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$583+ 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 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BNE
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
1 adult, Economy
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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 August 18, 2025.

Round-trip from

$981
(Air Canada)

One-way from

$583
(American Airlines)

Popular in

November

Cheapest in

February

Average price

$1,275
From Portland to Brisbane
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One-way flight from Portland to Brisbane
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Highest demand for flights based on searches. 14% potential increase in price ($224 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($39 potential savings vs. average RT price).
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Average for round-trip flights in August 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 August 18, 2025.

This Air Canada deal was found by Cheapflights users on 8/17. 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.
Mon 12/153:15 pmPDX - BNE
1 stop23h 30mAir Canada
Wed 12/2410:45 amBNE - PDX
1 stop16h 30mAir Canada
Deal found 8/17$981
This United Airlines deal was found by Cheapflights users on 8/18. 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 12/61:14 pmPDX - BNE
2 stops24h 16mUnited Airlines
Tue 12/3011:40 amBNE - PDX
2 stops40h 21mUnited Airlines
Deal found 8/18$1,026
This American Airlines deal was found by Cheapflights users on 8/17. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/292:56 pmPDX - BNE
1 stop21h 29mAmerican Airlines
Fri 9/128:05 pmBNE - PDX
1 stop18h 11mAmerican Airlines
Deal found 8/17$1,044
This American Airlines deal was found by Cheapflights users on 8/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/108:31 amPDX - BNE
1 stop27h 54mAmerican Airlines
Wed 9/178:05 pmBNE - PDX
1 stop18h 11mAmerican Airlines
Deal found 8/15$1,045
This Delta deal was found by Cheapflights users on 8/18. 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 12/51:00 pmPDX - BNE
1 stop24h 45mDelta
Sun 12/2810:45 amBNE - PDX
1 stop25h 16mDelta
Deal found 8/18$1,066
This American Airlines deal was found by Cheapflights users on 8/16. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/132:45 pmPDX - BNE
2 stops26h 50mAmerican Airlines
Wed 10/228:05 pmBNE - PDX
1 stop34h 59mAmerican Airlines
Deal found 8/16$1,082

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 August 18, 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

Mon 11/3

9:50 am-8:45 am

1 stop28h 55m

Brisbane

Sat 11/8

10:45 am-9:15 am

1 stop16h 30m

$981

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Fri 8/29

2:56 pm-5:25 am

1 stop21h 29m

Brisbane

Fri 9/12

8:05 pm-9:16 pm

1 stop18h 11m

$1,044

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Wed 9/10

8:31 am-5:25 am

1 stop27h 54m

Brisbane

Wed 9/17

8:05 pm-9:16 pm

1 stop18h 11m

$1,045

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Mon 10/13

2:45 pm-10:35 am

2 stops26h 50m

Brisbane

Wed 10/22

8:05 pm-2:04 pm

1 stop34h 59m

$1,082

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Mon 11/3

1:00 pm-7:30 am

1 stop24h 30m

Brisbane

Sat 11/8

11:40 am-9:26 pm

2 stops27h 46m

$1,116

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Wed 9/10

8:31 am-5:25 am

1 stop27h 54m

$583

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Wed 9/10

3:40 pm-10:40 am

3 stops26h 00m

$1,438

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Mon 9/1

5:47 pm-6:45 am

3 stops43h 58m

$2,706

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Mon 9/1

7:40 am-5:25 am

1 stop28h 45m

$5,231

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/15

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 August 8, 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 $1,015). Flying from Portland to Brisbane in December is currently the most expensive (average of $1,623). 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 August 18, 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.

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 August 18, 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.
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Qantas Airways
7.5
Good
896 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,925 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
9,992 reviews
Delta
8.0
Very good
7,981 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Boarding

8.2

Entertainment

7.9

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 American Airlines can get you from Portland to Brisbane in just under 21h 29m. Your travel time can differ by up to 7h 26m. 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 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 64% 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, March is the cheapest month in which you can book a flight from Portland to Brisbane (average of $1,015). Flying from Portland to Brisbane in December is currently the most expensive (average of $1,623). 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 Brisbane?

Book flights to Brisbane 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
Portland to Townsville flights
Eugene to Brisbane 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 August 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$456Average$1,188FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$872Average$1,284FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$928Average$1,245FlexibilityNo cancel feeOn-time67%
Qantas AirwaysCheapest$980Average$1,687FlexibilityNo cancel feeOn-time74%

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