$845+ 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 10/3. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — PER
Sep 11 — Sep 181
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
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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
Cheapest
Best
Last-minute
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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 August 12, 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 August 12, 2026.
This Air Canada deal was found by Cheapflights users on 8/7. 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 8/307:45 pm -
2 stops28h 15m
Mon 9/1410:40 pm -
2 stops31h 06m
Deal found 8/7![Multiple Airlines logo]()
$1,258
This FlightHub deal was found by Cheapflights users on 8/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/155:05 am -
2 stops45h 40m
Mon 12/710:45 pm -
2 stops32h 10m
Deal found 8/11![Qatar Airways logo]()
$1,320
This FlightHub deal was found by Cheapflights users on 8/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1411:53 am -
2 stops38h 52m
Mon 12/710:45 pm -
2 stops32h 10m
Deal found 8/11![Qatar Airways logo]()
$1,360
This Qatar Airways deal was found by Cheapflights users on 8/11. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/128:08 am -
2 stops42h 37m
Mon 12/710:45 pm -
2 stops38h 28m
Deal found 8/11![Qatar Airways logo]()
$1,416
This FlightHub deal was found by Cheapflights users on 8/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/1411:53 am -
2 stops38h 52m
Sat 12/510:45 pm -
2 stops33h 52m
Deal found 8/11![Qatar Airways logo]()
$1,448
This Qatar Airways deal was found by Cheapflights users on 8/11. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:08 am -
2 stops44h 37m
Sat 12/510:45 pm -
2 stops39h 59m
Deal found 8/11![Qatar Airways logo]()
$1,456
This Air Canada deal was found by Cheapflights users on 8/10. 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 10/2110:10 am -
2 stops37h 35m
Sun 10/2510:30 pm -
2 stops25h 56m
Deal found 8/10![Air Canada logo]()
$1,462
This Qatar Airways deal was found by Cheapflights users on 8/11. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/136:08 am -
2 stops44h 37m
Sat 12/510:45 pm -
2 stops33h 52m
Deal found 8/11![Qatar Airways logo]()
$1,496
This Cathay Pacific deal was found by Cheapflights users on 8/11. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/182:50 pm -
2 stops40h 05m
Sun 12/68:30 am -
2 stops52h 01m
Deal found 8/11![Cathay Pacific logo]()
$1,524
This Qatar Airways deal was found by Cheapflights users on 8/11. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:08 am -
2 stops44h 37m
Fri 12/410:45 pm -
2 stops41h 06m
Deal found 8/11![Qatar Airways logo]()
$1,526
This Cathay Pacific deal was found by Cheapflights users on 8/11. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/155:04 pm -
2 stops45h 51m
Tue 12/88:30 am -
2 stops43h 52m
Deal found 8/11![Cathay Pacific logo]()
$1,530
This Cathay Pacific deal was found by Cheapflights users on 8/11. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/47:03 am -
2 stops32h 47m
Sun 10/1112:10 am -
2 stops28h 14m
Deal found 8/11![Multiple Airlines logo]()
$1,535
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 August 12, 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 August 12, 2026.
This Air Canada deal was found by Cheapflights users on 8/7. 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 8/307:45 pm -
2 stops28h 15m
Mon 9/1410:40 pm -
2 stops31h 06m
Deal found 8/7![Multiple Airlines logo]()
$1,258
This Air Canada deal was found by Cheapflights users on 8/8. 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 10/2110:10 am -
2 stops37h 35m
Sun 10/2510:30 pm -
2 stops25h 56m
Deal found 8/8![Air Canada logo]()
$1,462
This CheapOair deal was found by Cheapflights users on 8/9. 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.
Sun 10/49:00 am -
2 stops56h 00m
Mon 10/1210:55 pm -
3 stops34h 36m
Deal found 8/9![Air New Zealand logo]()
$1,855
This FlightHub deal was found by Cheapflights users on 8/8. 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 11/25:00 pm -
2 stops37h 10m
Tue 12/15:00 pm -
2 stops36h 26m
Deal found 8/8![Qantas Airways logo]()
$2,557
This Cathay Pacific deal was found by Cheapflights users on 8/11. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/47:03 am -
2 stops32h 47m
Sun 10/1112:10 am -
2 stops28h 14m
Deal found 8/11![Multiple Airlines logo]()
$1,535
This KLM deal was found by Cheapflights users on 8/9. 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.
Tue 9/11:05 pm -
3 stops62h 45m
Mon 9/78:30 pm -
3 stops53h 40m
Deal found 8/9![KLM logo]()
$3,605
Last-minute flights from Portland to PerthDiscover last-minute flight deals from Portland to Perth. Data last updated August 12, 2026 and is based on user searches.
Discover last-minute flight deals from Portland to Perth. Data last updated August 12, 2026 and is based on user searches.
This Air Canada deal was found by Cheapflights users on 8/7. 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 8/307:45 pm -
2 stops28h 15m
Mon 9/1410:40 pm -
2 stops31h 06m
Deal found 8/7![Multiple Airlines logo]()
$1,258
This KLM deal was found by Cheapflights users on 8/7. 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 8/301:05 pm -
3 stops59h 20m
Mon 9/148:30 pm -
3 stops53h 40m
Deal found 8/7![KLM logo]()
$4,082
This CheapOair deal was found by Cheapflights users on 8/9. 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.
