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$1,307+ Cheap flights from Portland (PDX) to Perth (PER)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/7. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — PER
May 17 — May 241
Sat 5/17
Sat 5/24
1 adult, Economy
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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 May 12, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,307
(oojo)

Popular in

May

Cheapest in

November

Average price

$2,055
Provider with most accurate pricing for Portland-Perth flight deals.
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Provider most trusted by Cheapflights users for Portland-Perth flights.
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From Portland to Perth
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Highest demand for flights based on searches. 7% potential increase in price ($141 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($39 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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Find 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 May 12, 2025.

This oojo deal was found by Cheapflights users on 5/11. 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.
Sun 9/71:24 pmPDX - PER
2 stops38h 16mQatar Airways
Mon 9/1510:45 pmPER - PDX
2 stops34h 06mQatar Airways
Deal found 5/11$1,307
This oojo deal was found by Cheapflights users on 5/11. 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.
Sun 9/78:10 pmPDX - PER
2 stops35h 30mCathay Pacific
Sun 9/1412:10 amPER - PDX
2 stops31h 20mCathay Pacific
Deal found 5/11$1,366
This StudentUniverse deal was found by Cheapflights users on 5/12. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/149:50 pmPDX - PER
2 stops39h 35mSingapore Airlines
Wed 11/191:10 amPER - PDX
2 stops25h 45mSingapore Airlines
Deal found 5/12$1,429
This Orbitz deal was found by Cheapflights users on 5/12. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1412:00 pmPDX - PER
2 stops32h 00mMultiple Airlines
Thu 11/2010:45 pmPER - PDX
2 stops41h 08mMultiple Airlines
Deal found 5/12$1,448
This Booking.com deal was found by Cheapflights users on 5/11. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/75:40 pmPDX - PER
3 stops28h 55mAir New Zealand
Mon 9/154:25 pmPER - PDX
3 stops41h 21mAir New Zealand
Deal found 5/11$1,646
This United Airlines deal was found by Cheapflights users on 5/12. 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.
Fri 11/145:45 amPDX - PER
3 stops41h 00mUnited Airlines
Thu 11/2011:45 pmPER - PDX
2 stops36h 20mUnited Airlines
Deal found 5/12$1,845

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 May 12, 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

Sun 9/7

1:24 pm-6:40 pm

2 stops38h 16m

Perth

Mon 9/15

10:45 pm-5:51 pm

2 stops34h 06m

$1,307

PortlandPerth

PDX - PER

PDXPER

Portland

Sun 9/7

8:10 pm-10:40 pm

2 stops35h 30m

Perth

Sun 9/14

12:10 am-4:30 pm

2 stops31h 20m

$1,366

PortlandPerth

PDX - PER

PDXPER

Portland

Sun 9/7

7:21 am-12:30 pm

2 stops38h 09m

Perth

Sun 9/14

1:10 am-9:47 am

2 stops47h 37m

$1,440

PortlandPerth

PDX - PER

PDXPER

Portland

Sun 9/7

5:40 pm-1:35 pm

3 stops28h 55m

Perth

Mon 9/15

4:25 pm-6:46 pm

3 stops41h 21m

$1,646

PortlandPerth

PDX - PER

PDXPER

Portland

Sun 9/7

7:25 pm-11:50 am

1 stop49h 25m

Perth

Tue 9/16

11:55 pm-7:10 pm

2 stops34h 15m

$2,702

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/11

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 May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 stars
AranGrantPrice Accuracy3 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 AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Portland-Perth flight deals on Cheapflights vs. AranGrant >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 AranGrant the most. AranGrant 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 month to book a flight from Portland to Perth?

Currently, February is the cheapest month in which you can book a flight from Portland to Perth (average of $1,447). Flying from Portland to Perth in December is currently the most expensive (average of $2,172). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 May 12, 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 13% versus a flight in the evening.

Rainfall in Perth by month

Plan your trip to Perth by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Perth ranges from 0.0 - 6.7 inches per month. June is typically the wettest month, when rainfall can reach 6.7 in. January is typically the driest time to visit Perth when rainfall is around 0.0 in.

Temperature in Perth by month

Plan your trip to Perth by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Perth, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 53.6 F).

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 May 12, 2025.
Singapore Airlines
8.1
Very good
1,294 reviews

Crew

8.6

Entertainment

8.0

Overall

8.1

Food

7.7

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
Singapore Airlines
8.1
Very good
1,294 reviews
Singapore Airlines
8.1
Very good
1,294 reviews

Crew

8.6

Entertainment

8.0

Overall

8.1

Food

7.7

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
Air New Zealand
8.0
Very good
476 reviews
Singapore Airlines
8.1
Very good
1,294 reviews

Crew

8.6

Entertainment

8.0

Overall

8.1

Food

7.7

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
Cathay Pacific
7.5
Good
863 reviews
Singapore Airlines
8.1
Very good
1,294 reviews

Crew

8.6

Entertainment

8.0

Overall

8.1

Food

7.7

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
Qantas Airways
7.5
Good
836 reviews
Singapore Airlines
8.1
Very good
1,294 reviews

Crew

8.6

Entertainment

8.0

Overall

8.1

Food

7.7

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.
Qatar Airways
7.4
Good
3,570 reviews
Singapore Airlines
8.1
Very good
1,294 reviews

Crew

8.6

Entertainment

8.0

Overall

8.1

Food

7.7

Comfort

7.9

Boarding

8.2

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SEA - SIN

Sin to amd was not good flight. Food was bad. It was like few days old.

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 are the cheapest airlines flying from Portland to Perth round-trip?

    Our cheapest airline available from Portland to Perth is Qatar Airways. Our recent data shows that you can find tickets from as low as $1,307 on this airline. Additional options worth looking into are Cathay Pacific and Singapore Airlines, starting at $1,366 and $1,379 round-trip. Qatar Airways is currently priced 19% 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.

  • What is the cheapest month to book a flight from Portland to Perth?

    Currently, February is the cheapest month in which you can book a flight from Portland to Perth (average of $1,447). Flying from Portland to Perth in December is currently the most expensive (average of $2,172). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Portland?

Book flights to Portland 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 4 airlines flying from Portland to Perth

Discover the top 4 airlines 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 May 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapest$1,286Average$1,360FlexibilityNo cancel feeOn-time68%
Singapore AirlinesCheapest$1,293Average$1,502FlexibilityNo cancel feeOn-time81%
Air CanadaCheapest$1,318Average$1,569FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$1,470Average$1,553FlexibilityNo cancel feeOn-time69%

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