How long is the flight from Australia to Portland?

United Airlines, American Airlines, and Qantas Airways can get you from Australia to Portland in just under 16h 50m. Your travel time can differ by up to 7h 26m. The distance between Australia and Portland is about 12350 km. This flight may include one or multiple stops.

In terms of precipitation, rainfall in Portland ranges from 18.0 - 142.0 inches per month. November is typically the wettest month, when rainfall can reach 142.0 mm. July is typically the driest time to visit Portland when rainfall is around 18.0 mm.

If weather is an important factor for your trip to Portland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

What are the most popular routes from Australia to Portland?

The most popular flight routes from Australia to Portland are Adelaide - Portland, Melbourne - Portland and Sydney Kingsford Smith - Portland.

What are the most popular airlines that fly from Australia to Portland?

When booking a flight from Australia to Portland, you may want to consider flying on United Airlines, Air Canada or Qantas Airways as they are the most popular for this route.

What is the cheapest time of day to fly from AU to PDX?

When flying from Australia to Portland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly into for flights to Portland from Australia?

Portland (PDX), located 9.7 km from the city centre, is the airport you fly into when you book flights from Australia to Portland.

Can I find deals for flights from Australia to Portland that include hotel bookings?

Yes. In addition to deals on Australia to Portland flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Australia to Portland?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Australia to Portland.

Can I find deals for business class flights from Australia to Portland?

Yes. Cheapflights offers flight deals from Australia to Portland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$611+ Cheap Flights from Australia to Portland

Cheap flight deals from Australia to Portland

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Australia to Portland
Explore the most affordable flight options available from Australia to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 September 2026.

Tue 20/1014:15 -

2 stops24h 18m

Tue 27/1010:48 -

2 stops31h 47m

Deal found 5/9$1,211

Fri 23/1014:15 -

2 stops24h 18m

Fri 30/1018:18 -

2 stops24h 17m

Deal found 8/9$1,258

Thu 10/909:10 -

2 stops24h 44m

Wed 23/912:01 -

2 stops26h 04m

Deal found 9/9$1,312

Thu 10/920:45 -

1 stop17h 05m

Wed 23/908:00 -

1 stop17h 50m

Deal found 9/9$1,328

Thu 10/910:20 -

1 stop16h 51m

Wed 23/912:45 -

2 stops25h 15m

Deal found 9/9$1,362

Mon 14/909:30 -

2 stops28h 35m

Tue 29/912:45 -

2 stops25h 15m

Deal found 9/9$1,364

Thu 22/1014:15 -

2 stops37h 56m

Thu 29/1011:06 -

1 stop25h 19m

Deal found 7/9$1,386

Thu 22/1010:10 -

2 stops24h 16m

Thu 29/1015:00 -

2 stops24h 00m

Deal found 7/9$1,423

Wed 7/1010:10 -

1 stop18h 34m

Wed 14/1017:03 -

1 stop20h 27m

Deal found 8/9$1,430

Wed 21/1009:45 -

2 stops24h 41m

Wed 28/1006:30 -

1 stop33h 00m

Deal found 9/9$1,434

Sun 13/909:30 -

2 stops22h 35m

Mon 28/907:02 -

2 stops30h 58m

Deal found 8/9$1,437

Thu 10/1211:20 -

2 stops53h 48m

Sun 31/107:30 -

1 stop30h 00m

Deal found 8/9$1,454

Best flights from Australia to Portland
Discover carefully curated flight deals from Australia to Portland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 September 2026.

