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Cheap flights from Cairns to Chicago from $1,679

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

Enter your travel dates to find the best prices.
Multiple Airlines Logo
4:35 pm - 2:20 pmCNS  Cairns-ORD Chicago O'Hare Intl
60h 45m2 stops Sydney Kingsford Smith Hong Kong Intl
Multiple Airlines Logo
4:00 pm - 4:10 pmORD  Chicago O'Hare Intl-CNS Cairns
33h 10m2 stops Hong Kong Intl Brisbane
$1,679Multiple Airlines
Wed, Sep 9 - Tue, Sep 15
Multiple Airlines Logo
1:55 pm - 1:55 pmCNS  Cairns-ORD Chicago O'Hare Intl
39h 00m2 stops Brisbane Hong Kong Intl
Multiple Airlines Logo
4:15 pm - 8:30 amORD  Chicago O'Hare Intl-CNS Cairns
49h 15m2 stops Hong Kong Intl Brisbane
$1,715Multiple Airlines
Wed, Sep 30 - Wed, Oct 7
Multiple Airlines Logo
6:45 am - 7:31 pmCNS  Cairns-ORD Chicago O'Hare Intl
27h 46m2 stops Sydney Kingsford Smith Dallas/Fort Worth
Multiple Airlines Logo
11:50 am - 4:30 amORD  Chicago O'Hare Intl-CNS Cairns
25h 40m1 stop Tokyo Narita
$1,918Multiple Airlines
Wed, Sep 9 - Tue, Sep 15
Cathay Pacific Logo
11:40 am - 12:55 pmCNS  Cairns-ORD Chicago O'Hare Intl
65h 15m2 stops Melbourne Hong Kong Intl
Cathay Pacific Logo
2:35 pm - 10:55 amORD  Chicago O'Hare Intl-CNS Cairns
52h 20m2 stops Hong Kong Intl Melbourne
$1,929Cathay Pacific
Fri, Jan 29 - Tue, Feb 2
Cathay Pacific Logo
11:40 am - 12:55 pmCNS  Cairns-ORD Chicago O'Hare Intl
65h 15m2 stops Melbourne Hong Kong Intl
Cathay Pacific Logo
2:35 pm - 10:55 amORD  Chicago O'Hare Intl-CNS Cairns
52h 20m2 stops Hong Kong Intl Melbourne
$1,930Cathay Pacific
Fri, Jan 29 - Tue, Feb 2
Cathay Pacific Logo
11:40 am - 12:55 pmCNS  Cairns-ORD Chicago O'Hare Intl
65h 15m2 stops Melbourne Hong Kong Intl
Cathay Pacific Logo
2:35 pm - 10:55 amORD  Chicago O'Hare Intl-CNS Cairns
52h 20m2 stops Hong Kong Intl Melbourne
$1,932Cathay Pacific
Fri, Jan 29 - Tue, Feb 2
Cathay Pacific Logo
1:50 pm - 12:55 pmCNS  Cairns-ORD Chicago O'Hare Intl
63h 05m2 stops Brisbane Hong Kong Intl
Cathay Pacific Logo
2:35 pm - 10:55 amORD  Chicago O'Hare Intl-CNS Cairns
52h 20m2 stops Hong Kong Intl Melbourne
$1,935Cathay Pacific
Fri, Jan 29 - Tue, Feb 2
Cathay Pacific Logo
1:50 pm - 12:55 pmCNS  Cairns-ORD Chicago O'Hare Intl
63h 05m2 stops Brisbane Hong Kong Intl
Cathay Pacific Logo
2:35 pm - 10:55 amORD  Chicago O'Hare Intl-CNS Cairns
52h 20m2 stops Hong Kong Intl Melbourne
$1,938Cathay Pacific
Fri, Jan 29 - Tue, Feb 2
Multiple Airlines Logo
4:35 pm - 7:48 pmCNS  Cairns-ORD Chicago O'Hare Intl
42h 13m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl
Multiple Airlines Logo
3:40 pm - 10:45 pmORD  Chicago O'Hare Intl-CNS Cairns
40h 05m2 stops Vancouver Intl Brisbane
$2,178Multiple Airlines
Wed, Sep 9 - Tue, Sep 15
Multiple Airlines Logo
7:10 pm - 2:43 pmCNS  Cairns-ORD Chicago O'Hare Intl
34h 33m2 stops Sydney Kingsford Smith Vancouver Intl
Multiple Airlines Logo
2:15 pm - 5:25 pmORD  Chicago O'Hare Intl-CNS Cairns
36h 10m3 stops Toronto Pearson Intl Vancouver Intl Sydney Kingsford Smith
$2,219Multiple Airlines
Wed, Sep 30 - Wed, Oct 7

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Cathay Pacific flights from Cairns to Chicago

