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Cheap flights from Sydney to Portland from $816

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 13/8. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — PDX
30 Mar — 6 Apr1
1 adult

Cheapflights Tip: The best prices from Sydney Kingsford Smith to Portland are usually found in March or September, booked 55 days in advance, depart on a Tuesday or Monday and return on a Tuesday

Cheap flight deals from Sydney to Portland

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to Portland (PDX). 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 25 March 2025.

Round-trip from

$1,489

One-way from

$816

Popular in

December

Cheapest in

March

Average price

$1,646
American Airlines
  • American Airlines
  • 19/5-28/5
  • 3 total stops
  • 62h 37m total
  • Sydney to Portland
Search Deals
13/8
  • 13/8
  • 1 total stop
  • 22h 50m total
  • Sydney to Portland
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($505 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($101 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2025
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Find flight deals from Sydney to Portland

Cheapest flights from Sydney to Portland
Explore the most affordable flight options available from Sydney to Portland. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 March 2025.

Mon 19/509:10SYD - PDX
1 stop31h 49mAmerican Airlines
Wed 28/511:39PDX - SYD
1 stop26h 16mAmerican Airlines
Deal found 23/3$1,489
Mon 19/517:45SYD - PDX
1 stop23h 14mMultiple Airlines
Wed 28/512:57PDX - SYD
1 stop25h 33mMultiple Airlines
Deal found 24/3$1,508
Mon 19/509:10SYD - PDX
1 stop31h 49mQantas Airways
Wed 28/506:00PDX - SYD
1 stop32h 05mQantas Airways
Deal found 23/3$1,510
Thu 27/312:10SYD - PDX
1 stop18h 27mUnited Airlines
Wed 2/408:45PDX - SYD
2 stops29h 15mUnited Airlines
Deal found 23/3$1,527
Thu 26/609:25SYD - PDX
2 stops23h 36mDelta
Mon 14/715:15PDX - SYD
2 stops22h 20mDelta
Deal found 23/3$1,541
Wed 24/909:20SYD - PDX
1 stop22h 26mAir Canada
Sat 18/1015:25PDX - SYD
1 stop22h 55mAir Canada
Deal found 24/3$1,745
Wed 24/918:05SYD - PDX
2 stops36h 45mSingapore Airlines
Sat 18/1007:30PDX - SYD
3 stops40h 15mSingapore Airlines
Deal found 24/3$2,264
Sat 27/917:50SYD - PDX
3 stops43h 41mAir Tahiti Nui
Fri 10/1017:30PDX - SYD
3 stops30h 20mAir Tahiti Nui
Deal found 23/3$2,623
Wed 24/920:55SYD - PDX
3 stops64h 10mTurkish Airlines
Sat 18/1008:15PDX - SYD
3 stops65h 45mTurkish Airlines
Deal found 24/3$4,249
Thu 27/306:15SYD - PDX
3 stops57h 18mFiji Airways
Wed 2/415:50PDX - SYD
2 stops26h 55mFiji Airways
Deal found 23/3$4,285
Wed 24/920:30SYD - PDX
2 stops33h 18mWestJet
Fri 17/1000:40PDX - SYD
2 stops35h 55mWestJet
Deal found 24/3$4,998

Cheapflights Fare Finder

Customise your flight search to find flights from Sydney 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 25 March 2025.
Use the filters below to find and compare flights from Sydney to Portland that are best for you.

