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$455+ Cheap flights from Sydney (SYD) to Portland (PDX)

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 3/17. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — PDX
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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The best prices from Sydney Kingsford Smith to Portland are usually found in July or March, booked 56 days in advance, depart on a Wednesday or Tuesday and return on a Saturday

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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$970
(United)

One-way from

$455
(Trip.com)

Popular in

December

Cheapest in

July

Average price

$1,037
Provider with most accurate pricing for Sydney Kingsford Smith-Portland flight deals.
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Provider most trusted by Cheapflights users for Sydney Kingsford Smith-Portland flights.
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From Sydney Kingsford Smith to Portland
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One-way flight from Sydney Kingsford Smith to Portland
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($239 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($44 potential savings vs. average RT price).
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Average for round-trip flights in February 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 February 20, 2025.

This United deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/1910:20 amSYD - PDX
1 stop19h 19mUnited Airlines
Wed 5/283:42 pmPDX - SYD
1 stop22h 13mUnited Airlines
Deal found 2/19$970
This American Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/2711:15 amSYD - PDX
1 stop29h 23mAmerican Airlines
Wed 4/25:31 amPDX - SYD
1 stop31h 24mAmerican Airlines
Deal found 2/19$1,011
This Kiwi.com deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/185:35 pmSYD - PDX
1 stop20h 01mMultiple Airlines
Sat 5/106:20 amPDX - SYD
2 stops32h 10mMultiple Airlines
Deal found 2/19$1,112
This Jettzy deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/110:10 amSYD - PDX
1 stop30h 28mQantas Airways
Fri 4/1112:03 pmPDX - SYD
1 stop26h 02mQantas Airways
Deal found 2/19$1,559
This Air Tahiti Nui deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Tahiti Nui is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/18:55 amSYD - PDX
2 stops41h 37mAir Tahiti Nui
Fri 4/116:05 pmPDX - SYD
3 stops30h 45mAir Tahiti Nui
Deal found 2/19$1,968
This KAYAK deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/193:00 pmSYD - PDX
2 stops39h 36mSingapore Airlines
Wed 5/287:00 amPDX - SYD
3 stops40h 45mSingapore Airlines
Deal found 2/19$2,122
This Delta deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/110:25 amSYD - PDX
1 stop26h 20mDelta
Thu 4/1012:59 amPDX - SYD
2 stops36h 36mDelta
Deal found 2/19$12,754

Find flights from Sydney to Portland within your budget

Customize 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 2,558,603 searches. Data last updated February 20, 2025.

Fly from

Sydney

Fly to

Portland

Route

Depart

Return

Price

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Mon 5/19

9:30 am-9:00 pm

2 stops28h 30m

Portland

Wed 5/28

12:54 pm-7:00 am

2 stops25h 06m

$970

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Thu 3/27

11:15 am-10:38 pm

1 stop29h 23m

Portland

Wed 4/2

5:31 am-6:55 am

1 stop31h 24m

$1,011

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Fri 4/18

5:35 pm-8:36 pm

1 stop20h 01m

Portland

Sat 5/10

6:20 am-7:30 am

2 stops32h 10m

$1,112

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Tue 4/1

10:10 am-10:38 pm

1 stop30h 28m

Portland

Fri 4/11

12:03 pm-7:05 am

1 stop26h 02m

$1,559

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Tue 4/1

8:55 am-8:32 am

2 stops41h 37m

Portland

Fri 4/11

6:05 pm-5:50 pm

3 stops30h 45m

$1,968

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Mon 5/19

3:00 pm-1:36 pm

2 stops39h 36m

Portland

Wed 5/28

7:00 am-4:45 pm

3 stops40h 45m

$2,122

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Tue 4/1

10:25 am-6:45 pm

1 stop26h 20m

Portland

Thu 4/10

12:59 am-6:35 am

2 stops36h 36m

$12,754

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Mon 3/17

2:00 pm-8:28 pm

2 stops24h 28m

$455

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Sun 4/20

9:25 am-3:53 pm

1 stop23h 28m

$847

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Sat 4/5

10:10 am-2:35 pm

1 stop22h 25m

$1,021

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Compare providers for flights from Sydney to Portland

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sydney to Portland in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Sydney-Portland flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Sydney-Portland flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Sydney-Portland flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Sydney-Portland flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Sydney-Portland flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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.

Travel insights for flights from Sydney to Portland

Get recent, data-driven insights about flights from Sydney to Portland including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Sydney to Portland. Price data was last updated on February 14, 2025.

The price you pay for your flight from Sydney to Portland may vary depending on when you book. For the best chance of a lower fare, look to book 55 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, November is the cheapest month in which you can book a flight from Sydney to Portland (average of $277). Flying from Sydney to Portland in March is currently the most expensive (average of $376). 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 February 20, 2025.

Unlike at noon, when flights are generally more expensive, you can save up to 13% on flights from Sydney to Portland by exploring options for tickets in the morning.

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 0.7 - 5.6 inches per month. November is typically the wettest month, when rainfall can reach 5.6 in. July is typically the driest time to visit Portland when rainfall is around 0.7 in.

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 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 41.0 F).

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 February 20, 2025.
Air Tahiti Nui
8.7
Very good
61 reviews

Comfort

8.0

Overall

8.7

Crew

9.1

Food

7.8

Boarding

8.7

Entertainment

7.2

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

Comfort

8.0

Overall

8.7

Crew

9.1

Food

7.8

Boarding

8.7

Entertainment

7.2

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
1,299 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Comfort

8.0

Overall

8.7

Crew

9.1

Food

7.8

Boarding

8.7

Entertainment

7.2

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
8,220 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Comfort

8.0

Overall

8.7

Crew

9.1

Food

7.8

Boarding

8.7

Entertainment

7.2

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.

Qantas Airways
7.4
Good
814 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Comfort

8.0

Overall

8.7

Crew

9.1

Food

7.8

Boarding

8.7

Entertainment

7.2

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.

United Airlines
7.4
Good
8,766 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Comfort

8.0

Overall

8.7

Crew

9.1

Food

7.8

Boarding

8.7

Entertainment

7.2

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?

    Our cheapest airline available from Sydney to Portland is United Airlines. Our recent data shows that you can find tickets from as low as $970 on this airline. Additional options worth looking into are American Airlines and Qantas Airways, starting at $1,011 and $1,559 round-trip. United Airlines is priced at 15% lower than the current average price of a flight leaving 3 months from now.

  • 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 vacation 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, November is the cheapest month in which you can book a flight from Sydney to Portland (average of $277). Flying from Sydney to Portland in March is currently the most expensive (average of $376). 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

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
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Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Sydney to Portland

See prices for flight routes from nearby airports that may be better suited for you.
Sydney to Boise flights

Top airline flying from Sydney to Portland

Discover the top airline 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 2,558,603 searches. Data last updated February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$647Average$1,184FlexibilityNo cancel feeOn-timeN/A
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