Perth city view from kings park

$737 Cheap Flights from Chicago (ORD) to Perth (PER)

View $737 flight on Mon, Nov 9, 2026Opens in a new window

Popular airlines from Chicago O'Hare Intl. Airport (ORD) to Perth Airport (PER)

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Cheap Flights from Chicago to Perth (ORD-PER)

Prices were available within the past 7 days and start at $737 for one-way flights and $1,376 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Philippine Airlines
Mon, Nov 9 - Mon, Nov 16
ORD
Chicago
PER
Perth
$1,376 Roundtrip, found 6 hours ago
$1,376
Roundtrip
found 6 hours ago
Select Philippine Airlines flight, departing Mon, Nov 9 from Chicago to Perth, returning Mon, Nov 16, priced at $1,376 found 6 hours ago
Philippine Airlines
Mon, Nov 9 - Mon, Nov 23
ORD
Chicago
PER
Perth
$1,594 Roundtrip, found 3 days ago
$1,594
Roundtrip
found 3 days ago
Select Philippine Airlines flight, departing Mon, Nov 9 from Chicago to Perth, returning Mon, Nov 23, priced at $1,594 found 3 days ago
Philippine Airlines
Fri, Nov 13 - Mon, Nov 23
ORD
Chicago
PER
Perth
$1,624 Roundtrip, found 3 days ago
$1,624
Roundtrip
found 3 days ago
Select Philippine Airlines flight, departing Fri, Nov 13 from Chicago to Perth, returning Mon, Nov 23, priced at $1,624 found 3 days ago
Air Canada
Tue, Nov 10 - Mon, Nov 23
ORD
Chicago
PER
Perth
$1,680 Roundtrip, found 2 days ago
$1,680
Roundtrip
found 2 days ago
Select Air Canada flight, departing Tue, Nov 10 from Chicago to Perth, returning Mon, Nov 23, priced at $1,680 found 2 days ago
Air New Zealand
Tue, Sep 1 - Mon, Sep 14
ORD
Chicago
PER
Perth
$1,971 Roundtrip, found 1 hour ago
$1,971
Roundtrip
found 1 hour ago
Select Air New Zealand flight, departing Tue, Sep 1 from Chicago to Perth, returning Mon, Sep 14, priced at $1,971 found 1 hour ago
Qantas Airways
Fri, Aug 28 - Tue, Sep 8
ORD
Chicago
PER
Perth
$1,991 Roundtrip, found 12 hours ago
$1,991
Roundtrip
found 12 hours ago
Select Qantas Airways flight, departing Fri, Aug 28 from Chicago to Perth, returning Tue, Sep 8, priced at $1,991 found 12 hours ago
United
Mon, Apr 12 - Mon, Apr 19
ORD
Chicago
PER
Perth
$1,996 Roundtrip, found 3 days ago
$1,996
Roundtrip
found 3 days ago
Select United flight, departing Mon, Apr 12 from Chicago to Perth, returning Mon, Apr 19, priced at $1,996 found 3 days ago
Lufthansa
Mon, Jun 29 - Mon, Jul 13
ORD
Chicago
PER
Perth
$2,007 Roundtrip, found 4 days ago
$2,007
Roundtrip
found 4 days ago
Select Lufthansa flight, departing Mon, Jun 29 from Chicago to Perth, returning Mon, Jul 13, priced at $2,007 found 4 days ago
Singapore Airlines
Tue, Oct 20 - Sun, Nov 1
ORD
Chicago
PER
Perth
$2,035 Roundtrip, found 1 day ago
$2,035
Roundtrip
found 1 day ago
Select Singapore Airlines flight, departing Tue, Oct 20 from Chicago to Perth, returning Sun, Nov 1, priced at $2,035 found 1 day ago
Qatar Airways
Tue, Sep 1 - Mon, Sep 14
ORD
Chicago
PER
Perth
$2,061 Roundtrip, found 1 hour ago
$2,061
Roundtrip
found 1 hour ago
Select Qatar Airways flight, departing Tue, Sep 1 from Chicago to Perth, returning Mon, Sep 14, priced at $2,061 found 1 hour ago

Alternative airports near Perth

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Perth Airport PER. Cheapest and Closest option available. Average driving time to city center is 14 minutes. Flights from $2,328
PER
Perth Airport
CheapestClosest
Average driving time to city center14 min
Flights from $2,328

What you need to know for your flight from O'Hare Intl. to Perth

Chicago (ORD) to Perth (PER) at a glance

Discover a range of airlines offering flights from Chicago (ORD) to Perth (PER) on this international long-haul route. Compare options from full-service carriers to find the best itinerary that suits your budget and travel schedule as you plan your adventure in Perth’s renowned neighborhoods and attractions. Check out the essential details for booking Chicago to Perth flights and explore flight prices along the way.

