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Cheap flights from Cairns to Chicago from $2,523

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Cairns to Chicago departing on 4/9. 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 Cairns to Chicago

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
19:10 - 05:59CNS  Cairns-ORD Chicago O'Hare Intl
49h 49m2 stops Sydney Kingsford Smith Los Angeles Los Angeles
Multiple Airlines Logo
11:50 - 04:30ORD  Chicago O'Hare Intl-CNS Cairns
25h 40m1 stop Tokyo Narita
$2,523Multiple Airlines
Fri, 4 Sep - Thu, 10 Sep
Multiple Airlines Logo
12:10 - 14:20CNS  Cairns-ORD Chicago O'Hare Intl
65h 10m2 stops Sydney Kingsford Smith Hong Kong Intl
Multiple Airlines Logo
16:00 - 09:45ORD  Chicago O'Hare Intl-CNS Cairns
50h 45m2 stops Hong Kong Intl Melbourne
$2,885Multiple Airlines
Fri, 4 Sep - Thu, 10 Sep
Qantas Airways Logo
06:50 - 19:42CNS  Cairns-ORD Chicago O'Hare Intl
27h 52m2 stops Sydney Kingsford Smith Dallas/Fort Worth
Qantas Airways Logo
11:49 - 10:35ORD  Chicago O'Hare Intl-CNS Cairns
31h 46m2 stops Los Angeles Los Angeles Brisbane
$3,397Qantas Airways
Fri, 28 Aug - Tue, 1 Sep
Qantas Airways Logo
06:50 - 19:42CNS  Cairns-ORD Chicago O'Hare Intl
27h 52m2 stops Sydney Kingsford Smith Dallas/Fort Worth
Qantas Airways Logo
11:49 - 10:35ORD  Chicago O'Hare Intl-CNS Cairns
31h 46m2 stops Los Angeles Los Angeles Brisbane
$3,402Qantas Airways
Fri, 28 Aug - Tue, 1 Sep
Qantas Airways Logo
06:50 - 19:42CNS  Cairns-ORD Chicago O'Hare Intl
27h 52m2 stops Sydney Kingsford Smith Dallas/Fort Worth
Qantas Airways Logo
11:49 - 10:35ORD  Chicago O'Hare Intl-CNS Cairns
31h 46m2 stops Los Angeles Los Angeles Brisbane
$3,411Qantas Airways
Fri, 28 Aug - Tue, 1 Sep
Virgin Australia Logo
19:15 - 17:05CNS  Cairns-ORD Chicago O'Hare Intl
36h 50m2 stops Sydney Kingsford Smith Los Angeles Los Angeles
Virgin Australia Logo
16:30 - 20:10ORD  Chicago O'Hare Intl-CNS Cairns
36h 40m3 stops San Francisco Melbourne Brisbane
$3,515Virgin Australia
Fri, 4 Sep - Thu, 10 Sep
Virgin Australia Logo
16:55 - 18:35CNS  Cairns-ORD Chicago O'Hare Intl
40h 40m3 stops Brisbane Melbourne San Francisco
Virgin Australia Logo
18:20 - 20:10ORD  Chicago O'Hare Intl-CNS Cairns
34h 50m3 stops San Francisco Melbourne Brisbane
$3,553Virgin Australia
Fri, 4 Sep - Thu, 10 Sep
Multiple Airlines Logo
11:40 - 14:55CNS  Cairns-ORD Chicago O'Hare Intl
42h 15m1 stop Tokyo Narita
Multiple Airlines Logo
11:50 - 04:30ORD  Chicago O'Hare Intl-CNS Cairns
25h 40m1 stop Tokyo Narita
$3,953Multiple Airlines
Fri, 4 Sep - Thu, 10 Sep
Air Canada Logo
19:15 - 14:36CNS  Cairns-ORD Chicago O'Hare Intl
34h 21m2 stops Sydney Kingsford Smith Vancouver Intl
Air Canada Logo
12:59 - 15:55ORD  Chicago O'Hare Intl-CNS Cairns
35h 56m3 stops Toronto Pearson Intl Vancouver Intl Sydney Kingsford Smith
$4,110Air Canada
Fri, 28 Aug - Tue, 1 Sep
Air Canada Logo
19:15 - 14:36CNS  Cairns-ORD Chicago O'Hare Intl
34h 21m2 stops Sydney Kingsford Smith Vancouver Intl
Air Canada Logo
14:15 - 15:55ORD  Chicago O'Hare Intl-CNS Cairns
34h 40m3 stops Toronto Pearson Intl Vancouver Intl Sydney Kingsford Smith
$4,133Air Canada
Fri, 28 Aug - Tue, 1 Sep

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Qantas Airways flights from Cairns to Chicago O'Hare Intl Airport

Our best Qantas Airways deals on Cairns to Chicago O'Hare Intl Airport flight tickets
Qantas Airways
28 Aug
CNS06:50Cairns
27h 52m
2 stops
ORD19:42Chicago O'Hare Intl
1 Sept
ORD11:49Chicago O'Hare Intl
31h 46m
2 stops
CNS10:35Cairns
$3,397
Qantas Airways
28 Aug
CNS06:50Cairns
27h 52m
2 stops
ORD19:42Chicago O'Hare Intl
1 Sept
ORD11:49Chicago O'Hare Intl
31h 46m
2 stops
CNS10:35Cairns
$3,402
Qantas Airways
28 Aug
CNS06:50Cairns
27h 52m
2 stops
ORD19:42Chicago O'Hare Intl
1 Sept
ORD11:49Chicago O'Hare Intl
31h 46m
2 stops
CNS10:35Cairns
$3,411

