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Cheap flights from Illinois to Cairns from $1,485

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Illinois to Cairns departing on 7/28. 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 Illinois to Cairns

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
3:40 pm - 11:10 am
ORD
-
CNS
28h 30m
2 stops
Multiple Airlines Logo
6:00 am - 2:36 pm
CNS
-
ORD
23h 36m
2 stops
$1,485Multiple Airlines
Tue, Jul 28 - Fri, Aug 7
Air Canada Logo
3:40 pm - 11:10 am
ORD
-
CNS
28h 30m
2 stops
Air Canada Logo
6:00 am - 2:36 pm
CNS
-
ORD
23h 36m
2 stops
$1,486Air Canada
Tue, Jul 28 - Fri, Aug 7
Air Canada Logo
3:40 pm - 11:10 am
ORD
-
CNS
28h 30m
2 stops
Air Canada Logo
7:15 pm - 9:00 am
CNS
-
ORD
52h 45m
3 stops
$1,497Air Canada
Tue, Jul 28 - Fri, Aug 7
Multiple Airlines Logo
3:40 pm - 3:00 pm
ORD
-
CNS
32h 20m
2 stops
Multiple Airlines Logo
6:00 am - 2:36 pm
CNS
-
ORD
23h 36m
2 stops
$1,625Multiple Airlines
Wed, Aug 5 - Wed, Aug 12
Qantas Airways Logo
7:00 pm - 12:55 pm
ORD
-
CNS
26h 55m
2 stops
Qantas Airways Logo
6:50 am - 6:29 pm
CNS
-
ORD
26h 39m
2 stops
$1,946Qantas Airways
Wed, Aug 5 - Wed, Aug 12
Air Canada Logo
10:43 am - 3:55 pm
ORD
-
CNS
38h 12m
3 stops
Air Canada Logo
6:00 am - 2:36 pm
CNS
-
ORD
23h 36m
2 stops
$2,010Air Canada
Wed, Aug 5 - Wed, Aug 12
Air Canada Logo
9:20 pm - 3:55 pm
ORD
-
CNS
51h 35m
3 stops
Air Canada Logo
6:00 am - 2:36 pm
CNS
-
ORD
23h 36m
2 stops
$2,064Air Canada
Tue, Jul 28 - Fri, Aug 7
Air Canada Logo
3:40 pm - 11:10 am
ORD
-
CNS
28h 30m
2 stops
Air Canada Logo
7:15 pm - 9:00 am
CNS
-
ORD
52h 45m
3 stops
$2,075Air Canada
Tue, Jul 28 - Fri, Aug 7
Air Canada Logo
3:40 pm - 11:10 am
ORD
-
CNS
28h 30m
2 stops
Air Canada Logo
7:15 pm - 9:00 am
CNS
-
ORD
52h 45m
3 stops
$2,076Air Canada
Tue, Jul 28 - Fri, Aug 7
Air Canada Logo
2:15 pm - 3:55 pm
ORD
-
CNS
34h 40m
3 stops
Air Canada Logo
7:15 pm - 9:00 am
CNS
-
ORD
52h 45m
3 stops
$2,594Air Canada
Tue, Jul 28 - Fri, Aug 7

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Qantas Airways flights from Illinois to Cairns

Our best Qantas Airways deals on Illinois to Cairns flight tickets
Qantas Airways
Aug 5
ORD7:00 pmChicago O'Hare Intl
26h 55m
2 stops
CNS12:55 pmCairns
Aug 12
CNS6:50 amCairns
26h 39m
2 stops
ORD6:29 pmChicago O'Hare Intl
$1,946
Qantas Airways
Nov 27
ORD2:54 pmChicago O'Hare Intl
28h 11m
2 stops
CNS11:05 amCairns
Dec 15
CNS9:25 amCairns
23h 29m
2 stops
ORD4:54 pmChicago O'Hare Intl
$7,966
Qantas Airways
Nov 27
ORD4:45 pmChicago O'Hare Intl
26h 20m
2 stops
CNS11:05 amCairns
Dec 15
CNS12:05 pmCairns
44h 49m
2 stops
ORD4:54 pmChicago O'Hare Intl
$7,969

