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Cheap flights from Portland to Perth from $914

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Perth departing on 31/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Portland to Perth

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
15:30 - 12:55
PDX
-
PER
30h 25m
2 stops
Multiple Airlines Logo
22:40 - 09:31
PER
-
PDX
25h 51m
2 stops
$1,727Multiple Airlines
Mon, 31 Aug - Sun, 13 Sep
Multiple Airlines Logo
19:45 - 15:00
PDX
-
PER
28h 15m
2 stops
Multiple Airlines Logo
22:40 - 09:31
PER
-
PDX
25h 51m
2 stops
$1,767Multiple Airlines
Sun, 4 Oct - Mon, 12 Oct
Multiple Airlines Logo
15:30 - 21:55
PDX
-
PER
39h 25m
2 stops
Multiple Airlines Logo
22:40 - 09:31
PER
-
PDX
25h 51m
2 stops
$1,874Multiple Airlines
Sun, 4 Oct - Mon, 12 Oct
Multiple Airlines Logo
19:45 - 12:55
PDX
-
PER
26h 10m
2 stops
Multiple Airlines Logo
22:40 - 09:31
PER
-
PDX
25h 51m
2 stops
$1,880Multiple Airlines
Sun, 6 Sep - Tue, 15 Sep
Air Canada Logo
19:45 - 21:40
PDX
-
PER
34h 55m
2 stops
Air Canada Logo
22:40 - 14:46
PER
-
PDX
31h 06m
2 stops
$1,886Air Canada
Mon, 31 Aug - Sun, 13 Sep
Multiple Airlines Logo
19:45 - 16:55
PDX
-
PER
30h 10m
2 stops
Multiple Airlines Logo
22:40 - 09:31
PER
-
PDX
25h 51m
2 stops
$1,906Multiple Airlines
Sun, 4 Oct - Mon, 12 Oct
Air Canada Logo
19:45 - 17:00
PDX
-
PER
30h 15m
2 stops
Air Canada Logo
15:30 - 14:46
PER
-
PDX
38h 16m
2 stops
$1,938Air Canada
Sat, 12 Sep - Sat, 19 Sep
Multiple Airlines Logo
15:33 - 11:15
PDX
-
PER
28h 42m
2 stops
Multiple Airlines Logo
10:30 - 20:36
PER
-
PDX
25h 06m
2 stops
$1,943Multiple Airlines
Thu, 10 Sep - Thu, 17 Sep
Air Canada Logo
19:45 - 17:00
PDX
-
PER
30h 15m
2 stops
Air Canada Logo
15:30 - 14:46
PER
-
PDX
38h 16m
2 stops
$1,946Air Canada
Sat, 12 Sep - Sat, 19 Sep
Air Canada Logo
19:45 - 21:40
PDX
-
PER
34h 55m
2 stops
Air Canada Logo
22:30 - 09:26
PER
-
PDX
26h 56m
2 stops
$2,059Air Canada
Tue, 22 Sep - Thu, 24 Dec

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Air Canada flights from Portland to Perth

Our best Air Canada deals on Portland to Perth flight tickets
Air Canada
31 Aug
PDX19:45Portland
34h 55m
2 stops
PER21:40Perth
13 Sept
PER22:40Perth
31h 06m
2 stops
PDX14:46Portland
$1,886
Air Canada
12 Sept
PDX19:45Portland
30h 15m
2 stops
PER17:00Perth
19 Sept
PER15:30Perth
38h 16m
2 stops
PDX14:46Portland
$1,938
Air Canada
12 Sept
PDX19:45Portland
30h 15m
2 stops
PER17:00Perth
19 Sept
PER15:30Perth
38h 16m
2 stops
PDX14:46Portland
$1,946