Virgin Australia flights from Cairns to Chicago O'Hare Intl Airport

Our best Virgin Australia deals on Cairns to Chicago O'Hare Intl Airport flight tickets
Virgin Australia
4 Sept
CNS19:15Cairns
36h 50m
2 stops
ORD17:05Chicago O'Hare Intl
10 Sept
ORD16:30Chicago O'Hare Intl
36h 40m
3 stops
CNS20:10Cairns
$3,515
Virgin Australia
4 Sept
CNS16:55Cairns
40h 40m
3 stops
ORD18:35Chicago O'Hare Intl
10 Sept
ORD18:20Chicago O'Hare Intl
34h 50m
3 stops
CNS20:10Cairns
$3,553

momondo Fare Finder

 
Customise your flight search to find flights from Cairns to Chicago O'Hare Intl Airport 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 78,305 searches. Data last updated 9 August 2026.
Use the filters below to find and compare flights from Cairns to Chicago O'Hare Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CairnsChicago

CNS Cairns - ORD Chicago O'Hare Intl

CNSORD

Cairns

Fri 4/9

19:10-05:59

2 stops49h 49m

Chicago O'Hare Intl

Thu 10/9

11:50-04:30

1 stop25h 40m

$2,523

CairnsChicago

CNS Cairns - ORD Chicago O'Hare Intl

CNSORD

Cairns

Fri 4/9

12:10-14:20

2 stops65h 10m

Chicago O'Hare Intl

Thu 10/9

16:00-09:45

2 stops50h 45m

$2,885
Fastest return journey

CairnsChicago

CNS Cairns - ORD Chicago O'Hare Intl

CNSORD

Cairns

Fri 28/8

06:50-19:42

2 stops27h 52m

Chicago O'Hare Intl

Tue 1/9

11:49-10:35

2 stops31h 46m

$3,397

CairnsChicago

CNS Cairns - ORD Chicago O'Hare Intl

CNSORD

Cairns

Fri 28/8

06:50-19:42

2 stops27h 52m

Chicago O'Hare Intl

Tue 1/9

11:49-10:35

2 stops31h 46m

$3,402

CairnsChicago

CNS Cairns - ORD Chicago O'Hare Intl

CNSORD

Cairns

Fri 28/8

06:50-19:42

2 stops27h 52m

Chicago O'Hare Intl

Tue 1/9

11:49-10:35

2 stops31h 46m

$3,411

CairnsChicago

CNS Cairns - ORD Chicago O'Hare Intl

CNSORD

Cairns

Fri 4/9

19:15-17:05

2 stops36h 50m

Chicago O'Hare Intl

Thu 10/9

16:30-20:10

3 stops36h 40m

$3,515

CairnsChicago

CNS Cairns - ORD Chicago O'Hare Intl

CNSORD

Cairns

Fri 4/9

16:55-18:35

3 stops40h 40m

Chicago O'Hare Intl

Thu 10/9

18:20-20:10

3 stops34h 50m

$3,553

CairnsChicago

CNS Cairns - ORD Chicago O'Hare Intl

CNSORD

Cairns

Fri 4/9

11:40-14:55

1 stop42h 15m

Chicago O'Hare Intl

Thu 10/9

11:50-04:30

1 stop25h 40m

$3,953

CairnsChicago

CNS Cairns - ORD Chicago O'Hare Intl

CNSORD

Cairns

Fri 28/8

19:15-14:36

2 stops34h 21m

Chicago O'Hare Intl

Tue 1/9

12:59-15:55

3 stops35h 56m

$4,110

CairnsChicago

CNS Cairns - ORD Chicago O'Hare Intl

CNSORD

Cairns

Fri 28/8

19:15-14:36

2 stops34h 21m

Chicago O'Hare Intl

Tue 1/9

14:15-15:55

3 stops34h 40m

$4,133

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to Chicago from

How to get the cheapest flight ticket from Cairns to Chicago O'Hare Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Cairns to Chicago O'Hare Intl?

Qatar Airways is the most popular carrier operating from Cairns to Chicago O'Hare Intl

When to book flights from Cairns to Chicago O'Hare Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Cairns to Chicago O'Hare Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Cairns to Chicago O'Hare Intl Airport (CNS to ORD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Cairns to Chicago O'Hare Intl Airport

Fastest flight time

27h 52m

Direct flights

None
The fastest flight from Cairns to Chicago O'Hare Intl Airport takes 27h 52m
There are no direct flights from Cairns to Chicago O'Hare Intl Airport. There are no popular flight routes from Cairns to Chicago O'Hare Intl Airport.
Search flight deals

Frequently asked questions about flying from Cairns to Chicago O'Hare Intl Airport

  • How far is Cairns to Chicago O'Hare Intl by plane?

    A flight from Cairns to Chicago O'Hare Intl will travel around 14225.4 km. By plane, this route typically takes 27h 52m.

  • When did momondo last update prices for flights from Cairns Airport to Chicago O'Hare Intl Airport?

    Prices for flights from Cairns Airport to Chicago O'Hare Intl Airport are updated daily.

  • How old do you have to be to fly from Cairns Airport to Chicago O'Hare Intl Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Cairns Airport to Chicago O'Hare Intl Airport.

  • What documentation or ID do you need to fly to Chicago O'Hare Intl Airport?

    The travel and health documents required for your trip to Chicago O'Hare Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Chicago O'Hare Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Rosemont
Elk Grove Village
Skokie

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Chicago from Cairns.

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

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

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

momondo helps you find the best flight between Cairns and Chicago by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes momondo offers price alerts on flights to Chicago from Cairns. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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