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Cheap flights from Portland to Perth from $912

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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — PER
29 Mar — 5 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portland to Perth

Enter your travel dates to find the best prices.

Cheapest flights from Portland to Perth
Explore the most affordable flight options available from Portland to Perth. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 February 2026.

Tue 7/409:00
PDX
-
PER
2 stops30h 50m
Multiple Airlines
Mon 20/400:10
PER
-
PDX
2 stops29h 34m
Multiple Airlines
Deal found 24/2$1,677
Wed 14/1021:59
PDX
-
PER
2 stops41h 51m
Multiple Airlines
Mon 26/1000:25
PER
-
PDX
2 stops29h 30m
Multiple Airlines
Deal found 26/2$1,790
Sun 12/409:00
PDX
-
PER
2 stops42h 35m
Multiple Airlines
Sun 19/415:40
PER
-
PDX
2 stops44h 58m
Multiple Airlines
Deal found 25/2$2,010
Sun 8/317:38
PDX
-
PER
2 stops47h 07m
Qantas Airways
Wed 11/322:45
PER
-
PDX
2 stops29h 40m
Qantas Airways
Deal found 23/2$2,019
Tue 21/715:41
PDX
-
PER
2 stops28h 34m
Qantas Airways
Tue 28/710:35
PER
-
PDX
2 stops28h 24m
Qantas Airways
Deal found 23/2$2,168
Tue 7/415:15
PDX
-
PER
2 stops40h 00m
Air New Zealand
Tue 21/423:55
PER
-
PDX
3 stops39h 49m
Air New Zealand
Deal found 24/2$2,178
Sun 12/415:15
PDX
-
PER
3 stops36h 55m
Air New Zealand
Sun 19/422:55
PER
-
PDX
3 stops36h 53m
Air New Zealand
Deal found 25/2$2,206
Sun 8/313:36
PDX
-
PER
2 stops31h 44m
Qatar Airways
Wed 11/322:45
PER
-
PDX
2 stops32h 03m
Qatar Airways
Deal found 26/2$2,256

Find flight deals from Portland to Perth

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) 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 27 February 2026.

Round-trip from

$1,677

One-way from

$912

Popular in

May

Cheapest in

April

Average price

$2,148
7/4-20/4
  • 7/4-20/4
  • 4 total stops
  • 60h 24m total
  • Portland to Perth
Search Deals
9/4
  • 9/4
  • 3 total stops
  • 42h 10m total
  • Portland to Perth
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($241 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($93 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Portland 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 27 February 2026.
Use the filters below to find and compare flights from Portland to Perth that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandPerth

PDX - PER

PDXPER

Portland

Tue 7/4

09:00-06:50

2 stops30h 50m

Perth

Mon 20/4

00:10-14:44

2 stops29h 34m

$1,677

PortlandPerth

PDX - PER

PDXPER

Portland

Sun 12/4

09:00-18:35

2 stops42h 35m

Perth

Sun 19/4

15:40-21:38

2 stops44h 58m

$2,010

PortlandPerth

PDX - PER

PDXPER

Portland

Tue 21/7

15:41-11:15

2 stops28h 34m

Perth

Tue 28/7

10:35-23:59

2 stops28h 24m

$2,168

PortlandPerth

PDX - PER

PDXPER

Portland

Tue 7/4

15:15-22:15

2 stops40h 00m

Perth

Tue 21/4

23:55-00:44

3 stops39h 49m

$2,178

PortlandPerth

PDX - PER

PDXPER

Portland

Sun 12/4

15:15-19:10

3 stops36h 55m

Perth

Sun 19/4

22:55-20:48

3 stops36h 53m

$2,206

PortlandPerth

PDX - PER

PDXPER

Portland

Tue 21/7

05:00-23:55

2 stops27h 55m

Perth

Mon 27/7

01:10-20:50

3 stops34h 40m

$2,671

PortlandPerth

PDX - PER

PDXPER

Portland

Tue 21/7

13:05-01:20

3 stops45h 15m

Perth

Tue 28/7

06:50-11:10

3 stops43h 20m

$5,813

PortlandPerth

PDX - PER

PDXPER

Portland

Mon 10/8

17:34-22:40

2 stops38h 06m

Perth

Thu 20/8

08:20-09:46

2 stops40h 26m

$7,943

PortlandPerth

PDX - PER

PDXPER

Portland

Mon 10/8

13:05-15:25

3 stops59h 20m

Perth

Thu 20/8

06:50-11:10

3 stops43h 20m

$15,374

PortlandPerth

PDX - PER

PDXPER

Portland

Thu 9/4

07:05-16:15

3 stops42h 10m

$912

Flights are sorted by cheapest return flights first.

Deals found on 26/2

Showing 1-10 of 11 resultsSorted by cheapest first
1
2

Best time to book a flight from Portland to Perth

Have a flexible travel schedule? Discover the best time to fly to Perth from Portland 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.

Related info for your journey

Find useful and relevant information for your journey from Portland 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 Portland to Perth?

    Airlines like Qantas Airways and Air New Zealand fly from Portland to Perth in about 28h 34m. The time it takes to get you to your destination can typically vary by up to 11h 26m. The distance from Portland to Perth is about 14828 km. Both multi-stop and direct flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portland 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.

See more FAQs

Travelling to a place near Perth?

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

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

Cheapflights makes it easy to find Portland to Perth flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Perth from Portland.

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

Yes, we can. To see specific flights from Portland to Perth with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights offers price alerts on Portland 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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