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 19/1. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — BNE
11 Jan — 18 Jan1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Portland to Brisbane are usually found in February or March, booked 86 days in advance, depart on a Tuesday or Monday and return on a Thursday
Cheap 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 12 December 2025.
Tue 16/1205:00PDX - BNE
2 stops32h 30mUnited Airlines
Sat 24/111:40BNE - PDX
1 stop21h 06mUnited Airlines
Deal found 12/12$1,311
Wed 17/1217:30PDX - BNE
1 stop20h 50mDelta
Wed 28/111:05BNE - PDX
1 stop18h 55mDelta
Deal found 12/12$1,448
Sun 28/1217:41PDX - BNE
1 stop18h 04mAmerican Airlines
Tue 13/112:10BNE - PDX
1 stop20h 38mAmerican Airlines
Deal found 9/12$1,457
Sun 21/1219:30PDX - BNE
2 stops42h 50mDelta
Sun 25/110:40BNE - PDX
2 stops23h 28mDelta
Deal found 12/12$1,473
Sun 28/1206:20PDX - BNE
1 stop29h 25mQantas Airways
Tue 30/1212:10BNE - PDX
1 stop23h 01mQantas Airways
Deal found 10/12$1,511
Mon 15/1205:41PDX - BNE
1 stop29h 19mAmerican Airlines
Wed 24/1209:40BNE - PDX
1 stop30h 09mAmerican Airlines
Deal found 10/12$1,517
Sun 28/1219:45PDX - BNE
1 stop17h 45mUnited Airlines
Mon 12/111:40BNE - PDX
1 stop21h 06mUnited Airlines
Deal found 9/12$1,663
Tue 16/1205:00PDX - BNE
2 stops32h 30mUnited Airlines
Tue 27/106:05BNE - PDX
2 stops24h 36mUnited Airlines
Deal found 12/12$1,697
Tue 16/1205:00PDX - BNE
2 stops32h 30mUnited Airlines
Mon 26/108:05BNE - PDX
2 stops22h 28mUnited Airlines
Deal found 12/12$1,708
Tue 16/1213:00PDX - BNE
1 stop24h 30mUnited Airlines
Mon 29/1211:40BNE - PDX
1 stop21h 06mUnited Airlines
Deal found 12/12$1,718
Best flights from Portland to Brisbane
Discover carefully curated flight deals from Portland to Brisbane that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 12 December 2025.
Thu 5/315:15PDX - BNE
1 stop23h 30mAir Canada
Thu 19/309:45BNE - PDX
1 stop16h 30mAir Canada
Deal found 10/12$1,194
Sat 21/206:40PDX - BNE
1 stop28h 20mAmerican Airlines
Sun 1/317:10BNE - PDX
1 stop18h 09mAmerican Airlines
Deal found 11/12$1,271
Sat 21/215:15PDX - BNE
1 stop23h 30mMultiple Airlines
Sun 1/318:30BNE - PDX
2 stops32h 45mMultiple Airlines
Deal found 10/12$1,289
Thu 5/219:51PDX - BNE
1 stop17h 39mUnited Airlines
Mon 9/211:40BNE - PDX
1 stop21h 06mUnited Airlines
Deal found 11/12$1,305
Mon 26/109:50PDX - BNE
1 stop28h 55mAir Canada
Fri 6/210:45BNE - PDX
1 stop25h 45mAir Canada
Deal found 11/12$1,196
Thu 5/319:00PDX - BNE
1 stop19h 45mMultiple Airlines
Thu 19/318:30BNE - PDX
2 stops31h 45mMultiple Airlines
Deal found 10/12$1,289
Tue 20/107:00PDX - BNE
2 stops30h 30mUnited Airlines
Sat 31/111:40BNE - PDX
2 stops40h 05mUnited Airlines
Deal found 12/12$1,311
Tue 20/109:50PDX - BNE
1 stop28h 55mAir Canada
Sat 31/110:45BNE - PDX
1 stop25h 45mAir Canada
Deal found 10/12$1,251
Last-minute flights from Portland to Brisbane
Discover last-minute flight deals from Portland to Brisbane. Data last updated 12 December 2025 and is based on user searches.
Mon 15/1205:41PDX - BNE
1 stop29h 19mAmerican Airlines
Wed 24/1209:40BNE - PDX
1 stop30h 09mAmerican Airlines
Deal found 10/12$1,517
Tue 16/1205:00PDX - BNE
2 stops32h 30mUnited Airlines
Mon 26/111:40BNE - PDX
1 stop21h 06mUnited Airlines
Deal found 12/12$1,311
Wed 17/1217:30PDX - BNE
1 stop20h 50mDelta
Wed 28/111:05BNE - PDX
1 stop18h 55mDelta
Deal found 12/12$1,448
Wed 17/1214:23PDX - BNE
2 stops23h 57mDelta
Fri 30/110:40BNE - PDX
2 stops23h 28mDelta
Deal found 12/12$1,454
Sun 21/1219:30PDX - BNE
2 stops42h 50mDelta
Wed 28/111:05BNE - PDX
2 stops23h 03mDelta
Deal found 12/12$1,473
Sun 28/1217:41PDX - BNE
1 stop18h 04mAmerican Airlines
Tue 13/112:10BNE - PDX
1 stop20h 38mAmerican Airlines
Deal found 9/12$1,457
Sun 28/1206:20PDX - BNE
1 stop29h 25mQantas Airways
Tue 30/1212:10BNE - PDX
1 stop23h 01mQantas Airways
Deal found 10/12$1,511
Tue 20/109:50PDX - BNE
1 stop28h 55mAir Canada
Sat 31/110:45BNE - PDX
1 stop16h 30mAir Canada
Deal found 11/12$1,251
Sun 25/109:50PDX - BNE
1 stop28h 55mMultiple Airlines
Sun 1/206:10BNE - PDX
2 stops21h 05mMultiple Airlines
Deal found 11/12$1,277
Mon 26/109:50PDX - BNE
1 stop28h 55mAir Canada
Fri 6/210:45BNE - PDX
1 stop25h 45mAir Canada
Deal found 11/12$1,196
Mon 26/115:15PDX - BNE
1 stop23h 30mMultiple Airlines
Fri 6/206:10BNE - PDX
2 stops21h 05mMultiple Airlines
Deal found 11/12$1,220
One-way flights from Portland to Brisbane
Search for one-way flight options from Portland to Brisbane. Find affordable one-way fares based on user searches. Data last updated 12 December 2025.
