Latest deals
When to book
FAQs
Price Alerts

Cheap flights from Chicago O'Hare Intl Airport to Cairns from $2,045

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago O'Hare Intl Airport to Cairns departing on 27/1. 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

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Chicago O'Hare Intl Airport to Cairns

Cheap return flights

Enter your travel dates to find the best prices.
Qantas Airways Logo
15:23 - 11:00
ORD
-
CNS
27h 37m2 stops
Qantas Airways Logo
15:35 - 23:59
CNS
-
ORD
24h 24m2 stops
$2,045Qantas Airways
Tue, 27 Jan - Tue, 3 Feb
Multiple Airlines Logo
15:23 - 11:00
ORD
-
CNS
27h 37m2 stops
Multiple Airlines Logo
09:20 - 21:23
CNS
-
ORD
28h 03m3 stops
$2,216Multiple Airlines
Tue, 27 Jan - Tue, 3 Feb
Qantas Airways Logo
11:46 - 14:05
ORD
-
CNS
34h 19m3 stops
Qantas Airways Logo
06:00 - 17:09
CNS
-
ORD
27h 09m3 stops
$2,326Qantas Airways
Tue, 27 Jan - Tue, 3 Feb
Air Canada Logo
15:35 - 14:55
ORD
-
CNS
31h 20m2 stops
Air Canada Logo
06:00 - 14:41
CNS
-
ORD
24h 41m2 stops
$2,448Air Canada
Sun, 22 Feb - Thu, 26 Feb
Air Canada Logo
14:00 - 14:55
ORD
-
CNS
32h 55m3 stops
Air Canada Logo
06:00 - 16:38
CNS
-
ORD
26h 38m2 stops
$2,457Air Canada
Sun, 22 Feb - Thu, 26 Feb
Air Canada Logo
08:00 - 14:55
ORD
-
CNS
38h 55m3 stops
Air Canada Logo
06:00 - 14:41
CNS
-
ORD
24h 41m2 stops
$2,459Air Canada
Sun, 22 Feb - Thu, 26 Feb
Cathay Pacific Logo
14:35 - 09:55
ORD
-
CNS
27h 20m1 stop
Cathay Pacific Logo
11:25 - 19:36
CNS
-
ORD
48h 11m2 stops
$2,543Cathay Pacific
Tue, 27 Jan - Tue, 3 Feb
Cathay Pacific Logo
14:35 - 09:55
ORD
-
CNS
27h 20m1 stop
Cathay Pacific Logo
11:25 - 12:55
CNS
-
ORD
41h 30m1 stop
$2,547Cathay Pacific
Tue, 27 Jan - Tue, 3 Feb
Cathay Pacific Logo
14:35 - 09:55
ORD
-
CNS
27h 20m1 stop
Cathay Pacific Logo
11:25 - 12:55
CNS
-
ORD
41h 30m1 stop
$2,966Cathay Pacific
Sun, 22 Feb - Thu, 26 Feb
Cathay Pacific Logo
14:35 - 09:55
ORD
-
CNS
27h 20m1 stop
Cathay Pacific Logo
11:35 - 12:55
CNS
-
ORD
41h 20m2 stops
$3,021Cathay Pacific
Sun, 22 Feb - Thu, 26 Feb

Air Canada flights from Chicago O'Hare Intl Airport to Cairns

Our best Air Canada deals on Chicago O'Hare Intl Airport to Cairns flight tickets
Air Canada
22 Feb
ORD15:35Chicago O'Hare Intl
31h 20m
2 stops
CNS14:55Cairns
26 Feb
CNS06:00Cairns
24h 41m
2 stops
ORD14:41Chicago O'Hare Intl
$2,448
Find similar
Air Canada
22 Feb
ORD14:00Chicago O'Hare Intl
32h 55m
3 stops
CNS14:55Cairns
26 Feb
CNS06:00Cairns
26h 38m
2 stops
ORD16:38Chicago O'Hare Intl
$2,457
Find similar
Air Canada
22 Feb
ORD08:00Chicago O'Hare Intl
38h 55m
3 stops
CNS14:55Cairns
26 Feb
CNS06:00Cairns
24h 41m
2 stops
ORD14:41Chicago O'Hare Intl
$2,459
Find similar

