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Cheap flights from Australia to Portland from $484

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Australia to Portland departing on 9/25. 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
0 bags

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Find the cheapest flights from Australia to Portland

Recent round-trip flight deals from Australia to Portland

United Airlines Logo
10:55 am - 12:43 pmMEL-PDX
18h 48m1 stop
United Airlines Logo
5:00 am - 8:15 amPDX-MEL
34h 15m2 stops
$819United Airlines
Find Deal
Mon, Sep 15 - Mon, Sep 22
United Airlines Logo
10:55 am - 9:01 pmMEL-PDX
27h 06m2 stops
United Airlines Logo
1:45 pm - 8:15 amPDX-MEL
25h 30m1 stop
$820United Airlines
Find Deal
Sat, Aug 30 - Sat, Sep 6
Delta Logo
9:25 am - 11:45 amSYD-PDX
19h 20m1 stop
Delta Logo
10:20 am - 6:35 amPDX-SYD
27h 15m1 stop
$826Delta
Find Deal
Mon, Sep 15 - Mon, Sep 22
Air Canada Logo
10:20 am - 11:01 pmBNE-PDX
29h 41m1 stop
Air Canada Logo
6:15 am - 7:05 amPDX-BNE
31h 50m1 stop
$878Air Canada
Find Deal
Tue, Sep 16 - Tue, Sep 23
Logo
6:00 am - 9:30 amSYD-PDX
20h 30m2 stops
Logo
7:40 pm - 11:50 amPDX-SYD
23h 10m2 stops
$883
Find Deal
Sun, Aug 17 - Fri, Aug 22
Logo
6:00 am - 9:21 amBNE-PDX
20h 21m2 stops
Logo
10:00 am - 7:05 amPDX-BNE
28h 05m1 stop
$899
Find Deal
Sun, Sep 14 - Sun, Sep 21
Air Canada Logo
10:00 am - 9:21 amBNE-PDX
16h 21m1 stop
Air Canada Logo
6:15 am - 7:05 amPDX-BNE
31h 50m1 stop
$912Air Canada
Find Deal
Sun, Sep 14 - Sun, Sep 21
Delta Logo
9:25 am - 3:59 pmSYD-PDX
23h 34m1 stop
Delta Logo
12:35 pm - 6:35 amPDX-SYD
25h 00m1 stop
$930Delta
Find Deal
Sun, Aug 17 - Fri, Aug 22
Qantas Airways Logo
10:30 am - 9:16 pmPER-PDX
25h 46m2 stops
Qantas Airways Logo
2:56 pm - 5:05 pmPDX-PER
35h 09m2 stops
$1,097Qantas Airways
Find Deal
Wed, Sep 10 - Sun, Sep 28
Qantas Airways Logo
5:00 am - 5:12 pmPER-PDX
28h 12m2 stops
Qantas Airways Logo
12:35 pm - 11:50 pmPDX-PER
43h 15m2 stops
$1,106Qantas Airways
Find Deal
Thu, Nov 20 - Sun, Dec 7

Air Canada flights from Australia to Portland

Our best Air Canada deals on Australia to Portland flight tickets
Air Canada
Aug 5
SYD9:20 amSydney Kingsford Smith
22h 30m
1 stop
PDX2:50 pmPortland
Aug 6
PDX7:40 pmPortland
18h 40m
1 stop
SYD7:20 amSydney Kingsford Smith
$810
Find similar
Air Canada
Aug 3
SYD9:20 amSydney Kingsford Smith
17h 10m
1 stop
PDX9:30 amPortland
Aug 9
PDX7:40 pmPortland
31h 00m
2 stops
SYD7:40 pmSydney Kingsford Smith
$839
Find similar
Air Canada
Aug 3
SYD9:20 amSydney Kingsford Smith
30h 41m
1 stop
PDX11:01 pmPortland
Aug 9
PDX3:25 pmPortland
37h 55m
2 stops
SYD10:20 pmSydney Kingsford Smith
$856
Find similar

American Airlines flights from Australia to Portland

Our best American Airlines deals on Australia to Portland flight tickets
American Airlines
Aug 6
MEL11:55 amMelbourne
26h 19m
1 stop
PDX9:14 pmPortland
Aug 12
PDX7:40 amPortland
30h 05m
1 stop
MEL6:45 amMelbourne
$907
Find similar
American Airlines
Aug 6
SYD9:10 amSydney Kingsford Smith
22h 11m
1 stop
PDX2:21 pmPortland
Aug 7
PDX11:35 amPortland
26h 30m
2 stops
SYD7:05 amSydney Kingsford Smith
$913
Find similar
American Airlines
Aug 6
SYD9:10 amSydney Kingsford Smith
22h 11m
1 stop
PDX2:21 pmPortland
Aug 7
PDX7:40 amPortland
30h 25m
1 stop
SYD7:05 amSydney Kingsford Smith
$922
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Australia to Portland 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 832,500 searches. Data last updated August 2, 2025.
Use the filters below to find and compare flights from Australia to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Mon 9/15

