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Cheap flights from Australia to Portland from $734

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 6/6. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — PDX
5 May — 12 May1
1 adult

Cheap flight deals from Australia to Portland

Keep the following information in mind while searching for Australia to Portland flight deals. Data was last updated 30 April 2025.

Round-trip from

$1,430

One-way from

$734

Popular in

December

Cheapest in

September

Average price

$1,989
6/6-10/6
  • 6/6-10/6
  • 3 total stops
  • 83h 34m total
  • Australia to Portland
Search Deals
6/6
  • 6/6
  • 2 total stops
  • 45h 23m total
  • Australia to Portland
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($420 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($86 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Australia to Portland

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 30 April 2025.

Fri 6/616:20SYD - PDX
1 stop31h 00mMultiple Airlines
Tue 10/617:06PDX - SYD
2 stops52h 34mMultiple Airlines
Deal found 29/4$1,430
Mon 10/1110:45BNE - PDX
1 stop25h 39mAir Canada
Mon 17/1115:25PDX - BNE
1 stop23h 15mAir Canada
Deal found 30/4$1,465
Mon 10/1110:45BNE - PDX
1 stop21h 59mMultiple Airlines
Mon 17/1119:05PDX - BNE
2 stops22h 50mMultiple Airlines
Deal found 30/4$1,491
Mon 2/610:20SYD - PDX
1 stop19h 02mUnited Airlines
Sun 15/612:42PDX - SYD
2 stops25h 18mUnited Airlines
Deal found 29/4$1,689
Thu 30/1010:20SYD - PDX
1 stop17h 14mAir Canada
Sun 23/1119:05PDX - SYD
1 stop19h 30mAir Canada
Deal found 28/4$1,697
Tue 3/609:25SYD - PDX
2 stops22h 25mDelta
Thu 12/620:29PDX - SYD
2 stops41h 06mDelta
Deal found 29/4$1,703
Mon 2/609:10SYD - PDX
2 stops24h 54mAmerican Airlines
Wed 11/623:59PDX - SYD
2 stops38h 06mAmerican Airlines
Deal found 29/4$1,816
Thu 4/908:45PER - PDX
2 stops39h 40mMultiple Airlines
Sat 20/907:00PDX - PER
2 stops33h 25mMultiple Airlines
Deal found 30/4$1,831
Fri 31/1019:10SYD - PDX
2 stops36h 09mSingapore Airlines
Mon 24/1107:30PDX - SYD
3 stops39h 25mSingapore Airlines
Deal found 29/4$1,895
Thu 6/1112:25SYD - PDX
2 stops24h 59mANA
Tue 11/1110:10PDX - SYD
2 stops29h 20mANA
Deal found 30/4$1,916
Wed 30/707:25MEL - PDX
2 stops23h 22mJapan Airlines
Mon 18/811:16PDX - MEL
2 stops25h 29mJapan Airlines
Deal found 29/4$1,917
Mon 6/1000:35MEL - PDX
2 stops38h 03mMultiple Airlines
Mon 13/1020:45PDX - MEL
2 stops38h 35mMultiple Airlines
Deal found 29/4$1,919

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 30 April 2025.
Use the filters below to find and compare flights from Australia to Portland that are best for you.

