$911 Cheap Flights from Colorado Springs (COS) to Perth (PER)

View $911 flight on Sat, Sep 13, 2025Opens in a new window

Popular airlines from Colorado Springs Airport (COS) to Perth Airport (PER)

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Cheap Flights from Colorado Springs to Perth (COS-PER)

Prices were available within the past 7 days and start at $911 for one-way flights and $1,619 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Mon, Sep 15 - Mon, Sep 22
COS
Colorado Springs
PER
Perth
$1,619 Roundtrip, found 1 day ago
$1,619
Roundtrip
found 1 day ago
Select American Airlines flight, departing Mon, Sep 15 from Colorado Springs to Perth, returning Mon, Sep 22, priced at $1,619 found 1 day ago
American Airlines
Sat, Sep 13 - Mon, Sep 22
COS
Colorado Springs
PER
Perth
$1,662 Roundtrip, found 1 day ago
$1,662
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Sep 13 from Colorado Springs to Perth, returning Mon, Sep 22, priced at $1,662 found 1 day ago
American Airlines
Sat, Sep 13 - Sat, Sep 20
COS
Colorado Springs
PER
Perth
$1,704 Roundtrip, found 1 day ago
$1,704
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Sep 13 from Colorado Springs to Perth, returning Sat, Sep 20, priced at $1,704 found 1 day ago
American Airlines
Sat, Sep 13 - Sat, Sep 20
COS
Colorado Springs
PER
Perth
$1,711 Roundtrip, found 1 day ago
$1,711
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Sep 13 from Colorado Springs to Perth, returning Sat, Sep 20, priced at $1,711 found 1 day ago
American Airlines
Sat, Sep 13 - Sat, Sep 20
COS
Colorado Springs
PER
Perth
$1,719 Roundtrip, found 1 day ago
$1,719
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Sep 13 from Colorado Springs to Perth, returning Sat, Sep 20, priced at $1,719 found 1 day ago
American Airlines
Sat, Sep 13 - Sat, Sep 20
COS
Colorado Springs
PER
Perth
$1,934 Roundtrip, found 1 day ago
$1,934
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, Sep 13 from Colorado Springs to Perth, returning Sat, Sep 20, priced at $1,934 found 1 day ago
United
Sun, Nov 30 - Sun, Dec 14
COS
Colorado Springs
PER
Perth
$1,994 Roundtrip, found 3 days ago
$1,994
Roundtrip
found 3 days ago
Select United flight, departing Sun, Nov 30 from Colorado Springs to Perth, returning Sun, Dec 14, priced at $1,994 found 3 days ago
Air New Zealand
Thu, Dec 4 - Thu, Dec 11
COS
Colorado Springs
PER
Perth
$2,064 Roundtrip, found 3 days ago
$2,064
Roundtrip
found 3 days ago
Select Air New Zealand flight, departing Thu, Dec 4 from Colorado Springs to Perth, returning Thu, Dec 11, priced at $2,064 found 3 days ago
Qantas Airways
Mon, Dec 1 - Fri, Dec 12
COS
Colorado Springs
PER
Perth
$2,190 Roundtrip, found 3 days ago
$2,190
Roundtrip
found 3 days ago
Select Qantas Airways flight, departing Mon, Dec 1 from Colorado Springs to Perth, returning Fri, Dec 12, priced at $2,190 found 3 days ago
Emirates
Sun, Sep 14 - Thu, Sep 18
COS
Colorado Springs
PER
Perth
$3,153 Roundtrip, found 1 day ago
$3,153
Roundtrip
found 1 day ago
Select Emirates flight, departing Sun, Sep 14 from Colorado Springs to Perth, returning Thu, Sep 18, priced at $3,153 found 1 day 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 $1,619
PER
Perth Airport
CheapestClosest
Average driving time to city center14 min
Flights from $1,619
Flights from Colorado Springs (COS) to Perth (PER)
Origin airport
Colorado Springs
Destination airport
Perth
Roundtrip price
$1,619
Distance
10116 mi

Colorado Springs to Perth Flights

The cheapest times to fly from Colorado Springs 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 Colorado Springs to Perth are during the month of September. You can find some of the cheapest flights from Colorado Springs to Perth with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Colorado Springs to Perth

Sunday is one of the best days to book for cheap flights from Colorado Springs 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 Colorado Springs 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 Colorado Springs to Perth in 2025. You can also book with separate airlines for your outbound and return journeys, from $911 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 Colorado Springs 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 Colorado Springs 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.

 

Frequently asked questions

How much does a flight from Colorado Springs Airport (COS) to Perth Airport (PER) cost?
Secure a cheap one-way flight from $911 or cheap return flight from $1,619 from Colorado Springs Airport (COS) to Perth Airport (PER) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Colorado Springs Airport (COS) to Perth Airport (PER)?
September is the cheapest month to fly from COS to PER. Timing your trip outside of the busy season is often the key to finding better deals on flights.
What is the cheapest airline that flies from Colorado Springs Airport (COS) to Perth Airport (PER)?
Use the filter tool on Expedia to compare airlines and find the most affordable carrier that'll fly you from COS to PER. Then, sort your results by "Price (lowest to highest)" to pick up a great deal.
How many flights per day from Colorado Springs Airport (COS) to Perth Airport (PER)?
Nonstop flights from Colorado Springs Airport (COS) to Perth Airport (PER) aren't available daily, so you'll need to take a flight with a layover. Explore your options with our filter tool. Enter your travel details and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from COS to PER?
Friday is usually the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can change depending on a number of factors, including the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Colorado Springs Airport (COS) to Perth Airport (PER)?
To avoid possible delays on the Colorado Springs Airport (COS) to Perth Airport (PER) route, travel before 3 PM. Later departures have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Colorado Springs Airport (COS) to Perth Airport (PER) last-minute?
Last-minute fares from COS to PER are usually more expensive. For the best rates, start searching for flights well ahead of time. That said, if you can play around with your travel dates, you may score a cheap ticket just before your departure.
Is it cheaper to book a COS to PER flight and hotel package?
Compared with arranging hotels and flights separately, booking a COS to PER flight and hotel package with Expedia could result in significant savings. What's more, having everything in one place will take the stress out of travel planning. Just pick your flights and select from our wide range of hotels, then customize your trip with extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Colorado Springs Airport (COS) to Perth Airport (PER)?
If you booked your COS to PER flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond that time. 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.

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*Available to One Key members.