Fly from

Sydney

Fly to

Portland

Route

Depart

Return

Price

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Mon 19/5

09:10-23:59

1 stop31h 49m

Portland

Wed 28/5

11:39-06:55

1 stop26h 16m

$1,489

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Mon 19/5

17:45-23:59

1 stop23h 14m

Portland

Wed 28/5

12:57-07:30

1 stop25h 33m

$1,508

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Mon 19/5

09:10-23:59

1 stop31h 49m

Portland

Wed 28/5

06:00-07:05

1 stop32h 05m

$1,510

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Thu 26/6

09:25-16:01

2 stops23h 36m

Portland

Mon 14/7

15:15-06:35

2 stops22h 20m

$1,541

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Thu 26/6

07:10-00:14

3 stops34h 04m

Portland

Mon 14/7

21:30-17:50

3 stops51h 20m

$3,162

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Wed 13/8

16:20-22:10

1 stop22h 50m

$816

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Wed 17/9

09:20-22:56

1 stop30h 36m

$1,206

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Wed 17/9

10:20-09:45

2 stops40h 25m

$1,226

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Mon 1/9

09:25-11:42

1 stop19h 17m

$1,234

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Sun 1/6

21:40-06:20

1 stop25h 40m

$1,253

Flights are sorted by cheapest return flights first.

Deals found on 24/3

Showing 1-10 of 16 results
1
2

Best time to book a flight from Sydney to Portland

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

How far ahead should I book a flight from Sydney to Portland?

Use this chart to determine the optimal time to book a return flight from Sydney to Portland. Price data was last updated on 21 March 2025.

Booking 55 days in advance of your planned departure date is, on average, the best time to get cheap flights from Sydney to Portland. 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 Sydney to Portland?

Currently, January is the cheapest month in which you can book a flight from Sydney to Portland (average of $908). Flying from Sydney 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 SYD to PDX?

Find hourly flight availability from Sydney 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 25 March 2025.

When flying from Sydney to Portland, 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 50% versus a flight in the evening.

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 25 March 2025.
Read through reviews of airlines operating flights from Sydney to Portland, such as Air Tahiti Nui, ANA and Fiji Airways. 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
8.7
Very Good
61 reviews
Check prices

Boarding

8.7

Comfort

8.0

Crew

9.1

Food

7.8

Entertainment

7.2

Overall

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
8.7
Very Good
61 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Boarding

8.7

Comfort

8.0

Crew

9.1

Food

7.8

Entertainment

7.2

Overall

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
826 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Boarding

8.7

Comfort

8.0

Crew

9.1

Food

7.8

Entertainment

7.2

Overall

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
8.0
Very Good
182 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Boarding

8.7

Comfort

8.0

Crew

9.1

Food

7.8

Entertainment

7.2

Overall

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.
Delta
8.0
Very Good
7,890 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Boarding

8.7

Comfort

8.0

Crew

9.1

Food

7.8

Entertainment

7.2

Overall

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.
Hawaiian Airlines
7.9
Good
2,331 reviews
Air Tahiti Nui
8.7
Very Good
61 reviews
Check prices

Boarding

8.7

Comfort

8.0

Crew

9.1

Food

7.8

Entertainment

7.2

Overall

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 Sydney to Portland. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Sydney to Portland round-trip?

    Currently priced at $1,489, American Airlines will fly you from Sydney to Portland and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Qantas Airways and Delta - these airlines can fly you to your destination from $1,510 and $1,541, respectively. These flights start at 21% lower than the current average price 3 months from now.

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

    To fly one-way, consider booking your trip with Air Canada, which is currently one of the cheapest options available, starting at $1,206. United Airlines flights start at $1,226 while deals on Delta start at $1,234 one-way.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Sydney to Portland (average of $908). Flying from Sydney 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 7 airlines flying from Sydney to Portland

Discover the top 7 airlines that operate flights from Sydney 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 25 March 2025.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$691Average$2,009FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights
DeltaCheapest$1,019Average$1,711FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$1,023Average$2,019FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Virgin AustraliaCheapest$1,198Average$2,619FlexibilityNo cancel feeOn-time80%
Search Virgin Australia flights
Air CanadaCheapest$1,368Average$1,700FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air New ZealandCheapest$1,431Average$1,560FlexibilityNo cancel feeOn-time78%
Search Air New Zealand flights
Qantas AirwaysCheapest$1,515Average$1,688FlexibilityNo cancel feeOn-time74%
Search Qantas Airways 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 Sydney to Portland?

Cheapflights helps you search for flights from Sydney 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 Sydney to Portland?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Sydney to Portland for you. Better yet — we are completely free to use.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Sydney to Portland, users can toggle the no change fees filter when performing a flight search.

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

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

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