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Cheap flights from Portland to Perth from $1,171

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 25/9. 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
09:28 - 18:35
PDX
-
PER
42h 07m
2 stops
Multiple Airlines Logo
22:45 - 18:55
PER
-
PDX
35h 10m
2 stops
$1,794Multiple Airlines
Sun, 4 Oct - Mon, 12 Oct
Multiple Airlines Logo
12:18 - 18:35
PDX
-
PER
39h 17m
2 stops
Multiple Airlines Logo
22:45 - 17:00
PER
-
PDX
33h 15m
2 stops
$1,795Multiple Airlines
Sun, 4 Oct - Mon, 12 Oct
Multiple Airlines Logo
15:30 - 22:40
PDX
-
PER
40h 10m
2 stops
Multiple Airlines Logo
13:15 - 09:31
PER
-
PDX
35h 16m
2 stops
$2,120Multiple Airlines
Sat, 4 Jul - Sat, 1 Aug
Multiple Airlines Logo
07:19 - 05:10
PDX
-
PER
30h 51m
2 stops
Multiple Airlines Logo
13:45 - 09:25
PER
-
PDX
34h 40m
2 stops
$2,164Multiple Airlines
Tue, 18 Aug - Tue, 25 Aug
Multiple Airlines Logo
07:19 - 05:10
PDX
-
PER
30h 51m
2 stops
Multiple Airlines Logo
01:10 - 20:50
PER
-
PDX
34h 40m
3 stops
$2,181Multiple Airlines
Tue, 18 Aug - Mon, 24 Aug
United Airlines Logo
11:16 - 12:30
PDX
-
PER
34h 14m
2 stops
United Airlines Logo
23:45 - 12:08
PER
-
PDX
27h 23m
2 stops
$2,206United Airlines
Sun, 5 Jul - Sun, 12 Jul
United Airlines Logo
18:46 - 12:30
PDX
-
PER
26h 44m
2 stops
United Airlines Logo
23:45 - 10:20
PER
-
PDX
25h 35m
3 stops
$2,246United Airlines
Sun, 5 Jul - Sun, 12 Jul
Qatar Airways Logo
19:38 - 18:35
PDX
-
PER
55h 57m
2 stops
Qatar Airways Logo
22:45 - 16:55
PER
-
PDX
33h 10m
2 stops
$2,384Qatar Airways
Fri, 10 Jul - Sat, 18 Jul
United Airlines Logo
05:15 - 12:30
PDX
-
PER
40h 15m
3 stops
United Airlines Logo
16:45 - 12:14
PER
-
PDX
34h 29m
2 stops
$2,401United Airlines
Sat, 4 Jul - Sat, 1 Aug
Qantas Airways Logo
07:00 - 12:05
PDX
-
PER
38h 05m
2 stops
Qantas Airways Logo
22:55 - 23:56
PER
-
PDX
40h 01m
2 stops
$2,466Qantas Airways
Sun, 5 Jul - Sun, 12 Jul

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KLM flights from Portland to Perth

Our best KLM deals on Portland to Perth flight tickets
KLM
20 Nov
PDX13:20Portland
61h 20m
3 stops
PER18:40Perth
29 Nov
PER06:50Perth
44h 30m
3 stops
PDX11:20Portland
$3,983
KLM
18 Aug
PDX13:05Portland
45h 15m
3 stops
PER01:20Perth
25 Aug
PER21:00Perth
53h 10m
3 stops
PDX11:10Portland
$4,603
KLM
4 Oct
PDX13:05Portland
45h 15m
3 stops
PER01:20Perth
12 Oct
PER20:30Perth
53h 40m
3 stops
PDX11:10Portland
$4,911

United Airlines flights from Portland to Perth

Our best United Airlines deals on Portland to Perth flight tickets
United Airlines
5 July
PDX11:16Portland
34h 14m
2 stops
PER12:30Perth
12 July
PER23:45Perth
27h 23m
2 stops
PDX12:08Portland
$2,206
United Airlines
5 July
PDX18:46Portland
26h 44m
2 stops
PER12:30Perth
12 July
PER23:45Perth
25h 35m
3 stops
PDX10:20Portland
$2,246
United Airlines
4 July
PDX05:15Portland
40h 15m
3 stops
PER12:30Perth
1 Aug
PER16:45Perth
34h 29m
2 stops
PDX12:14Portland
$2,401

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 9 June 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

Sun 4/10

09:28-18:35

2 stops42h 07m

Perth

Mon 12/10

22:45-18:55

2 stops35h 10m

$1,794

PortlandPerth

PDX - PER

PDXPER

Portland

Sun 4/10

12:18-18:35

2 stops39h 17m

Perth

Mon 12/10

22:45-17:00

2 stops33h 15m

$1,795

PortlandPerth

PDX - PER

PDXPER

Portland

Sat 4/7

15:30-22:40

2 stops40h 10m

Perth

Sat 1/8

13:15-09:31

2 stops35h 16m

$2,120

PortlandPerth

PDX - PER

PDXPER

Portland

Tue 18/8

07:19-05:10

2 stops30h 51m

Perth

Tue 25/8

13:45-09:25

2 stops34h 40m

$2,164

PortlandPerth

PDX - PER

PDXPER

Portland

Tue 18/8

07:19-05:10

2 stops30h 51m

Perth

Mon 24/8

01:10-20:50

3 stops34h 40m

$2,181

PortlandPerth

PDX - PER

PDXPER

Portland

Sun 5/7

11:16-12:30

2 stops34h 14m

Perth

Sun 12/7

23:45-12:08

2 stops27h 23m

$2,206
Fastest return journey

PortlandPerth

PDX - PER

PDXPER

Portland

Sun 5/7

18:46-12:30

2 stops26h 44m

Perth

Sun 12/7

23:45-10:20

3 stops25h 35m

$2,246

PortlandPerth

PDX - PER

PDXPER

Portland

Fri 10/7

19:38-18:35

2 stops55h 57m

Perth

Sat 18/7

22:45-16:55

2 stops33h 10m

$2,384

PortlandPerth

PDX - PER

PDXPER

Portland

Sat 4/7

05:15-12:30

3 stops40h 15m

Perth

Sat 1/8

16:45-12:14

2 stops34h 29m

$2,401

PortlandPerth

PDX - PER

PDXPER

Portland

Sun 5/7

07:00-12:05

2 stops38h 05m

Perth

Sun 12/7

22:55-23:56

2 stops40h 01m

$2,466

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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

27h 38m

Direct flights

None
The fastest flight from Portland to Perth takes 27h 38m
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 27h 38m, 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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