Find flights
When to book
Airlines
FAQs

Cheap flights from Illinois to Cairns from $1,026

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 16/8. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — CNS
9 Jul — 16 Jul1
1 adult

Cheap flight deals from Illinois to Cairns

Keep the following information in mind while searching for Illinois to Cairns flight deals. Data was last updated 4 July 2025.

Round-trip from

$1,969

One-way from

$1,026
14/8-18/8
  • 14/8-18/8
  • 6 total stops
  • 80h 50m total
  • Illinois to Cairns
Search Deals
Fiji Airways
  • Fiji Airways
  • 16/8
  • 2 total stops
  • 26h 20m total
  • Illinois to Cairns
Search Deals

Find flight deals from Illinois to Cairns

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 4 July 2025.

Thu 14/809:15STL - CNS
3 stops39h 40mMultiple Airlines
Mon 18/817:35CNS - STL
3 stops41h 10mMultiple Airlines
Deal found 1/7$1,969
Sat 16/818:20ORD - CNS
2 stops26h 20mMultiple Airlines
Sat 23/812:40CNS - ORD
2 stops23h 17mMultiple Airlines
Deal found 2/7$1,976
Thu 14/819:41STL - CNS
2 stops24h 59mFiji Airways
Mon 18/812:40CNS - STL
2 stops25h 29mFiji Airways
Deal found 1/7$1,986
Tue 12/815:40ORD - CNS
2 stops33h 15mAir Canada
Tue 19/806:00CNS - ORD
2 stops23h 54mAir Canada
Deal found 2/7$2,471
Sun 17/819:03ORD - CNS
2 stops26h 52mQantas Airways
Sun 24/813:40CNS - ORD
2 stops30h 44mQantas Airways
Deal found 3/7$2,769
Thu 14/809:15STL - CNS
3 stops39h 40mAir Canada
Mon 18/816:35CNS - STL
3 stops61h 46mAir Canada
Deal found 1/7$3,159
Mon 20/1013:36ORD - CNS
3 stops36h 24mSingapore Airlines
Wed 5/1118:35CNS - ORD
3 stops43h 13mSingapore Airlines
Deal found 3/7$3,464
Sat 20/1216:55ORD - CNS
2 stops26h 40mFiji Airways
Mon 29/1212:35CNS - ORD
2 stops26h 35mFiji Airways
Deal found 3/7$3,474

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 4 July 2025.
Use the filters below to find and compare flights from Illinois to Cairns that are best for you.

Fly from

Illinois

Fly to

Cairns

Route

Depart

Return

Price

St. LouisCairns

STL - CNS

STLCNS

Lambert-St Louis

Thu 14/8

09:15-15:55

3 stops39h 40m

Cairns

Mon 18/8

17:35-19:45

3 stops41h 10m

$1,969

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sat 16/8

18:20-11:40

2 stops26h 20m

Cairns

Sat 23/8

12:40-20:57

2 stops23h 17m

$1,976

St. LouisCairns

STL - CNS

STLCNS

Lambert-St Louis

Thu 14/8

19:41-11:40

2 stops24h 59m

Cairns

Mon 18/8

12:40-23:09

2 stops25h 29m

$1,986

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Tue 12/8

15:40-15:55

2 stops33h 15m

Cairns

Tue 19/8

06:00-14:54

2 stops23h 54m

$2,471

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sun 17/8

19:03-12:55

2 stops26h 52m

Cairns

Sun 24/8

13:40-05:24

2 stops30h 44m

$2,769

St. LouisCairns

STL - CNS

STLCNS

Lambert-St Louis

Thu 14/8

09:15-15:55

3 stops39h 40m

Cairns

Mon 18/8

16:35-15:21

3 stops61h 46m

$3,159

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Mon 20/10

13:36-17:00

3 stops36h 24m

Cairns

Wed 5/11

18:35-21:48

3 stops43h 13m

$3,464

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sat 20/12

16:55-11:35

2 stops26h 40m

Cairns

Mon 29/12

12:35-23:10

2 stops26h 35m

$3,474

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sat 16/8

18:20-11:40

2 stops26h 20m

$1,026

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Wed 16/7

16:00-06:35

3 stops47h 35m

$1,124

Flights are sorted by cheapest return flights first.

Deals found on 2/7

Showing 1-10 of 13 results
1
2

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.

