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Cheap flights from Denver to Perth from $941

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 12/5. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — PER
9 Jan — 16 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Denver to Perth

Enter your travel dates to find the best prices.

Cheapest flights from Denver to Perth
Explore the most affordable flight options available from Denver to Perth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 December 2025.

Sun 28/1220:11DEN - PER
2 stops34h 24mQantas Airways
Sat 10/115:20PER - DEN
2 stops35h 58mQantas Airways
Deal found 9/12$3,739
Sun 28/1209:40DEN - PER
3 stops40h 05mAir New Zealand
Mon 12/122:45PER - DEN
2 stops35h 52mAir New Zealand
Deal found 9/12$4,070
Sun 28/1209:40DEN - PER
3 stops40h 05mAir New Zealand
Sat 10/115:20PER - DEN
2 stops41h 58mAir New Zealand
Deal found 9/12$4,084
Sun 28/1210:02DEN - PER
3 stops46h 53mSingapore Airlines
Mon 12/106:40PER - DEN
3 stops48h 52mSingapore Airlines
Deal found 9/12$7,098
Sun 28/1211:25DEN - PER
1 stop41h 45mANA
Mon 12/121:55PER - DEN
1 stop29h 15mANA
Deal found 9/12$21,296
Sun 28/1211:25DEN - PER
1 stop41h 45mANA
Sat 10/121:55PER - DEN
1 stop29h 15mANA
Deal found 8/12$21,965

Find flight deals from Denver to Perth

Discover tips and strategies to find the most affordable flight options for your journey from Denver (DEN) to Perth (PER). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 10 December 2025.

Round-trip from

$2,266

One-way from

$941

Popular in

May

Cheapest in

December

Average price

$1,777
27/2-7/3
  • 27/2-7/3
  • 4 total stops
  • 79h 04m total
  • Denver to Perth
Search Deals
12/5
  • 12/5
  • 3 total stops
  • 36h 12m total
  • Denver to Perth
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($300 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($114 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Denver 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 647,157 searches. Data last updated 10 December 2025.
Use the filters below to find and compare flights from Denver to Perth that are best for you.

Fly from

Denver

Fly to

Perth

Route

Depart

Return

Price

DenverPerth

DEN - PER

DENPER

Denver Intl

Fri 27/2

18:00-06:55

2 stops45h 55m

Perth

Sat 7/3

00:25-18:34

2 stops33h 09m

$2,266

DenverPerth

DEN - PER

DENPER

Denver Intl

Sun 15/3

12:49-21:00

2 stops42h 11m

Perth

Sun 12/4

10:30-16:04

2 stops43h 34m

$2,335

DenverPerth

DEN - PER

DENPER

Denver Intl

Thu 22/1

19:23-21:40

2 stops35h 17m

Perth

Thu 29/1

14:45-12:18

2 stops36h 33m

$2,339

DenverPerth

DEN - PER

DENPER

Denver Intl

Fri 23/1

16:30-06:55

2 stops47h 25m

Perth

Thu 29/1

00:25-18:53

2 stops33h 28m

$2,378

DenverPerth

DEN - PER

DENPER

Denver Intl

Mon 6/4

20:04-17:00

2 stops30h 56m

Perth

Wed 15/4

10:30-12:28

2 stops39h 58m

$2,386

DenverPerth

DEN - PER

DENPER

Denver Intl

Mon 6/4

20:04-17:00

2 stops30h 56m

Perth

Fri 17/4

10:30-12:28

2 stops39h 58m

$2,386

DenverPerth

DEN - PER

DENPER

Denver Intl

Tue 7/4

16:42-13:45

2 stops31h 03m

Perth

Thu 16/4

23:45-16:04

2 stops30h 19m

$2,386

DenverPerth

DEN - PER

DENPER

Denver Intl

Sat 11/4

20:19-17:00

2 stops30h 41m

Perth

Fri 17/4

23:45-19:49

2 stops34h 04m

$2,407

DenverPerth

DEN - PER

DENPER

Denver Intl

Thu 9/4

16:42-11:15

2 stops28h 33m

Perth

Wed 15/4

23:55-12:28

2 stops26h 33m

$2,409

DenverPerth

DEN - PER

DENPER

Denver Intl

Tue 7/4

16:42-11:15

2 stops28h 33m

Perth

Wed 15/4

23:55-12:28

2 stops26h 33m

$2,409

Flights are sorted by cheapest return flights first.

Deals found on 9/12

Showing 1-10 of 20 results
1
2

Best time to book a flight from Denver to Perth

Have a flexible travel schedule? Discover the best time to fly to Perth from Denver with our price prediction graph.
Estimated return 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 Denver to Perth

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

Currently, December is the cheapest month in which you can book a flight from Denver to Perth (average of $1,777). Flying from Denver to Perth in May is currently the most expensive (average of $2,760). 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.

Related info for your journey

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

  • How long is the flight from Denver to Perth?

    Qantas Airways can get you from Denver to Perth in just under 42h 11m. Your travel time can differ by up to . There are 16272 km between Denver and Perth.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Denver 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 Denver to Perth?

    Currently, December is the cheapest month in which you can book a flight from Denver to Perth (average of $1,777). Flying from Denver to Perth in May is currently the most expensive (average of $2,760). 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

Travelling to a place near Perth?

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

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How does Cheapflights help users find flights from Denver to Perth?

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Why should you use Cheapflights to find cheap flight tickets from Denver to Perth?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Denver to Perth for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Denver to Perth with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Denver to Perth, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Denver to Perth become cheaper?

Yes, Cheapflights offers price alerts on Denver to Perth flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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