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$406+ Cheap flights from Australia to Portland (PDX)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/25. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — PDX
Mar 20 — Mar 271
Fri 3/20
Fri 3/27
1 adult, Economy
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Cheap flight deals from Australia to Portland

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 February 18, 2026.

This American Airlines deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/187:40 pm
BNE
-
PDX
1 stop19h 12m
American Airlines
Sun 3/2211:59 pm
PDX
-
BNE
2 stops36h 01m
American Airlines
Deal found 2/17$743
This American Airlines deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/177:00 am
BNE
-
PDX
2 stops27h 08m
American Airlines
Tue 3/248:30 am
PDX
-
BNE
2 stops28h 00m
American Airlines
Deal found 2/16$766
This SmartFares deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/511:20 am
SYD
-
PDX
1 stop16h 55m
Air Canada
Wed 3/183:15 pm
PDX
-
SYD
1 stop23h 20m
Air Canada
Deal found 2/14$832
This Air Canada deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/1812:05 pm
BNE
-
PDX
2 stops38h 10m
Air Canada
Sun 3/223:15 pm
PDX
-
BNE
2 stops47h 45m
Air Canada
Deal found 2/14$870
This BYOjet deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/106:00 am
MEL
-
PDX
2 stops25h 40m
Air Canada
Mon 4/207:05 pm
PDX
-
MEL
2 stops23h 30m
Air Canada
Deal found 2/17$884
This Air Canada deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/159:20 am
SYD
-
PDX
1 stop26h 45m
Air Canada
Mon 5/253:25 pm
PDX
-
SYD
1 stop22h 55m
Air Canada
Deal found 2/14$892
This Delta deal was found by Cheapflights users on 2/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1010:00 am
MEL
-
PDX
2 stops26h 25m
Delta
Mon 4/201:05 pm
PDX
-
MEL
1 stop25h 45m
Delta
Deal found 2/17$902
This Air Canada deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/2410:00 am
SYD
-
PDX
2 stops40h 30m
Air Canada
Thu 5/283:25 pm
PDX
-
SYD
1 stop22h 55m
Air Canada
Deal found 2/15$903
This BYOjet deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2111:20 am
SYD
-
PDX
1 stop26h 10m
Air Canada
Wed 3/117:05 pm
PDX
-
SYD
2 stops32h 40m
Air Canada
Deal found 2/14$908
This Bravofly deal was found by Cheapflights users on 2/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/2111:20 am
SYD
-
PDX
1 stop24h 53m
Qantas Airways
Wed 3/115:38 pm
PDX
-
SYD
1 stop21h 22m
Qantas Airways
Deal found 2/14$916
This Expedia deal was found by Cheapflights users on 2/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/1610:00 am
BNE
-
PDX
1 stop21h 45m
Air Canada
Wed 8/1210:10 am
PDX
-
BNE
1 stop27h 55m
Air Canada
Deal found 2/16$920
This United Airlines deal was found by Cheapflights users on 2/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1010:55 am
MEL
-
PDX
1 stop26h 59m
United Airlines
Fri 7/248:35 am
PDX
-
MEL
1 stop30h 40m
United Airlines
Deal found 2/15$929

Find flight deals from Australia to Portland

Keep the following information in mind while searching for Australia to Portland flight deals. Data was last updated February 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$744
(American Airlines)

One-way from

$406
(Delta)

Popular in

May

Cheapest in

January

Average price

$1,004
Provider with most accurate pricing for Sydney Kingsford Smith-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sydney Kingsford Smith-Portland flights.
Search Deals
From Australia to Portland
Search Deals
One-way flight from Australia to Portland
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($148 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($22 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated February 18, 2026.
Use the filters below to find and compare flights from Australia to Portland that are best for you.

