$891+ 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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — PER
Oct 23 — Oct 301
Round-trip
1 adult, Economy
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Find cheap flights from Portland to Perth with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Portland to Perth
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Cheapest flights from Portland to PerthExplore 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 September 23, 2026.
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 September 23, 2026.
This Justfly.com deal was found by Cheapflights users on 9/18. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/37:15 pm -
2 stops33h 05m
Tue 11/173:15 pm -
2 stops39h 26m
Deal found 9/18![Air Canada logo]()
$1,198
This Air Canada deal was found by Cheapflights users on 9/18. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/27:15 pm -
2 stops28h 45m
Mon 11/93:15 pm -
2 stops43h 16m
Deal found 9/18![Multiple Airlines logo]()
$1,214
This FlightHub deal was found by Cheapflights users on 9/18. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/27:15 pm -
2 stops28h 40m
Tue 11/1712:15 pm -
2 stops37h 11m
Deal found 9/18![Multiple Airlines logo]()
$1,247
This FlightHub deal was found by Cheapflights users on 9/22. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/37:15 pm -
2 stops27h 15m
Tue 11/173:15 pm -
2 stops45h 31m
Deal found 9/22![Multiple Airlines logo]()
$1,261
This Justfly.com deal was found by Cheapflights users on 9/18. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/27:15 pm -
2 stops28h 40m
Wed 11/1810:30 pm -
2 stops26h 56m
Deal found 9/18![Multiple Airlines logo]()
$1,279
This Justfly.com deal was found by Cheapflights users on 9/18. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/47:10 pm -
2 stops27h 20m
Wed 11/1810:30 pm -
2 stops26h 56m
Deal found 9/18![Multiple Airlines logo]()
$1,321
This Air Canada deal was found by Cheapflights users on 9/21. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/57:10 pm -
2 stops31h 20m
Thu 11/1210:30 pm -
2 stops26h 56m
Deal found 9/21![Multiple Airlines logo]()
$1,349
This Qatar Airways deal was found by Cheapflights users on 9/18. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/69:59 pm -
2 stops52h 46m
Mon 11/1610:45 pm -
2 stops32h 28m
Deal found 9/18![Qatar Airways logo]()
$1,462
This Air Canada deal was found by Cheapflights users on 9/18. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/310:00 am -
2 stops42h 20m
Sun 11/1510:30 pm -
2 stops26h 56m
Deal found 9/18![Air Canada logo]()
$1,463
This Air Canada deal was found by Cheapflights users on 9/18. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/17:00 am -
2 stops46h 35m
Sun 11/1510:30 pm -
2 stops26h 56m
Deal found 9/18![Air Canada logo]()
$1,465
This Air Canada deal was found by Cheapflights users on 9/18. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/410:00 am -
2 stops36h 30m
Tue 11/1712:15 pm -
2 stops42h 26m
Deal found 9/18![Air Canada logo]()
$1,468
Best flights from Portland to PerthDiscover carefully curated flight deals from Portland to Perth that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 23, 2026.
Discover carefully curated flight deals from Portland to Perth that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 23, 2026.
