HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Perth

$637+ Cheap flights from Colorado to Perth (PER)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/19. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — PER
Dec 17 — Dec 241
Wed 12/17
Wed 12/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Colorado to Perth with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Find flight deals from Colorado to Perth

Cheapest flights from Colorado to Perth
Explore the most affordable flight options available from Colorado to Perth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 17, 2025.

This Travelocity deal was found by Cheapflights users on 11/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/267:05 pmDEN - PER
2 stops39h 00mMultiple Airlines
Tue 3/311:10 pmPER - DEN
2 stops28h 27mMultiple Airlines
Deal found 11/16$1,682
This oojo deal was found by Cheapflights users on 11/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/265:05 pmDEN - PER
2 stops46h 50mCathay Pacific
Mon 3/212:25 amPER - DEN
2 stops35h 03mCathay Pacific
Deal found 11/16$1,861
This Qantas Airways deal was found by Cheapflights users on 11/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/217:17 pmDEN - PER
2 stops28h 13mMultiple Airlines
Sun 12/218:00 amPER - DEN
2 stops26h 42mMultiple Airlines
Deal found 11/15$2,033
This Priceline deal was found by Cheapflights users on 11/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/204:45 pmDEN - PER
2 stops30h 45mMultiple Airlines
Sat 11/229:55 pmPER - DEN
2 stops35h 13mMultiple Airlines
Deal found 11/16$2,052
This oojo deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/214:45 pmDEN - PER
2 stops33h 00mQantas Airways
Sun 12/2111:10 amPER - DEN
2 stops47h 32mQantas Airways
Deal found 11/17$2,087
This oojo deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/288:11 pmDEN - PER
2 stops67h 44mCathay Pacific
Fri 1/912:25 amPER - DEN
2 stops33h 28mCathay Pacific
Deal found 11/17$2,319
This United Airlines deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/285:35 amDEN - PER
2 stops32h 50mUnited Airlines
Sat 1/104:45 pmPER - DEN
2 stops42h 27mUnited Airlines
Deal found 11/17$2,345
This oojo deal was found by Cheapflights users on 11/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/214:45 pmDEN - PER
2 stops47h 10mCathay Pacific
Sat 12/2012:25 amPER - DEN
2 stops31h 39mCathay Pacific
Deal found 11/17$2,395
This KAYAK deal was found by Cheapflights users on 11/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/204:45 pmDEN - PER
2 stops30h 45mQantas Airways
Sat 11/225:20 pmPER - DEN
2 stops40h 23mQantas Airways
Deal found 11/16$2,432
This FlightHub deal was found by Cheapflights users on 11/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/287:48 pmDEN - PER
2 stops54h 02mAir New Zealand
Sat 1/103:20 pmPER - DEN
2 stops36h 03mAir New Zealand
Deal found 11/15$2,462

Cheap flight deals from Colorado to Perth

Keep the following information in mind while searching for Colorado to Perth flight deals. Data was last updated November 17, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,449
(Fareboom)

One-way from

$637
(Kiwi.com)

Popular in

May

Cheapest in

December

Average price

$1,262
Provider with most accurate pricing for Denver Intl-Perth flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Perth flights.
Search Deals
From Colorado to Perth
Search Deals
One-way flight from Colorado to Perth
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($104 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($43 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado 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, Cheapflights users made 2,558,603 searches. Data last updated November 17, 2025.
Use the filters below to find and compare flights from Colorado to Perth that are best for you.

