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Cheap flights from Portland to Perth from $830

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 1/3. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — PER
11 Feb — 18 Feb1
1 adult
1 adult, Economy, 0 bags

Cheap 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 12 January 2026.

Round-trip from

$1,877

One-way from

$830

Popular in

May

Cheapest in

April

Average price

$2,427
25/2-4/3
  • 25/2-4/3
  • 4 total stops
  • 70h 21m total
  • Portland to Perth
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1/3
  • 1/3
  • 3 total stops
  • 59h 10m total
  • Portland to Perth
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($246 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($102 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Find 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 12 January 2026.

Wed 25/221:19
PDX
-
PER
2 stops34h 36m
Multiple Airlines
Wed 4/313:50
PER
-
PDX
2 stops35h 45m
Multiple Airlines
Deal found 11/1$1,877
Wed 4/215:22
PDX
-
PER
2 stops28h 43m
Multiple Airlines
Wed 11/210:20
PER
-
PDX
2 stops26h 14m
Multiple Airlines
Deal found 10/1$2,078
Wed 11/1114:30
PDX
-
PER
2 stops30h 05m
Multiple Airlines
Wed 25/1117:05
PER
-
PDX
2 stops39h 32m
Multiple Airlines
Deal found 12/1$2,102
Sun 8/317:42
PDX
-
PER
2 stops36h 18m
Qantas Airways
Wed 11/322:45
PER
-
PDX
2 stops32h 56m
Qantas Airways
Deal found 10/1$2,136
Wed 14/117:51
PDX
-
PER
2 stops37h 04m
Cathay Pacific
Sun 1/208:30
PER
-
PDX
2 stops41h 05m
Cathay Pacific
Deal found 11/1$2,143
Tue 10/215:15
PDX
-
PER
2 stops39h 00m
Multiple Airlines
Tue 17/223:10
PER
-
PDX
2 stops31h 30m
Multiple Airlines
Deal found 11/1$2,151
Mon 13/414:37
PDX
-
PER
2 stops29h 38m
Multiple Airlines
Wed 15/423:55
PER
-
PDX
2 stops27h 44m
Multiple Airlines
Deal found 10/1$2,251
Tue 10/221:30
PDX
-
PER
2 stops46h 25m
Qatar Airways
Tue 17/216:35
PER
-
PDX
2 stops46h 06m
Qatar Airways
Deal found 11/1$2,280
Mon 12/116:51
PDX
-
PER
2 stops38h 04m
Cathay Pacific
Sun 1/208:30
PER
-
PDX
2 stops48h 20m
Cathay Pacific
Deal found 11/1$2,288
Tue 10/207:05
PDX
-
PER
2 stops36h 50m
Qatar Airways
Tue 24/222:45
PER
-
PDX
2 stops35h 20m
Qatar Airways
Deal found 9/1$2,293

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 12 January 2026.
Use the filters below to find and compare flights from Portland to Perth that are best for you.

Fly from

Portland

Fly to

Perth

Route

Depart

Return

Price

PortlandPerth

PDX - PER

PDXPER

Portland

Wed 25/2

21:19-23:55

2 stops34h 36m

Perth

Wed 4/3

13:50-09:35

2 stops35h 45m

$1,877

PortlandPerth

PDX - PER

PDXPER

Portland

Wed 4/2

15:22-12:05

2 stops28h 43m

Perth

Wed 11/2

10:20-20:34

2 stops26h 14m

$2,078

PortlandPerth

PDX - PER

PDXPER

Portland

Sun 8/3

17:42-21:00

2 stops36h 18m

Perth

Wed 11/3

22:45-16:41

2 stops32h 56m

$2,136

PortlandPerth

PDX - PER

PDXPER

Portland

Mon 13/4

14:37-11:15

2 stops29h 38m

Perth

Wed 15/4

23:55-12:39

2 stops27h 44m

$2,251

PortlandPerth

PDX - PER

PDXPER

Portland

Tue 10/2

21:30-11:55

2 stops46h 25m

Perth

Tue 17/2

16:35-22:41

2 stops46h 06m

$2,280

PortlandPerth

PDX - PER

PDXPER

Portland

Tue 10/2

07:05-11:55

2 stops36h 50m

Perth

Tue 24/2

22:45-18:05

2 stops35h 20m

$2,293

PortlandPerth

PDX - PER

PDXPER

Portland

Tue 24/3

14:42-11:55

2 stops30h 13m

Perth

Tue 31/3

15:40-22:38

2 stops45h 58m

$2,336

PortlandPerth

PDX - PER

PDXPER

Portland

Wed 18/3

09:00-18:45

2 stops42h 45m

Perth

Mon 30/3

15:40-21:38

2 stops44h 58m

$2,350

PortlandPerth

PDX - PER

PDXPER

Portland

Sun 1/3

21:30-00:40

3 stops59h 10m

$830

PortlandPerth

PDX - PER

PDXPER

Portland

Sat 28/2

21:19-01:15

3 stops59h 56m

$851

Flights are sorted by cheapest return flights first.

Deals found on 10/1

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 fly from Portland to Perth in about 36h 18m. The time it takes to get you to your destination can typically vary by up to . The distance from Portland to Perth is about 14828 km.

  • 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
Mandurah
Fremantle
Rottnest Island

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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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