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Cheap flights from Cairns to Chicago from $2,365

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 1/10. 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
06:00 - 13:55CNS  Cairns-ORD Chicago O'Hare Intl
46h 55m2 stops Brisbane Hong Kong Intl
Multiple Airlines Logo
16:15 - 08:30ORD  Chicago O'Hare Intl-CNS Cairns
49h 15m2 stops Hong Kong Intl Brisbane
$2,365Multiple Airlines
Thu, 1 Oct - Thu, 8 Oct
Multiple Airlines Logo
13:55 - 13:55CNS  Cairns-ORD Chicago O'Hare Intl
39h 00m2 stops Brisbane Hong Kong Intl
Multiple Airlines Logo
16:15 - 08:30ORD  Chicago O'Hare Intl-CNS Cairns
49h 15m2 stops Hong Kong Intl Brisbane
$2,420Multiple Airlines
Wed, 30 Sep - Wed, 7 Oct
Multiple Airlines Logo
18:05 - 12:55CNS  Cairns-ORD Chicago O'Hare Intl
58h 50m2 stops Sydney Kingsford Smith Hong Kong Intl
Multiple Airlines Logo
14:35 - 10:55ORD  Chicago O'Hare Intl-CNS Cairns
52h 20m2 stops Hong Kong Intl Melbourne
$2,486Multiple Airlines
Fri, 20 Nov - Thu, 21 Jan
Cathay Pacific Logo
11:40 - 12:55CNS  Cairns-ORD Chicago O'Hare Intl
65h 15m2 stops Melbourne Hong Kong Intl
Cathay Pacific Logo
14:35 - 10:55ORD  Chicago O'Hare Intl-CNS Cairns
52h 20m2 stops Hong Kong Intl Melbourne
$2,722Cathay Pacific
Fri, 29 Jan - Tue, 2 Feb
Cathay Pacific Logo
11:40 - 12:55CNS  Cairns-ORD Chicago O'Hare Intl
65h 15m2 stops Melbourne Hong Kong Intl
Cathay Pacific Logo
14:35 - 10:55ORD  Chicago O'Hare Intl-CNS Cairns
52h 20m2 stops Hong Kong Intl Melbourne
$2,726Cathay Pacific
Fri, 29 Jan - Tue, 2 Feb
Cathay Pacific Logo
13:50 - 12:55CNS  Cairns-ORD Chicago O'Hare Intl
63h 05m2 stops Brisbane Hong Kong Intl
Cathay Pacific Logo
14:35 - 10:55ORD  Chicago O'Hare Intl-CNS Cairns
52h 20m2 stops Hong Kong Intl Melbourne
$2,730Cathay Pacific
Fri, 29 Jan - Tue, 2 Feb
Cathay Pacific Logo
13:50 - 12:55CNS  Cairns-ORD Chicago O'Hare Intl
63h 05m2 stops Brisbane Hong Kong Intl
Cathay Pacific Logo
14:35 - 10:55ORD  Chicago O'Hare Intl-CNS Cairns
52h 20m2 stops Hong Kong Intl Melbourne
$2,734Cathay Pacific
Fri, 29 Jan - Tue, 2 Feb
Multiple Airlines Logo
15:45 - 22:59CNS  Cairns-ORD Chicago O'Hare Intl
46h 14m3 stops Brisbane Los Angeles Los Angeles Orlando
Multiple Airlines Logo
10:26 - 22:25ORD  Chicago O'Hare Intl-CNS Cairns
44h 59m3 stops Atlanta Hartsfield-Jackson Los Angeles Los Angeles Sydney Kingsford Smith
$2,753Multiple Airlines
Thu, 1 Oct - Thu, 8 Oct
Air Canada Logo
17:35 - 19:05CNS  Cairns-ORD Chicago O'Hare Intl
41h 30m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl
Air Canada Logo
15:35 - 14:00ORD  Chicago O'Hare Intl-CNS Cairns
30h 25m2 stops Vancouver Intl Brisbane
$2,798Air Canada
Fri, 20 Nov - Thu, 21 Jan
Multiple Airlines Logo
19:10 - 14:43CNS  Cairns-ORD Chicago O'Hare Intl
34h 33m2 stops Sydney Kingsford Smith Vancouver Intl
Multiple Airlines Logo
14:15 - 17:25ORD  Chicago O'Hare Intl-CNS Cairns
36h 10m3 stops Toronto Pearson Intl Vancouver Intl Sydney Kingsford Smith
$3,131Multiple Airlines
Wed, 30 Sep - Wed, 7 Oct

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Air Canada flights from Cairns to Chicago

Our best Air Canada deals on Cairns to Chicago flight tickets
Air Canada
20 Nov
CNS17:35Cairns
41h 30m
3 stops
ORD19:05Chicago O'Hare Intl
21 Jan
ORD15:35Chicago O'Hare Intl
30h 25m
2 stops
CNS14:00Cairns
$2,798
Air Canada
1 Oct
CNS06:00Cairns
23h 43m
2 stops
ORD14:43Chicago O'Hare Intl
8 Oct
ORD10:43Chicago O'Hare Intl
37h 12m
3 stops
CNS14:55Cairns
$3,203
Air Canada
20 Nov
CNS17:35Cairns
41h 30m
3 stops
ORD19:05Chicago O'Hare Intl
21 Jan
ORD10:05Chicago O'Hare Intl
36h 50m
3 stops
CNS14:55Cairns
$3,364

