HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Brisbane

$1,036+ 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 10/31. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BNE
Jul 8 — Jul 151
Wed 7/8
Wed 7/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Portland to Brisbane with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 8, 2026.

This Air Canada deal was found by Cheapflights users on 6/8. 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.
Sat 10/313:15 pm
PDX
-
BNE
1 stop24h 30m
Air Canada
Sun 11/810:45 am
BNE
-
PDX
1 stop16h 41m
Air Canada
Deal found 6/8$1,036
This Air Canada deal was found by Cheapflights users on 6/6. 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 stop25h 46m
Air Canada
Deal found 6/6$1,037
This oojo deal was found by Cheapflights users on 6/8. 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.
Thu 9/241:53 pm
PDX
-
BNE
1 stop22h 07m
Qantas Airways
Sat 12/121:10 pm
BNE
-
PDX
1 stop22h 18m
Qantas Airways
Deal found 6/8$1,059
This Air Canada deal was found by Cheapflights users on 6/8. 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.
Sat 10/3110:00 am
PDX
-
BNE
1 stop29h 45m
Multiple Airlines
Sun 11/86:10 am
BNE
-
PDX
2 stops21h 16m
Multiple Airlines
Deal found 6/8$1,064
This Air Canada deal was found by Cheapflights users on 6/5. 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
Multiple Airlines
Tue 11/36:10 am
BNE
-
PDX
2 stops21h 16m
Multiple Airlines
Deal found 6/5$1,065
This Air Canada deal was found by Cheapflights users on 6/7. 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 10/183:30 pm
PDX
-
BNE
1 stop22h 35m
Air Canada
Wed 10/285:05 am
BNE
-
PDX
2 stops21h 21m
Air Canada
Deal found 6/7$1,070
This Justfly.com deal was found by Cheapflights users on 6/5. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/110:00 am
PDX
-
BNE
1 stop28h 45m
Air Canada
Sat 11/1412:05 pm
BNE
-
PDX
2 stops39h 21m
Air Canada
Deal found 6/5$1,071
This Air Canada deal was found by Cheapflights users on 6/6. 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 8/37:45 pm
PDX
-
BNE
1 stop18h 20m
Air Canada
Thu 8/2010:15 am
BNE
-
PDX
1 stop25h 56m
Air Canada
Deal found 6/6$1,074
This Air Canada deal was found by Cheapflights users on 6/8. 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 6/8$1,081

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 8, 2026.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$1,036
(Air Canada)

Popular in

December

Cheapest in

January

Average price

$996
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
Highest demand for flights based on searches. 2% potential increase in price ($33 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($44 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 8, 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

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Mon 8/3

7:45 pm-7:05 am

1 stop18h 20m

Brisbane

Thu 8/20

10:15 am-7:11 pm

1 stop25h 56m

$1,074
Quickest round-trip

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Sat 8/22

2:53 pm-5:00 am

1 stop21h 07m

Brisbane

Sat 8/29

8:35 pm-11:59 pm

1 stop20h 24m

$1,116

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Sun 6/21

5:00 am-6:30 am

2 stops32h 30m

Brisbane

Wed 6/24

10:30 am-5:44 pm

2 stops24h 14m

$1,232

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Thu 9/3

11:02 pm-6:30 am

2 stops38h 28m

Brisbane

Wed 9/16

10:30 am-10:11 am

1 stop16h 41m

$1,233

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Sat 7/4

11:16 am-8:10 am

2 stops51h 54m

Brisbane

Fri 7/10

10:30 am-12:08 pm

1 stop18h 38m

$1,245

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Sun 7/12

10:30 am-11:25 pm

2 stops43h 55m

Brisbane

Sat 8/1

7:30 am-6:11 am

2 stops39h 41m

$1,532

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Mon 7/13

7:46 am-10:55 am

2 stops34h 09m

Brisbane

Sat 8/1

7:30 am-4:17 pm

2 stops49h 47m

$1,559

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/6

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 $1,629). 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 8, 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
1,045 reviews

Crew

8.2

Overall

7.5

Food

7.0

Entertainment

7.2

Boarding

7.7

Comfort

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
1,045 reviews
Qantas Airways
7.5
Good
1,045 reviews

Crew

8.2

Overall

7.5

Food

7.0

Entertainment

7.2

Boarding

7.7

Comfort

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
9,785 reviews
Qantas Airways
7.5
Good
1,045 reviews

Crew

8.2

Overall

7.5

Food

7.0

Entertainment

7.2

Boarding

7.7

Comfort

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
11,645 reviews
Qantas Airways
7.5
Good
1,045 reviews

Crew

8.2

Overall

7.5

Food

7.0

Entertainment

7.2

Boarding

7.7

Comfort

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
11,147 reviews
Qantas Airways
7.5
Good
1,045 reviews

Crew

8.2

Overall

7.5

Food

7.0

Entertainment

7.2

Boarding

7.7

Comfort

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 18h 20m. Your travel time can differ by up to 14h 10m. 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 $784 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 30% 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 $1,629). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapest$784Average$1,052FlexibilityNo cancel feeOn-time67%
American AirlinesCheapest$855Average$981FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$868Average$1,118FlexibilityNo cancel feeOn-time69%
Qantas AirwaysCheapest$957Average$1,649FlexibilityNo cancel feeOn-time74%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.