  • Fastest flight duration: around 23h 45m in-flight, plus roughly 2h 45m layover with one stop
  • Route distance: roughly 11,000 miles (17,700 km)
  • Flights per week: around 8 departures on average
  • Typical fares (one-way): economy tickets often range from $590–$1515, depending on seasonality and how far ahead you book

Flights from O'Hare International Airport (ORD) to Perth Airport (PER)

Recent traveler bookings reveal the top airlines flying from Chicago to Perth, favored for both multi-stop and one-stop journeys. Popular layover options include Los Angeles International Airport (LAX) with an approximate 2h 45m layover, Kingsford Smith International Airport (SYD) offering around 3h 15m, and Tullamarine Airport (MEL) featuring a 4-hour layover. This variety allows you to tailor your travel plans by balancing cost, overall travel time, and cabin class to discover your ideal itinerary.

  • Cathay Pacific: This full-service airline provides a seamless one-stop experience, with one-way ticket prices generally falling between $770 and $2425. It comprises about 34% of the flights on this route, featuring an in-flight duration of 23 hours and 45 minutes, and a total travel time of approximately 26 hours and 15 minutes, including layover time.
  • Qantas Airways: A full-service carrier that offers multi-stop itineraries, Qantas's one-way fares typically range from $605 to $1315. This airline accounts for around 25% of the departures on this route, with an in-flight time of 24 hours and 45 minutes and a total journey time of about 31 hours and 30 minutes, factoring in layovers.
  • American Airlines: As a full-service airline providing multi-stop services, American Airlines has one-way fares generally ranging from $590 to $690. It makes up roughly 18% of the departures on this route, with an in-flight duration of 24 hours and 45 minutes and a total travel time of about 31 hours and 30 minutes, including layovers.
  • Qatar Airways: This full-service airline offers a range of fares from $910 to $1180 for one-way tickets. Qatar Airways accounts for around 11% of flights on this route, with an in-flight duration of 23 hours and 45 minutes and an overall journey time of approximately 26 hours and 15 minutes, including a layover.

Alternative route from Chicago (ORD) to Perth (PER)

  • Chicago to Rottnest Island (ORD-RTS): The airport serving Rottnest Island (RTS) is located approximately 25 miles from Perth Airport (PER).

How to find the best prices for flights from Chicago (ORD) to Perth (PER)

Getting some of the best deals on flights from Chicago to Perth is all about timing and flexibility. Here are some key tips to help you save:

  1. Best times to book and fly: cheaper fares are typically found when booking 2 to 8 weeks in advance, although most travelers book at least 2 months ahead. Afternoon departures between 12 PM and 6 PM tend to offer lower prices and are the most popular flight times. Additionally, flying on Monday generally provides cheaper rates, while Thursday is the most sought-after travel day.
  2. Set up price alerts: stay updated on price changes by using Expedia's Price Tracker. Receive alerts when fares drop for your selected route.
  3. Bundle and save: bundle your flight and hotel to save on Expedia, or unlock a hotel deal after booking your flight.*
  4. Compare flight options: use Expedia's search tool to compare airlines, routes, direct vs. non-direct flights, and flight times. You can also sort by price to find the most affordable options.
  5. Stay flexible with dates: being open to different travel days can sometimes help you find better prices on flights and hotels.
  6. Think about luggage: nowadays, it's important to check the airline's baggage policies to find the best value. That may be paying for an additional carry-on bag or booking a ticket with checked luggage included. Either way, double-check your allowance before confirming your booking to avoid excess baggage fees at the airport.

*Members only. Savings vary and are not available on all bundles. Select hotels.

Arriving at Perth Airport from O'Hare International Airport

Perth welcomes travelers from Chicago with a range of transport options based on price, convenience, and proximity. Here's how to reach Perth efficiently:

  • Hotel transfer: Transfers offer a convenient way to reach your hotel in Perth, with private rides that can be arranged in advance.
  • Car rental: Renting a car from Perth Airport is a great option if you plan to explore and sightsee beyond the city. Browse cheap car rentals at Perth Airport on Expedia.
  • Taxi/ride-hailing: Taxis and ride-hailing services may be available from designated pickup areas outside the terminal, check locally on arrival.
  • Public transportation: From Perth Airport, key transport links are conveniently located nearby. The Seaport, a seaport, is just about 0.1 miles away on foot, while Bassendean Ashfield Station, a train station, is approximately 3.1 miles from the airport and typically reached by car. Additionally, Barrack Street Jetty Ferry Terminal, a ferry terminal, is around 7.9 miles away by car.

