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Cheap flights from Portland to Brisbane from $606

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 15/2. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BNE
8 Feb — 15 Feb1
1 adult
1 adult, Economy, 0 bags

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 9 January 2026.

Round-trip from

$1,189

One-way from

$606

Popular in

October

Cheapest in

January

Average price

$1,295
Air Canada
  • Air Canada
  • 19/2-12/3
  • 2 total stops
  • 40h 00m total
  • Portland to Brisbane
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Air Canada
  • Air Canada
  • 15/2
  • 1 total stop
  • 28h 55m total
  • Portland to Brisbane
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($284 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($123 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
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Find flight deals from Portland to Brisbane

Enter your travel dates to find the best prices.

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 9 January 2026.

Thu 19/215:15PDX - BNE
1 stop23h 30mAir Canada
Thu 12/309:45BNE - PDX
1 stop16h 30mAir Canada
Deal found 7/1$1,189
Sat 21/219:05PDX - BNE
1 stop19h 40mAir Canada
Sun 1/310:45BNE - PDX
1 stop21h 55mAir Canada
Deal found 6/1$1,191
Thu 5/319:05PDX - BNE
2 stops24h 20mMultiple Airlines
Thu 19/309:45BNE - PDX
1 stop25h 45mMultiple Airlines
Deal found 7/1$1,215
Sat 21/219:05PDX - BNE
2 stops26h 25mMultiple Airlines
Sun 1/310:45BNE - PDX
1 stop21h 55mMultiple Airlines
Deal found 6/1$1,216
Sat 31/119:00PDX - BNE
2 stops27h 55mAir Canada
Sat 14/210:45BNE - PDX
1 stop21h 55mAir Canada
Deal found 7/1$1,240
Wed 18/315:15PDX - BNE
1 stop23h 30mAir Canada
Wed 1/410:00BNE - PDX
1 stop25h 30mAir Canada
Deal found 5/1$1,246
Sun 8/215:15PDX - BNE
1 stop23h 30mAir Canada
Thu 12/210:45BNE - PDX
1 stop25h 45mAir Canada
Deal found 8/1$1,248
Wed 4/319:05PDX - BNE
2 stops24h 20mMultiple Airlines
Wed 11/309:45BNE - PDX
1 stop16h 30mMultiple Airlines
Deal found 6/1$1,271
Sun 8/219:05PDX - BNE
1 stop19h 40mMultiple Airlines
Thu 12/206:10BNE - PDX
2 stops21h 05mMultiple Airlines
Deal found 8/1$1,273

Cheapflights Fare Finder

 
Customise 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 647,157 searches. Data last updated 9 January 2026.
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 19/2

15:15-08:45

1 stop23h 30m

Brisbane

Thu 12/3

09:45-09:15

1 stop16h 30m

$1,189

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Thu 5/3

19:05-08:45

1 stop19h 40m

Brisbane

Thu 19/3

09:45-09:15

1 stop16h 30m

$1,189

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Thu 19/2

19:05-14:20

2 stops25h 15m

Brisbane

Thu 12/3

09:45-18:30

1 stop25h 45m

$1,215

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Wed 18/3

15:15-07:45

1 stop23h 30m

Brisbane

Wed 1/4

10:00-18:30

1 stop25h 30m

$1,246

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Wed 4/3

19:05-08:45

1 stop19h 40m

Brisbane

Wed 11/3

09:45-18:30

1 stop25h 45m

$1,248

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Thu 5/3

19:05-13:25

2 stops24h 20m

Brisbane

Thu 19/3

06:05-14:40

2 stops25h 35m

$1,249

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Wed 18/3

15:15-11:30

2 stops27h 15m

Brisbane

Wed 1/4

10:00-18:30

1 stop25h 30m

$1,273

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Sun 8/2

09:50-08:45

1 stop28h 55m

Brisbane

Thu 12/2

10:45-18:30

1 stop25h 45m

$1,280

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Sat 21/2

19:05-13:30

2 stops24h 25m

Brisbane

Sun 1/3

18:30-09:15

2 stops32h 45m

$1,310

PortlandBrisbane

PDX - BNE

PDXBNE

Portland

Sun 15/2

09:50-08:45

1 stop28h 55m

$606

Flights are sorted by cheapest return flights first.

Deals found on 6/1

Showing 1-10 of 12 results
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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 return 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 return flight from Portland to Brisbane. Price data was last updated on 2 January 2026.

Booking 45 days in advance of your planned departure date is, on average, the best time to get cheap flights from Portland to Brisbane. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, January is the cheapest month in which you can book a flight from Portland to Brisbane (average of $1,197). Flying from Portland to Brisbane in October is currently the most expensive (average of $2,335). 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.

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?

    Departing from Portland to Brisbane will take you 23h 30m. Airlines will cover a distance of 11719 km.

  • 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 holiday 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, January is the cheapest month in which you can book a flight from Portland to Brisbane (average of $1,197). Flying from Portland to Brisbane in October is currently the most expensive (average of $2,335). 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

Travelling to a place near Brisbane?

Book flights to Brisbane if you plan to visit one of these locations
Redcliffe
Ipswich
Caboolture

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.
Portland to Coolangatta flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Portland to Brisbane?

When you search for this flight from Portland to Brisbane, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Portland to Brisbane?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Portland to Brisbane.

Can Cheapflights find flights from Portland to Brisbane with no change fees?

Need flexible booking options for your flight to Brisbane from Portland? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Portland to Brisbane become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Brisbane from Portland today and book when prices fit your budget.

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