United Airlines flights from Portland to Perth

Our best United Airlines deals on Portland to Perth flight tickets
United Airlines
21 Sept
PDX19:15Portland
27h 50m
2 stops
PER14:05Perth
21 Dec
PER07:20Perth
31h 15m
2 stops
PDX22:35Portland
$2,506
United Airlines
21 Sept
PDX19:15Portland
27h 50m
2 stops
PER14:05Perth
14 Dec
PER22:30Perth
29h 55m
2 stops
PDX12:25Portland
$2,508
United Airlines
21 Sept
PDX11:15Portland
35h 50m
2 stops
PER14:05Perth
15 Dec
PER23:45Perth
34h 46m
2 stops
PDX18:31Portland
$2,512

momondo 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, momondo users made 78,305 searches. Data last updated 30 July 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

Price

Cheapest return flight

PortlandPerth

PDX - PER

PDXPER

Portland

Mon 31/8

15:30-12:55

2 stops30h 25m

Perth

Sun 13/9

22:40-09:31

2 stops25h 51m

$1,727

PortlandPerth

PDX - PER

PDXPER

Portland

Sun 4/10

19:45-15:00

2 stops28h 15m

Perth

Mon 12/10

22:40-09:31

2 stops25h 51m

$1,767

PortlandPerth

PDX - PER

PDXPER

Portland

Sun 4/10

15:30-21:55

2 stops39h 25m

Perth

Mon 12/10

22:40-09:31

2 stops25h 51m

$1,874
Fastest return journey

PortlandPerth

PDX - PER

PDXPER

Portland

Sun 6/9

19:45-12:55

2 stops26h 10m

Perth

Tue 15/9

22:40-09:31

2 stops25h 51m

$1,880

PortlandPerth

PDX - PER

PDXPER

Portland

Mon 31/8

19:45-21:40

2 stops34h 55m

Perth

Sun 13/9

22:40-14:46

2 stops31h 06m

$1,886

PortlandPerth

PDX - PER

PDXPER

Portland

Sun 4/10

19:45-16:55

2 stops30h 10m

Perth

Mon 12/10

22:40-09:31

2 stops25h 51m

$1,906

PortlandPerth

PDX - PER

PDXPER

Portland

Sat 12/9

19:45-17:00

2 stops30h 15m

Perth

Sat 19/9

15:30-14:46

2 stops38h 16m

$1,938

PortlandPerth

PDX - PER

PDXPER

Portland

Thu 10/9

15:33-11:15

2 stops28h 42m

Perth

Thu 17/9

10:30-20:36

2 stops25h 06m

$1,943

PortlandPerth

PDX - PER

PDXPER

Portland

Sat 12/9

19:45-17:00

2 stops30h 15m

Perth

Sat 19/9

15:30-14:46

2 stops38h 16m

$1,946

PortlandPerth

PDX - PER

PDXPER

Portland

Tue 22/9

19:45-21:40

2 stops34h 55m

Perth

Thu 24/12

22:30-09:26

2 stops26h 56m

$2,059

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Perth from

How to get the cheapest flight ticket from Portland to Perth

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Portland to Perth?

Qantas Airways is the most popular carrier operating from Portland to Perth

When to book flights from Portland to Perth

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Perth according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Portland to Perth (PDX to PER) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Perth

Fastest flight time

28h 15m

Direct flights

None
The fastest flight from Portland to Perth takes 28h 15m
There are no direct flights from Portland to Perth. There are no popular flight routes from Portland to Perth.
Search flight deals

Frequently asked questions about flying from Portland to Perth

  • How far is Portland to Perth by plane?

    Portland and Perth are 14830.2 km apart from one another. Flights usually cover this in 28h 15m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Portland Airport to Perth Airport?

    Prices for flights from Portland Airport to Perth Airport are updated daily.

  • How old do you have to be to fly from Portland Airport to Perth Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Perth Airport.

  • What documentation or ID do you need to fly to Perth Airport?

    The travel and health documents you'll need for your trip to Perth Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Perth Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Travelling to a place near Perth?

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

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Perth?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Portland to Perth for you.

Can I find flights from Portland to Perth with flexible booking policies on momondo?

momondo does allow users to show only those flights to Perth from Portland which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Portland to Perth?

Once you have performed a search for Portland to Perth flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Portland to Perth right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Perth, momondo offers a useful price alert feature which will track prices for flights to Perth from Portland and alert you when they change.

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