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Portland

$476+ 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 11/12. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — PDX
out 16 — out 231
qui 10/16
qui 10/23
1 adult, Economy
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Cheap flight deals from Australia to Portland

Keep the following information in mind while searching for Australia to Portland flight deals. Data was last updated setembro 16, 2025.

Round-trip from

$783
(BYOjet)

One-way from

$476
(Air Canada)

Popular in

December

Cheapest in

August

Average price

$1,010
From Australia to Portland
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One-way flight from Australia to Portland
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Highest demand for flights based on searches. 12% potential increase in price ($158 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($34 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 setembro 16, 2025.

This BYOjet deal was found by Cheapflights users on 9/16. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 10/146:05 amMEL - PDX
2 stops21h 15mMultiple Airlines
ter 10/217:40 pmPDX - MEL
2 stops22h 50mMultiple Airlines
Deal found 9/16$783
This Air Canada deal was found by Cheapflights users on 9/14. 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.
sex 11/217:05 amSYD - PDX
2 stops21h 10mMultiple Airlines
sex 11/283:15 pmPDX - SYD
1 stop23h 20mMultiple Airlines
Deal found 9/14$798
This Gotogate deal was found by Cheapflights users on 9/14. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 11/2010:50 pmMEL - PDX
2 stops29h 25mMultiple Airlines
sáb 2/77:00 pmPDX - MEL
2 stops25h 15mMultiple Airlines
Deal found 9/14$801
This Aunt Betty deal was found by Cheapflights users on 9/14. 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 Aunt Betty is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sex 9/199:40 pmSYD - PDX
1 stop18h 00mHawaiian Airlines
sáb 9/207:40 amPDX - SYD
1 stop19h 05mHawaiian Airlines
Deal found 9/14$801
This Air Canada deal was found by Cheapflights users on 9/14. 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.
dom 11/167:25 amMEL - PDX
2 stops20h 50mMultiple Airlines
seg 12/17:00 pmPDX - MEL
2 stops44h 35mMultiple Airlines
Deal found 9/14$803
This Aunt Betty deal was found by Cheapflights users on 9/14. 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 Aunt Betty is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sex 11/219:40 pmSYD - PDX
1 stop19h 03mHawaiian Airlines
sex 11/287:00 amPDX - SYD
1 stop17h 45mHawaiian Airlines
Deal found 9/14$806
This Air Canada deal was found by Cheapflights users on 9/13. 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.
sex 11/1411:20 amSYD - PDX
1 stop22h 25mAir Canada
qui 11/203:15 pmPDX - SYD
2 stops46h 25mAir Canada
Deal found 9/13$815
This Aunt Betty deal was found by Cheapflights users on 9/13. 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 Aunt Betty is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qui 9/189:40 pmSYD - PDX
1 stop18h 00mHawaiian Airlines
sex 9/195:55 pmPDX - SYD
1 stop32h 50mHawaiian Airlines
Deal found 9/13$818
This Expedia deal was found by Cheapflights users on 9/15. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ter 10/287:10 amMEL - PDX
2 stops20h 05mMultiple Airlines
ter 11/187:00 pmPDX - MEL
2 stops27h 25mMultiple Airlines
Deal found 9/15$822
This Aunt Betty deal was found by Cheapflights users on 9/15. 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 Aunt Betty is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb 9/209:40 pmSYD - PDX
1 stop18h 00mHawaiian Airlines
dom 9/215:55 pmPDX - SYD
1 stop32h 50mHawaiian Airlines
Deal found 9/15$825
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb 11/229:40 pmSYD - PDX
1 stop19h 03mAlaska Airlines
sex 11/287:00 amPDX - SYD
1 stop17h 45mAlaska Airlines
Deal found 9/14$828
This Trip.com deal was found by Cheapflights users on 9/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
qua 10/2912:00 pmMEL - PDX
2 stops27h 26mUnited Airlines
qua 11/57:38 pmPDX - MEL
1 stop19h 22mUnited Airlines
Deal found 9/14$833

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 setembro 16, 2025.
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

MelbournePortland

MEL - PDX

MELPDX

Melbourne

ter 10/14

6:05 am-9:20 am

2 stops21h 15m

Portland

ter 10/21

7:40 pm-12:30 pm

2 stops22h 50m

$783

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

sex 11/21

7:30 am-9:15 am

2 stops20h 45m

Portland

sex 11/28

9:50 am-9:35 am

1 stop28h 45m

$800

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

sex 11/21

9:40 pm-9:43 pm

1 stop19h 03m

Portland

sex 11/28

7:00 am-7:45 pm

1 stop17h 45m

$806

MelbournePortland

MEL - PDX

MELPDX

Melbourne

dom 11/16

6:05 am-9:15 am

2 stops22h 10m

Portland

seg 12/1

7:00 pm-10:35 am

2 stops44h 35m

$821

MelbournePortland

MEL - PDX

MELPDX

Melbourne

ter 10/28

7:10 am-9:15 am

2 stops20h 05m

Portland

ter 11/18

7:00 pm-5:25 pm

2 stops27h 25m

$822

MelbournePortland

MEL - PDX

MELPDX

Melbourne

qua 10/29

12:00 pm-9:26 pm

2 stops27h 26m

Portland

qua 11/5

7:38 pm-10:00 am

1 stop19h 22m

$833

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

dom 1/25

9:40 pm-9:05 pm

1 stop18h 25m

Portland

qua 2/4

7:10 am-7:45 pm

1 stop17h 35m

$834

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

sex 11/21

11:20 am-10:25 pm

1 stop30h 05m

Portland

sáb 11/29

11:34 am-9:00 am

2 stops26h 26m

$834

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

ter 1/20

9:40 pm-9:05 pm

1 stop18h 25m

Portland

sáb 1/31

7:10 am-7:45 pm

1 stop17h 35m

$834

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

qua 11/5

11:20 am-7:49 pm

2 stops27h 29m

Portland

qua 11/12

5:42 pm-9:00 am

1 stop20h 18m

$834

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 60 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, November is the cheapest month in which you can book a flight from Australia to Portland (average of $277). Flying from Australia to Portland in March is currently the most expensive (average of $368). 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.

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

Find hourly flight availability from Australia to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated setembro 16, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Australia to Portland as you normally would.

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 setembro 16, 2025.
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
8,924 reviews

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
8,924 reviews
United Airlines
7.4
Good
8,924 reviews

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
Air Canada
7.1
Good
10,000 reviews
United Airlines
7.4
Good
8,924 reviews

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

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 18h 25m. 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 most popular routes from Australia to Portland?

    While some choose either Melbourne - Portland or Perth - 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, November is the cheapest month in which you can book a flight from Australia to Portland (average of $277). Flying from Australia to Portland in March is currently the most expensive (average of $368). 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
Beaverton
Clackamas
McMinnville
Lake Oswego
Hillsboro
Cannon Beach
Long Beach
Longview
Lincoln City
Tigard
Depoe Bay
Stevenson
Wilsonville
Pacific City
Tillamook
Troutdale
Gresham
Silverton

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.

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 setembro 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$757Average$1,406FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$933Average$1,280FlexibilityNo cancel feeOn-time67%

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