Sun 29/11

06:00-14:37

2 stops24h 37m

$2,324

ChicagoCairns

ORD Chicago O'Hare Intl - CNS Cairns

ORDCNS

Chicago O'Hare Intl

Mon 9/11

15:30-14:55

2 stops31h 25m

Cairns

Wed 2/12

06:00-16:38

2 stops26h 38m

$2,329

ChicagoCairns

ORD Chicago O'Hare Intl - CNS Cairns

ORDCNS

Chicago O'Hare Intl

Sun 8/11

15:30-14:00

2 stops30h 30m

Cairns

Wed 2/12

06:00-14:37

2 stops24h 37m

$2,331

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Cairns from

How to get the cheapest flight ticket from Chicago to Cairns

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Chicago to Cairns?

American Airlines is the most popular carrier operating from Chicago to Cairns

When to book flights from Chicago to Cairns

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Cairns according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Chicago to Cairns (CHI to CNS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Cairns

Fastest flight time

34h 15m

Direct flights

None
The fastest flight from Chicago to Cairns takes 34h 15m
There are no direct flights from Chicago to Cairns. There are no popular flight routes from Chicago to Cairns.
Search flight deals

Frequently asked questions about flying from Chicago to Cairns

  • How far is Chicago to Cairns by plane?

    The distance between Chicago and Cairns is about 14250.2 km. By plane, this route typically takes 34h 15m.

  • When did momondo last update prices for flights from Chicago to Cairns Airport?

    Prices for flights from Chicago to Cairns Airport refresh daily.

  • How old do you have to be to fly from Chicago to Cairns Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Chicago to Cairns Airport.

  • What documentation or ID do you need to fly to Cairns Airport?

    The required travel and health documents for your Cairns Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Cairns Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Travelling to a place near Cairns?

Book flights to Cairns if you plan to visit one of these locations
Port Douglas
Palm Cove
Mission Beach
Trinity Beach

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Cairns?

Finding the right flight to Cairns from Chicago is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Cairns quick and easy, saving you time and money.

Can I find flights from Chicago to Cairns with flexible booking policies on momondo?

Yes. All flights to Cairns from Chicago on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Chicago to Cairns?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Cairns from Chicago.

I’m not ready to book a flight from Chicago to Cairns right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Cairns, momondo offers a useful price alert feature which will track prices for flights to Cairns from Chicago and alert you when they change.

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