Fly from

Australia

Fly to

Portland

Route

Depart

Return

Price

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Fri 6/6

16:20-06:20

1 stop31h 00m

Portland

Tue 10/6

17:06-14:40

2 stops52h 34m

$1,430

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Mon 2/6

10:20-12:22

1 stop19h 02m

Portland

Sun 15/6

12:42-07:00

2 stops25h 18m

$1,689

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Tue 3/6

09:25-14:50

2 stops22h 25m

Portland

Thu 12/6

20:29-06:35

2 stops41h 06m

$1,703

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Mon 2/6

09:10-17:04

2 stops24h 54m

Portland

Wed 11/6

23:59-07:05

2 stops38h 06m

$1,816

PerthPortland

PER - PDX

PERPDX

Perth

Thu 4/9

08:45-09:25

2 stops39h 40m

Portland

Sat 20/9

07:00-07:25

2 stops33h 25m

$1,831

BrisbanePortland

BNE - PDX

BNEPDX

Brisbane

Sat 31/5

22:15-23:44

2 stops42h 29m

Portland

Sat 7/6

19:45-20:00

2 stops31h 15m

$1,866

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Sun 8/6

07:00-09:20

2 stops19h 20m

Portland

Mon 9/6

10:00-10:40

2 stops31h 40m

$1,867

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Wed 30/7

07:25-13:47

2 stops23h 22m

Portland

Mon 18/8

11:16-05:45

2 stops25h 29m

$1,917

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Mon 6/10

00:35-20:38

2 stops38h 03m

Portland

Mon 13/10

20:45-05:20

2 stops38h 35m

$1,919

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Mon 28/7

10:55-17:36

2 stops23h 41m

Portland

Sun 17/8

12:55-08:15

2 stops26h 20m

$1,933

Flights are sorted by cheapest return flights first.

Deals found on 29/4

Showing 1-10 of 37 results
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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 $908). Flying from Australia to Portland in December is currently the most expensive (average of $1,407). 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 AU to PDX?

Find hourly flight availability from Australia to Portland. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 April 2025.

When flying from Australia to Portland, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Portland by month

Plan your trip to Portland by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Portland ranges from 18.0 - 142.0 inches per month. November is typically the wettest month, when rainfall can reach 142.0 mm. July is typically the driest time to visit Portland when rainfall is around 18.0 mm.

Temperature in Portland by month

Plan your trip to Portland by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Portland, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

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 30 April 2025.
Get a feel of what it's like to fly with Air Tahiti Nui, Japan Airlines and ANA from Australia to Portland by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Entertainment

7.3

Comfort

8.1

Food

7.8

Crew

9.1

Overall

8.8

Boarding

8.7

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Air Tahiti Nui
8.8
Very Good
62 reviews
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Entertainment

7.3

Comfort

8.1

Food

7.8

Crew

9.1

Overall

8.8

Boarding

8.7

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Japan Airlines
8.3
Very Good
1,464 reviews
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Entertainment

7.3

Comfort

8.1

Food

7.8

Crew

9.1

Overall

8.8

Boarding

8.7

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
ANA
8.3
Very Good
852 reviews
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Entertainment

7.3

Comfort

8.1

Food

7.8

Crew

9.1

Overall

8.8

Boarding

8.7

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Fiji Airways
8.1
Very Good
190 reviews
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Entertainment

7.3

Comfort

8.1

Food

7.8

Crew

9.1

Overall

8.8

Boarding

8.7

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Singapore Airlines
8.1
Very Good
1,292 reviews
Air Tahiti Nui
8.8
Very Good
62 reviews
Check prices

Entertainment

7.3

Comfort

8.1

Food

7.8

Crew

9.1

Overall

8.8

Boarding

8.7

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

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.

  • What are the cheapest airlines to fly from Australia to Portland one-way?

    The cheapet airlines for a one-way flight from Australia to Portland are United Airlines ($892), Delta ($898), and Air Canada ($1,207).

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

    The most popular flight routes from Australia to Portland are Melbourne - Portland, Sydney Kingsford Smith - 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 $908). Flying from Australia to Portland in December is currently the most expensive (average of $1,407). 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.

Top 8 airlines flying from Australia to Portland

Discover the top 8 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 30 April 2025.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$678Average$1,971FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights
United AirlinesCheapest$1,004Average$2,001FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapest$1,025Average$1,748FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Virgin AustraliaCheapest$1,176Average$2,442FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
Air New ZealandCheapest$1,405Average$1,538FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
Qantas AirwaysCheapest$1,408Average$1,773FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
DeltaCheapest$1,584Average$1,750FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Singapore AirlinesCheapest$1,871Average$2,311FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights

Fly with Cheapflights

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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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