Air Canada flights from Illinois to Cairns

Our best Air Canada deals on Illinois to Cairns flight tickets
Air Canada
Jul 28
ORD3:40 pmChicago O'Hare Intl
28h 30m
2 stops
CNS11:10 amCairns
Aug 7
CNS6:00 amCairns
23h 36m
2 stops
ORD2:36 pmChicago O'Hare Intl
$1,486
Air Canada
Jul 28
ORD3:40 pmChicago O'Hare Intl
28h 30m
2 stops
CNS11:10 amCairns
Aug 7
CNS7:15 pmCairns
52h 45m
3 stops
ORD9:00 amChicago O'Hare Intl
$1,497
Air Canada
Aug 5
ORD10:43 amChicago O'Hare Intl
38h 12m
3 stops
CNS3:55 pmCairns
Aug 12
CNS6:00 amCairns
23h 36m
2 stops
ORD2:36 pmChicago O'Hare Intl
$2,010

momondo Fare Finder

 
Customize your flight search to find flights from Illinois 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 832,500 searches. Data last updated June 24, 2026.
Use the filters below to find and compare flights from Illinois to Cairns that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Tue 7/28

3:40 pm-11:10 am

2 stops28h 30m

Cairns

Fri 8/7

6:00 am-2:36 pm

2 stops23h 36m

$1,485

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Tue 7/28

3:40 pm-11:10 am

2 stops28h 30m

Cairns

Fri 8/7

6:00 am-2:36 pm

2 stops23h 36m

$1,486

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Tue 7/28

3:40 pm-11:10 am

2 stops28h 30m

Cairns

Fri 8/7

7:15 pm-9:00 am

3 stops52h 45m

$1,497

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Wed 8/5

3:40 pm-3:00 pm

2 stops32h 20m

Cairns

Wed 8/12

6:00 am-2:36 pm

2 stops23h 36m

$1,625

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Wed 8/5

7:00 pm-12:55 pm

2 stops26h 55m

Cairns

Wed 8/12

6:50 am-6:29 pm

2 stops26h 39m

$1,946

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Wed 8/5

10:43 am-3:55 pm

3 stops38h 12m

Cairns

Wed 8/12

6:00 am-2:36 pm

2 stops23h 36m

$2,010

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Tue 7/28

9:20 pm-3:55 pm

3 stops51h 35m

Cairns

Fri 8/7

6:00 am-2:36 pm

2 stops23h 36m

$2,064

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Tue 7/28

3:40 pm-11:10 am

2 stops28h 30m

Cairns

Fri 8/7

7:15 pm-9:00 am

3 stops52h 45m

$2,075

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Tue 7/28

3:40 pm-11:10 am

2 stops28h 30m

Cairns

Fri 8/7

7:15 pm-9:00 am

3 stops52h 45m

$2,076

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Tue 7/28

2:15 pm-3:55 pm

3 stops34h 40m

Cairns

Fri 8/7

7:15 pm-9:00 am

3 stops52h 45m

$2,594

Flights are sorted by cheapest round-trip flights first.

Sorted 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

26h 55m

Direct flights

None
The fastest flight from Illinois to Cairns takes 26h 55m
There are no direct flights from Illinois to Cairns. There are no popular flight routes from Illinois to Cairns.
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Frequently asked questions about flying from Illinois to Cairns

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

    Prices for flights from Illinois to Cairns Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Illinois to Cairns Airport?

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Illinois to Cairns Airport.

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

    The travel and health documents you'll need for your trip to Cairns Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Cairns Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Illinois to Cairns

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

    Price Alerts will notify you by email when the price for flights to Cairns from Illinois decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • 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?

    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.

Traveling to a place near Cairns?

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

Why use momondo?

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

It is quick and easy to find Illinois to Cairns flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Cairns that suits you.

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

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

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

Once you have performed a search for Illinois to Cairns flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are not ready to book a flight from Illinois to Cairns now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Cairns and let you know when they change.

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