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$970+ Cheap flights from Portland (PDX) to Brisbane (BNE)

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 12/15. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BNE
Jul 18 — Jul 251
Sat 7/18
Sat 7/25
1 adult, Economy
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Cheap flight deals from Portland to Brisbane

Cheapest flights from Portland to Brisbane
Explore the most affordable flight options available from Portland to Brisbane. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 18, 2026.

This Air Canada deal was found by Cheapflights users on 6/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2010:10 am
PDX
-
BNE
1 stop27h 55m
Air Canada
Tue 11/310:45 am
BNE
-
PDX
1 stop16h 41m
Air Canada
Deal found 6/16$1,034
This Air Canada deal was found by Cheapflights users on 6/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/93:30 pm
PDX
-
BNE
1 stop22h 35m
Air Canada
Mon 9/1410:00 am
BNE
-
PDX
1 stop26h 06m
Air Canada
Deal found 6/17$1,035
This Air Canada deal was found by Cheapflights users on 6/14. 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 7/293:30 pm
PDX
-
BNE
1 stop22h 35m
Air Canada
Wed 8/510:00 am
BNE
-
PDX
1 stop16h 31m
Air Canada
Deal found 6/14$1,040
This CheapOair deal was found by Cheapflights users on 6/14. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/317:45 pm
PDX
-
BNE
1 stop18h 20m
Multiple Airlines
Wed 11/186:10 am
BNE
-
PDX
2 stops21h 16m
Multiple Airlines
Deal found 6/14$1,061
This Air Canada deal was found by Cheapflights users on 6/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/203:30 pm
PDX
-
BNE
1 stop22h 35m
Multiple Airlines
Tue 11/36:10 am
BNE
-
PDX
2 stops21h 16m
Multiple Airlines
Deal found 6/17$1,062
This Air Canada deal was found by Cheapflights users on 6/14. 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.
Tue 6/2310:10 am
PDX
-
BNE
1 stop27h 55m
Multiple Airlines
Tue 7/148:40 pm
BNE
-
PDX
2 stops29h 51m
Multiple Airlines
Deal found 6/14$1,063
This Air Canada deal was found by Cheapflights users on 6/17. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/13:30 pm
PDX
-
BNE
1 stop22h 35m
Multiple Airlines
Sat 9/128:45 pm
BNE
-
PDX
2 stops29h 46m
Multiple Airlines
Deal found 6/17$1,064
This Expedia deal was found by Cheapflights users on 6/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/227:45 pm
PDX
-
BNE
1 stop18h 20m
Air Canada
Fri 7/310:00 am
BNE
-
PDX
1 stop16h 31m
Air Canada
Deal found 6/14$1,071
This lol.travel deal was found by Cheapflights users on 6/16. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/293:30 pm
PDX
-
BNE
1 stop22h 35m
Multiple Airlines
Sat 9/128:45 pm
BNE
-
PDX
2 stops29h 46m
Multiple Airlines
Deal found 6/16$1,073
This Air Canada deal was found by Cheapflights users on 6/16. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/27:10 pm
PDX
-
BNE
2 stops24h 15m
Multiple Airlines
Mon 11/166:10 am
BNE
-
PDX
2 stops21h 16m
Multiple Airlines
Deal found 6/16$1,079

Find flight deals from Portland to Brisbane

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Brisbane (BNE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 18, 2026.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,034
(Air Canada)

One-way from

$970
(Kiwi.com)

Popular in

December

Cheapest in

June

Average price

$833
Provider with most accurate pricing for Portland-Brisbane flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Brisbane flights.
Search Deals
From Portland to Brisbane
Search Deals
One-way flight from Portland to Brisbane
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($71 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($49 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Brisbane 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 June 18, 2026.
Use the filters below to find and compare flights from Portland to Brisbane that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Thu 9/10

