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

United Airlines, Delta, and Qantas Airways are the most popular carriers operating from Australia to Portland

How long does it take to fly to Portland?

On average, it takes 18h 09m to fly from Australia to Portland if you fly out of Sydney (the most popular airport in Australia) and into Portland (the most popular airport in Portland). If you’re flying out of Brisbane and into Portland, then the flight time is around 18h 22m.

Which airlines fly to Portland?

United Airlines, Air Canada and Qantas Airways are the top three most popular airlines that fly to Portland from Australia according to our data. United Airlines is the first choice among our users, with 43% of people opting to fly with this airline when travelling to Portland. Keep in mind that there are 4 different airlines that fly to Portland on a routine basis, so you have a few additional options to choose from.

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?

As of August 2026, there are 4 operators available to choose from 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 offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify 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 travel and health documents required for your trip to Portland Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Portland Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$625 Cheap Flights from Australia to Portland in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Australia to Portland

Return

One-way

Last minute

Recent return flight deals from Australia to Portland

Enter your travel dates to find the best prices.

10:20 - 19:06-

26h 46m

19:10 - 09:35-

19h 25m

$1,221Air Canada

Wed, 21 Oct - Wed, 4 Nov

10:20 - 09:31-

17h 11m

19:10 - 09:35-

19h 25m

$1,228Air Canada

Wed, 21 Oct - Wed, 4 Nov

10:20 - 09:31-

17h 11m

19:10 - 09:35-

19h 25m

$1,232Air Canada

Wed, 21 Oct - Wed, 4 Nov

06:00 - 09:31-

20h 31m

19:45 - 08:20-

18h 35m

$1,282Multiple Airlines

Mon, 31 Aug - Mon, 5 Oct

06:00 - 09:31-

21h 31m

19:10 - 09:35-

19h 25m

$1,282Multiple Airlines

Wed, 21 Oct - Wed, 4 Nov

06:00 - 09:31-

21h 31m

19:10 - 09:35-

19h 25m

$1,289Multiple Airlines

Wed, 21 Oct - Wed, 4 Nov

09:30 - 18:19-

25h 49m

23:02 - 07:00-

38h 58m

$1,309United Airlines

Wed, 26 Aug - Sun, 30 Aug

10:20 - 10:11-

16h 51m

19:07 - 06:55-

42h 48m

$1,309United Airlines

Wed, 26 Aug - Sun, 30 Aug

10:10 - 10:44-

18h 34m

06:47 - 09:00-

31h 13m

$1,421Qantas Airways

Wed, 21 Oct - Wed, 4 Nov

12:15 - 20:50-

25h 35m

13:53 - 05:00-

22h 07m

$1,449Qantas Airways

Tue, 1 Sep - Sun, 6 Sep

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Air Tahiti Nui flights from Australia to Portland

