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Cheap flights from Portland to Perth from $1,205

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
12:18 - 18:35
PDX
-
PER
39h 17m
2 stops
Multiple Airlines Logo
22:45 - 17:00
PER
-
PDX
33h 15m
2 stops
$1,792Multiple 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
$1,794Multiple Airlines
Sun, 4 Oct - Mon, 12 Oct
Qatar Airways Logo
12:18 - 18:35
PDX
-
PER
39h 17m
2 stops
Qatar Airways Logo
22:45 - 23:02
PER
-
PDX
39h 17m
2 stops
$1,947Qatar Airways
Thu, 22 Oct - Mon, 26 Oct
Qatar Airways Logo
12:18 - 18:35
PDX
-
PER
39h 17m
2 stops
Qatar Airways Logo
22:45 - 23:02
PER
-
PDX
39h 17m
2 stops
$1,948Qatar Airways
Thu, 22 Oct - Mon, 26 Oct
Multiple Airlines Logo
17:37 - 15:25
PDX
-
PER
30h 48m
2 stops
Multiple Airlines Logo
10:30 - 20:48
PER
-
PDX
25h 18m
2 stops
$2,454Multiple Airlines
Wed, 15 Jul - Sun, 19 Jul
Multiple Airlines Logo
07:15 - 05:10
PDX
-
PER
30h 55m
2 stops
Multiple Airlines Logo
01:10 - 22:58
PER
-
PDX
36h 48m
3 stops
$2,812Multiple Airlines
Sun, 4 Oct - Sun, 11 Oct
Multiple Airlines Logo
07:15 - 05:10
PDX
-
PER
30h 55m
2 stops
Multiple Airlines Logo
01:10 - 22:58
PER
-
PDX
36h 48m
3 stops
$2,813Multiple Airlines
Sun, 4 Oct - Sun, 11 Oct
United Airlines Logo
08:35 - 12:30
PDX
-
PER
36h 55m
2 stops
United Airlines Logo
15:30 - 10:20
PER
-
PDX
33h 50m
2 stops
$2,851United Airlines
Fri, 10 Jul - Sat, 18 Jul
United Airlines Logo
05:15 - 14:40
PDX
-
PER
42h 25m
3 stops
United Airlines Logo
23:55 - 10:20
PER
-
PDX
25h 25m
2 stops
$2,917United Airlines
Wed, 15 Jul - Sun, 19 Jul
United Airlines Logo
05:15 - 14:40
PDX
-
PER
42h 25m
3 stops
United Airlines Logo
15:30 - 17:44
PER
-
PDX
41h 14m
2 stops
$3,068United Airlines
Fri, 10 Jul - Sat, 18 Jul

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Qatar Airways flights from Portland to Perth

Our best Qatar Airways deals on Portland to Perth flight tickets
Qatar Airways
22 Oct
PDX12:18Portland
39h 17m
2 stops
PER18:35Perth
26 Oct
PER22:45Perth
39h 17m
2 stops
PDX23:02Portland
$1,947
Qatar Airways
22 Oct
PDX12:18Portland
39h 17m
2 stops
PER18:35Perth
26 Oct
PER22:45Perth
39h 17m
2 stops
PDX23:02Portland
$1,948

United Airlines flights from Portland to Perth

Our best United Airlines deals on Portland to Perth flight tickets
United Airlines
10 July
PDX08:35Portland
36h 55m
2 stops
PER12:30Perth
18 July
PER15:30Perth
33h 50m
2 stops
PDX10:20Portland
$2,851
United Airlines
15 July
PDX05:15Portland
42h 25m
3 stops
PER14:40Perth
19 July
PER23:55Perth
25h 25m
2 stops
PDX10:20Portland
$2,917
United Airlines
10 July
PDX05:15Portland
42h 25m
3 stops
PER14:40Perth
18 July
PER15:30Perth
41h 14m
2 stops
PDX17:44Portland
$3,068

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 15 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

12:18-18:35

2 stops39h 17m

Perth

Mon 12/10

22:45-17:00

2 stops33h 15m

$1,792

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

$1,794

PortlandPerth

PDX - PER

PDXPER

Portland

Thu 22/10

12:18-18:35

2 stops39h 17m

Perth

Mon 26/10

22:45-23:02

2 stops39h 17m

$1,947

PortlandPerth

PDX - PER

PDXPER

Portland

Thu 22/10

12:18-18:35

2 stops39h 17m

Perth

Mon 26/10

22:45-23:02

2 stops39h 17m

$1,948
Fastest return journey

PortlandPerth

PDX - PER

PDXPER

Portland

Wed 15/7

17:37-15:25

2 stops30h 48m

Perth

Sun 19/7

10:30-20:48

2 stops25h 18m

$2,454

PortlandPerth

PDX - PER

PDXPER

Portland

Sun 4/10

07:15-05:10

2 stops30h 55m

Perth

Sun 11/10

01:10-22:58

3 stops36h 48m

$2,812

PortlandPerth

PDX - PER

PDXPER

Portland

Sun 4/10

07:15-05:10

2 stops30h 55m

Perth

Sun 11/10

01:10-22:58

3 stops36h 48m

$2,813

PortlandPerth

PDX - PER

PDXPER

Portland

Fri 10/7

08:35-12:30

2 stops36h 55m

Perth

Sat 18/7

15:30-10:20

2 stops33h 50m

$2,851

PortlandPerth

PDX - PER

PDXPER

Portland

Wed 15/7

05:15-14:40

3 stops42h 25m

Perth

Sun 19/7

23:55-10:20

2 stops25h 25m

$2,917

PortlandPerth

PDX - PER

PDXPER

Portland

Fri 10/7

05:15-14:40

3 stops42h 25m

Perth

Sat 18/7

15:30-17:44

2 stops41h 14m

$3,068

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 and Philippine Airlines are the most popular carriers 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

36h 55m

Direct flights

None
The fastest flight from Portland to Perth takes 36h 55m
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 36h 55m, 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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