3:33 pm-5:00 am

1 stop20h 27m

Brisbane

Sun 9/27

8:35 pm-9:55 pm

1 stop18h 20m

$1,114

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Mon 10/26

3:15 pm-7:45 am

1 stop23h 30m

Brisbane

Thu 10/29

9:45 am-8:46 pm

1 stop28h 01m

$1,162

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Tue 9/1

10:30 am-11:25 pm

2 stops43h 55m

Brisbane

Sat 9/12

8:45 pm-8:46 pm

2 stops41h 01m

$1,178

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Sun 12/6

7:10 am-7:30 am

2 stops30h 20m

Brisbane

Sat 12/26

11:40 am-8:33 pm

1 stop26h 53m

$1,185

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Mon 10/26

8:00 am-10:25 pm

2 stops21h 25m

Brisbane

Thu 10/29

1:00 pm-8:49 pm

2 stops24h 49m

$1,220

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Thu 7/2

6:50 pm-6:30 am

2 stops42h 40m

Brisbane

Wed 7/8

10:30 am-10:30 pm

2 stops29h 00m

$1,231

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Wed 12/9

7:10 am-7:30 am

2 stops30h 20m

Brisbane

Wed 12/30

11:40 am-8:33 pm

1 stop26h 53m

$1,231

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Mon 10/12

1:03 pm-12:20 pm

2 stops30h 17m

Brisbane

Wed 12/9

11:40 am-9:40 am

2 stops40h 00m

$1,247

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Sat 7/4

1:14 pm-8:10 am

2 stops49h 56m

Brisbane

Fri 7/10

10:30 am-9:15 pm

2 stops27h 45m

$1,248
Cheapest one-way
Quickest one-way

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Tue 12/15

10:30 am-5:50 am

2 stops25h 20m

$970

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/18

Sorted by cheapest first

Compare providers for flights from Portland to Brisbane

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Brisbane in June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland-Brisbane flights, users find the pricing of AranGrant to be most consistent on Cheapflights vs. AranGrant Users can find the same prices on Portland-Brisbane flight deals on Cheapflights vs. AranGrant >95% of the time. Price accuracy is based on data collected from Portland-Brisbane flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Brisbane flights, Cheapflights users trust AranGrant the most. AranGrant has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Brisbane flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Portland to Brisbane

Have a flexible travel schedule? Discover the best time to fly to Brisbane from Portland 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 Portland to Brisbane

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

Currently, June is the cheapest month in which you can book a flight from Portland to Brisbane (average of $833). Flying from Portland to Brisbane in December is currently the most expensive (average of $1,645). 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 much does it cost to fly round-trip from Portland to Brisbane?

Reviews of airlines servicing Brisbane

Get insights into the airlines that provide service to Brisbane. 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 Brisbane. Reviews last updated June 18, 2026.
See what other customers who have flown with Qantas Airways,United Airlines, andAmerican Airlines from Portland to Brisbane have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Qantas Airways
7.5
Good
1,047 reviews

Comfort

7.5

Boarding

7.7

Crew

8.1

Food

7.0

Entertainment

7.2

Overall

7.5

Reviews

1 / 20
2.0
Mediocre

Midhat,Apr 2026

AKL - ADL

Poor as usual. Flight was delayed for more than 4 hours. The Staff was rude. Food was terrible. Very unreliable, unprofessional and unpleasant.
Qantas Airways
7.5
Good
1,047 reviews
Qantas Airways
7.5
Good
1,047 reviews

Comfort

7.5

Boarding

7.7

Crew

8.1

Food

7.0

Entertainment

7.2

Overall

7.5

Reviews

1 / 20
2.0
Mediocre

Midhat,Apr 2026

AKL - ADL

Poor as usual. Flight was delayed for more than 4 hours. The Staff was rude. Food was terrible. Very unreliable, unprofessional and unpleasant.
United Airlines
7.4
Good
9,853 reviews
Qantas Airways
7.5
Good
1,047 reviews

Comfort

7.5

Boarding

7.7

Crew

8.1

Food

7.0

Entertainment

7.2

Overall

7.5

Reviews

1 / 20
2.0
Mediocre

Midhat,Apr 2026

AKL - ADL

Poor as usual. Flight was delayed for more than 4 hours. The Staff was rude. Food was terrible. Very unreliable, unprofessional and unpleasant.
American Airlines
7.1
Good
11,679 reviews
Qantas Airways
7.5
Good
1,047 reviews

Comfort

7.5

Boarding

7.7

Crew

8.1

Food

7.0

Entertainment

7.2

Overall

7.5

Reviews

1 / 20
2.0
Mediocre

Midhat,Apr 2026

AKL - ADL

Poor as usual. Flight was delayed for more than 4 hours. The Staff was rude. Food was terrible. Very unreliable, unprofessional and unpleasant.
Air Canada
7.1
Good
11,208 reviews
Qantas Airways
7.5
Good
1,047 reviews

Comfort

7.5

Boarding

7.7

Crew

8.1

Food

7.0

Entertainment

7.2

Overall

7.5

Reviews

1 / 20
2.0
Mediocre

Midhat,Apr 2026

AKL - ADL

Poor as usual. Flight was delayed for more than 4 hours. The Staff was rude. Food was terrible. Very unreliable, unprofessional and unpleasant.

Related info for your journey

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

  • How long is the flight from Portland to Brisbane?

    Air Canada and United Airlines can get you from Portland to Brisbane in just under 23h 30m. Your travel time can differ by up to 6h 50m. The distance between Portland and Brisbane is about 7282 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Portland to Brisbane round-trip?

    Our cheapest airline available from Portland to Brisbane is Air Canada. Our recent data shows that you can find tickets from as low as $372 on this airline. Additional options worth looking into are American Airlines and United Airlines, starting at $855 and $868 round-trip. These flights start at 66% lower than the current average price 3 months from now.

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

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

  • How can I find direct flights from Portland to Brisbane?

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

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

    Yes. Cheapflights offers flight deals from Portland to Brisbane 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 Portland to Brisbane?

    Currently, June is the cheapest month in which you can book a flight from Portland to Brisbane (average of $833). Flying from Portland to Brisbane in December is currently the most expensive (average of $1,645). 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

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Alternative routes for Portland to Brisbane

See prices for flight routes from nearby airports that may be better suited for you.
Eugene to Brisbane flights
Portland to Townsville flights

Top 4 airlines flying from Portland to Brisbane

Discover the top 4 airlines that operate flights from Portland to Brisbane. 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 June 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$372Average$1,052FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$855Average$981FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$868Average$1,112FlexibilityNo cancel feeOn-time69%
Qantas AirwaysCheapest$957Average$1,649FlexibilityNo cancel feeOn-time74%

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