This Justfly.com deal was found by Cheapflights users on 9/19. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/37:15 pm -
2 stops33h 05m
Tue 11/173:15 pm -
2 stops39h 26m
Deal found 9/19![Air Canada logo]()
$1,201
This FlightHub deal was found by Cheapflights users on 9/22. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/37:15 pm -
2 stops27h 15m
Tue 11/173:15 pm -
2 stops45h 31m
Deal found 9/22![Multiple Airlines logo]()
$1,261
This Cathay Pacific deal was found by Cheapflights users on 9/18. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/318:30 am -
2 stops31h 25m
Mon 11/168:30 am -
2 stops28h 07m
Deal found 9/18![Cathay Pacific logo]()
$1,624
This Qatar Airways deal was found by Cheapflights users on 9/22. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/48:09 am -
2 stops45h 16m
Mon 10/1210:45 pm -
2 stops38h 11m
Deal found 9/22![Qatar Airways logo]()
$1,690
This Qantas Airways deal was found by Cheapflights users on 9/20. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/22:48 pm -
2 stops37h 42m
Thu 11/52:00 pm -
2 stops26h 01m
Deal found 9/20![Qantas Airways logo]()
$1,844
This Gotogate deal was found by Cheapflights users on 9/21. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/63:30 pm -
3 stops34h 55m
Sun 2/2110:55 pm -
2 stops29h 30m
Deal found 9/21![Air New Zealand logo]()
$1,847
This KLM deal was found by Cheapflights users on 9/18. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/21:20 pm -
3 stops53h 05m
Mon 11/98:40 pm -
3 stops55h 00m
Deal found 9/18![KLM logo]()
$2,972
This BusinessClass deal was found by Cheapflights users on 9/22. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/93:30 pm -
2 stops33h 20m
Thu 4/111:25 pm -
2 stops31h 46m
Deal found 9/22![Air New Zealand logo]()
$2,710
This Expedia deal was found by Cheapflights users on 9/22. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/102:46 pm -
2 stops31h 59m
Thu 3/41:20 am -
3 stops38h 34m
Deal found 9/22![Multiple Airlines logo]()
$3,218
This oojo deal was found by Cheapflights users on 9/19. 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.
Tue 2/95:32 pm -
3 stops49h 43m
Fri 3/52:00 pm -
2 stops25h 54m
Deal found 9/19![Qantas Airways logo]()
$3,351
Last-minute flights from Portland to PerthDiscover last-minute flight deals from Portland to Perth. Data last updated September 23, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Perth. Data last updated September 23, 2026 and is based on user searches.
This Cathay Pacific deal was found by Cheapflights users on 9/21. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/275:55 pm -
2 stops37h 45m
Wed 12/168:30 am -
2 stops44h 57m
Deal found 9/21![Multiple Airlines logo]()
$1,665
This Qatar Airways deal was found by Cheapflights users on 9/22. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/48:09 am -
2 stops45h 16m
Mon 10/1210:45 pm -
2 stops38h 11m
Deal found 9/22![Qatar Airways logo]()
$1,690
This Cathay Pacific deal was found by Cheapflights users on 9/21. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/47:00 am -
2 stops32h 50m
Sun 10/1112:10 am -
2 stops34h 44m
Deal found 9/21![Multiple Airlines logo]()
$1,794
This Malaysia Airlines deal was found by Cheapflights users on 9/22. 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 Malaysia Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/47:30 pm -
2 stops38h 40m
Mon 10/123:50 pm -
3 stops42h 51m
Deal found 9/22![Malaysia Airlines logo]()
$4,399
This KLM deal was found by Cheapflights users on 9/19. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/41:05 pm -
3 stops62h 55m
Mon 10/123:50 pm -
2 stops34h 20m
Deal found 9/19![KLM logo]()
$5,860
This Cathay Pacific deal was found by Cheapflights users on 9/18. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/318:30 am -
2 stops31h 25m
Wed 11/1812:25 am -
2 stops28h 48m
Deal found 9/18![Cathay Pacific logo]()
$1,624
This Qantas Airways deal was found by Cheapflights users on 9/18. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:30 am -
2 stops37h 40m
Sat 11/1412:15 pm -
2 stops51h 46m
Deal found 9/18![Qantas Airways logo]()
$1,651
This Qantas Airways deal was found by Cheapflights users on 9/18. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/316:30 am -
2 stops37h 40m
Fri 11/202:00 pm -
2 stops25h 44m
Deal found 9/18![Qantas Airways logo]()
$1,655
One-way flights from Portland to PerthSearch for one-way flight options from Portland to Perth. Find affordable one-way fares based on user searches. Data last updated September 23, 2026.
Search for one-way flight options from Portland to Perth. Find affordable one-way fares based on user searches. Data last updated September 23, 2026.
This Ovago deal was found by Cheapflights users on 9/18. 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.