Fly from

Australia

Fly to

Portland

Route

Depart

Return

Price

BrisbanePortland

BNE - PDX

BNEPDX

Brisbane

Wed 3/18

8:40 am-9:52 pm

2 stops30h 12m

Portland

Sun 3/22

11:59 pm-5:00 am

2 stops36h 01m

$744

BrisbanePortland

BNE - PDX

BNEPDX

Brisbane

Tue 3/17

8:40 am-10:02 pm

1 stop30h 22m

Portland

Tue 3/24

6:28 am-5:00 am

1 stop29h 32m

$745

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Thu 3/5

11:20 am-9:15 am

1 stop16h 55m

Portland

Wed 3/18

3:15 pm-8:35 am

1 stop23h 20m

$832

BrisbanePortland

BNE - PDX

BNEPDX

Brisbane

Wed 3/18

12:05 pm-9:15 am

2 stops38h 10m

Portland

Sun 3/22

3:15 pm-8:00 am

2 stops47h 45m

$870

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Fri 4/10

6:00 am-2:40 pm

2 stops25h 40m

Portland

Mon 4/20

7:05 pm-11:35 am

2 stops23h 30m

$884

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Fri 5/15

9:20 am-7:05 pm

1 stop26h 45m

Portland

Mon 5/25

3:25 pm-7:20 am

1 stop22h 55m

$892

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Fri 4/10

10:00 am-10:23 pm

1 stop29h 23m

Portland

Mon 4/20

11:20 am-7:50 am

1 stop27h 30m

$902

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Sun 5/24

1:00 pm-9:30 am

2 stops37h 30m

Portland

Thu 5/28

7:45 pm-7:20 am

1 stop18h 35m

$903

BrisbanePortland

BNE - PDX

BNEPDX

Brisbane

Tue 6/16

10:00 am-2:45 pm

1 stop21h 45m

Portland

Wed 8/12

10:10 am-7:05 am

1 stop27h 55m

$920

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Fri 5/15

9:20 am-9:30 am

1 stop17h 10m

Portland

Mon 5/25

7:45 pm-10:20 am

2 stops21h 35m

$921

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/16

Showing 1-10 of 47 results
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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.
Estimated round-trip 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

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 $549). Flying from Australia to Portland in May is currently the most expensive (average of $883). 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.

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portland. Reviews last updated February 18, 2026.
See what other customers who have flown with United Airlines and Air Canada from Australia to Portland have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,312 reviews

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Overall

7.4

Crew

8.1

Food

6.6

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
United Airlines
7.4
Good
9,312 reviews
United Airlines
7.4
Good
9,312 reviews

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Overall

7.4

Crew

8.1

Food

6.6

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats
Air Canada
7.1
Good
10,732 reviews
United Airlines
7.4
Good
9,312 reviews

Boarding

7.7

Entertainment

7.1

Comfort

7.3

Overall

7.4

Crew

8.1

Food

6.6

Reviews

1 / 20
6.0
Good

Gerry,Jan 2026

YVR - DEN

Seats were uncomfortable. Second leg of my flight on United had much more comfortable seats

Related info for your journey

Find useful and relevant information for your journey from Australia to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    If you book a flight to Portland from Australia, you will be flying to Portland, which is the city’s only airport. Portland (PDX) is located 6.0 mi from the center of Portland.

  • How long is the flight from Australia to Portland?

    Departing from Australia to Portland will take you 16h 55m. There are 7674 mi between Australia and Portland. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Australia to Portland one-way?

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $497. Air Canada flights start at $501 while deals on Delta start at $835 one-way.

  • What are the most popular routes from Australia to Portland?

    While some choose either Perth - Portland or Melbourne - Portland, Sydney Kingsford Smith - Portland is the most popular route 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 vacation 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 $549). Flying from Australia to Portland in May is currently the most expensive (average of $883). 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

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Vancouver
Seaside
Clackamas
Lincoln City
Longview
Lake Oswego
Hillsboro
Troutdale
Cannon Beach
Long Beach
McMinnville
Tigard
The Dalles
Beaverton
Depoe Bay
Stevenson
Wilsonville
Tillamook
Pacific City
Gresham

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Australia to Portland

Discover the top 2 airlines that operate flights from Australia to Portland. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$897Average$1,109FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$933Average$1,280FlexibilityNo cancel feeOn-time67%

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