Wed 7/1010:10 -

1 stop18h 34m

Wed 14/1017:03 -

1 stop20h 27m

Deal found 8/9$1,430

Sun 18/1011:20 -

1 stop16h 50m

Sat 24/1023:59 -

1 stop37h 01m

Deal found 9/9$1,438

Wed 7/1010:10 -

2 stops24h 16m

Wed 14/1011:58 -

1 stop24h 57m

Deal found 8/9$1,447

Wed 21/1006:00 -

2 stops22h 14m

Wed 28/1018:18 -

2 stops25h 42m

Deal found 7/9$1,605

Sun 25/1011:00 -

2 stops30h 59m

Sun 1/1109:55 -

2 stops27h 05m

Deal found 10/9$1,625

Thu 22/1008:35 -

3 stops28h 36m

Thu 29/1015:40 -

3 stops31h 15m

Deal found 6/9$2,251

Tue 20/1005:05 -

2 stops21h 26m

Sat 24/1010:10 -

1 stop28h 35m

Deal found 5/9$2,344

Tue 20/1014:15 -

2 stops38h 29m

Tue 27/1010:48 -

1 stop25h 37m

Deal found 7/9$1,436

Thu 10/1211:20 -

2 stops53h 48m

Sun 31/107:01 -

2 stops30h 29m

Deal found 8/9$1,454

Tue 20/1009:45 -

2 stops24h 41m

Sat 24/1014:25 -

1 stop44h 35m

Deal found 7/9$1,503

Fri 23/1011:20 -

2 stops24h 26m

Fri 30/1010:47 -

2 stops27h 18m

Deal found 8/9$1,512

Thu 8/1020:35 -

1 stop19h 41m

Thu 15/1011:03 -

3 stops24h 57m

Deal found 8/9$1,577

Sat 24/1006:10 -

2 stops34h 39m

Sat 31/1011:55 -

2 stops30h 35m

Deal found 8/9$1,793

Thu 12/1106:20 -

2 stops30h 28m

Mon 16/1123:49 -

2 stops42h 16m

Deal found 7/9$1,660

Fri 2/1009:15 -

1 stop20h 37m

Sun 18/1010:54 -

1 stop26h 56m

Deal found 6/9$1,868

Sun 25/1011:45 -

1 stop18h 37m

Sun 1/1115:40 -

1 stop23h 50m

Deal found 10/9$1,552

Tue 29/914:00 -

2 stops24h 25m

Tue 10/1115:55 -

3 stops27h 05m

Deal found 10/9$1,628

Thu 8/1012:15 -

3 stops49h 34m

Thu 15/1010:28 -

3 stops29h 22m

Deal found 10/9$4,023

Wed 27/111:20 -

2 stops25h 19m

Fri 5/212:40 -

2 stops24h 50m

Deal found 10/9$1,553

Wed 21/1006:00 -

2 stops22h 14m

Wed 28/1014:30 -

3 stops25h 40m

Deal found 7/9$1,634

Sun 24/111:20 -

1 stop20h 55m

Tue 2/212:40 -

2 stops24h 50m

Deal found 10/9$1,553

Sun 27/1210:10 -

2 stops32h 49m

Sat 2/119:15 -

1 stop41h 45m

Deal found 9/9$2,129

Tue 27/1006:25 -

2 stops24h 40m

Wed 27/114:00 -

3 stops25h 10m

Deal found 8/9$1,645

Thu 12/1123:10 -

2 stops40h 51m

Mon 16/1123:49 -

2 stops44h 41m

Deal found 7/9$2,030

Sat 30/111:20 -

2 stops24h 18m

Thu 4/219:49 -

1 stop17h 41m

Deal found 10/9$1,584

Sat 26/1210:10 -

1 stop18h 56m

Sun 3/106:00 -

1 stop31h 00m

Deal found 9/9$2,129

Wed 28/1014:30 -

3 stops26h 54m

Sun 31/114:46 -

2 stops24h 24m

Deal found 8/9$1,653

Tue 10/1106:00 -

2 stops26h 41m

Sat 14/1115:15 -

2 stops28h 45m

Deal found 6/9$2,871

Fri 23/1021:25 -

2 stops20h 29m

Fri 30/1011:03 -

3 stops25h 22m

Deal found 8/9$1,653

Sun 18/1021:25 -

2 stops20h 29m

Sat 24/1011:03 -

3 stops25h 22m

Deal found 9/9$1,654

Find flight deals from Australia to Portland

Round-trip from	$1,211
One-way from	$611
Popular in	March
Cheapest in	January
Average price	$1,671

20/10-27/10
4 total stops
56h 05m total
Australia to Portland

Search Deals

11/11-31/12
2 total stops
39h 11m total
Australia to Portland

Search Deals

Highest demand for flights based on searches. 7% potential increase in price ($171 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease ($26 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights Fare Finder