Mon 19/109:50PDX - BNE
1 stop28h 55mAir Canada
Deal found 10/12$664
Mon 19/123:59PDX - BNE
2 stops37h 31mUnited Airlines
Deal found 10/12$677
Fri 16/119:00PDX - BNE
2 stops42h 00mMultiple Airlines
Deal found 10/12$692
Sat 17/119:00PDX - BNE
2 stops42h 00mAir Canada
Deal found 10/12$748
Mon 19/119:52PDX - BNE
1 stop18h 28mDelta
Deal found 10/12$772
Sun 18/119:00PDX - BNE
1 stop19h 45mAir Canada
Deal found 10/12$850
Sun 18/113:35PDX - BNE
3 stops49h 55mUnited Airlines
Deal found 10/12$972
Wed 14/119:00PDX - BNE
2 stops44h 30mAir Canada
Deal found 10/12$1,149
Tue 13/117:51PDX - BNE
3 stops34h 09mMultiple Airlines
Deal found 10/12$1,205
Thu 15/109:50PDX - BNE
1 stop28h 55mAir Canada
Deal found 10/12$1,256
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 12 December 2025.
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 12 December 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 5/3
15:15-08:45
1 stop23h 30m
Brisbane
Thu 19/3
09:45-09:15
1 stop16h 30m
$1,194
PortlandBrisbane
PDX - BNE
PDXBNE
Portland
Mon 26/1
09:50-08:45
1 stop28h 55m
Brisbane
Fri 6/2
10:45-18:30
1 stop25h 45m
$1,196
PortlandBrisbane
PDX - BNE
PDXBNE
Portland
Tue 20/1
09:50-08:45
1 stop28h 55m
Brisbane
Sat 31/1
10:45-18:30
1 stop25h 45m
$1,251
PortlandBrisbane
PDX - BNE
PDXBNE
Portland
Sat 21/2
06:40-05:00
1 stop28h 20m
Brisbane
Sun 1/3
17:10-17:19
1 stop18h 09m
$1,271
PortlandBrisbane
PDX - BNE
PDXBNE
Portland
Sat 21/2
15:15-08:45
1 stop23h 30m
Brisbane
Sun 1/3
18:30-09:15
2 stops32h 45m
$1,289
PortlandBrisbane
PDX - BNE
PDXBNE
Portland
Thu 5/3
19:00-08:45
1 stop19h 45m
Brisbane
Thu 19/3
18:30-09:15
2 stops31h 45m
$1,289
PortlandBrisbane
PDX - BNE
PDXBNE
Portland
Thu 5/2
19:51-07:30
1 stop17h 39m
Brisbane
Mon 9/2
11:40-14:46
1 stop21h 06m
$1,305
PortlandBrisbane
PDX - BNE
PDXBNE
Portland
Tue 20/1
07:00-07:30
2 stops30h 30m
Brisbane
Sat 31/1
11:40-09:45
2 stops40h 05m
$1,311
PortlandBrisbane
PDX - BNE
PDXBNE
Portland
Mon 19/1
23:59-07:30
2 stops37h 31m
$677
PortlandBrisbane
PDX - BNE
PDXBNE
Portland
Fri 16/1
19:00-07:00
2 stops42h 00m
$692
Flights are sorted by cheapest return flights first.
Deals found on 10/12
Showing 1-10 of 18 results
1
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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
Prices
More
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 5 December 2025.
Booking 86 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, February is the cheapest month in which you can book a flight from Portland to Brisbane (average of $1,295). Flying from Portland to Brisbane in October is currently the most expensive (average of $2,351). 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 12 December 2025.
When flying from Portland to Brisbane, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 34% versus a flight in the morning.
What’s the top stopover airport for flights from Portland to Brisbane?
Share of one-stop return flights from Portland to Brisbane chosen by Cheapflights users in the past 12 months, using the same stopover each way.
Vancouver (YVR) – chosen by Cheapflights users on 83% of one-stop itineraries from Portland to Brisbane on Cheapflights.
What’s the cheapest stopover airport for flights from Portland to Brisbane?
Average return fare for one-stop flights from Portland to Brisbane, chosen by Cheapflights users in the past 12 months, with the same stopover each way.
San Francisco (SFO) is the most affordable one-stop option, with an average return flight price of $1,536.
What’s the fastest stopover option from Portland to Brisbane?
Shortest average travel time for one-stop one-way flights from Portland to Brisbane, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by stopover airport.
Flights via San Francisco (SFO) have the shortest average one-way travel time for one-stop routes: 17h 52m.
Which airport typically offers the quickest stopover for flights from Portland to Brisbane?
Average stopover duration for one-stop one-way flights from Portland to Brisbane, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via San Francisco (SFO) offer the fastest connection on this route, with an average stopover time of 1h 56m.
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, February is the cheapest month in which you can book a flight from Portland to Brisbane (average of $1,295). Flying from Portland to Brisbane in October is currently the most expensive (average of $2,351). 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.
Explore flights to Brisbane departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 12 December 2025.
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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