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$436+ 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 8/27. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BNE
May 18 — May 251
Sun 5/18
Sun 5/25
1 adult, Economy
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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

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 May 13, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,068
(Air Canada)

One-way from

$436
(Kiwi.com)

Popular in

November

Cheapest in

February

Average price

$1,509
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. 11% potential increase in price ($172 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($22 potential savings vs. average RT price).
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Average for round-trip flights in May 2025
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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 May 13, 2025.

This Air Canada deal was found by Cheapflights users on 5/12. 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 11/57:05 pmPDX - BNE
1 stop19h 35mAir Canada
Wed 11/1910:45 amBNE - PDX
1 stop21h 59mAir Canada
Deal found 5/12$1,068
This Air Canada deal was found by Cheapflights users on 5/11. 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 11/107:05 pmPDX - BNE
2 stops24h 20mMultiple Airlines
Mon 11/1710:45 amBNE - PDX
1 stop16h 49mMultiple Airlines
Deal found 5/11$1,094
This Gurufare deal was found by Cheapflights users on 5/13. 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1410:40 amPDX - BNE
2 stops30h 20mAir New Zealand
Tue 11/411:10 amBNE - PDX
2 stops25h 14mAir New Zealand
Deal found 5/13$1,158
This Delta deal was found by Cheapflights users on 5/12. 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.
Wed 11/511:10 amPDX - BNE
2 stops26h 35mDelta
Wed 11/1910:45 amBNE - PDX
1 stop23h 27mDelta
Deal found 5/12$1,159
This StudentUniverse deal was found by Cheapflights users on 5/13. 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 StudentUniverse is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/212:31 pmPDX - BNE
1 stop23h 54mQantas Airways
Wed 7/98:05 pmBNE - PDX
1 stop19h 09mQantas Airways
Deal found 5/13$1,239
This United Airlines deal was found by Cheapflights users on 5/12. 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.
Mon 10/139:55 amPDX - BNE
1 stop27h 35mUnited Airlines
Wed 10/2210:30 amBNE - PDX
1 stop25h 02mUnited Airlines
Deal found 5/12$1,255
This oojo deal was found by Cheapflights users on 5/12. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/147:00 amPDX - BNE
2 stops35h 05mCathay Pacific
Mon 11/312:10 amBNE - PDX
2 stops38h 25mCathay Pacific
Deal found 5/12$1,375
This American Airlines deal was found by Cheapflights users on 5/12. 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.
Sat 8/167:40 amPDX - BNE
1 stop28h 45mAmerican Airlines
Sat 8/308:05 pmBNE - PDX
1 stop18h 09mAmerican Airlines
Deal found 5/12$1,433
This KAYAK deal was found by Cheapflights users on 5/12. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/137:00 amPDX - BNE
3 stops40h 45mSingapore Airlines
Wed 10/2211:50 pmBNE - PDX
2 stops34h 00mSingapore Airlines
Deal found 5/12$2,033
This FlightHub deal was found by Cheapflights users on 5/12. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/205:55 pmPDX - BNE
2 stops23h 30mFiji Airways
Tue 6/1011:40 amBNE - PDX
3 stops26h 53mFiji Airways
Deal found 5/12$2,098
This CheapOair deal was found by Cheapflights users on 5/13. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/145:47 pmPDX - BNE
3 stops31h 03mAir Tahiti Nui
Tue 11/48:25 amBNE - PDX
3 stops26h 03mAir Tahiti Nui
Deal found 5/13$2,511

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 May 13, 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

