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Cheap flights from Chicago O'Hare Intl Airport to Cairns from $1,625

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Chicago O'Hare Intl Airport to Cairns departing on 5/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Chicago O'Hare Intl Airport to Cairns

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
3:40 pm - 11:10 am
ORD
-
CNS
28h 30m
2 stops
Multiple Airlines Logo
3:45 pm - 2:45 pm
CNS
-
ORD
38h 00m
2 stops
$1,625Multiple Airlines
Tue, May 26 - Mon, Jun 1
Air Canada Logo
3:40 pm - 11:10 am
ORD
-
CNS
28h 30m
2 stops
Air Canada Logo
6:00 am - 2:48 pm
CNS
-
ORD
23h 48m
2 stops
$1,690Air Canada
Wed, Sep 9 - Wed, Sep 16
American Airlines Logo
5:10 pm - 3:00 pm
ORD
-
CNS
30h 50m
2 stops
American Airlines Logo
3:45 pm - 4:59 am
CNS
-
ORD
28h 14m
2 stops
$1,703American Airlines
Tue, Jul 28 - Fri, Aug 7
Air Canada Logo
10:43 am - 3:55 pm
ORD
-
CNS
38h 12m
3 stops
Air Canada Logo
6:00 am - 2:48 pm
CNS
-
ORD
23h 48m
2 stops
$1,823Air Canada
Wed, Sep 9 - Wed, Sep 16
American Airlines Logo
3:23 pm - 10:35 am
ORD
-
CNS
28h 12m
2 stops
American Airlines Logo
3:45 pm - 7:15 am
CNS
-
ORD
30h 30m
2 stops
$1,854American Airlines
Sun, Jun 7 - Sun, Jun 14
Multiple Airlines Logo
7:44 pm - 4:55 pm
ORD
-
CNS
30h 11m
2 stops
Multiple Airlines Logo
6:00 am - 2:41 pm
CNS
-
ORD
23h 41m
2 stops
$1,884Multiple Airlines
Wed, Jun 24 - Wed, Jul 1
Multiple Airlines Logo
7:08 pm - 12:55 pm
ORD
-
CNS
26h 47m
2 stops
Multiple Airlines Logo
11:20 am - 11:59 pm
CNS
-
ORD
27h 39m
3 stops
$1,967Multiple Airlines
Tue, Jul 28 - Fri, Aug 7
American Airlines Logo
3:23 pm - 12:55 pm
ORD
-
CNS
30h 32m
2 stops
American Airlines Logo
3:45 pm - 5:00 am
CNS
-
ORD
28h 15m
2 stops
$2,008American Airlines
Sun, Jun 21 - Sun, Jun 28
Multiple Airlines Logo
3:40 pm - 11:10 am
ORD
-
CNS
28h 30m
2 stops
Multiple Airlines Logo
7:15 pm - 4:59 pm
CNS
-
ORD
60h 44m
3 stops
$2,034Multiple Airlines
Sun, Jun 7 - Sun, Jun 14
Air Canada Logo
3:40 pm - 11:10 am
ORD
-
CNS
28h 30m
2 stops
Air Canada Logo
7:15 pm - 1:25 pm
CNS
-
ORD
57h 10m
3 stops
$2,039Air Canada
Sun, Jun 7 - Sun, Jun 14

Air Canada flights from Chicago O'Hare Intl Airport to Cairns

Our best Air Canada deals on Chicago O'Hare Intl Airport to Cairns flight tickets
Air Canada
Sep 9
ORD3:40 pmChicago O'Hare Intl
28h 30m
2 stops
CNS11:10 amCairns
Sep 16
CNS6:00 amCairns
23h 48m
2 stops
ORD2:48 pmChicago O'Hare Intl
$1,690
Air Canada
Sep 9
ORD10:43 amChicago O'Hare Intl
38h 12m
3 stops
CNS3:55 pmCairns
Sep 16
CNS6:00 amCairns
23h 48m
2 stops
ORD2:48 pmChicago O'Hare Intl
$1,823
Air Canada
Jun 7
ORD3:40 pmChicago O'Hare Intl
28h 30m
2 stops
CNS11:10 amCairns
Jun 14
CNS7:15 pmCairns
57h 10m
3 stops
ORD1:25 pmChicago O'Hare Intl
$2,039