Cathay Pacific flights from Cairns to Chicago

Our best Cathay Pacific deals on Cairns to Chicago flight tickets
Cathay Pacific
29 Jan
CNS11:40Cairns
65h 15m
2 stops
ORD12:55Chicago O'Hare Intl
2 Feb
ORD14:35Chicago O'Hare Intl
52h 20m
2 stops
CNS10:55Cairns
$2,722
Cathay Pacific
29 Jan
CNS11:40Cairns
65h 15m
2 stops
ORD12:55Chicago O'Hare Intl
2 Feb
ORD14:35Chicago O'Hare Intl
52h 20m
2 stops
CNS10:55Cairns
$2,726
Cathay Pacific
29 Jan
CNS13:50Cairns
63h 05m
2 stops
ORD12:55Chicago O'Hare Intl
2 Feb
ORD14:35Chicago O'Hare Intl
52h 20m
2 stops
CNS10:55Cairns
$2,730

momondo Fare Finder

 
Customise your flight search to find flights from Cairns to Chicago 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 17 August 2026.
Use the filters below to find and compare flights from Cairns to Chicago 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

Thu 1/10

06:00-13:55

2 stops46h 55m

Chicago O'Hare Intl

Thu 8/10

16:15-08:30

2 stops49h 15m

$2,365

CairnsChicago

CNS Cairns - ORD Chicago O'Hare Intl

CNSORD

Cairns

Wed 30/9

13:55-13:55

2 stops39h 00m

Chicago O'Hare Intl

Wed 7/10

16:15-08:30

2 stops49h 15m

$2,420

CairnsChicago

CNS Cairns - ORD Chicago O'Hare Intl

CNSORD

Cairns

Fri 20/11

18:05-12:55

2 stops58h 50m

Chicago O'Hare Intl

Thu 21/1

14:35-10:55

2 stops52h 20m

$2,486

CairnsChicago

CNS Cairns - ORD Chicago O'Hare Intl

CNSORD

Cairns

Fri 29/1

11:40-12:55

2 stops65h 15m

Chicago O'Hare Intl

Tue 2/2

14:35-10:55

2 stops52h 20m

$2,722

CairnsChicago

CNS Cairns - ORD Chicago O'Hare Intl

CNSORD

Cairns

Fri 29/1

11:40-12:55

2 stops65h 15m

Chicago O'Hare Intl

Tue 2/2

14:35-10:55

2 stops52h 20m

$2,726

CairnsChicago

CNS Cairns - ORD Chicago O'Hare Intl

CNSORD

Cairns

Fri 29/1

13:50-12:55

2 stops63h 05m

Chicago O'Hare Intl

Tue 2/2

14:35-10:55

2 stops52h 20m

$2,730

CairnsChicago

CNS Cairns - ORD Chicago O'Hare Intl

CNSORD

Cairns

Fri 29/1

13:50-12:55

2 stops63h 05m

Chicago O'Hare Intl

Tue 2/2

14:35-10:55

2 stops52h 20m

$2,734

CairnsChicago

CNS Cairns - ORD Chicago O'Hare Intl

CNSORD

Cairns

Thu 1/10

15:45-22:59

3 stops46h 14m

Chicago O'Hare Intl

Thu 8/10

10:26-22:25

3 stops44h 59m

$2,753

CairnsChicago

CNS Cairns - ORD Chicago O'Hare Intl

CNSORD

Cairns

Fri 20/11

17:35-19:05

3 stops41h 30m

Chicago O'Hare Intl

Thu 21/1

15:35-14:00

2 stops30h 25m

$2,798
Fastest return journey

CairnsChicago

CNS Cairns - ORD Chicago O'Hare Intl

CNSORD

Cairns

Wed 30/9

19:10-14:43

2 stops34h 33m

Chicago O'Hare Intl

Wed 7/10

14:15-17:25

3 stops36h 10m

$3,131

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

When to book flights from Cairns to Chicago

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

Cheap Cairns to Chicago (CNS to CHI) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Cairns to Chicago

Best price found

$2,365

Fastest flight time

39h 00m

Direct flights

None
The best flight deal from Cairns to Chicago found on momondo in the last 72 hours is $2,365
The fastest flight from Cairns to Chicago takes 39h 00m
There are no direct flights from Cairns to Chicago. There are no popular flight routes from Cairns to Chicago.
Search flight deals

Frequently asked questions about flying from Cairns to Chicago

  • How far is Cairns to Chicago by plane?

    Cairns and Chicago are 14250.2 km apart from one another. Flights usually cover this in 39h 00m, depending on flying conditions and air traffic around both airports.

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

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

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

    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 Cairns Airport to Chicago.

  • What documentation or ID do you need to fly to Chicago?

    The necessary travel and health documents for your Chicago trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Frequently asked questions about flying from Cairns to Chicago

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

    Price Alerts will notify you by email when the price for flights to Chicago from Cairns 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 Cairns to Chicago with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Cairns to Chicago for you.

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

momondo does allow users to show only those flights to Chicago from Cairns which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Cairns to Chicago 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 Cairns to Chicago right now. Can momondo alert me if prices change?

Price alerts on flights to Chicago from Cairns are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to the United States

Fly into one of these airports located in Chicago

Airports listed have a maximum distance of 25.6 km from Chicago
Chicago Midway Airport
Chicago O'Hare Intl Airport