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Cheap flights from Chicago O'Hare Intl Airport to Perth from $813

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 Perth departing on 25/8. 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 Perth

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
14:00 - 04:20
ORD
-
PER
49h 20m
2 stops
Multiple Airlines Logo
05:35 - 08:35
PER
-
ORD
40h 00m
2 stops
$1,805Multiple Airlines
Thu, 30 Apr - Tue, 12 May
Multiple Airlines Logo
14:00 - 04:20
ORD
-
PER
49h 20m
2 stops
Multiple Airlines Logo
05:35 - 08:35
PER
-
ORD
40h 00m
2 stops
$1,821Multiple Airlines
Thu, 30 Apr - Thu, 7 May
Multiple Airlines Logo
00:30 - 04:45
ORD
-
PER
39h 15m
2 stops
Multiple Airlines Logo
07:00 - 20:45
PER
-
ORD
50h 45m
2 stops
$1,934Multiple Airlines
Sat, 12 Sep - Sun, 20 Sep
Multiple Airlines Logo
19:20 - 17:10
ORD
-
PER
32h 50m
2 stops
Multiple Airlines Logo
05:35 - 15:05
PER
-
ORD
46h 30m
2 stops
$1,973Multiple Airlines
Sat, 2 May - Sat, 9 May
Multiple Airlines Logo
19:20 - 17:10
ORD
-
PER
32h 50m
2 stops
Multiple Airlines Logo
05:35 - 15:05
PER
-
ORD
46h 30m
2 stops
$1,998Multiple Airlines
Sat, 2 May - Sat, 9 May
Multiple Airlines Logo
19:20 - 17:10
ORD
-
PER
32h 50m
2 stops
Multiple Airlines Logo
05:35 - 15:05
PER
-
ORD
46h 30m
2 stops
$2,021Multiple Airlines
Sun, 3 May - Sun, 10 May
Air New Zealand Logo
22:45 - 22:15
ORD
-
PER
58h 30m
2 stops
Air New Zealand Logo
19:50 - 23:28
PER
-
ORD
40h 38m
2 stops
$2,232Air New Zealand
Mon, 27 Apr - Mon, 11 May
Air Canada Logo
15:40 - 17:00
ORD
-
PER
36h 20m
2 stops
Air Canada Logo
22:40 - 14:48
PER
-
ORD
29h 08m
2 stops
$2,336Air Canada
Sun, 13 Sep - Sun, 20 Sep
Air Canada Logo
15:40 - 15:45
ORD
-
PER
35h 05m
2 stops
Air Canada Logo
22:40 - 14:41
PER
-
ORD
29h 01m
2 stops
$2,338Air Canada
Tue, 19 May - Tue, 14 Jul
Air Canada Logo
12:59 - 15:45
ORD
-
PER
37h 46m
3 stops
Air Canada Logo
22:40 - 14:48
PER
-
ORD
29h 08m
2 stops
$2,347Air Canada
Sun, 13 Sep - Sun, 20 Sep

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

Our best Air New Zealand deals on Chicago O'Hare Intl Airport to Perth flight tickets
Air New Zealand
27 Apr
ORD22:45Chicago O'Hare Intl
58h 30m
2 stops
PER22:15Perth
11 May
PER19:50Perth
40h 38m
2 stops
ORD23:28Chicago O'Hare Intl
$2,232
Air New Zealand
24 Mar
ORD14:35Chicago O'Hare Intl
37h 15m
2 stops
PER16:50Perth
26 Mar
PER23:55Perth
42h 23m
2 stops
ORD05:18Chicago O'Hare Intl
$3,632

