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Cheap flights from Chicago O'Hare Intl Airport to Cairns from $745

This is the cheapest one-way 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 30/5. 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

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

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
21:15 - 15:55
ORD
-
CNS
51h 40m
2 stops
Multiple Airlines Logo
19:10 - 14:45
CNS
-
ORD
34h 35m
2 stops
$2,073Multiple Airlines
Sat, 23 May - Sun, 31 May
Multiple Airlines Logo
20:20 - 15:55
ORD
-
CNS
52h 35m
3 stops
Multiple Airlines Logo
19:10 - 14:45
CNS
-
ORD
34h 35m
2 stops
$2,077Multiple Airlines
Sat, 23 May - Sun, 31 May
Multiple Airlines Logo
20:20 - 15:55
ORD
-
CNS
52h 35m
2 stops
Multiple Airlines Logo
06:00 - 14:45
CNS
-
ORD
23h 45m
2 stops
$2,124Multiple Airlines
Sat, 23 May - Fri, 29 May
Air Canada Logo
20:20 - 15:55
ORD
-
CNS
52h 35m
3 stops
Air Canada Logo
06:00 - 14:45
CNS
-
ORD
23h 45m
2 stops
$2,130Air Canada
Sat, 23 May - Fri, 29 May
Multiple Airlines Logo
07:09 - 13:40
ORD
-
CNS
39h 31m
3 stops
Multiple Airlines Logo
19:10 - 14:45
CNS
-
ORD
34h 35m
2 stops
$2,133Multiple Airlines
Mon, 25 May - Sun, 31 May
Multiple Airlines Logo
16:03 - 11:40
ORD
-
CNS
28h 37m
2 stops
Multiple Airlines Logo
21:10 - 22:04
CNS
-
ORD
39h 54m
2 stops
$2,134Multiple Airlines
Tue, 5 May - Tue, 12 May
Multiple Airlines Logo
15:40 - 11:10
ORD
-
CNS
28h 30m
2 stops
Multiple Airlines Logo
15:45 - 14:45
CNS
-
ORD
38h 00m
2 stops
$2,146Multiple Airlines
Sat, 23 May - Sat, 30 May
Multiple Airlines Logo
19:48 - 16:55
ORD
-
CNS
30h 07m
2 stops
Multiple Airlines Logo
16:35 - 14:41
CNS
-
ORD
37h 06m
2 stops
$2,147Multiple Airlines
Sat, 29 Aug - Wed, 2 Sep
Multiple Airlines Logo
15:40 - 13:40
ORD
-
CNS
31h 00m
2 stops
Multiple Airlines Logo
06:00 - 20:15
CNS
-
ORD
29h 15m
2 stops
$2,174Multiple Airlines
Mon, 4 May - Tue, 19 May
Multiple Airlines Logo
14:15 - 13:40
ORD
-
CNS
32h 25m
3 stops
Multiple Airlines Logo
06:00 - 20:15
CNS
-
ORD
29h 15m
2 stops
$2,186Multiple Airlines
Mon, 4 May - Tue, 19 May

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
23 May
ORD20:20Chicago O'Hare Intl
52h 35m
3 stops
CNS15:55Cairns
29 May
CNS06:00Cairns
23h 45m
2 stops
ORD14:45Chicago O'Hare Intl
$2,130
Air Canada
5 May
ORD13:01Chicago O'Hare Intl
35h 54m
3 stops
CNS15:55Cairns
12 May
CNS06:00Cairns
23h 45m
2 stops
ORD14:45Chicago O'Hare Intl
$2,199
Air Canada
3 Aug
ORD15:40Chicago O'Hare Intl
28h 30m
2 stops
CNS11:10Cairns
10 Aug
CNS19:15Cairns
34h 26m
2 stops
ORD14:41Chicago O'Hare Intl
$2,246

Air New Zealand flights from Chicago O'Hare Intl Airport to Cairns

Our best Air New Zealand deals on Chicago O'Hare Intl Airport to Cairns flight tickets
Air New Zealand
12 Apr
ORD17:15Chicago O'Hare Intl
26h 30m
2 stops
CNS10:45Cairns
25 Apr
CNS17:00Cairns
45h 28m
2 stops
ORD23:28Chicago O'Hare Intl
$2,939
Air New Zealand
25 May
ORD10:30Chicago O'Hare Intl
45h 15m
3 stops
CNS22:45Cairns
31 May
CNS18:55Cairns
45h 20m
3 stops
ORD01:15Chicago O'Hare Intl
$4,942
Air New Zealand
23 May
ORD16:45Chicago O'Hare Intl
33h 10m
3 stops
CNS16:55Cairns
31 May
CNS06:00Cairns
30h 40m
3 stops
ORD21:40Chicago O'Hare Intl
$6,563

momondo Fare Finder

 
Customise 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 78,305 searches. Data last updated 24 March 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 return flight

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sat 23/5

21:15-15:55

2 stops51h 40m

Cairns

Sun 31/5

19:10-14:45

2 stops34h 35m

$2,073

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sat 23/5

20:20-15:55

3 stops52h 35m

Cairns

Sun 31/5

19:10-14:45

2 stops34h 35m

$2,077

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sat 23/5

20:20-15:55

2 stops52h 35m

Cairns

Fri 29/5

06:00-14:45

2 stops23h 45m

$2,124

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sat 23/5

20:20-15:55

3 stops52h 35m

Cairns

Fri 29/5

06:00-14:45

2 stops23h 45m

$2,130

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Mon 25/5

07:09-13:40

3 stops39h 31m

Cairns

Sun 31/5

19:10-14:45

2 stops34h 35m

$2,133

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Tue 5/5

16:03-11:40

2 stops28h 37m

Cairns

Tue 12/5

21:10-22:04

2 stops39h 54m

$2,134

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sat 23/5

15:40-11:10

2 stops28h 30m

Cairns

Sat 30/5

15:45-14:45

2 stops38h 00m

$2,146

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Sat 29/8

19:48-16:55

2 stops30h 07m

Cairns

Wed 2/9

16:35-14:41

2 stops37h 06m

$2,147
Fastest return journey

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Mon 4/5

15:40-13:40

2 stops31h 00m

Cairns

Tue 19/5

06:00-20:15

2 stops29h 15m

$2,174

ChicagoCairns

ORD - CNS

ORDCNS

Chicago O'Hare Intl

Mon 4/5

14:15-13:40

3 stops32h 25m

Cairns

Tue 19/5

06:00-20:15

2 stops29h 15m

$2,186

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 return 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

28h 37m

Direct flights

None
The fastest flight from Chicago O'Hare Intl Airport to Cairns takes 28h 37m
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

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

    The distance between Chicago O'Hare Intl and Cairns is about 14225.4 km. 28h 37m is a normal flight duration for this route.

  • 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 refresh 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 stopovers. 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 required travel and health documents for your Cairns Airport 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 licence and a passport valid for six months after your intended arrival at Cairns Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

    Confirm your travel details to search for the latest offers for flights from Chicago O'Hare Intl Airport to Cairns. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

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

Travelling to a place near Cairns?

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

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Chicago to Cairns. momondo saves you time and could save you money on your trip.

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

Flights from Chicago to Cairns 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 Chicago to Cairns?

Once all potential Chicago to Cairns flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Chicago to Cairns flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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