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

Cheapest return flight

SydneyPortland

SYD Sydney Kingsford Smith - PDX Portland

SYDPDX

Sydney Kingsford Smith

Mon 1/2

14:00-13:48

3 stops42h 48m

Portland

Wed 31/12

00:00-18:00

Nonstop0h 00m

$670

BrisbanePortland

BNE Brisbane - PDX Portland

BNEPDX

Brisbane

Sun 15/11

06:10-10:11

3 stops46h 01m

Portland

Wed 31/12

00:00-18:00

Nonstop0h 00m

$689

BrisbanePortland

BNE Brisbane - PDX Portland

BNEPDX

Brisbane

Tue 27/10

11:25-20:50

3 stops26h 25m

Portland

Wed 31/12

00:00-18:00

Nonstop0h 00m

$721

MelbournePortland

MEL Melbourne - PDX Portland

MELPDX

Melbourne

Fri 23/10

14:30-09:29

2 stops36h 59m

Portland

Wed 31/12

00:00-18:00

Nonstop0h 00m

$760

MelbournePortland

MEL Melbourne - PDX Portland

MELPDX

Melbourne

Sat 31/10

13:35-20:50

2 stops25h 15m

Portland

Wed 31/12

00:00-18:00

Nonstop0h 00m

$807

MelbournePortland

MEL Melbourne - PDX Portland

MELPDX

Melbourne

Fri 23/10

11:55-10:10

1 stop40h 15m

Portland

Wed 31/12

00:00-18:00

Nonstop0h 00m

$979

MelbournePortland

MEL Melbourne - PDX Portland

MELPDX

Melbourne

Sat 31/10

11:45-21:02

1 stop27h 17m

Portland

Wed 31/12

00:00-18:00

Nonstop0h 00m

$984

SydneyPortland

SYD Sydney Kingsford Smith - PDX Portland

SYDPDX

Sydney Kingsford Smith

Wed 18/11

11:10-00:01

1 stop31h 51m

Portland

Wed 31/12

00:00-18:00

Nonstop0h 00m

$1,004

Fastest return journey

SydneyPortland

SYD Sydney Kingsford Smith - PDX Portland

SYDPDX

Sydney Kingsford Smith

Wed 11/11

10:40-09:59

1 stop18h 19m

Portland

Wed 31/12

00:00-18:00

Nonstop0h 00m

$1,020

SydneyPortland

SYD Sydney Kingsford Smith - PDX Portland

SYDPDX

Sydney Kingsford Smith

Tue 6/10

10:30-18:31

3 stops26h 01m

Portland

Wed 31/12

00:00-18:00

Nonstop0h 00m

$1,020

Flights are sorted by cheapest return flights first.

Deals found on 9/9

Showing 1-10 of 57 resultsSorted by cheapest first

...

Best time to book a flight from Australia to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Australia with our price prediction graph.

SYD-PDX

MEL-PDX

BNE-PDX

ADL-PDX

CBR-PDX

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Australia to Portland

AU0-PDX

SYD-PDX

MEL-PDX

BNE-PDX

ADL-PDX

What is the cheapest month to book a flight from Australia to Portland?

Currently, January is the cheapest month in which you can book a flight from Australia to Portland (average of $1,213). Flying from Australia to Portland in July is currently the most expensive (average of $1,819). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How far ahead should I book a flight from Australia to Portland?

Booking 9 days in advance of your planned departure date is, on average, the best time to get cheap flights from Australia to Portland. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing Portland

Check out reviews from past customers who have flown with Delta,Qantas Airways, andUnited Airlines from Australia to Portland to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

7.8

Good

8,553 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Jorge,Aug 2026

TPA - ATL

Although I still enjoy flying Delta, the overall flying experience feels cheapened. But I guess that is true of most, if not all american carriers.

Delta

7.8

Good

8,553 reviews

Delta

7.8

Good

8,553 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Jorge,Aug 2026

TPA - ATL

Although I still enjoy flying Delta, the overall flying experience feels cheapened. But I guess that is true of most, if not all american carriers.

Qantas Airways

7.5

Good

1,091 reviews

Delta

7.8

Good

8,553 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Jorge,Aug 2026

TPA - ATL

Although I still enjoy flying Delta, the overall flying experience feels cheapened. But I guess that is true of most, if not all american carriers.

United Airlines

7.4

Good

10,194 reviews

Delta

7.8

Good

8,553 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Jorge,Aug 2026

TPA - ATL

Although I still enjoy flying Delta, the overall flying experience feels cheapened. But I guess that is true of most, if not all american carriers.

Air Canada

7.1

Good

11,608 reviews

Delta

7.8

Good

8,553 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Jorge,Aug 2026

TPA - ATL

Although I still enjoy flying Delta, the overall flying experience feels cheapened. But I guess that is true of most, if not all american carriers.

Related info for your journey

What airport do you fly into for flights to Portland from Australia?
Portland (PDX), located 9.7 km from the city centre, is the airport you fly into when you book flights from Australia to Portland.
How long is the flight from Australia to Portland?
United Airlines, American Airlines, and Qantas Airways can get you from Australia to Portland in just under 16h 50m. Your travel time can differ by up to 7h 26m. The distance between Australia and Portland is about 12350 km. This flight may include one or multiple stops.
What are the most popular routes from Australia to Portland?
The most popular flight routes from Australia to Portland are Adelaide - Portland, Melbourne - Portland and Sydney Kingsford Smith - Portland.
Can I find deals for flights from Australia to Portland that include hotel bookings?
Yes. In addition to deals on Australia to Portland flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Australia to Portland?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Australia to Portland.
Can I find deals for business class flights from Australia to Portland?
Yes. Cheapflights offers flight deals from Australia to Portland by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Australia to Portland?
Currently, January is the cheapest month in which you can book a flight from Australia to Portland (average of $1,213). Flying from Australia to Portland in July is currently the most expensive (average of $1,819). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Airlines

