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

Search flight deals from Illinois to Cairns . While viewing offers you’ll have the option to create a Price Alert.

How can I save money on flights from Illinois to Cairns with momondo?

Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

How does momondo find its flight prices?

We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

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

Prices for flights from Illinois to Cairns Airport are updated daily.

How old do you have to be to fly from Illinois 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 Illinois to Cairns Airport.

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

The necessary travel and health documents for your Cairns Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$874 Cheap Flights from Illinois to Cairns in 2025/26

1 adult

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Find the cheapest flights from Illinois to Cairns

Round-trip

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

17:10 - 11:00

ORD

CNS

25h 50m2 stops

11:45 - 23:59

CNS

ORD

28h 14m2 stops

$2,048Qantas Airways

Fri, 30 Jan - Fri, 6 Feb

17:52 - 18:25

ORD

CNS

33h 33m2 stops

06:45 - 21:00

CNS

ORD

29h 15m2 stops

$2,130Multiple Airlines

Sat, 23 May - Sat, 6 Jun

17:10 - 11:00

ORD

CNS

25h 50m2 stops

09:20 - 21:23

CNS

ORD

28h 03m3 stops

$2,220Multiple Airlines

Fri, 30 Jan - Fri, 6 Feb

15:35 - 14:55

ORD

CNS

31h 20m2 stops

06:00 - 16:38

CNS

ORD

26h 38m2 stops

$2,459Air Canada

Sun, 22 Feb - Thu, 26 Feb

10:00 - 14:55

ORD

CNS

36h 55m3 stops

06:00 - 16:38

CNS

ORD

26h 38m2 stops

$2,470Air Canada

Sun, 22 Feb - Thu, 26 Feb

20:20 - 15:55

ORD

CNS

52h 35m3 stops

19:15 - 14:45

CNS

ORD

34h 30m2 stops

$2,595Air Canada

Sat, 23 May - Sat, 6 Jun

09:59 - 09:55

STL

CNS

31h 56m2 stops

11:25 - 23:48

CNS

STL

28h 23m2 stops

$2,619Cathay Pacific

Tue, 17 Feb - Sat, 21 Feb

18:50 - 08:30

ORD

CNS

45h 40m3 stops

09:45 - 14:30

CNS

ORD

44h 45m3 stops

$2,971Multiple Airlines

Fri, 30 Jan - Fri, 6 Feb

14:35 - 09:55

ORD

CNS

27h 20m1 stop

11:25 - 12:55

CNS

ORD

41h 30m1 stop

$2,979Cathay Pacific

Sun, 22 Feb - Thu, 26 Feb

14:35 - 09:55

ORD

CNS

27h 20m1 stop

14:50 - 12:55

CNS

ORD

38h 05m2 stops

$3,036Cathay Pacific

Sun, 22 Feb - Thu, 26 Feb

Air Canada flights from Illinois to Cairns

Our best Air Canada deals on Illinois 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

$2,459

Find similar

Air Canada

22 Feb

ORD10:00Chicago O'Hare Intl

36h 55m

3 stops

CNS14:55Cairns

26 Feb

CNS06:00Cairns

26h 38m

2 stops

ORD16:38Chicago O'Hare Intl

$2,470

Find similar

Air Canada

23 May

ORD20:20Chicago O'Hare Intl

52h 35m

3 stops

CNS15:55Cairns

6 June

CNS19:15Cairns

34h 30m

2 stops

ORD14:45Chicago O'Hare Intl

$2,595

Find similar

Cathay Pacific flights from Illinois to Cairns

Our best Cathay Pacific deals on Illinois to Cairns flight tickets

Cathay Pacific

17 Feb

STL09:59Lambert-St Louis

31h 56m

2 stops

CNS09:55Cairns

21 Feb

CNS11:25Cairns

28h 23m

2 stops

STL23:48Lambert-St Louis

$2,619

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

$2,979

Find similar

Cathay Pacific

22 Feb

ORD14:35Chicago O'Hare Intl

27h 20m

1 stop

CNS09:55Cairns

26 Feb

CNS14:50Cairns

38h 05m

2 stops

ORD12:55Chicago O'Hare Intl

$3,036

Find similar

Fly from

Fly to

Route

Depart

Return

Price

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Fri 30/1

17:10-11:00

2 stops25h 50m

Cairns

Fri 6/2

11:45-23:59

2 stops28h 14m

$2,048

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sat 23/5

17:52-18:25

2 stops33h 33m

Cairns

Sat 6/6

06:45-21:00

2 stops29h 15m

$2,130

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Fri 30/1

17:10-11:00

2 stops25h 50m

Cairns

Fri 6/2

09:20-21:23

3 stops28h 03m

$2,220

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sun 22/2

15:35-14:55

2 stops31h 20m

Cairns

Thu 26/2

06:00-16:38

2 stops26h 38m

$2,459

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sun 22/2

10:00-14:55

3 stops36h 55m

Cairns

Thu 26/2

06:00-16:38

2 stops26h 38m

$2,470

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sat 23/5

20:20-15:55

3 stops52h 35m

Cairns

Sat 6/6

19:15-14:45

2 stops34h 30m

$2,595

St. LouisCairns

STL - CNS

STLCNS

Lambert-St Louis

Tue 17/2

09:59-09:55

2 stops31h 56m

Cairns

Sat 21/2

11:25-23:48

2 stops28h 23m

$2,619

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Fri 30/1

18:50-08:30

3 stops45h 40m

Cairns

Fri 6/2

09:45-14:30

3 stops44h 45m

$2,971

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

$2,979

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sun 22/2

14:35-09:55

1 stop27h 20m

Cairns

Thu 26/2

14:50-12:55

2 stops38h 05m

$3,036

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

Cheap Illinois to Cairns flight deals and tips

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

Fastest flight time	25h 50m
Direct flights	None

The fastest flight from Illinois to Cairns takes 25h 50m

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

Search flight deals

When did momondo last update prices for flights from Illinois to Cairns Airport?
Prices for flights from Illinois to Cairns Airport are updated daily.
How old do you have to be to fly from Illinois 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 Illinois to Cairns Airport.
What documentation or ID do you need to fly to Cairns Airport?
The necessary travel and health documents for your Cairns Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

How do I get Price Alerts for flights from Illinois to Cairns?
Search flight deals from Illinois to Cairns. While viewing offers you’ll have the option to create a Price Alert.
How can I save money on flights from Illinois to Cairns with momondo?
Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.
How does momondo find its flight prices?
We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Port Douglas

Palm Cove

Trinity Beach

Mission Beach

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Illinois to Cairns . Millions of users trust and use momondo every year so you are in good hands.

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

Yes. momondo enables you to select and highlight flights to Cairns from Illinois with this policy.

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

momondo provides multiple filters to help you find the best flight to Cairns from Illinois. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Cairns from Illinois are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.