Frequently asked questions

How much does a flight from Chicago, IL (ORD-O'Hare Intl.) to Perth, WA (PER) cost?
You can find cheap one-way flights from $737 and cheap return flights from $1,376 Chicago, IL (ORD-O'Hare Intl.) to Perth, WA (PER) with Expedia. One-way flights generally range between $1082 and $7657, and roundtrip flights usually range from $1954 to $12291. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when Chicago, IL (ORD-O'Hare Intl.) to Perth, WA (PER) ticket fares go up or down.*Typical price ranges based on flights available on Expedia in the last year. Prices include multi-airline options.
What is the cheapest month to fly from Chicago, IL (ORD-O'Hare Intl.) to Perth, WA (PER)?
The cheapest month to fly from ORD to PER is November when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you're able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Chicago, IL (ORD-O'Hare Intl.) to Perth, WA (PER)?
Enter ORD to PER and your travel dates, then apply the 'Nonstop' filter to see only direct flights.
What is the cheapest airline that flies from Chicago, IL (ORD-O'Hare Intl.) to Perth, WA (PER)?
Air Tahiti Nui is one of the cheapest airlines offering connecting flights from Chicago, IL (ORD) to Perth, WA (PER) with a layover in Los Angeles Intl. (LAX), with round-trip tickets starting from around $2,677. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.*Prices based on flights available on Expedia in the last year.
How do I find cheap flights from Chicago, IL (ORD-O'Hare Intl.) to Perth, WA (PER)?
To find a cheap flight from Chicago, IL (ORD-O'Hare Intl.) to Perth, WA (PER), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best time to fly from Chicago, IL (ORD-O'Hare Intl.) to Perth, WA (PER)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
What is the earliest flight from Chicago, IL (ORD-O'Hare Intl.) to Perth, WA (PER)?
Sort flights by "Departure (earliest)" on Expedia to find the earliest flight from ORD to PER. To compare more early flights, use the "Early Morning" and "Morning" filters in your search.
What are the most popular departure times for flights from Chicago, IL (ORD-O'Hare Intl.) to Perth, WA (PER)?
The most popular departure times for flights from O'Hare International Airport (ORD) to Perth (PER) are in the early afternoon, from 12pm to 3pm. About 39% of passengers prefer this time window. Many major carriers, including American Airlines, Qantas, and Cathay Pacific, offer flights during this window. This timing is favored as it allows travelers to start their journey after a relaxed morning.
Can you fly business or first class from Chicago, IL (ORD-O'Hare Intl.) to Perth, WA (PER)?
Business class is available on flights from ORD to PER. Airlines that offer business class service on this route include:

  • Qatar Airways
  • Cathay Pacific
  • All Nippon Airways
  • Emirates
  • Swiss International Air Lines
  • American Airlines
  • United Airlines
  • Air Canada
  • Etihad Airways
  • Aer Lingus

First class is available with Emirates.
How do I earn miles on a Chicago, IL (ORD-O'Hare Intl.) to Perth, WA (PER) flight with Expedia?
It's easy to earn miles on a Chicago, IL (ORD-O'Hare Intl.) to Perth, WA (PER) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
Is it cheaper to buy a plane ticket from Chicago, IL (ORD-O'Hare Intl.) to Perth, WA (PER) at the last minute?
Typically, booking a last minute flight from Chicago, IL (ORD-O'Hare Intl.) to Perth, WA (PER) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Chicago, IL (ORD-O'Hare Intl.) to Perth, WA (PER) flight and hotel package?
Securing a Chicago, IL (ORD-O'Hare Intl.) to Perth, WA (PER) Perth Vacation Packages is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Chicago, IL (ORD-O'Hare Intl.) to Perth, WA (PER)?
If you booked your Chicago, IL (ORD-O'Hare Intl.) to Perth, WA (PER) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
O'Hare Intl.
Destination airport
Perth
Airlines serving
Air Canada, Air New Zealand, All Nippon Airways, American Airlines, Cathay Pacific, Emirates, Etihad Airways, Finnair, Japan Airlines, JetBlue Airways, Lufthansa, Malaysia Airlines, Philippine Airlines, Qantas Airways, Qatar Airways, Singapore Airlines, Swiss International Air Lines, United
Roundtrip price
$1,375
Distance
10954 mi

Book with confidence

Chicago to Perth Flights

The cheapest times to fly from Chicago to Perth

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Chicago to Perth are during the month of November. You can find some of the cheapest flights from Chicago to Perth with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Chicago to Perth

Sunday is one of the best days to book for cheap flights from Chicago to Perth: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Chicago to Perth

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Chicago to Perth in 2026. You can also book with separate airlines for your outbound and return journeys, from $737 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Chicago to Perth flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Chicago to Perth airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Chicago to Perth Flights

*Flight schedules are subject to change.

*Available to One Key members.

 

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