How do I get Price Alerts for flights from Chicago to Cairns?

Confirm your travel details to search for the latest offers for flights from Chicago 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 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?

momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

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.

$944 Cheap Flights from Chicago to Cairns in 2025/26

1 adult

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Find the cheapest flights from Chicago to Cairns

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

15:23 - 11:50

ORD

CNS

28h 27m2 stops

15:35 - 06:01

CNS

ORD

30h 26m2 stops

$2,102American Airlines

Mon, 19 Jan - Mon, 26 Jan

13:05 - 14:00

ORD

CNS

32h 55m2 stops

06:00 - 14:41

CNS

ORD

24h 41m2 stops

$2,172Multiple Airlines

Sun, 18 Jan - Sun, 25 Jan

12:53 - 14:00

ORD

CNS

33h 07m3 stops

06:00 - 14:41

CNS

ORD

24h 41m2 stops

$2,374Multiple Airlines

Sun, 18 Jan - Sun, 25 Jan

15:15 - 11:00

ORD

CNS

27h 45m2 stops

12:35 - 16:38

CNS

ORD

44h 03m2 stops

$2,449Qantas Airways

Sun, 22 Feb - Thu, 26 Feb

15:35 - 14:00

ORD

CNS

30h 25m2 stops

06:00 - 16:38

CNS

ORD

26h 38m2 stops

$2,451Air Canada

Sun, 22 Feb - Thu, 26 Feb

07:07 - 14:55

ORD

CNS

39h 48m3 stops

06:00 - 14:41

CNS

ORD

24h 41m2 stops

$2,460Air Canada

Sun, 22 Feb - Thu, 26 Feb

10:00 - 14:55

ORD

CNS

36h 55m3 stops

06:00 - 14:41

CNS

ORD

24h 41m2 stops

$2,461Air Canada

Sun, 22 Feb - Thu, 26 Feb

15:35 - 14:00

ORD

CNS

30h 25m2 stops

14:50 - 14:41

CNS

ORD

39h 51m3 stops

$2,638Multiple Airlines

Mon, 19 Jan - Mon, 26 Jan

14:35 - 09:55

ORD

CNS

27h 20m1 stop

15:45 - 12:55

CNS

ORD

37h 10m2 stops

$2,787Multiple Airlines

Sun, 18 Jan - Sun, 25 Jan

14:35 - 09:55

ORD

CNS

27h 20m1 stop

11:25 - 12:55

CNS

ORD

41h 30m1 stop

$2,969Cathay Pacific

Sun, 22 Feb - Thu, 26 Feb

Air Canada flights from Chicago to Cairns

Our best Air Canada deals on Chicago to Cairns flight tickets

Air Canada

22 Feb

ORD15:35Chicago O'Hare Intl

30h 25m

2 stops

CNS14:00Cairns

26 Feb

CNS06:00Cairns

24h 41m

2 stops

ORD14:41Chicago O'Hare Intl

$2,451

Find similar

Air Canada

22 Feb

ORD07:07Chicago O'Hare Intl

39h 48m

3 stops

CNS14:55Cairns

26 Feb

CNS06:00Cairns

24h 41m

2 stops

ORD14:41Chicago O'Hare Intl

$2,460

Find similar

Air Canada

22 Feb

ORD10:00Chicago O'Hare Intl

36h 55m

3 stops

CNS14:55Cairns

26 Feb

CNS06:00Cairns

24h 41m

2 stops

ORD14:41Chicago O'Hare Intl

$2,461

Find similar

Cathay Pacific flights from Chicago to Cairns

Our best Cathay Pacific deals on Chicago to Cairns flight tickets

Cathay Pacific

22 Feb

ORD14:35Chicago O'Hare Intl

27h 20m

1 stop

CNS09:55Cairns

26 Feb

CNS11:25Cairns

41h 30m

1 stop

ORD12:55Chicago O'Hare Intl

$2,969

Find similar

Cathay Pacific

22 Feb

ORD14:35Chicago O'Hare Intl

27h 20m

1 stop

CNS09:55Cairns

26 Feb

CNS11:25Cairns

41h 30m

1 stop

ORD12:55Chicago O'Hare Intl

$2,971

Find similar

Cathay Pacific

22 Feb

ORD14:35Chicago O'Hare Intl

27h 20m

1 stop

CNS09:55Cairns

26 Feb

CNS11:35Cairns

65h 20m

2 stops

ORD12:55Chicago O'Hare Intl

$3,025

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Mon 19/1

15:23-11:50

2 stops28h 27m

Cairns

Mon 26/1

15:35-06:01

2 stops30h 26m

$2,102

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sun 18/1

13:05-14:00

2 stops32h 55m

Cairns

Sun 25/1

06:00-14:41

2 stops24h 41m

$2,172

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sun 18/1

12:53-14:00

3 stops33h 07m

Cairns

Sun 25/1

06:00-14:41

2 stops24h 41m

$2,374

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sun 22/2

15:15-11:00

2 stops27h 45m

Cairns

Thu 26/2

12:35-16:38

2 stops44h 03m

$2,449

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sun 22/2

15:35-14:00

2 stops30h 25m

Cairns

Thu 26/2

06:00-16:38

2 stops26h 38m

$2,451

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sun 22/2

07:07-14:55

3 stops39h 48m

Cairns

Thu 26/2

06:00-14:41

2 stops24h 41m

$2,460

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sun 22/2

10:00-14:55

3 stops36h 55m

Cairns

Thu 26/2

06:00-14:41

2 stops24h 41m

$2,461

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Mon 19/1

15:35-14:00

2 stops30h 25m

Cairns

Mon 26/1

14:50-14:41

3 stops39h 51m

$2,638

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sun 18/1

14:35-09:55

1 stop27h 20m

Cairns

Sun 25/1

15:45-12:55

2 stops37h 10m

$2,787

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

$2,969

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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	29h 16m
Direct flights	None

The fastest flight from Chicago to Cairns takes 29h 16m

There are no direct flights from Chicago to Cairns. There are no popular flight routes from Chicago to Cairns.

Search flight deals

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 26h 05m.
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.

How do I get Price Alerts for flights from Chicago to Cairns?
Confirm your travel details to search for the latest offers for flights from Chicago 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 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?
momondo shows deals across 700+ competitors all at once. momondo is active in 30 international markets, so you can have access to a wide range of options from airlines and OTAs alike.

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?

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.