Reviews of airlines servicing Cairns

Get insights into the airlines that provide service to Cairns. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Cairns. Reviews last updated 4 July 2025.
Read reviews from past customers who have flown with Japan Airlines, Singapore Airlines, andFiji Airways from Illinois to Cairns. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Japan Airlines
8.3
Very Good
1,503 reviews
Check prices

Entertainment

7.8

Overall

8.3

Comfort

8.2

Crew

8.7

Boarding

8.4

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Roger,June 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.
Japan Airlines
8.3
Very Good
1,503 reviews
Japan Airlines
8.3
Very Good
1,503 reviews
Check prices

Entertainment

7.8

Overall

8.3

Comfort

8.2

Crew

8.7

Boarding

8.4

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Roger,June 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.
Singapore Airlines
8.1
Very Good
1,320 reviews
Japan Airlines
8.3
Very Good
1,503 reviews
Check prices

Entertainment

7.8

Overall

8.3

Comfort

8.2

Crew

8.7

Boarding

8.4

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Roger,June 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.
Fiji Airways
8.0
Very Good
202 reviews
Japan Airlines
8.3
Very Good
1,503 reviews
Check prices

Entertainment

7.8

Overall

8.3

Comfort

8.2

Crew

8.7

Boarding

8.4

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Roger,June 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.
Cathay Pacific
7.6
Good
924 reviews
Japan Airlines
8.3
Very Good
1,503 reviews
Check prices

Entertainment

7.8

Overall

8.3

Comfort

8.2

Crew

8.7

Boarding

8.4

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Roger,June 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.
Qantas Airways
7.5
Good
872 reviews
Japan Airlines
8.3
Very Good
1,503 reviews
Check prices

Entertainment

7.8

Overall

8.3

Comfort

8.2

Crew

8.7

Boarding

8.4

Food

7.7

Reviews

1 / 20
2.0
Mediocre

Roger,June 2025

ORD - PIT

My bag was at O’Hare airport for five hours waiting on my next flight because it was delayed for 2 1/2 hours and they couldn’t put it on the right goddamn airplane. I am home in Pennsylvania without my bag and all my stuff.

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.

  • What are the cheapest airlines to fly from Illinois to Cairns one-way?

    The cheapest airline one-way is Fiji Airways, with whom users have recently found tickets for as low as $1,026. However, be on the lookout for offers from Air Canada and Cathay Pacific, as they are both options that can get you from Illinois to Cairns for a low price.

  • 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.

  • What is the cheapest month to book a flight from Illinois to Cairns?

    Currently, March is the cheapest month in which you can book a flight from Illinois to Cairns (average of $166). Flying from Illinois to Cairns in October is currently the most expensive (average of $233). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Illinois?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Illinois to Cairns

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Brisbane flights
Dallas/Fort Worth to Brisbane flights
San Francisco to Brisbane flights
Seattle to Brisbane flights
John F Kennedy Intl to Brisbane flights
Dulles Intl to Brisbane flights
Ontario to Brisbane flights
Newark to Brisbane flights
Baltimore to Brisbane flights
LaGuardia to Brisbane flights
Boston to Brisbane flights
Portland to Brisbane flights
O'Hare Intl to Brisbane flights
Raleigh to Brisbane flights
San Jose to Brisbane flights
Denver to Brisbane flights
Miami to Brisbane flights
Minneapolis to Brisbane flights
Atlanta to Brisbane flights
Honolulu to Brisbane flights
Hobby to Brisbane flights
Philadelphia to Brisbane flights
Oakland to Brisbane flights
San Francisco to Cairns flights
Detroit to Brisbane flights
Orlando to Brisbane flights
Austin to Brisbane flights
Charlotte to Brisbane flights
Los Angeles to Cairns flights
Salt Lake City to Brisbane flights
George Bush Intcntl to Brisbane flights
Sky Harbor Intl to Brisbane flights
Tampa to Brisbane flights
Kansas City to Brisbane flights
Seattle to Coolangatta flights
Nashville to Brisbane flights
Los Angeles to Coolangatta flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Illinois to Cairns?

Cheapflights makes it easy to find Illinois to Cairns flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Illinois to Cairns?

Millions of users choose and trust Cheapflights to book the best flight deals from Illinois to Cairns for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Illinois to Cairns with no change fees?

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

Can Cheapflights notify me if prices for flights from Illinois to Cairns become cheaper?

Of course! You can now track prices for flights from Illinois to Cairns and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.
Site
©2025 Cheapflights