Our best Air Tahiti Nui deals on Australia to Portland flight tickets

Air Tahiti Nui

6 Aug

SYD07:10Sydney Kingsford Smith

30h 38m

3 stops

PDX20:48Portland

21 Aug

PDX17:38Portland

28h 32m

3 stops

SYD15:10Sydney Kingsford Smith

$2,579

Air Tahiti Nui

13 Aug

BNE08:15Brisbane

25h 32m

3 stops

PDX16:47Portland

17 Aug

PDX21:27Portland

50h 48m

3 stops

BNE17:15Brisbane

$2,610

Air Tahiti Nui

8 Aug

MEL17:00Melbourne

47h 56m

3 stops

PDX23:56Portland

28 Aug

PDX17:38Portland

29h 12m

3 stops

MEL15:50Melbourne

$2,713

Alaska Airlines flights from Australia to Portland

Our best Alaska Airlines deals on Australia to Portland flight tickets

Alaska Airlines

27 Aug

SYD20:45Sydney Kingsford Smith

26h 29m

1 stop

PDX06:14Portland

31 Aug

PDX08:00Portland

17h 50m

1 stop

SYD18:50Sydney Kingsford Smith

$1,382

Alaska Airlines

27 Aug

SYD20:45Sydney Kingsford Smith

26h 29m

1 stop

PDX06:14Portland

31 Aug

PDX08:00Portland

17h 50m

1 stop

SYD18:50Sydney Kingsford Smith

$1,391

Alaska Airlines

8 Aug

SYD20:45Sydney Kingsford Smith

36h 32m

1 stop

PDX16:17Portland

23 Aug

PDX17:35Portland

32h 15m

1 stop

SYD18:50Sydney Kingsford Smith

$1,433

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Wed 21/10

10:20-19:06

1 stop26h 46m

Portland

Wed 4/11

19:10-09:35

1 stop19h 25m

$1,221

Fastest return journey

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Wed 21/10

10:20-09:31

1 stop17h 11m

Portland

Wed 4/11

19:10-09:35

1 stop19h 25m

$1,228

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Wed 21/10

10:20-09:31

1 stop17h 11m

Portland

Wed 4/11

19:10-09:35

1 stop19h 25m

$1,232

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Mon 31/8

06:00-09:31

2 stops20h 31m

Portland

Mon 5/10

19:45-08:20

1 stop18h 35m

$1,282

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Wed 21/10

06:00-09:31

2 stops21h 31m

Portland

Wed 4/11

19:10-09:35

1 stop19h 25m

$1,282

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Wed 21/10

06:00-09:31

2 stops21h 31m

Portland

Wed 4/11

19:10-09:35

1 stop19h 25m

$1,289

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Wed 26/8

09:30-18:19

3 stops25h 49m

Portland

Sun 30/8

23:02-07:00

2 stops38h 58m

$1,309

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Wed 26/8

10:20-10:11

1 stop16h 51m

Portland

Sun 30/8

19:07-06:55

2 stops42h 48m

$1,309

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Wed 21/10

10:10-10:44

1 stop18h 34m

Portland

Wed 4/11

06:47-09:00

1 stop31h 13m

$1,421

BrisbanePortland

BNE - PDX

BNEPDX

Brisbane

Tue 1/9

12:15-20:50

2 stops25h 35m

Portland

Sun 6/9

13:53-05:00

1 stop22h 07m

$1,449

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

Other information

What is the cheapest month to fly to Portland?

The cheapest month to fly to Portland from Australia is in October. Flight prices, which tend to average around $1,248, are often lower during this time because this is during the off-season. If you aren’t able to travel to Portland during the month of October, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $1,275.

Cheap Australia to Portland flight deals and tips

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

Fastest flight time	18h 09m
Direct flights	None

The fastest flight from Australia to Portland takes 18h 09m

There are no direct flights from Australia to Portland. There are no popular flight routes from Australia to Portland.

Search flight deals

Frequently asked questions about flying from Australia to Portland

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?
As of August 2026, there are 4 operators available to choose from 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 offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify 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 travel and health documents required for your trip to Portland Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Portland Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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
Delta	PriceFrom $753	Free cancellation	Rating 7.8 8,482 reviews	Search Delta flights
United Airlines	PriceFrom $914	Free cancellation	Rating 7.4 10,059 reviews	Search United Airlines flights
Air Canada	PriceFrom $1,120	Free cancellation	Rating 7.1 11,425 reviews	Search Air Canada flights
Qantas Airways	PriceFrom $1,290	Free cancellation	Rating 7.5 1,077 reviews	Search Qantas Airways flights

Why use momondo?

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

Finding the right flight to Portland from Australia is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Portland quick and easy, saving you time and money.

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

All flight searches from Australia to Portland on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Australia to Portland 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 Australia to Portland right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Australia to Portland flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Cheap flights from Australia to Portland from $625

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 1/11. 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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Recent return flight deals from Australia to Portland

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Big names, great deals

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Air Tahiti Nui flights from Australia to Portland

Our best Air Tahiti Nui deals on Australia to Portland flight tickets

Alaska Airlines flights from Australia to Portland

Our best Alaska Airlines deals on Australia to Portland flight tickets

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How to get the cheapest flight ticket from Australia to Portland

What is the cheapest month to fly to Portland?

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

Which airlines fly to Portland?

How long does it take to fly to Portland?

Cheap Australia to Portland flight deals and tips

Fastest flight time

Direct flights

Frequently asked questions about flying from Australia to Portland

Best airlines flying from Australia to Portland

Compare and see reviews for airlines that fly from Australia to Portland with momondo

Why use momondo?

An easier way to manage your Portland trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Fly your favourite airline to Portland

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Portland

List of cabin classes available on flights landing in Portland. Availability may vary depending on flight origin and airline.

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Popular flights according to clicks in the last 7 days on momondo

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