Alternative routes

Complete your trip

Direct flights to United States

Flights by cabin class

Other flight options

Popular flights

Portland flight routes

Fly from Australia to Portland on these airlines

United Airlines flights from Australia to Portland

Air Canada flights from Australia to Portland

Qantas Airways flights from Australia to Portland

Top 4 airlines flying from Australia to Portland

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$731	Average$1,636	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
United Airlines	Cheapest$888	Average$1,423	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Air Canada	Cheapest$1,087	Average$1,461	FlexibilityNo cancel fee	On-time67%	Search Air Canada flights
Qantas Airways	Cheapest$1,252	Average$1,676	FlexibilityNo cancel fee	On-time74%	Search Qantas Airways flights

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How does Cheapflights help users find flights from Australia to Portland?

Cheapflights helps you search for flights from Australia to Portland via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Australia to Portland?

Cheapflights simply makes it quick and affordable to book flights from Australia to Portland by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Australia to Portland with no change fees?

Certainly. Search results for flights to Portland from Australia shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Australia to Portland become cheaper?

Of course! You can now track prices for flights from Australia to Portland and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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Cheap flights from Australia to Portland from $611

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Australia to Portland

Cheapest flights from Australia to PortlandExplore the most affordable flight options available from Australia to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 September 2026.

Explore the most affordable flight options available from Australia to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 September 2026.

Best flights from Australia to PortlandDiscover carefully curated flight deals from Australia to Portland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 September 2026.

Discover carefully curated flight deals from Australia to Portland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 September 2026.

Last-minute flights from Australia to PortlandDiscover last-minute flight deals from Australia to Portland. Data last updated 10 September 2026 and is based on user searches.

Discover last-minute flight deals from Australia to Portland. Data last updated 10 September 2026 and is based on user searches.

One-way flights from Australia to PortlandSearch for one-way flight options from Australia to Portland. Find affordable one-way fares based on user searches. Data last updated 10 September 2026.

Search for one-way flight options from Australia to Portland. Find affordable one-way fares based on user searches. Data last updated 10 September 2026.

Find flight deals from Australia to Portland

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Australia to Portland that are best for you.

Best time to book a flight from Australia to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Australia with our price prediction graph.

Cheapflights Insights

What is the cheapest month to book a flight from Australia to Portland?

How far ahead should I book a flight from Australia to Portland?

Booking 9 days in advance of your planned departure date is, on average, the best time to get cheap flights from Australia to Portland. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Reviews of airlines servicing Portland

Check out reviews from past customers who have flown with Delta,Qantas Airways, andUnited Airlines from Australia to Portland to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly into for flights to Portland from Australia?

How long is the flight from Australia to Portland?

What are the most popular routes from Australia to Portland?

Can I find deals for flights from Australia to Portland that include hotel bookings?

How can I find direct flights from Australia to Portland?

Can I find deals for business class flights from Australia to Portland?

What is the cheapest month to book a flight from Australia to Portland?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Australia to Portland on these airlines

Choose from the following airlines for your flight from Australia to Portland. Flights are based on user searches made on Cheapflights and were last updated on 10 September 2026.

Alternative routes for Australia to Portland

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Portland by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to United States

Book a non-stop flight to one of these other cities located in United States.

Search flights from Australia to Portland by cabin class

Find flights from Australia to Portland, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Australia and Portland flights

Browse other Australia and Portland flight options. Last updated on 10 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Other flights to Portland

Explore flights to Portland departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 10 September 2026.

Top 4 airlines flying from Australia to Portland

Fly with Cheapflights

How does Cheapflights help users find flights from Australia to Portland?

Why should you use Cheapflights to find cheap flight tickets from Australia to Portland?

Can Cheapflights find flights from Australia to Portland with no change fees?

Can Cheapflights notify me if prices for flights from Australia to Portland become cheaper?

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Cheapest flights from Australia to Portland
Explore the most affordable flight options available from Australia to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 September 2026.

Best flights from Australia to Portland
Discover carefully curated flight deals from Australia to Portland that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 September 2026.

Last-minute flights from Australia to Portland
Discover last-minute flight deals from Australia to Portland. Data last updated 10 September 2026 and is based on user searches.

One-way flights from Australia to Portland
Search for one-way flight options from Australia to Portland. Find affordable one-way fares based on user searches. Data last updated 10 September 2026.