10:55 am-12:43 pm

1 stop18h 48m

Portland

Mon 9/22

5:00 am-8:15 am

2 stops34h 15m

$819

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Sat 8/30

10:55 am-9:01 pm

2 stops27h 06m

Portland

Sat 9/6

1:45 pm-8:15 am

1 stop25h 30m

$820

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Mon 9/15

9:25 am-11:45 am

1 stop19h 20m

Portland

Mon 9/22

10:20 am-6:35 am

1 stop27h 15m

$826

BrisbanePortland

BNE - PDX

BNEPDX

Brisbane

Tue 9/16

10:20 am-11:01 pm

1 stop29h 41m

Portland

Tue 9/23

6:15 am-7:05 am

1 stop31h 50m

$878

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Sun 8/17

6:00 am-9:30 am

2 stops20h 30m

Portland

Fri 8/22

7:40 pm-11:50 am

2 stops23h 10m

$883

BrisbanePortland

BNE - PDX

BNEPDX

Brisbane

Sun 9/14

6:00 am-9:21 am

2 stops20h 21m

Portland

Sun 9/21

10:00 am-7:05 am

1 stop28h 05m

$899

BrisbanePortland

BNE - PDX

BNEPDX

Brisbane

Sun 9/14

10:00 am-9:21 am

1 stop16h 21m

Portland

Sun 9/21

6:15 am-7:05 am

1 stop31h 50m

$912

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Sun 8/17

9:25 am-3:59 pm

1 stop23h 34m

Portland

Fri 8/22

12:35 pm-6:35 am

1 stop25h 00m

$930

PerthPortland

PER - PDX

PERPDX

Perth

Wed 9/10

10:30 am-9:16 pm

2 stops25h 46m

Portland

Sun 9/28

2:56 pm-5:05 pm

2 stops35h 09m

$1,097

PerthPortland

PER - PDX

PERPDX

Perth

Thu 11/20

5:00 am-5:12 pm

2 stops28h 12m

Portland

Sun 12/7

12:35 pm-11:50 pm

2 stops43h 15m

$1,106

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Portland from

How to get the cheapest flight ticket from Australia to Portland

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 month to fly to Portland?

The cheapest month to fly to Portland from Australia is in September. Flight prices, which tend to average around $953, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in September, then you should wait until August to fly from Australia, when ticket prices are also cheap, with an average price of $1,000.

What is the cheapest day to depart on your flight to Portland?

The cheapest day to depart on your flight to Portland is on a Thursday when prices can be found for as low as $1,044. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Portland is Tuesday, with ticket prices averaging around $1,517.

What is the cheapest time of day to depart on your flight to Portland?

The cheapest time of day to fly to Portland is in the morning when flights can be purchased for as low as $1,143. In the afternoon is when there is more demand to fly to Portland, so prices are often more expensive at around $1,304 per ticket.

How far in advance should I book a flight to Portland?

You are more likely to see cheaper flights to Portland from Australia when booking weeks ahead of your departure date. In general, you can expect to find flights to Portland for around $1,139 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland from Australia for as low as $1,000 on momondo.

Can stopping save me money on Australia to Portland flights?

You could potentially save up to 42% on your flight if you consider stops on a Australia to Portland flight.

Cheap Australia to Portland flight deals and tips

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

Best Price Found

$484

Fastest flight time

16h 21m

Direct flights

None

Airports in Portland

1 airport
The best one-way flight to Portland from Australia in the past 72 hours is $484. The best round-trip flight deal from Australia to Portland found on momondo in the last 72 hours is $819.
The fastest flight from Australia to Portland takes 16h 21m
There are no direct flights from Australia to Portland. Popular non-direct routes for this connection are Canberra Airport - Portland Airport, Sydney Kingsford Smith Airport - Portland Airport and Melbourne Airport - Portland Airport.
There is 1 airport near Portland: Portland (PDX)
Search flight deals

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

    Prices for flights from Australia to Portland Airport were last updated today.

  • How many operators does momondo search for flights from Australia to Portland Airport?

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Australia to Portland Airport.

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

    The required travel and health documents for your Portland Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Portland Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Australia to Portland

Compare and see reviews for airlines that fly from Australia to Portland with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $933Free CancellationRating
7.1
9,860 reviews
Search Air Canada flights
United AirlinesPriceFrom $939Free CancellationRating
7.4
8,905 reviews
Search United Airlines flights

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Lincoln City
Seaside
Cannon Beach
Vancouver
Salem
Astoria
Long Beach
Depoe Bay
Beaverton
Rockaway Beach
Hood River
Hillsboro
Gresham
McMinnville
Tigard
Longview
Pacific City
Manzanita
The Dalles
Tillamook

Why use momondo?

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

It is quick and easy to find Australia to Portland flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Portland that suits you.

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

Yes. momondo allows you to filter the results for Australia to Portland flights to just show those with flexible booking policies.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Australia to Portland.

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

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

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