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Cheap flights from Cairns to Illinois from $1,651

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/3. Fares are subject to change and may not be available on all flights or dates of travel.
CNS — ORD
12 Oct — 19 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Cairns to Illinois

Keep the following information in mind while searching for Cairns to Illinois flight deals. Data was last updated 12 September 2025.

Round-trip from

$1,651
Cathay Pacific
  • Cathay Pacific
  • 11/3-15/3
  • 4 total stops
  • 114h 15m total
  • Cairns to Illinois
Search Deals

Find flight deals from Cairns to Illinois

Best flights from Cairns to Illinois
Discover carefully curated flight deals from Cairns to Illinois that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 September 2025.

Wed 11/314:50CNS - ORD
2 stops62h 10mCathay Pacific
Sun 15/315:40ORD - CNS
2 stops52h 05mCathay Pacific
Deal found 10/9$1,651
Wed 11/306:00CNS - ORD
2 stops23h 41mAir Canada
Sun 15/310:00ORD - CNS
3 stops37h 55mAir Canada
Deal found 10/9$1,844

Cheapflights Fare Finder

 
Customise your flight search to find flights from Cairns to Illinois 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 12 September 2025.
Use the filters below to find and compare flights from Cairns to Illinois that are best for you.

Fly from

Cairns

Fly to

Illinois

Route

Depart

Return

Price

CairnsChicago

CNS - ORD

CNSORD

Cairns

Wed 11/3

14:50-14:00

2 stops62h 10m

Chicago O'Hare Intl

Sun 15/3

15:40-10:45

2 stops52h 05m

$1,651

CairnsChicago

CNS - ORD

CNSORD

Cairns

Wed 11/3

06:00-14:41

2 stops23h 41m

Chicago O'Hare Intl

Sun 15/3

10:00-14:55

3 stops37h 55m

$1,844

CairnsChicago

CNS - ORD

CNSORD

Cairns

Fri 2/1

15:35-22:59

2 stops23h 24m

$2,702

Flights are sorted by cheapest return flights first.

Deals found on 9/9

Best time to book a flight from Cairns to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Cairns 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 Cairns to Illinois

What is the cheapest time of day to fly from CNS to IL?

Find hourly flight availability from Cairns to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 September 2025.

When flying from Cairns to Illinois, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Related info for your journey

Find useful and relevant information for your journey from Cairns to Illinois. 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 from for flights from Cairns to Illinois?

    Located just 4.4 km from the city centre, Cairns (CNS) is the airport most travellers will use when flying to Illinois from Cairns.

  • How long is the flight from Cairns to Illinois?

    For as low as $1,844, Cathay Pacific can have you in Illinois from Cairns in 23h 41m. Airlines will cover a distance of 14225 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Cairns to Illinois 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

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Fly with Cheapflights

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Cairns to Illinois. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Cairns to Illinois for you. Better yet — we are completely free to use.

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

Certainly. Search results for flights to Illinois from Cairns shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Illinois from Cairns today and book when prices fit your budget.

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