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Perth

$866+ Cheap flights from Portland (PDX) to Perth (PER)

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 12/29. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — PER
Jan 3 — Jan 101
Sat 1/3
Sat 1/10
1 adult, Economy
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Cheap flight deals from Portland to Perth

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 December 4, 2025.

This Ovago deal was found by Cheapflights users on 12/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/294:26 pmPDX - PER
2 stops62h 29mCathay Pacific
Mon 1/128:30 amPER - PDX
2 stops45h 00mCathay Pacific
Deal found 12/4$1,775
This United Airlines deal was found by Cheapflights users on 12/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/297:30 amPDX - PER
2 stops29h 55mUnited Airlines
Mon 1/1211:55 pmPER - PDX
3 stops35h 01mUnited Airlines
Deal found 12/4$2,305
This CheapOair deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/154:32 pmPDX - PER
2 stops38h 23mMultiple Airlines
Thu 1/812:25 amPER - PDX
3 stops28h 13mMultiple Airlines
Deal found 12/3$2,349
This oojo deal was found by Cheapflights users on 12/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/155:41 amPDX - PER
2 stops40h 34mQantas Airways
Fri 1/95:00 amPER - PDX
2 stops31h 48mQantas Airways
Deal found 12/2$2,574
This oojo deal was found by Cheapflights users on 12/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/157:04 amPDX - PER
2 stops31h 51mCathay Pacific
Fri 1/98:30 amPER - PDX
2 stops28h 04mCathay Pacific
Deal found 12/3$2,647

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 December 4, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$1,166
(oojo)

One-way from

$866
(KAYAK)

Popular in

December

Cheapest in

April

Average price

$2,126
Provider with most accurate pricing for Portland-Perth flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Perth flights.
Search Deals
From Portland to Perth
Search Deals
One-way flight from Portland to Perth
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($63 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($48 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated December 4, 2025.
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 2/25

9:19 pm-11:55 pm

2 stops34h 36m

Perth

Wed 3/11

5:05 pm-1:37 pm

2 stops35h 32m

$1,166

PortlandPerth

PDX - PER

PDXPER

Portland

Tue 1/13

4:51 pm-10:05 am

2 stops25h 14m

Perth

Sat 1/31

11:10 pm-9:15 am

2 stops26h 05m

$1,409

PortlandPerth

PDX - PER

PDXPER

Portland

Sat 2/7

7:00 pm-8:10 pm

2 stops33h 10m

Perth

Tue 2/24

10:55 pm-9:15 am

2 stops26h 20m

$1,424

PortlandPerth

PDX - PER

PDXPER

Portland

Tue 4/28

12:09 pm-9:10 pm

2 stops42h 01m

Perth

Sat 5/2

7:45 am-10:31 pm

2 stops29h 46m

$1,447

PortlandPerth

PDX - PER

PDXPER

Portland

Tue 4/28

7:00 am-10:40 pm

2 stops48h 40m

Perth

Fri 5/1

12:10 am-4:28 pm

2 stops55h 18m

$1,546

PortlandPerth

PDX - PER

PDXPER

Portland

Mon 12/29

4:26 pm-7:45 pm

2 stops35h 19m

$866

PortlandPerth

PDX - PER

PDXPER

Portland

Sun 12/28

4:26 pm-9:00 pm

2 stops36h 34m

$898

PortlandPerth

PDX - PER

PDXPER

Portland

Mon 12/29

10:45 pm-12:25 pm

3 stops45h 40m

$929

PortlandPerth

PDX - PER

PDXPER

Portland

Sun 12/28

5:10 am-3:55 am

3 stops54h 45m

$1,027

PortlandPerth

PDX - PER

PDXPER

Portland

Mon 12/22

5:48 pm-10:55 pm

2 stops37h 07m

$1,121

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Showing 1-10 of 11 results
1
2

Compare providers for flights from Portland to Perth

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Perth in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland-Perth flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Portland-Perth flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Portland-Perth flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Perth flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Perth flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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 Portland to Perth

What is the cheapest time of day to fly from PDX to PER?

Find hourly flight availability from Portland to Perth. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 4, 2025.

When flying from Portland to Perth, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 12% versus a flight in the evening.

Reviews of airlines servicing Perth

Get insights into the airlines that provide service to Perth. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Perth. Reviews last updated December 4, 2025.
Read through reviews of airlines operating flights from Portland to Perth, such as Qantas Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Qantas Airways
7.5
Good
947 reviews

Crew

8.1

Overall

7.5

Comfort

7.5

Food

7.0

Entertainment

7.2

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Carol,Oct 2025

ADL - MEL

Smooth flight, good onboard staff who were very caring when I didn’t feel very well.
Qantas Airways
7.5
Good
947 reviews
Qantas Airways
7.5
Good
947 reviews

Crew

8.1

Overall

7.5

Comfort

7.5

Food

7.0

Entertainment

7.2

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Carol,Oct 2025

ADL - MEL

Smooth flight, good onboard staff who were very caring when I didn’t feel very well.

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.

  • What is the cheapest airline to fly from Portland to Perth round-trip?

    Our cheapest airline available from Portland to Perth is Qantas Airways. Our recent data shows that you can find tickets from as low as $1,448 on this airline. Qantas Airways is currently priced 12% below the average price you’ll pay for this route.

  • 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 vacation 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

Traveling to a place near Perth?

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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Portland to Perth

See prices for flight routes from nearby airports that may be better suited for you.
Eugene to Perth flights

Top airline flying from Portland to Perth

Discover the top airline that operate flights from Portland to Perth. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 4, 2025.
AirlineCheapestAverageFlexibilityOn-time
Qantas AirwaysCheapest$1,448Average$1,448FlexibilityNo cancel feeOn-time74%

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