Our best Cathay Pacific deals on Cairns to Chicago flight tickets
Cathay Pacific
Jan 29
CNS11:40 amCairns
65h 15m
2 stops
ORD12:55 pmChicago O'Hare Intl
Feb 2
ORD2:35 pmChicago O'Hare Intl
52h 20m
2 stops
CNS10:55 amCairns
$1,929
Cathay Pacific
Jan 29
CNS11:40 amCairns
65h 15m
2 stops
ORD12:55 pmChicago O'Hare Intl
Feb 2
ORD2:35 pmChicago O'Hare Intl
52h 20m
2 stops
CNS10:55 amCairns
$1,930
Cathay Pacific
Jan 29
CNS11:40 amCairns
65h 15m
2 stops
ORD12:55 pmChicago O'Hare Intl
Feb 2
ORD2:35 pmChicago O'Hare Intl
52h 20m
2 stops
CNS10:55 amCairns
$1,932

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated August 16, 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 round-trip

CairnsChicago

CNS Cairns - ORD Chicago O'Hare Intl

CNSORD

Cairns

Wed 9/9

4:35 pm-2:20 pm

2 stops60h 45m

Chicago O'Hare Intl

Tue 9/15

4:00 pm-4:10 pm

2 stops33h 10m

$1,679

CairnsChicago

CNS Cairns - ORD Chicago O'Hare Intl

CNSORD

Cairns

Wed 9/30

1:55 pm-1:55 pm

2 stops39h 00m

Chicago O'Hare Intl

Wed 10/7

4:15 pm-8:30 am

2 stops49h 15m

$1,715
Quickest round-trip

CairnsChicago

CNS Cairns - ORD Chicago O'Hare Intl

CNSORD

Cairns

Wed 9/9

6:45 am-7:31 pm

2 stops27h 46m

Chicago O'Hare Intl

Tue 9/15

11:50 am-4:30 am

1 stop25h 40m

$1,918

CairnsChicago

CNS Cairns - ORD Chicago O'Hare Intl

CNSORD

Cairns

Fri 1/29

11:40 am-12:55 pm

2 stops65h 15m

Chicago O'Hare Intl

Tue 2/2

2:35 pm-10:55 am

2 stops52h 20m

$1,929

CairnsChicago

CNS Cairns - ORD Chicago O'Hare Intl

CNSORD

Cairns

Fri 1/29

11:40 am-12:55 pm

2 stops65h 15m

Chicago O'Hare Intl

Tue 2/2

2:35 pm-10:55 am

2 stops52h 20m

$1,930

CairnsChicago

CNS Cairns - ORD Chicago O'Hare Intl

CNSORD

Cairns

Fri 1/29

11:40 am-12:55 pm

2 stops65h 15m

Chicago O'Hare Intl

Tue 2/2

2:35 pm-10:55 am

2 stops52h 20m

$1,932

CairnsChicago

CNS Cairns - ORD Chicago O'Hare Intl

CNSORD

Cairns

Fri 1/29

1:50 pm-12:55 pm

2 stops63h 05m

Chicago O'Hare Intl

Tue 2/2

2:35 pm-10:55 am

2 stops52h 20m

$1,935

CairnsChicago

CNS Cairns - ORD Chicago O'Hare Intl

CNSORD

Cairns

Fri 1/29

1:50 pm-12:55 pm

2 stops63h 05m

Chicago O'Hare Intl

Tue 2/2

2:35 pm-10:55 am

2 stops52h 20m

$1,938

CairnsChicago

CNS Cairns - ORD Chicago O'Hare Intl

CNSORD

Cairns

Wed 9/9

4:35 pm-7:48 pm

3 stops42h 13m

Chicago O'Hare Intl

Tue 9/15

3:40 pm-10:45 pm

2 stops40h 05m

$2,178

CairnsChicago

CNS Cairns - ORD Chicago O'Hare Intl

CNSORD

Cairns

Wed 9/30

7:10 pm-2:43 pm

2 stops34h 33m

Chicago O'Hare Intl

Wed 10/7

2:15 pm-5:25 pm

3 stops36h 10m

$2,219

Flights are sorted by cheapest round-trip 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 round-trip 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

Fastest flight time

63h 05m

Direct flights

None
The fastest flight from Cairns to Chicago takes 63h 05m
There are no direct flights from Cairns to Chicago. There are no popular flight routes from Cairns to Chicago.
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Frequently asked questions about flying from Cairns to Chicago

  • How far is Cairns to Chicago by plane?

    The straight-line distance from Cairns to Chicago is 8854.7 mi. Flights usually cover this in 63h 05m, 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 refresh daily.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Cairns Airport to Chicago.

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

    The required travel and health documents for your Chicago trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Chicago. We recommend that you seek guidance from your airline or a reliable 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?

    Search flight deals from Cairns to Chicago. While viewing offers you’ll have the option to create a Price Alert.

  • How can I save money on flights from Cairns to Chicago with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • 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.

Traveling to a place near Chicago?

Book flights to Chicago if you plan to visit one of these locations
Merrillville
New Buffalo
Hammond
Portage
Benton Harbor
Lansing
Saint Joseph
Valparaiso
Schererville
Munster
Chesterton
Monticello
Porter
Crown Point
Griffith
Saint John

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Cairns to Chicago. Millions of users trust and use momondo every year so you are in good hands.

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

Flights from Cairns to Chicago with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Chicago from Cairns.

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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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 78.5 mi from Chicago
Chicago Midway Airport
Chicago O'Hare Intl Airport
Chicago Greater Rockford Airport