Brisbane

$955+ Cheap flights from Portland (PDX) to Brisbane (BNE)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/18. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BNE
Nov 13 — Nov 201
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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Portland to Brisbane are usually found in February or March, booked 29 days in advance, depart on a Wednesday or Sunday and return on a Monday

Find 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 October 14, 2025.

This Qantas Airways deal was found by Cheapflights users on 10/13. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/182:52 pmPDX - BNE
1 stop21h 33mMultiple Airlines
Sat 11/87:40 pmBNE - PDX
1 stop19h 10mMultiple Airlines
Deal found 10/13$955
This United Airlines deal was found by Cheapflights users on 10/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1810:46 amPDX - BNE
2 stops26h 44mUnited Airlines
Sat 11/811:40 amBNE - PDX
1 stop24h 56mUnited Airlines
Deal found 10/13$982
This Cheapflightsfares deal was found by Cheapflights users on 10/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1212:33 pmPDX - BNE
1 stop22h 27mQantas Airways
Wed 11/197:40 pmBNE - PDX
1 stop19h 10mQantas Airways
Deal found 10/13$992
This United Airlines deal was found by Cheapflights users on 10/13. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/277:00 amPDX - BNE
2 stops30h 30mUnited Airlines
Thu 12/411:40 amBNE - PDX
2 stops51h 35mUnited Airlines
Deal found 10/13$997
This American Airlines deal was found by Cheapflights users on 10/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/128:35 amPDX - BNE
2 stops26h 25mAmerican Airlines
Wed 11/197:40 pmBNE - PDX
1 stop20h 45mAmerican Airlines
Deal found 10/13$1,020
This American Airlines deal was found by Cheapflights users on 10/13. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/112:07 pmPDX - BNE
1 stop22h 23mAmerican Airlines
Tue 11/189:40 amBNE - PDX
1 stop21h 28mAmerican Airlines
Deal found 10/13$1,029
This United Airlines deal was found by Cheapflights users on 10/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/113:54 pmPDX - BNE
1 stop21h 36mUnited Airlines
Tue 11/1811:40 amBNE - PDX
1 stop21h 06mUnited Airlines
Deal found 10/14$1,036
This Delta deal was found by Cheapflights users on 10/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/2810:35 amPDX - BNE
1 stop27h 45mDelta
Fri 12/510:40 amBNE - PDX
1 stop23h 55mDelta
Deal found 10/13$1,137
This Qantas Airways deal was found by Cheapflights users on 10/14. 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 Qantas Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/310:30 amPDX - BNE
1 stop24h 30mMultiple Airlines
Sat 11/87:40 pmBNE - PDX
1 stop19h 10mMultiple Airlines
Deal found 10/14$1,230

Cheap 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 October 14, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$955
(American Airlines)

Popular in

November

Cheapest in

February

Average price

$1,520
Provider with most accurate pricing for Portland-Brisbane flight deals.
Provider most trusted by Cheapflights users for Portland-Brisbane flights.
From Portland to Brisbane
Highest demand for flights based on searches. 15% potential increase in price ($227 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($43 potential savings vs. average RT price).
Average for round-trip flights in October 2025

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 October 14, 2025.
Use the filters below to find and compare flights from Portland to Brisbane that are best for you.

Fly from

Portland

Fly to

Brisbane

Route

Depart

Return

Price

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Thu 11/27

7:00 am-7:30 am

2 stops30h 30m

Brisbane

Thu 12/4

11:40 am-9:15 pm

2 stops51h 35m

$997

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Tue 11/11

3:54 pm-7:30 am

1 stop21h 36m

Brisbane

Tue 11/18

11:40 am-2:46 pm

1 stop21h 06m

$1,036

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Wed 11/12

5:05 pm-8:20 am

2 stops21h 15m

Brisbane

Wed 11/19

11:05 am-4:06 pm

2 stops23h 01m

$1,042

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Tue 1/20

1:24 pm-7:30 am

2 stops24h 06m

Brisbane

Sat 1/31

11:40 am-6:10 pm

2 stops24h 30m

$1,122

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Fri 11/28

10:35 am-8:20 am

1 stop27h 45m

Brisbane

Fri 12/5

10:40 am-4:35 pm

1 stop23h 55m

$1,137

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Fri 11/28

3:54 pm-7:30 am

1 stop21h 36m

Brisbane

Fri 12/5

11:40 am-9:38 am

2 stops39h 58m

$1,142

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/13

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 October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Brisbane flight deals on Cheapflights vs. FlightHub >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 FlightHub the most. FlightHub 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

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

Use this chart to determine the optimal time to book a round-trip flight from Portland to Brisbane. Price data was last updated on October 10, 2025.

To ensure you get the cheapest price possible for a flight from Portland to Brisbane, you should look to book at least 29 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, December is the cheapest month in which you can book a flight from Portland to Brisbane (average of $456). Flying from Portland to Brisbane in October is currently the most expensive (average of $1,357). 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 PDX to BNE?

Find hourly flight availability from Portland to Brisbane. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 14, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 62% on flights from Portland to Brisbane by exploring options for tickets in the morning.

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 October 14, 2025.
See what other customers who have flown with Delta, Qantas Airways, and United 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.
8.0
Very good

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
8.0
Very good
8.0
Very good

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
8.0
Very good

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
8.0
Very good

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
8.0
Very good

Crew

8.5

Comfort

7.9

Entertainment

7.9

Overall

8.0

Boarding

8.2

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

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?

    United Airlines can get you from Portland to Brisbane in just under 30h 30m. Your travel time can differ by up to . The distance between Portland and Brisbane is about 7282 mi.

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

    Our cheapest airline available from Portland to Brisbane is Delta. Our recent data shows that you can find tickets from as low as $456 on this airline. Additional options worth looking into are United Airlines and Air Canada, starting at $872 and $928 round-trip. These flights start at 63% 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, December is the cheapest month in which you can book a flight from Portland to Brisbane (average of $456). Flying from Portland to Brisbane in October is currently the most expensive (average of $1,357). 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.

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 October 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$456Average$1,187FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$872Average$1,206FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$928Average$1,180FlexibilityNo cancel feeOn-time67%
Qantas AirwaysCheapest$980Average$1,649FlexibilityNo cancel feeOn-time74%

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