Sat 10/310:28 am -
2 stops29h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![Cathay Pacific logo]()
$891
This Philippine Airlines deal was found by Cheapflights users on 9/22. 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 Philippine Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:08 am -
2 stops34h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/22![Multiple Airlines logo]()
$911
This KLM deal was found by Cheapflights users on 9/18. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/31:05 pm -
3 stops54h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/18![KLM logo]()
$2,670
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 September 23, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,198 (Justfly.com) |
One-way from | $891 (Ovago) |
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 7,457,451 searches. Data last updated September 23, 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
Cheapest round-trip
Quickest round-trip
PortlandPerth
PDX Portland - PER Perth
PDXPER
Portland
Sat 10/3
6:08 am-7:15 am
2 stops34h 07m
Perth
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$911
PortlandPerth
PDX Portland - PER Perth
PDXPER
Portland
Tue 11/3
7:15 pm-8:20 pm
2 stops33h 05m
Perth
Tue 11/17
3:15 pm-2:41 pm
2 stops39h 26m
$1,201
PortlandPerth
PDX Portland - PER Perth
PDXPER
Portland
Tue 11/3
7:15 pm-2:30 pm
2 stops27h 15m
Perth
Tue 11/17
3:15 pm-8:46 pm
2 stops45h 31m
$1,261
PortlandPerth
PDX Portland - PER Perth
PDXPER
Portland
Sat 10/31
8:30 am-6:55 am
2 stops31h 25m
Perth
Mon 11/16
8:30 am-8:37 pm
2 stops28h 07m
$1,624
PortlandPerth
PDX Portland - PER Perth
PDXPER
Portland
Sun 10/4
8:09 am-8:25 pm
2 stops45h 16m
Perth
Mon 10/12
10:45 pm-9:56 pm
2 stops38h 11m
$1,690
PortlandPerth
PDX Portland - PER Perth
PDXPER
Portland
Mon 11/2
2:48 pm-8:30 pm
2 stops37h 42m
Perth
Thu 11/5
2:00 pm-12:01 am
2 stops26h 01m
$1,844
PortlandPerth
PDX Portland - PER Perth
PDXPER
Portland
Sat 2/6
3:30 pm-6:25 pm
3 stops34h 55m
Perth
Sun 2/21
10:55 pm-12:25 pm
2 stops29h 30m
$1,847
PortlandPerth
PDX Portland - PER Perth
PDXPER
Portland
Sat 10/3
1:05 pm-10:40 am
3 stops54h 35m
Perth
Wed 12/31
12:00 am-8:00 am
Nonstop0h 00m
$2,670
PortlandPerth
PDX Portland - PER Perth
PDXPER
Portland
Tue 3/9
3:30 pm-4:50 pm
2 stops33h 20m
Perth
Thu 4/1
11:25 pm-4:11 pm
2 stops31h 46m
$2,710
PortlandPerth
PDX Portland - PER Perth
PDXPER
Portland
Mon 11/2
1:20 pm-10:25 am
3 stops53h 05m
Perth
Mon 11/9
8:40 pm-11:40 am
3 stops55h 00m
$2,972
Showing 1-10 of 12 resultsSorted by cheapest first
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 September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Portland-Perth flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Perth flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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.
PDX-PER
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.
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 September 23, 2026.
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.
Boarding
7.7
Comfort
7.4
Entertainment
7.2
Food
7.0
Overall
7.5
Crew
8.1
Reviews
1 / 20
4.0
OkayRobyn,Aug 2026
LAX - SYD
Boarding
7.7
Comfort
7.4
Entertainment
7.2
Food
7.0
Overall
7.5
Crew
8.1
Reviews
1 / 20
4.0
OkayRobyn,Aug 2026
LAX - SYD
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.
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Complete your trip
Complete your trip to Perth by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Portland to Perth by cabin class
Find flights from Portland to Perth, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Portland and Perth flights
Browse other Portland and Perth flight options. Last updated on September 23, 2026.
Other flights from Portland
Browse through other flights departing from Portland. Flights are based on user searches made on Cheapflights and were last updated on September 23, 2026.
Other flights to Perth
Explore flights to Perth departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 23, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 7,457,451 searches. Data last updated September 23, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,431 | Average$1,448 | FlexibilityNo cancel fee | On-time74% |