Fly from

Colorado

Fly to

Perth

Route

Depart

Return

Price

DenverPerth

DEN - PER

DENPER

Denver Intl

Wed 3/25

7:50 pm-11:55 pm

2 stops38h 05m

Perth

Wed 4/8

5:10 pm-4:21 pm

2 stops37h 11m

$1,449

DenverPerth

DEN - PER

DENPER

Denver Intl

Sun 3/15

7:05 pm-2:30 pm

2 stops29h 25m

Perth

Sun 4/12

10:40 pm-12:33 pm

2 stops27h 53m

$1,524

DenverPerth

DEN - PER

DENPER

Denver Intl

Sat 4/18

10:38 am-10:40 pm

2 stops46h 02m

Perth

Fri 5/8

12:10 am-9:50 pm

2 stops35h 40m

$1,548

DenverPerth

DEN - PER

DENPER

Denver Intl

Wed 3/25

7:32 am-6:55 am

2 stops33h 23m

Perth

Tue 4/7

12:10 am-12:28 pm

2 stops50h 18m

$1,601

DenverPerth

DEN - PER

DENPER

Denver Intl

Wed 2/4

7:20 am-10:55 pm

2 stops48h 35m

Perth

Tue 2/17

12:25 am-7:33 pm

2 stops34h 08m

$1,601

DenverPerth

DEN - PER

DENPER

Denver Intl

Fri 12/26

7:05 pm-1:05 am

2 stops39h 00m

Perth

Tue 3/3

11:10 pm-12:37 pm

2 stops28h 27m

$1,682

DenverPerth

DEN - PER

DENPER

Denver Intl

Sat 4/18

4:42 pm-5:00 pm

2 stops34h 18m

Perth

Sat 5/9

10:30 am-4:04 pm

2 stops43h 34m

$1,720

DenverPerth

DEN - PER

DENPER

Denver Intl

Sat 1/17

7:23 pm-12:25 pm

2 stops26h 02m

Perth

Sat 1/24

10:55 pm-12:18 pm

2 stops28h 23m

$1,751

DenverPerth

DEN - PER

DENPER

Denver Intl

Sun 3/15

7:35 pm-12:35 pm

3 stops51h 00m

Perth

Sun 4/12

1:45 pm-6:24 pm

2 stops42h 39m

$1,758

DenverPerth

DEN - PER

DENPER

Denver Intl

Mon 1/12

7:05 pm-9:35 pm

2 stops35h 30m

Perth

Mon 1/26

10:30 pm-12:26 pm

2 stops28h 56m

$1,799

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/15

Showing 1-10 of 20 results
1
2

Best time to book a flight from Colorado to Perth

Have a flexible travel schedule? Discover the best time to fly to Perth from Colorado with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Colorado to Perth

What is the cheapest month to book a flight from Colorado to Perth?

Currently, December is the cheapest month in which you can book a flight from Colorado to Perth (average of $1,180). Flying from Colorado to Perth in May is currently the most expensive (average of $1,442). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CO to PER?

Find hourly flight availability from Colorado to Perth. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 17, 2025.

Unlike in the morning, when flights are generally more expensive, you can save up to 62% on flights from Colorado to Perth by exploring options for tickets in the evening.

Related info for your journey

Find useful and relevant information for your journey from Colorado to Perth. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Perth from Colorado?

    Perth (PER) is the airport you will fly into if you book a flight from Colorado to Perth. It is only a 6.3 mi journey from Perth (PER) to Perth’s city center.

  • How long is the flight from Colorado to Perth?

    Singapore Airlines, Air Canada, and Cathay Pacific can get you from Colorado to Perth in just under 29h 25m. Your travel time can differ by up to 16h 37m. The distance between Colorado and Perth is about 10111 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Colorado to Perth that include hotel bookings?

    Yes. In addition to deals on Colorado to Perth flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Colorado to Perth?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Colorado to Perth.

  • Can I find deals for business class flights from Colorado to Perth?

    Yes. Cheapflights offers flight deals from Colorado to Perth by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Colorado to Perth?

    Currently, December is the cheapest month in which you can book a flight from Colorado to Perth (average of $1,180). Flying from Colorado to Perth in May is currently the most expensive (average of $1,442). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Perth?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Colorado to Perth

See prices for flight routes from nearby airports that may be better suited for you.
Hobby to Perth flights
John F Kennedy Intl to Perth flights
Los Angeles to Perth flights
Newark to Perth flights
LaGuardia to Perth flights
Sky Harbor Intl to Perth flights
George Bush Intcntl to Perth flights
Boston to Perth flights
O'Hare Intl to Perth flights
San Francisco to Perth flights
Ontario to Perth flights
Denver to Perth flights
Atlanta to Perth flights
Seattle to Perth flights
Santa Ana to Perth flights
Dallas/Fort Worth to Perth flights
Burbank to Perth flights
Orlando to Perth flights
Dulles Intl to Perth flights
Minneapolis to Perth flights
Miami to Perth flights
Philadelphia to Perth flights
San Diego to Perth flights
Honolulu to Perth flights
Indianapolis to Perth flights
Salt Lake City to Perth flights
Detroit to Perth flights
Reagan-National to Perth flights
Baltimore to Perth flights
Kansas City to Perth flights
Jacksonville to Perth flights
Columbus to Perth flights
Portland to Perth flights
Des Moines to Perth flights
West Palm Beach to Perth flights
Las Vegas to Perth flights
Raleigh to Perth flights
Richmond to Perth flights
Fort Lauderdale to Perth flights
Oakland to Perth flights
Charlotte to Perth flights
San Jose to Perth flights
Tampa to Perth flights
Nashville to Perth flights

Top 2 airlines flying from Colorado to Perth

Discover the top 2 airlines that operate flights from Colorado to Perth. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Air New ZealandCheapest$1,180Average$1,180FlexibilityNo cancel feeOn-time78%
Qantas AirwaysCheapest$1,186Average$1,364FlexibilityNo cancel feeOn-time74%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.