Tue 9/15:55 pm -
2 stops32h 05m
Mon 9/73:40 pm -
2 stops45h 15m
Deal found 8/9![Qantas Airways logo]()
$1,774
This CheapOair deal was found by Cheapflights users on 8/9. 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.
Tue 9/17:15 pm -
2 stops29h 10m
Mon 9/74:25 pm -
3 stops43h 03m
Deal found 8/9![Air New Zealand logo]()
$1,996
This KLM deal was found by Cheapflights users on 8/9. 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.
Tue 9/11:05 pm -
3 stops62h 45m
Mon 9/78:30 pm -
3 stops53h 40m
Deal found 8/9![KLM logo]()
$3,605
This Qatar Airways deal was found by Cheapflights users on 8/11. 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 Qatar Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/108:14 am -
2 stops43h 21m
Wed 9/1610:45 pm -
2 stops36h 05m
Deal found 8/11![Qatar Airways logo]()
$1,416
This Gotogate deal was found by Cheapflights users on 8/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/108:14 am -
2 stops31h 36m
Wed 9/1612:15 pm -
3 stops43h 35m
Deal found 8/11![Multiple Airlines logo]()
$2,232
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 August 12, 2026.
Search for one-way flight options from Portland to Perth. Find affordable one-way fares based on user searches. Data last updated August 12, 2026.
This Cathay Pacific deal was found by Cheapflights users on 8/11. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:18 pm -
2 stops37h 22m
Deal found 8/11![Multiple Airlines logo]()
$845
This oojo deal was found by Cheapflights users on 8/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/256:50 pm -
2 stops25h 30m
Deal found 8/12![Multiple Airlines logo]()
$909
This KAYAK deal was found by Cheapflights users on 8/11. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/256:30 am -
2 stops33h 20m
Deal found 8/11![Cathay Pacific logo]()
$911
This FlightHub deal was found by Cheapflights users on 8/10. 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.
Fri 9/253:33 pm -
2 stops40h 12m
Deal found 8/10![Qantas Airways logo]()
$940
This KLM deal was found by Cheapflights users on 8/10. 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.
Fri 9/251:05 pm -
3 stops45h 15m
Deal found 8/10![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 August 12, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,216 (lol.travel) |
One-way from | $845 (Cathay Pacific) |
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 August 12, 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
Sun 8/30
7:45 pm-3:00 pm
2 stops28h 15m
Perth
Mon 9/14
10:40 pm-2:46 pm
2 stops31h 06m
$1,258
PortlandPerth
PDX Portland - PER Perth
PDXPER
Portland
Wed 10/21
10:10 am-2:45 pm
2 stops37h 35m
Perth
Sun 10/25
10:30 pm-9:26 am
2 stops25h 56m
$1,462
PortlandPerth
PDX Portland - PER Perth
PDXPER
Portland
Sun 10/4
7:03 am-6:50 am
2 stops32h 47m
Perth
Sun 10/11
12:10 am-1:24 pm
2 stops28h 14m
$1,535
PortlandPerth
PDX Portland - PER Perth
PDXPER
Portland
Sun 10/4
9:00 am-8:00 am
2 stops56h 00m
Perth
Mon 10/12
10:55 pm-6:31 pm
3 stops34h 36m
$1,855
PortlandPerth
PDX Portland - PER Perth
PDXPER
Portland
Mon 11/2
5:00 pm-10:10 pm
2 stops37h 10m
Perth
Tue 12/1
5:00 pm-1:26 pm
2 stops36h 26m
$2,557
PortlandPerth
PDX Portland - PER Perth
PDXPER
Portland
Tue 9/1
1:05 pm-6:50 pm
3 stops62h 45m
Perth
Mon 9/7
8:30 pm-11:10 am
3 stops53h 40m
$3,605
Cheapest one-way
Quickest one-way
PortlandPerth
PDX Portland - PER Perth
PDXPER
Portland
Sat 10/3
6:18 pm-10:40 pm
2 stops37h 22m
$845
PortlandPerth
PDX Portland - PER Perth
PDXPER
Portland
Fri 9/25
3:33 pm-10:45 pm
2 stops40h 12m
$940
PortlandPerth
PDX Portland - PER Perth
PDXPER
Portland
Fri 9/25
1:05 pm-1:20 am
3 stops45h 15m
$2,670
Sorted 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 August.
| 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 August 12, 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.
Comfort
7.4
Boarding
7.7
Entertainment
7.2
Overall
7.5
Food
7.0
Crew
8.1
Reviews
1 / 20
4.0
OkayRobyn,Aug 2026
LAX - SYD
Comfort
7.4
Boarding
7.7
Entertainment
7.2
Overall
7.5
Food
7.0
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.
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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 August 12, 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 August 12, 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 August 12, 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 2,558,603 searches. Data last updated August 12, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$1,426 | Average$1,448 | FlexibilityNo cancel fee | On-time74% |