Cheap flights from Portland to Perth

Compare Portland to Perth flight deals

Find the cheapest month or even day of the year to fly to Perth

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Find the cheapest month to fly from Portland to Perth

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

Portland to Perth: Alternative routes

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

Portland to Perth: Flight information

The things to know before you go.
Cheapest flight foundP65,930
Cheapest month to flyApril

Finding cheap flights from Portland to Perth: Frequently asked questions

The best price we found for a return flight from Portland to Perth is P65,930. 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 Portland to Perth. But we found flights with one or more stops from P65,930.
As of February 2026, there are no flights flying from Portland to Perth.
The cheapest month to fly from Portland to Perth is usually April.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Portland Airport to Perth Airport on Wednesday, 22 April 2026.
No airlines currently offer direct flights between Portland Airport 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.
Currently, Alaska Airlines offers the cheapest flight tickets to Perth.

Travelling from Portland International Airport (PDX) to Perth Airport (PER): what you need to know

  • The timezone in Perth is UTC+8, which is 15 hours ahead of Portland.

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

  • During popular months like July, it's best to get to the airport even earlier. Plan to arrive two hours before a domestic departure and four hours ahead of an international flight when you travel during peak periods in general.

How to find the cheapest flights from Portland International Airport (PDX) to Perth Airport (PER)

  • The lowest price we've found for a one-way Portland International Airport to Perth Airport flight is P29,189. A round-trip plane ticket is currently P65,930. Depending on the availability when you book, these fares can change.

  • Don't wait until the last minute. You're more likely to get cheap tickets from PDX to PER if you book in advance. Airlines often have some great early bird rates.

  • The 'Whole month' search tool shows you the cheapest flights from Portland International Airport to Perth Airport throughout the month. It's a great way to find a bargain if your travel plans aren't set in stone.

  • Picking up cheap flights from PDX to PER is easy with Price Alerts. All you need to do is create one of these automatic alerts and we'll let you know as soon as fares go down.

  • Secure the ideal flight for you by using the filters. To see the 'Fastest,' 'Best' or 'Cheapest' flights from Portland International Airport to Perth Airport, use the 'Sort by' tool. You can also filter results by arrival and departure times, airline, and number of stops.

Handy information about Portland International Airport (PDX)

  • You'll find PDX at 7000 NE Airport Way.

  • 83.65% of flights departing from Portland International Airport touch down at their destination on time. Given its strong on-time performance, you're unlikely to be delayed when flying out of PDX.

  • Portland International Airport is around 19 kilometres from central Portland. If you're catching a cab, ride-sharing or driving from the centre, it'll take you 20 minutes or so to get there, depending on the traffic.

  • The journey on public transport takes roughly 45 minutes.

  • Need a convenient hotel close to PDX? If you're boarding an early flight from Portland International Airport to Perth Airport, these accommodation options will put you moments from your check-in counter:

Arriving at Perth Airport (PER)

Getting from Perth Airport (PER) to central Perth

  • From Perth Airport, Perth is approximately 16 kilometres away. It takes around 20 minutes to drive to the centre.

  • If you're taking public transport, expect a journey time of roughly 30 minutes.

When to fly to Perth Airport (PER)

  • July is the busiest month for flights from Portland International Airport to Perth Airport. To steer clear of the crowds, head to Perth in February.

  • Before locking in your flight from Portland International Airport to Perth Airport, think about the kind of weather you like. January is the warmest month in Perth, with the temperature ranging from 17ºC (63ºF) to 35ºC (95ºF).

  • Search for cheap tickets from PDX to PER in August if you like travelling in cooler conditions. Temperatures are at their lowest around then, ranging between 8ºC (46ºF) and 20ºC (68ºF) on average.

Explore more of Australia

  • You've seen Perth, now it's time to explore more of Australia. Travel about 40 kilometres south to Rockingham to tick off its top attractions. From Penguin Island to The Catalpa Memorial and Point Peron, there's plenty to keep you on the go.

  • Mandurah is another standout destination in Australia and is around 64 kilometres south of Perth. No trip is complete without a visit to Emma Blyth Gallery, Dolphin Quay and Len Howard Conservation Park.

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