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Cheap flights from Australia to Portland from $476

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 11/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Australia to Portland

Recent round-trip flight deals from Australia to Portland

Multiple Airlines Logo
6:05 am - 9:20 amMEL-PDX
21h 15m2 stops
Multiple Airlines Logo
7:40 pm - 12:30 pmPDX-MEL
22h 50m2 stops
$783Multiple Airlines
Find Deal
Tue, Oct 14 - Tue, Oct 21
Air Canada Logo
11:20 am - 9:15 amSYD-PDX
16h 55m1 stop
Air Canada Logo
7:00 pm - 9:35 amPDX-SYD
19h 35m1 stop
$796Air Canada
Find Deal
Thu, Feb 5 - Sat, Feb 14
Hawaiian Airlines Logo
9:40 pm - 9:43 pmSYD-PDX
19h 03m1 stop
Hawaiian Airlines Logo
7:00 am - 7:45 pmPDX-SYD
17h 45m1 stop
$806Hawaiian Airlines
Find Deal
Fri, Nov 21 - Fri, Nov 28
Hawaiian Airlines Logo
9:40 pm - 5:25 amSYD-PDX
26h 45m1 stop
Hawaiian Airlines Logo
7:00 am - 7:45 pmPDX-SYD
17h 45m1 stop
$807Hawaiian Airlines
Find Deal
Fri, Nov 21 - Fri, Nov 28
Alaska Airlines Logo
9:40 pm - 9:43 pmSYD-PDX
19h 03m1 stop
Alaska Airlines Logo
7:00 am - 7:45 pmPDX-SYD
17h 45m1 stop
$825Alaska Airlines
Find Deal
Fri, Nov 21 - Fri, Nov 28
Alaska Airlines Logo
9:40 pm - 9:43 pmSYD-PDX
19h 03m1 stop
Alaska Airlines Logo
7:00 am - 7:45 pmPDX-SYD
17h 45m1 stop
$828Alaska Airlines
Find Deal
Sat, Nov 22 - Fri, Nov 28
United Airlines Logo
12:00 pm - 9:26 pmMEL-PDX
27h 26m2 stops
United Airlines Logo
7:38 pm - 10:00 amPDX-MEL
19h 22m1 stop
$833United Airlines
Find Deal
Wed, Oct 29 - Wed, Nov 5
American Airlines Logo
11:20 am - 7:14 pmSYD-PDX
26h 54m2 stops
American Airlines Logo
12:00 pm - 9:00 amPDX-SYD
26h 00m2 stops
$835American Airlines
Find Deal
Wed, Nov 5 - Wed, Nov 12
United Airlines Logo
12:00 pm - 6:36 pmMEL-PDX
24h 36m1 stop
United Airlines Logo
7:38 pm - 10:00 amPDX-MEL
19h 22m1 stop
$839United Airlines
Find Deal
Wed, Oct 29 - Wed, Nov 5
American Airlines Logo
11:20 am - 2:04 pmSYD-PDX
20h 44m1 stop
American Airlines Logo
5:42 pm - 9:00 amPDX-SYD
20h 18m1 stop
$843American Airlines
Find Deal
Wed, Oct 29 - Wed, Nov 5

American Airlines flights from Australia to Portland

Our best American Airlines deals on Australia to Portland flight tickets
American Airlines
Nov 5
SYD11:20 amSydney Kingsford Smith
26h 54m
2 stops
PDX7:14 pmPortland
Nov 12
PDX12:00 pmPortland
26h 00m
2 stops
SYD9:00 amSydney Kingsford Smith
$835
Find similar
American Airlines
Oct 29
SYD11:20 amSydney Kingsford Smith
20h 44m
1 stop
PDX2:04 pmPortland
Nov 5
PDX5:42 pmPortland
20h 18m
1 stop
SYD9:00 amSydney Kingsford Smith
$843
Find similar
American Airlines
Nov 5
SYD11:20 amSydney Kingsford Smith
24h 52m
1 stop
PDX5:12 pmPortland
Nov 12
PDX5:42 pmPortland
20h 18m
1 stop
SYD9:00 amSydney Kingsford Smith
$844
Find similar

Delta flights from Australia to Portland

Our best Delta deals on Australia to Portland flight tickets
Delta
Jan 16
SYD10:40 amSydney Kingsford Smith
20h 13m
1 stop
PDX11:53 amPortland
Jan 25
PDX5:10 pmPortland
18h 40m
1 stop
SYD6:50 amSydney Kingsford Smith
$851
Find similar
Delta
Jan 13
SYD2:15 pmSydney Kingsford Smith
21h 00m
1 stop
PDX4:15 pmPortland
Jan 23
PDX7:55 pmPortland
39h 55m
1 stop
SYD6:50 amSydney Kingsford Smith
$1,011
Find similar
Delta
Feb 13
BNE10:40 amBrisbane
23h 35m
1 stop
PDX4:15 pmPortland
Feb 17
PDX7:45 pmPortland
42h 35m
2 stops
BNE8:20 amBrisbane
$1,048
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 September 16, 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

Tue 10/14

6:05 am-9:20 am

2 stops21h 15m

Portland

Tue 10/21

7:40 pm-12:30 pm

2 stops22h 50m

$783

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Thu 2/5

11:20 am-9:15 am

1 stop16h 55m

Portland

Sat 2/14

7:00 pm-9:35 am

1 stop19h 35m

$796

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Fri 11/21

9:40 pm-9:43 pm

1 stop19h 03m

Portland

Fri 11/28

7:00 am-7:45 pm

1 stop17h 45m

$806

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Fri 11/21

9:40 pm-5:25 am

1 stop26h 45m

Portland

Fri 11/28

7:00 am-7:45 pm

1 stop17h 45m

$807

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Fri 11/21

9:40 pm-9:43 pm

1 stop19h 03m

Portland

Fri 11/28

7:00 am-7:45 pm

1 stop17h 45m

$825

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Sat 11/22

9:40 pm-9:43 pm

1 stop19h 03m

Portland

Fri 11/28

7:00 am-7:45 pm

1 stop17h 45m

$828

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Wed 10/29

12:00 pm-9:26 pm

2 stops27h 26m

Portland

Wed 11/5

7:38 pm-10:00 am

1 stop19h 22m

$833

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Wed 11/5

11:20 am-7:14 pm

2 stops26h 54m

Portland

Wed 11/12

12:00 pm-9:00 am

2 stops26h 00m

$835

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Wed 10/29

12:00 pm-6:36 pm

1 stop24h 36m

Portland

Wed 11/5

7:38 pm-10:00 am

1 stop19h 22m

$839

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Wed 10/29

11:20 am-2:04 pm

1 stop20h 44m

Portland

Wed 11/5

5:42 pm-9:00 am

1 stop20h 18m

$843

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 August. Flight prices, which tend to average around $951, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in August, then you should wait until September to fly from Australia, when ticket prices are also cheap, with an average price of $1,010.

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 $1,154 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 $983 on momondo.

Can stopping save me money on Australia to Portland flights?

You could potentially save up to 15% 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

Direct flights

None
There are no direct flights from Australia to Portland. There are no popular flight routes from Australia to Portland.
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
United AirlinesPriceFrom $757Free CancellationRating
7.4
8,924 reviews
Search United Airlines flights
Air CanadaPriceFrom $933Free CancellationRating
7.1
10,000 reviews
Search Air Canada 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
Rockaway Beach
Beaverton
Hillsboro
Hood River
Gresham
McMinnville
Longview
Tigard
The Dalles
Pacific City
Tillamook
Manzanita

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.

An easier way to manage your Portland trip

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