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Cheap flights from Australia to Portland from $801

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 19/4. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — PDX
14 Apr — 21 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Australia to Portland

Enter your travel dates to find the best prices.

Cheapest flights from Australia to Portland
Explore the most affordable flight options available from Australia to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 March 2026.

Tue 28/410:55
MEL
-
PDX
2 stops27h 19m
United Airlines
Tue 5/507:15
PDX
-
MEL
1 stop32h 00m
United Airlines
Deal found 14/3$1,272
Wed 14/1007:10
MEL
-
PDX
2 stops20h 21m
Air Canada
Fri 23/1015:30
PDX
-
MEL
2 stops27h 45m
Air Canada
Deal found 14/3$1,299
Mon 27/410:55
MEL
-
PDX
1 stop26h 53m
Lufthansa
Mon 4/519:45
PDX
-
MEL
1 stop19h 30m
Lufthansa
Deal found 13/3$1,306
Wed 29/413:20
SYD
-
PDX
2 stops25h 53m
Multiple Airlines
Wed 6/514:50
PDX
-
SYD
2 stops28h 00m
Multiple Airlines
Deal found 14/3$1,356
Tue 28/411:35
BNE
-
PDX
2 stops26h 00m
Multiple Airlines
Tue 5/514:50
PDX
-
BNE
2 stops26h 50m
Multiple Airlines
Deal found 14/3$1,359
Tue 28/420:45
BNE
-
PDX
2 stops29h 25m
Air Canada
Tue 5/519:45
PDX
-
BNE
1 stop18h 20m
Air Canada
Deal found 14/3$1,362
Fri 24/410:00
BNE
-
PDX
1 stop16h 10m
Air Canada
Fri 8/510:10
PDX
-
BNE
1 stop27h 55m
Air Canada
Deal found 14/3$1,372
Mon 27/416:35
MEL
-
PDX
2 stops22h 00m
American Airlines
Mon 4/506:00
PDX
-
MEL
1 stop30h 00m
American Airlines
Deal found 13/3$1,408
Wed 29/420:40
BNE
-
PDX
2 stops29h 30m
Multiple Airlines
Wed 6/510:10
PDX
-
BNE
1 stop27h 55m
Multiple Airlines
Deal found 15/3$1,423
Fri 24/410:00
BNE
-
PDX
1 stop25h 30m
Multiple Airlines
Fri 8/519:45
PDX
-
BNE
2 stops23h 20m
Multiple Airlines
Deal found 14/3$1,452
Wed 15/420:40
BNE
-
PDX
2 stops29h 30m
Multiple Airlines
Wed 6/519:45
PDX
-
BNE
1 stop18h 20m
Multiple Airlines
Deal found 10/3$1,454
Mon 23/312:00
MEL
-
PDX
1 stop23h 08m
American Airlines
Mon 30/305:00
PDX
-
MEL
2 stops31h 45m
American Airlines
Deal found 11/3$1,456

Find flight deals from Australia to Portland

Keep the following information in mind while searching for Australia to Portland flight deals. Data was last updated 15 March 2026.

Round-trip from

$1,272

One-way from

$801

Popular in

May

Cheapest in

November

Average price

$1,529
United Airlines
  • United Airlines
  • 28/4-5/5
  • 2 total stops
  • 57h 57m total
  • Australia to Portland
Search Deals
Delta
  • Delta
  • 19/4
  • 1 total stop
  • 26h 17m total
  • Australia to Portland
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($310 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($46 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Australia to Portland 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 15 March 2026.
Use the filters below to find and compare flights from Australia to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Tue 28/4

10:55-17:44

2 stops23h 49m

Portland

Tue 5/5

05:00-08:15

2 stops34h 15m

$1,272

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Mon 27/4

13:30-23:44

2 stops27h 14m

Portland

Mon 4/5

17:49-12:25

2 stops25h 36m

$1,306

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Mon 27/4

10:55-20:48

1 stop26h 53m

Portland

Mon 4/5

19:45-08:15

1 stop19h 30m

$1,306

BrisbanePortland

BNE - PDX

BNEPDX

Brisbane

Tue 28/4

11:35-20:35

2 stops26h 00m

Portland

Tue 5/5

14:50-10:40

2 stops26h 50m

$1,359

BrisbanePortland

BNE - PDX

BNEPDX

Brisbane

Fri 24/4

10:00-09:10

1 stop16h 10m

Portland

Fri 8/5

10:10-07:05

1 stop27h 55m

$1,372

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Mon 27/4

16:35-21:35

2 stops22h 00m

Portland

Mon 4/5

06:00-05:00

1 stop30h 00m

$1,408

BrisbanePortland

BNE - PDX

BNEPDX

Brisbane

Wed 29/4

20:40-09:10

2 stops29h 30m

Portland

Wed 6/5

10:10-07:05

1 stop27h 55m

$1,423

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Wed 29/4

17:50-21:35

1 stop20h 45m

Portland

Wed 6/5

06:00-07:05

1 stop32h 05m

$1,458

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Fri 24/4

13:15-20:35

2 stops24h 20m

Portland

Fri 1/5

17:51-11:50

2 stops24h 59m

$1,469

BrisbanePortland

BNE - PDX

BNEPDX

Brisbane

Fri 24/4

09:40-20:35

2 stops27h 55m

Portland

Fri 8/5

17:51-11:05

2 stops24h 14m

$1,479

Flights are sorted by cheapest return flights first.

