$516 Flights from Denver (DENA) to Perth (PER)

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Flight deals from Denver to Perth Airport

Looking for a cheap last-minute deal or the best round-trip flight from Denver to Perth Airport? If you want to travel next month, round-trip fares start from $1,212. Find the lowest prices on one-way and round-trip tickets right here.

Find the cheapest month to fly from Denver to Perth

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Denver to Perth flights are currently cheapest in April.

Denver to Perth: Alternative routes

Compare routes from Denver to Perth below. You may find an airport to fly into that's cheaper, faster, or easier than Perth.

Denver to Perth: Flight information

The things to know before you go.
Cheapest flight found$516
Cheapest month to flyApril

Finding cheap flights from Denver to Perth: Frequently asked questions

The best price we found for a round-trip flight from Denver to Perth is $1,093. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Denver to Perth. But we found flights with one stop from $1,093.
There are no flights flying from Denver to Perth, as of March 2026.
The cheapest month to fly from Denver to Perth is usually April.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Denver to Perth Airport on Tuesday, April 28, 2026.
No airlines currently offer direct flights between Denver and Perth Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Perth but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar, and it looks like the cheapest time to book a flight to Perth is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to Perth is Frontier Airlines.

Flying from Denver to Perth Airport (PER): What you need to know

  • Denver International Airport (DEN) is Denver's main airport. Check out your options for reserving a flight from Denver to Perth Airport (PER) leaving from here.

  • The timezone in Perth is UTC+8, which is 14 hours ahead of Denver. Perth Airport is located in Perth.

  • Arrive at the airport on time so you don't miss your flight from Denver to PER. Be there at least two hours ahead for international flights and an hour early for domestic departures to avoid any last-minute rush.

  • Heading off during a peak time like a public holiday? Expect longer queues at check-in and security. To play it safe, arrive up to four hours before international flights and two hours ahead of domestic departures.

Airports in Denver

Denver International Airport (DEN)

  • You might be able to make your cheap flight from Denver to PER even cheaper with a stopover. Just uncheck 'Direct flights only' during your search to find cities that could split up the flight. London Heathrow Airport (LHR) is an option when taking off from Denver International Airport (DEN).

  • The journey from central Denver to DEN takes around 1 hour 30 minutes on public transport. If you drive, ride-share or grab a cab, you'll cover the 25 miles in 35 minutes or so, depending on traffic conditions.

  • Searching for a convenient place to stay before your flight from Denver to Perth Airport? Consider Baymont by Wyndham Denver International Airport. Catch some z's here before heading to Denver International Airport.

  • Denver International Airport has a solid on-time record, reducing the likelihood of delays. Departures from DEN make it to their destination as scheduled 80.23% of the time.

  • DEN is located at 8500 Pena Boulevard.

About Perth Airport (PER)

Getting from Perth Airport (PER) to central Perth

  • From Perth Airport, central Perth is around 10 miles away. It takes about 20 minutes to get to the city center by car.

  • When traveling on public transport, expect a journey of roughly 30 minutes.

How to find the cheapest flights from Denver to Perth Airport (PER)

  • $516 is currently the best price for a one-way ticket from Denver to Perth Airport. A return flight starts at $1,093. These prices can change based on availability.

  • To find cheap flights from Denver to PER, book ahead. Airlines generally offer lower prices when flights are first released.

  • If you can be flexible with your travel plans, use the 'Whole month' tool. It'll show you the cheapest price across each month when searching for your Denver to Perth Airport ticket.

  • You don't need to check back in every day to find out if prices have dropped when you create a Price Alert. We'll let you know when a better deal is available on plane tickets from Denver to PER.

  • Tailor your trip using filters. Choose your ideal departure and arrival times, total journey duration and airlines. You can also sort the results by 'Best,' 'Fastest' or 'Cheapest' flights from Denver to Perth Airport.

The best time to fly from Denver to Perth Airport (PER)

  • July is the most popular month for flights from Denver to Perth Airport (PER). Visit Perth in February if you'd rather avoid peak season.

  • Book a Denver to PER plane ticket departing in January if you want to explore the city during its warmest month. Expect temperatures in Perth to range from 63ºF to 95ºF.

  • If you want cooler conditions, search for a cheap ticket from Denver to Perth Airport in August when temperatures are between 46ºF and 68ºF.

More about Perth

  • Start your Perth trip off on the right foot by choosing the perfect place to stay. Once you've booked your flight from Denver to Perth Airport, explore our selection of accommodation options including:

  • Cottesloe Beach and Kings Park Observation Tower are just a couple of the top attractions to put on your Perth to-do list. Keep the momentum going by heading to City Beach.

Explore more of Australia

  • Perth has plenty going for it, but there are so many other corners of Australia just waiting to be discovered. Around 100 miles south of Perth, a trip to Bunbury will keep you busy. Start with attractions like Koombana Bay, Dolphin Cove and Leschenault Peninsula Conservation Park.

  • Busselton is another must-experience destination in Australia and is around 120 miles south of Perth. No trip is complete without a visit to Underwater Observatory, Abbey Beach and Busselton Jetty.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.