American Airlines flights from Chicago O'Hare Intl Airport to Cairns

Our best American Airlines deals on Chicago O'Hare Intl Airport to Cairns flight tickets
American Airlines
Jul 28
ORD5:10 pmChicago O'Hare Intl
30h 50m
2 stops
CNS3:00 pmCairns
Aug 7
CNS3:45 pmCairns
28h 14m
2 stops
ORD4:59 amChicago O'Hare Intl
$1,703
American Airlines
Jun 7
ORD3:23 pmChicago O'Hare Intl
28h 12m
2 stops
CNS10:35 amCairns
Jun 14
CNS3:45 pmCairns
30h 30m
2 stops
ORD7:15 amChicago O'Hare Intl
$1,854
American Airlines
Jun 21
ORD3:23 pmChicago O'Hare Intl
30h 32m
2 stops
CNS12:55 pmCairns
Jun 28
CNS3:45 pmCairns
28h 15m
2 stops
ORD5:00 amChicago O'Hare Intl
$2,008

momondo Fare Finder

 
Customize your flight search to find flights from Chicago O'Hare Intl Airport 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, momondo users made 832,500 searches. Data last updated May 11, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Cairns that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Tue 5/26

3:40 pm-11:10 am

2 stops28h 30m

Cairns

Mon 6/1

3:45 pm-2:45 pm

2 stops38h 00m

$1,625
Quickest round-trip

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Wed 9/9

3:40 pm-11:10 am

2 stops28h 30m

Cairns

Wed 9/16

6:00 am-2:48 pm

2 stops23h 48m

$1,690

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Tue 7/28

5:10 pm-3:00 pm

2 stops30h 50m

Cairns

Fri 8/7

3:45 pm-4:59 am

2 stops28h 14m

$1,703

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Wed 9/9

10:43 am-3:55 pm

3 stops38h 12m

Cairns

Wed 9/16

6:00 am-2:48 pm

2 stops23h 48m

$1,823

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sun 6/7

3:23 pm-10:35 am

2 stops28h 12m

Cairns

Sun 6/14

3:45 pm-7:15 am

2 stops30h 30m

$1,854

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Wed 6/24

7:44 pm-4:55 pm

2 stops30h 11m

Cairns

Wed 7/1

6:00 am-2:41 pm

2 stops23h 41m

$1,884

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Tue 7/28

7:08 pm-12:55 pm

2 stops26h 47m

Cairns

Fri 8/7

11:20 am-11:59 pm

3 stops27h 39m

$1,967

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sun 6/21

3:23 pm-12:55 pm

2 stops30h 32m

Cairns

Sun 6/28

3:45 pm-5:00 am

2 stops28h 15m

$2,008

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sun 6/7

3:40 pm-11:10 am

2 stops28h 30m

Cairns

Sun 6/14

7:15 pm-4:59 pm

3 stops60h 44m

$2,034

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sun 6/7

3:40 pm-11:10 am

2 stops28h 30m

Cairns

Sun 6/14

7:15 pm-1:25 pm

3 stops57h 10m

$2,039

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

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

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

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

Fastest flight time

25h 50m

Direct flights

None
The fastest flight from Chicago O'Hare Intl Airport to Cairns takes 25h 50m
There are no direct flights from Chicago O'Hare Intl Airport to Cairns. There are no popular flight routes from Chicago O'Hare Intl Airport to Cairns.
Search flight deals

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

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

    Chicago O'Hare Intl and Cairns are 8839.3 mi apart from one another. Typically, this will take 25h 50m by plane in normal conditions.

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

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

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

    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 Chicago O'Hare Intl Airport to Cairns Airport.

  • What documentation or ID do you need to fly to Cairns Airport?

    The travel and health documents you'll need for your trip to Cairns Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Cairns Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

  • How do I get Price Alerts for flights from Chicago O'Hare Intl Airport to Cairns?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Chicago O'Hare Intl Airport from Cairns. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Chicago O'Hare Intl Airport to Cairns with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Traveling to a place near Cairns?

Book flights to Cairns if you plan to visit one of these locations
Port Douglas
Mission Beach
Palm Cove
Trinity Beach

Why use momondo?

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

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

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

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

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Chicago to Cairns.

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

Price alerts on flights to Cairns from Chicago 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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