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Cheap flights from Illinois to Cairns from $1,462

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 13/8. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — CNS
2 Aug — 9 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Illinois to Cairns

Enter your travel dates to find the best prices.

Cheapest flights from Illinois to Cairns
Explore the most affordable flight options available from Illinois to Cairns. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2026.

Thu 13/809:20
ORD
-
CNS
3 stops35h 20m
Multiple Airlines
Thu 20/812:40
CNS
-
ORD
2 stops32h 19m
Multiple Airlines
Deal found 29/6$1,462
Sun 16/815:40
ORD
-
CNS
2 stops28h 30m
Multiple Airlines
Sun 23/806:00
CNS
-
ORD
2 stops23h 36m
Multiple Airlines
Deal found 2/7$2,109
Tue 28/715:40
ORD
-
CNS
2 stops28h 30m
Multiple Airlines
Fri 7/806:00
CNS
-
ORD
2 stops23h 36m
Multiple Airlines
Deal found 30/6$2,145
Tue 28/715:40
ORD
-
CNS
2 stops28h 30m
Air Canada
Fri 7/819:15
CNS
-
ORD
3 stops52h 45m
Air Canada
Deal found 30/6$2,164
Sun 26/719:23
STL
-
CNS
2 stops27h 17m
Multiple Airlines
Sun 2/819:10
CNS
-
STL
2 stops38h 07m
Multiple Airlines
Deal found 2/7$2,317

Find flight deals from Illinois to Cairns

Keep the following information in mind while searching for Illinois to Cairns flight deals. Data was last updated 3 July 2026.

Round-trip from

$1,462
13/8-20/8
  • 13/8-20/8
  • 5 total stops
  • 67h 39m total
  • Illinois to Cairns
Search Deals

Cheapflights Fare Finder

 
Customise 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, Cheapflights users made 647,157 searches. Data last updated 3 July 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 return flight
Fastest return journey

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Tue 28/7

15:40-11:10

2 stops28h 30m

Cairns

Fri 7/8

06:00-14:36

2 stops23h 36m

$2,145

St. LouisCairns

STL - CNS

STLCNS

Lambert-St Louis

Sun 26/7

19:23-13:40

2 stops27h 17m

Cairns

Sun 2/8

19:10-18:17

2 stops38h 07m

$2,317

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Tue 4/8

09:28-22:25

3 stops45h 57m

Cairns

Wed 12/8

06:00-09:11

3 stops66h 11m

$2,550

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Fri 14/8

19:00-12:55

2 stops26h 55m

Cairns

Fri 21/8

06:45-18:29

2 stops26h 44m

$2,677

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Fri 14/8

17:16-12:55

2 stops28h 39m

Cairns

Fri 21/8

13:55-05:00

2 stops30h 05m

$2,679

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Tue 28/7

20:40-15:55

3 stops52h 15m

Cairns

Fri 7/8

19:15-08:00

3 stops51h 45m

$3,002

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sat 15/8

17:16-10:35

2 stops26h 19m

Cairns

Sat 22/8

09:25-23:00

3 stops28h 35m

$3,239
Cheapest one-way
Fastest single journey

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Fri 14/8

17:16-10:35

2 stops26h 19m

$1,541

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Fri 14/8

16:20-18:10

3 stops34h 50m

$1,887

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sun 16/8

20:20-08:40

3 stops45h 20m

$2,036

Flights are sorted by cheapest return flights first.

Deals found on 30/6

Showing 1-10 of 12 resultsSorted by cheapest first
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Best time to book a flight from Illinois to Cairns

Have a flexible travel schedule? Discover the best time to fly to Cairns from Illinois with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Illinois to Cairns
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Illinois to Cairns. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Cairns from Illinois?

    Most people fly into Cairns (CNS) if they book a flight to Cairns from Illinois. Cairns is conveniently located just 4.4 km from Cairns’s city centre.

  • How long is the flight from Illinois to Cairns?

    Airlines like American Airlines fly from Illinois to Cairns in about 28h 39m. The time it takes to get you to your destination can typically vary by up to . Illinois and Cairns are separated by a distance of 14225 km.

  • Can I find deals for flights from Illinois to Cairns that include hotel bookings?

    Yes. In addition to deals on Illinois to Cairns flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Illinois to Cairns?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Illinois to Cairns.

  • Can I find deals for business class flights from Illinois to Cairns?

    Yes. Cheapflights offers flight deals from Illinois to Cairns by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near Cairns?

Book flights to Cairns if you plan to visit one of these locations
Mission Beach
Trinity Beach

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Yes! Cheapflights helps users easily find flights from Illinois to Cairns with no change fees.

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