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Cheap flights from Portland to Sydney, NS from C$ 1,015

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/10. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — YQY
3 Aug — 10 Aug1
1 adult

Cheap flight deals from Portland to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Sydney (YQY). 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 29 July 2025.

Round-trip from

C$ 1,015
9/10-14/10
  • 9/10-14/10
  • 4 total stops
  • 44h 09m total
  • Portland to Sydney
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Find flight deals from Portland to Sydney

Cheapest flights from Portland to Sydney
Explore the most affordable flight options available from Portland to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 29 July 2025.

Thu 9/101:45 p.m.PDX - YQY
2 stops16h 45mMultiple Airlines
Tue 14/107:40 p.m.YQY - PDX
2 stops27h 24mMultiple Airlines
Deal found 27/7C$ 1,015
Thu 11/96:15 a.m.PDX - YQY
2 stops13h 54mAir Canada
Thu 18/95:15 a.m.YQY - PDX
2 stops14h 10mAir Canada
Deal found 28/7C$ 1,074

Cheapflights Fare Finder

 
Customize your flight search to find flights from Portland to Sydney 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 629,999 searches. Data last updated 29 July 2025.
Use the filters below to find and compare flights from Portland to Sydney that are best for you.

Fly from

Portland

Fly to

Sydney

Route

Depart

Return

Price

PortlandSydney

PDX - YQY

PDXYQY

Portland

Thu 9/10

1:45 p.m.-10:30 a.m.

2 stops16h 45m

Sydney

Tue 14/10

7:40 p.m.-7:04 p.m.

2 stops27h 24m

C$ 1,015

PortlandSydney

PDX - YQY

PDXYQY

Portland

Thu 11/9

6:15 a.m.-12:09 a.m.

2 stops13h 54m

Sydney

Thu 18/9

5:15 a.m.-3:25 p.m.

2 stops14h 10m

C$ 1,074

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/7

Best time to book a flight from Portland to Sydney

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

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. 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 Sydney. Reviews last updated 29 July 2025.
See what other customers who have flown with Air Canada from Portland to Sydney have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Canada
7.1
Good
9,822 reviews
Check prices

Boarding

7.3

Overall

7.1

Entertainment

6.8

Comfort

7.1

Crew

7.8

Food

6.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Nov 2024

YYT - YHZ

No leg room plane was so small no room to move no room to sit squat in your seat my legs were so swollen up at the end of flight
Air Canada
7.1
Good
9,822 reviews
Air Canada
7.1
Good
9,822 reviews
Check prices

Boarding

7.3

Overall

7.1

Entertainment

6.8

Comfort

7.1

Crew

7.8

Food

6.3

Reviews

1 / 20
2.0
Mediocre

Anonymous,Nov 2024

YYT - YHZ

No leg room plane was so small no room to move no room to sit squat in your seat my legs were so swollen up at the end of flight

Related info for your journey

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portland to Sydney 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 Sydney, Nova Scotia?

    Currently, January is the cheapest month in which you can book a flight from Portland to Sydney, Nova Scotia (average of C$ 375). Flying from Portland to Sydney, Nova Scotia in December is currently the most expensive (average of C$ 682). 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.

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Alternative routes for Portland to Sydney

See prices for flight routes from nearby airports that may be better suited for you.
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Can Cheapflights find flights from Portland to Sydney with no change fees?

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

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