$587 Cheap Flights from Sydney (SYD) to Portland (PDX)

View $587 flight on Thu, Feb 26, 2026Opens in a new window

Popular airlines from Sydney Airport (SYD) to Portland International Airport (PDX)

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Cheap Flights from Sydney to Portland (SYD-PDX)

Prices were available within the past 7 days and start at $587 for one-way flights and $741 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Thu, Mar 19 - Wed, Mar 25
SYD
Sydney
PDX
Portland
$741 Roundtrip, found 1 day ago
$741
Roundtrip
found 1 day ago
Select Air Canada flight, departing Thu, Mar 19 from Sydney to Portland, returning Wed, Mar 25, priced at $741 found 1 day ago
Air Canada
Thu, Nov 6 - Wed, Nov 19
SYD
Sydney
PDX
Portland
$792 Roundtrip, found 1 day ago
$792
Roundtrip
found 1 day ago
Select Air Canada flight, departing Thu, Nov 6 from Sydney to Portland, returning Wed, Nov 19, priced at $792 found 1 day ago
Air Canada
Thu, Dec 4 - Mon, Dec 15
SYD
Sydney
PDX
Portland
$811 Roundtrip, found 2 days ago
$811
Roundtrip
found 2 days ago
Select Air Canada flight, departing Thu, Dec 4 from Sydney to Portland, returning Mon, Dec 15, priced at $811 found 2 days ago
Air Canada
Thu, Dec 4 - Mon, Dec 8
SYD
Sydney
PDX
Portland
$825 Roundtrip, found 2 days ago
$825
Roundtrip
found 2 days ago
Select Air Canada flight, departing Thu, Dec 4 from Sydney to Portland, returning Mon, Dec 8, priced at $825 found 2 days ago
Air Canada
Tue, Nov 25 - Tue, Dec 2
SYD
Sydney
PDX
Portland
$839 Roundtrip, found 2 days ago
$839
Roundtrip
found 2 days ago
Select Air Canada flight, departing Tue, Nov 25 from Sydney to Portland, returning Tue, Dec 2, priced at $839 found 2 days ago
Air Canada
Tue, Dec 2 - Thu, Dec 11
SYD
Sydney
PDX
Portland
$842 Roundtrip, found 2 days ago
$842
Roundtrip
found 2 days ago
Select Air Canada flight, departing Tue, Dec 2 from Sydney to Portland, returning Thu, Dec 11, priced at $842 found 2 days ago
Alaska Airlines
Thu, Mar 19 - Wed, Mar 25
SYD
Sydney
PDX
Portland
$852 Roundtrip, found 1 day ago
$852
Roundtrip
found 1 day ago
Select Alaska Airlines flight, departing Thu, Mar 19 from Sydney to Portland, returning Wed, Mar 25, priced at $852 found 1 day ago
American Airlines
Wed, Dec 3 - Sun, Dec 14
SYD
Sydney
PDX
Portland
$855 Roundtrip, found 2 days ago
$855
Roundtrip
found 2 days ago
Select American Airlines flight, departing Wed, Dec 3 from Sydney to Portland, returning Sun, Dec 14, priced at $855 found 2 days ago
Qantas Airways
Sun, Jan 18 - Sun, Feb 8
SYD
Sydney
PDX
Portland
$875 Roundtrip, found 2 days ago
$875
Roundtrip
found 2 days ago
Select Qantas Airways flight, departing Sun, Jan 18 from Sydney to Portland, returning Sun, Feb 8, priced at $875 found 2 days ago
United
Sun, Nov 9 - Sun, Nov 16
SYD
Sydney
PDX
Portland
$919 Roundtrip, found 1 day ago
$919
Roundtrip
found 1 day ago
Select United flight, departing Sun, Nov 9 from Sydney to Portland, returning Sun, Nov 16, priced at $919 found 1 day ago

Alternative airports near Portland

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Portland Intl. PDX. Cheapest and Closest option available. Average driving time to city center is 17 minutes. Flights from $1,153
PDX
Portland Intl.
CheapestClosest
Average driving time to city center17 min
Flights from $1,153

Frequently asked questions

How much does a flight from Kingsford Smith Intl. Airport (SYD) to Portland Intl. Airport (PDX) cost?
Snag a cheap one-way flight from $587 or cheap return flight from $741 from Kingsford Smith Intl. Airport (SYD) to Portland Intl. Airport (PDX) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Kingsford Smith Intl. Airport (SYD) to Portland Intl. Airport (PDX)?
Flying in March is a great way to save, as it's the cheapest month for flights between SYD and PDX. You'll usually find the lowest prices during the off-season.
What is the cheapest airline that flies from Kingsford Smith Intl. Airport (SYD) to Portland Intl. Airport (PDX)?
To find the cheapest airline flying from SYD to PDX, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and cabin class. You can then sort your results by "Price (lowest to highest)" to see the cheapest flights first.
How many flights per day from Kingsford Smith Intl. Airport (SYD) to Portland Intl. Airport (PDX)?
You'll need to take a flight with a layover when traveling from Kingsford Smith Intl. Airport (SYD) to Portland Intl. Airport (PDX). There are no daily direct flights on this route. However, simply filter your search to include one or more stops to discover an option that works for you.
What day of the week has the most flights from SYD to PDX?
Generally you'll find the widest variety of flight choices on a Friday. Tuesdays are often the quietest.* But this can change depending on the airline, season and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Kingsford Smith Intl. Airport (SYD) to Portland Intl. Airport (PDX)?
To arrive at Portland Intl. Airport (PDX) on schedule, choose a flight that takes off from Kingsford Smith Intl. Airport (SYD) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Kingsford Smith Intl. Airport (SYD) to Portland Intl. Airport (PDX) last-minute?
Last-minute fares from SYD to PDX are typically more expensive. For the lowest prices, start looking for flights early. That being said, if you're flexible with your travel dates, you may score a cheap ticket right before you leave.
Is it cheaper to book a SYD to PDX flight and hotel package?
Compared with arranging flights and hotels separately, booking a SYD to PDX flight and hotel package with Expedia could result in significant savings. Better still, managing everything in one place will take the hassle out of planning your trip. Just pick your flights and choose from our wide range of hotels, then tailor your trip with other add-ons like tours, activities and car rentals.
Can I cancel or change the date of my flight from Kingsford Smith Intl. Airport (SYD) to Portland Intl. Airport (PDX)?
Typically, it's possible to cancel or reschedule your SYD to PDX flight. However, for bookings made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Kingsford Smith Intl.
Destination airport
Portland Intl.
Airlines serving
Air Canada, Air New Zealand, Alaska Airlines, Qantas Airways
Roundtrip price
$741
Distance
7679 mi

Book with confidence

Sydney to Portland Flights

The cheapest times to fly from Sydney to Portland

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Sydney to Portland are during the month of March. You can find some of the cheapest flights from Sydney to Portland with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Sydney to Portland

Sunday is one of the best days to book for cheap flights from Sydney to Portland: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Sydney to Portland

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Sydney to Portland in 2025. You can also book with separate airlines for your outbound and return journeys, from $587 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Sydney to Portland flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Sydney to Portland airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Sydney to Portland Flights

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*Available to One Key members.