Wed 11/5

7:05 pm-8:40 am

1 stop19h 35m

Brisbane

Wed 11/19

10:45 am-2:44 pm

1 stop21h 59m

$1,068

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Mon 10/13

2:52 pm-7:45 am

2 stops23h 53m

Brisbane

Wed 10/22

9:00 am-4:50 pm

2 stops24h 50m

$1,112

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Tue 10/14

10:40 am-10:00 am

2 stops30h 20m

Brisbane

Tue 11/4

11:10 am-6:24 pm

2 stops25h 14m

$1,158

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Wed 11/5

11:10 am-7:45 am

2 stops26h 35m

Brisbane

Wed 11/19

10:45 am-4:12 pm

1 stop23h 27m

$1,159

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Wed 7/2

12:31 pm-5:25 am

1 stop23h 54m

Brisbane

Wed 7/9

8:05 pm-10:14 pm

1 stop19h 09m

$1,239

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Mon 10/13

9:55 am-6:30 am

1 stop27h 35m

Brisbane

Wed 10/22

10:30 am-6:32 pm

1 stop25h 02m

$1,255

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Tue 10/14

7:00 am-11:05 am

2 stops35h 05m

Brisbane

Mon 11/3

12:10 am-8:35 pm

2 stops38h 25m

$1,375

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Sat 8/16

7:40 am-5:25 am

1 stop28h 45m

Brisbane

Sat 8/30

8:05 pm-9:14 pm

1 stop18h 09m

$1,433

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Mon 10/13

7:00 am-4:45 pm

3 stops40h 45m

Brisbane

Wed 10/22

11:50 pm-4:50 pm

2 stops34h 00m

$2,033

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Tue 10/14

5:47 pm-5:50 pm

3 stops31h 03m

Brisbane

Tue 11/4

8:25 am-4:28 pm

3 stops26h 03m

$2,511

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/12

Showing 1-10 of 14 results
1
2

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 May.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*2 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

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 May 9, 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, March is the cheapest month in which you can book a flight from Portland to Brisbane (average of $1,019). Flying from Portland to Brisbane in December is currently the most expensive (average of $1,665). 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 May 13, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 63% on flights from Portland to Brisbane by exploring options for tickets in the morning.

What is the cheapest day to fly from Portland to Brisbane?

Use this chart to determine the cheapest time to fly round-trip from Portland to Brisbane. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Portland to Brisbane flight should consider departing on Sunday mornings when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Brisbane by month

Plan your trip to Brisbane by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Brisbane ranges from 1.2 - 6.7 inches per month. February is typically the wettest month, when rainfall can reach 6.7 in. September is typically the driest time to visit Brisbane when rainfall is around 1.2 in.

Temperature in Brisbane by month

Plan your trip to Brisbane by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Brisbane, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 77.0 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 59.0 F).

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 May 13, 2025.
Air Tahiti Nui
8.7
Very good
63 reviews

Boarding

8.7

Food

7.8

Overall

8.7

Comfort

8.1

Crew

9.1

Entertainment

7.3

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Air Tahiti Nui
8.7
Very good
63 reviews
Air Tahiti Nui
8.7
Very good
63 reviews

Boarding

8.7

Food

7.8

Overall

8.7

Comfort

8.1

Crew

9.1

Entertainment

7.3

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Singapore Airlines
8.1
Very good
1,294 reviews
Air Tahiti Nui
8.7
Very good
63 reviews

Boarding

8.7

Food

7.8

Overall

8.7

Comfort

8.1

Crew

9.1

Entertainment

7.3

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Delta
8.0
Very good
7,949 reviews
Air Tahiti Nui
8.7
Very good
63 reviews

Boarding

8.7

Food

7.8

Overall

8.7

Comfort

8.1

Crew

9.1

Entertainment

7.3

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Air New Zealand
8.0
Very good
476 reviews
Air Tahiti Nui
8.7
Very good
63 reviews

Boarding

8.7

Food

7.8

Overall

8.7

Comfort

8.1

Crew

9.1

Entertainment

7.3

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Hawaiian Airlines
7.9
Good
2,434 reviews
Air Tahiti Nui
8.7
Very good
63 reviews

Boarding

8.7

Food

7.8

Overall

8.7

Comfort

8.1

Crew

9.1

Entertainment

7.3

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

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.

  • 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 $1,068 on this airline. Additional options worth looking into are Air New Zealand and Delta, starting at $1,158 and $1,159 round-trip. These flights start at 17% lower than the current average price 3 months from now.

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

    To fly one-way, consider booking your trip with Qantas Airways, which is currently one of the cheapest options available, starting at $746. Hawaiian Airlines flights start at $747 while deals on United Airlines start at $749 one-way.

  • 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, March is the cheapest month in which you can book a flight from Portland to Brisbane (average of $1,019). Flying from Portland to Brisbane in December is currently the most expensive (average of $1,665). 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
Redcliffe

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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.
Portland to Coolangatta flights
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 May 13, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$456Average$1,212FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$872Average$1,304FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$935Average$1,165FlexibilityNo cancel feeOn-time67%
Qantas AirwaysCheapest$1,336Average$1,658FlexibilityNo cancel feeOn-time74%

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