Qantas Airways flights from Chicago O'Hare Intl Airport to Cairns

Our best Qantas Airways deals on Chicago O'Hare Intl Airport to Cairns flight tickets
Qantas Airways
27 Jan
ORD15:23Chicago O'Hare Intl
27h 37m
2 stops
CNS11:00Cairns
3 Feb
CNS15:35Cairns
24h 24m
2 stops
ORD23:59Chicago O'Hare Intl
$2,045
Find similar
Qantas Airways
27 Jan
ORD11:46Chicago O'Hare Intl
34h 19m
3 stops
CNS14:05Cairns
3 Feb
CNS06:00Cairns
27h 09m
3 stops
ORD17:09Chicago O'Hare Intl
$2,326
Find similar
Qantas Airways
19 Dec
ORD15:13Chicago O'Hare Intl
33h 02m
2 stops
CNS16:15Cairns
26 Jan
CNS17:35Cairns
43h 48m
2 stops
ORD21:23Chicago O'Hare Intl
$15,563
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Chicago O'Hare Intl Airport 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 15 December 2025.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Cairns that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Tue 27/1

15:23-11:00

2 stops27h 37m

Cairns

Tue 3/2

15:35-23:59

2 stops24h 24m

$2,045

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Tue 27/1

15:23-11:00

2 stops27h 37m

Cairns

Tue 3/2

09:20-21:23

3 stops28h 03m

$2,216

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Tue 27/1

11:46-14:05

3 stops34h 19m

Cairns

Tue 3/2

06:00-17:09

3 stops27h 09m

$2,326

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sun 22/2

15:35-14:55

2 stops31h 20m

Cairns

Thu 26/2

06:00-14:41

2 stops24h 41m

$2,448

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sun 22/2

14:00-14:55

3 stops32h 55m

Cairns

Thu 26/2

06:00-16:38

2 stops26h 38m

$2,457

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sun 22/2

08:00-14:55

3 stops38h 55m

Cairns

Thu 26/2

06:00-14:41

2 stops24h 41m

$2,459

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Tue 27/1

14:35-09:55

1 stop27h 20m

Cairns

Tue 3/2

11:25-19:36

2 stops48h 11m

$2,543

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Tue 27/1

14:35-09:55

1 stop27h 20m

Cairns

Tue 3/2

11:25-12:55

1 stop41h 30m

$2,547

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sun 22/2

14:35-09:55

1 stop27h 20m

Cairns

Thu 26/2

11:25-12:55

1 stop41h 30m

$2,966

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sun 22/2

14:35-09:55

1 stop27h 20m

Cairns

Thu 26/2

11:35-12:55

2 stops41h 20m

$3,021

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

When to book flights from Chicago O'Hare Intl Airport to Cairns

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

Cheap Chicago O'Hare Intl Airport to Cairns (ORD to CNS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago O'Hare Intl Airport to Cairns

Fastest flight time

27h 37m

Direct flights

None
The fastest flight from Chicago O'Hare Intl Airport to Cairns takes 27h 37m
There are no direct flights from Chicago O'Hare Intl Airport to Cairns. There are no popular flight routes from Chicago O'Hare Intl Airport to Cairns.
Search flight deals

  • How far is Chicago O'Hare Intl to Cairns by plane?

    The distance between Chicago O'Hare Intl and Cairns is about 14225.4 km. 27h 37m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Chicago O'Hare Intl Airport to Cairns Airport?

    Prices for flights from Chicago O'Hare Intl Airport to Cairns Airport refresh daily.

  • How old do you have to be to fly from Chicago O'Hare Intl Airport 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 O'Hare Intl Airport 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.

  • How do I get Price Alerts for flights from Chicago O'Hare Intl Airport to Cairns?

    Confirm your travel details to search for the latest offers for flights from Chicago O'Hare Intl Airport to Cairns. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Chicago O'Hare Intl Airport to Cairns with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Travelling to a place near Cairns?

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

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Chicago to Cairns. momondo saves you time and could save you money on your trip.

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

Flights from Chicago to Cairns with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Chicago to Cairns flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Chicago to Cairns flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Cairns trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Wed 14/1
Wed 21/1
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Australia