Deals found on 12/3

Showing 1-10 of 58 resultsSorted by cheapest first
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Best time to book a flight from Australia to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland from Australia 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 Australia to Portland

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

Currently, January is the cheapest month in which you can book a flight from Australia to Portland (average of $786). Flying from Australia to Portland in June is currently the most expensive (average of $1,269). 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.

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. 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 Portland. Reviews last updated 15 March 2026.
Check out reviews from past customers who have flown with Alaska Airlines,Hawaiian Airlines, andQantas Airways from Australia to Portland to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very Good
12,043 reviews
Check prices

Boarding

8.1

Crew

8.5

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
Alaska Airlines
8.0
Very Good
12,043 reviews
Alaska Airlines
8.0
Very Good
12,043 reviews
Check prices

Boarding

8.1

Crew

8.5

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
Hawaiian Airlines
7.8
Good
2,839 reviews
Alaska Airlines
8.0
Very Good
12,043 reviews
Check prices

Boarding

8.1

Crew

8.5

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
Qantas Airways
7.5
Good
1,004 reviews
Alaska Airlines
8.0
Very Good
12,043 reviews
Check prices

Boarding

8.1

Crew

8.5

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
United Airlines
7.4
Good
9,424 reviews
Alaska Airlines
8.0
Very Good
12,043 reviews
Check prices

Boarding

8.1

Crew

8.5

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
Air Canada
7.1
Good
10,800 reviews
Alaska Airlines
8.0
Very Good
12,043 reviews
Check prices

Boarding

8.1

Crew

8.5

Comfort

7.8

Food

7.1

Overall

8.0

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.

Related info for your journey

Find useful and relevant information for your journey from Australia to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Portland from Australia?

    Portland (PDX), located 9.7 km from the city centre, is the airport you fly into when you book flights from Australia to Portland.

  • How long is the flight from Australia to Portland?

    United Airlines, Lufthansa, and Air Canada can get you from Australia to Portland in just under 16h 10m. Your travel time can differ by up to 10h 43m. The distance between Australia and Portland is about 11719 km. This flight may include one or multiple stops.

  • What are the most popular routes from Australia to Portland?

    The most popular flight routes from Australia to Portland are Sydney Kingsford Smith - Portland, Melbourne - Portland and Brisbane - Portland.

  • Can I find deals for flights from Australia to Portland that include hotel bookings?

    Yes. In addition to deals on Australia to Portland flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Australia to Portland?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Australia to Portland.

  • Can I find deals for business class flights from Australia to Portland?

    Yes. Cheapflights offers flight deals from Australia to Portland 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 Australia to Portland?

    Currently, January is the cheapest month in which you can book a flight from Australia to Portland (average of $786). Flying from Australia to Portland in June is currently the most expensive (average of $1,269). 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.

Fly from Australia to Portland on these airlines

Choose from the following airlines for your flight from Australia to Portland. Flights are based on user searches made on Cheapflights and were last updated on 15 March 2026.
United Airlines flights from Australia to Portland
Air Canada flights from Australia to Portland
Qantas Airways flights from Australia to Portland
Virgin Australia flights from Australia to Portland

Top 9 airlines flying from Australia to Portland

Discover the top 9 airlines that operate flights from Australia to Portland. 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 647,157 searches. Data last updated 15 March 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$727Average$1,638FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapest$756Average$1,693FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Air CanadaCheapest$1,026Average$1,421FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Hawaiian AirlinesCheapest$1,070Average$1,824FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights
Alaska AirlinesCheapest$1,176Average$1,750FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
Qantas AirwaysCheapest$1,291Average$1,600FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Alaska AirlinesCheapest$1,292Average$1,746FlexibilityNo cancel feeOn-timeN/A
Search Alaska Airlines flights
Virgin AustraliaCheapest$1,338Average$1,660FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
Singapore AirlinesCheapest$1,836Average$1,883FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines 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 Australia to Portland?

Cheapflights helps you search for flights from Australia to Portland via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights simply makes it quick and affordable to book flights from Australia to Portland by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Certainly. Search results for flights to Portland from Australia shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Of course! You can now track prices for flights from Australia to Portland and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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