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

Our best Qantas Airways deals on Chicago O'Hare Intl Airport to Perth flight tickets
Qantas Airways
30 June
ORD18:59Chicago O'Hare Intl
29h 36m
2 stops
PER13:35Perth
30 July
PER10:30Perth
26h 28m
2 stops
ORD23:58Chicago O'Hare Intl
$2,616
Qantas Airways
30 June
ORD18:59Chicago O'Hare Intl
29h 36m
2 stops
PER13:35Perth
30 July
PER10:30Perth
26h 28m
2 stops
ORD23:58Chicago O'Hare Intl
$2,683
Qantas Airways
30 June
ORD18:59Chicago O'Hare Intl
29h 36m
2 stops
PER13:35Perth
30 July
PER10:30Perth
26h 28m
2 stops
ORD23:58Chicago O'Hare Intl
$2,684

momondo Fare Finder

 
Customise your flight search to find flights from Chicago O'Hare Intl Airport to Perth 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 20 March 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Perth that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Thu 30/4

14:00-04:20

2 stops49h 20m

Perth

Tue 12/5

05:35-08:35

2 stops40h 00m

$1,805

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Thu 30/4

14:00-04:20

2 stops49h 20m

Perth

Thu 7/5

05:35-08:35

2 stops40h 00m

$1,821

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Sat 12/9

00:30-04:45

2 stops39h 15m

Perth

Sun 20/9

07:00-20:45

2 stops50h 45m

$1,934

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Sat 2/5

19:20-17:10

2 stops32h 50m

Perth

Sat 9/5

05:35-15:05

2 stops46h 30m

$1,973

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Sat 2/5

19:20-17:10

2 stops32h 50m

Perth

Sat 9/5

05:35-15:05

2 stops46h 30m

$1,998

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Sun 3/5

19:20-17:10

2 stops32h 50m

Perth

Sun 10/5

05:35-15:05

2 stops46h 30m

$2,021

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Mon 27/4

22:45-22:15

2 stops58h 30m

Perth

Mon 11/5

19:50-23:28

2 stops40h 38m

$2,232

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Sun 13/9

15:40-17:00

2 stops36h 20m

Perth

Sun 20/9

22:40-14:48

2 stops29h 08m

$2,336
Fastest return journey

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Tue 19/5

15:40-15:45

2 stops35h 05m

Perth

Tue 14/7

22:40-14:41

2 stops29h 01m

$2,338

ChicagoPerth

ORD - PER

ORDPER

Chicago O'Hare Intl

Sun 13/9

12:59-15:45

3 stops37h 46m

Perth

Sun 20/9

22:40-14:48

2 stops29h 08m

$2,347

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Perth from

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

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 month to fly to Perth?

The month of August is, on average, the cheapest month to fly to Perth from Chicago O'Hare Intl Airport, with most prices found around $1,817. If you’re not able to fly to Perth in August, then September is your next best option. Flight prices from Chicago O'Hare Intl Airport to Perth during September average around $1,886.

Can stopping save me money on Chicago O'Hare Intl Airport to Perth flights?

You could potentially save up to 16% on your flight if you consider stops on a Chicago O'Hare Intl Airport to Perth flight.

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

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago O'Hare Intl Airport to Perth 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 Perth (ORD to PER) flight deals and tips

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

Fastest flight time

27h 58m

Direct flights

None
The fastest flight from Chicago O'Hare Intl Airport to Perth takes 27h 58m
There are no direct flights from Chicago O'Hare Intl Airport to Perth. There are no popular flight routes from Chicago O'Hare Intl Airport to Perth.
Search flight deals

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

    Chicago O'Hare Intl and Perth are 17626.5 km apart from one another. In terms of flight time, this usually takes a little over 27h 58m.

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

    Prices for flights from Chicago O'Hare Intl Airport to Perth Airport refresh daily.

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, 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 Perth Airport.

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

    The necessary travel and health documents for your Perth Airport 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.

Travelling to a place near Perth?

Book flights to Perth if you plan to visit one of these locations
Mandurah
Fremantle
Scarborough
Rottnest Island

Why use momondo?

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

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 Perth from Chicago.

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

Yes. momondo allows you to filter the results for Chicago to Perth flights to just show those with flexible booking policies.

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

Once all potential Chicago to Perth 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 Perth right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Chicago to Perth flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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