Cheap flights from Oregon to Sydney from $661
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 2/3. Fares are subject to change and may not be available on all flights or dates of travel.
Cheap flight deals from Oregon to Sydney
Keep the following information in mind while searching for Oregon to Sydney flight deals. Data was last updated 4 September 2025.
Round-trip from | $1,370 |
---|---|
One-way from | $661 |
Popular in | December |
Cheapest in | September |
Average price | $1,532 |
Find flight deals from Oregon to Sydney
Cheapest flights from Oregon to SydneyExplore the most affordable flight options available from Oregon to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 September 2025.
Explore the most affordable flight options available from Oregon to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 4 September 2025.
Cheapflights Fare Finder
Use the filters below to find and compare flights from Oregon to Sydney that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
EugeneSydney
EUG - SYD
EUGSYD
Eugene
Fri 26/9
13:08-07:00
2 stops48h 52m
Sydney Kingsford Smith
Fri 3/10
09:30-21:05
2 stops28h 35m
EugeneSydney
EUG - SYD
EUGSYD
Eugene
Tue 10/2
05:00-06:20
2 stops30h 20m
Sydney Kingsford Smith
Sat 28/2
12:10-21:38
2 stops28h 28m
PortlandSydney
PDX - SYD
PDXSYD
Portland
Tue 23/9
19:40-07:20
1 stop18h 40m
Sydney Kingsford Smith
Tue 30/9
09:20-14:46
1 stop22h 26m
PortlandSydney
PDX - SYD
PDXSYD
Portland
Mon 15/9
17:35-07:05
1 stop20h 30m
Sydney Kingsford Smith
Wed 4/2
11:15-16:28
1 stop24h 13m
PortlandSydney
PDX - SYD
PDXSYD
Portland
Mon 22/9
14:56-07:05
1 stop23h 09m
Sydney Kingsford Smith
Tue 30/9
09:10-13:24
1 stop21h 14m
PortlandSydney
PDX - SYD
PDXSYD
Portland
Mon 15/9
15:25-10:40
2 stops26h 15m
Sydney Kingsford Smith
Wed 4/2
08:30-09:15
2 stops19h 45m
MedfordSydney
MFR - SYD
MFRSYD
Medford
Mon 29/12
12:50-06:20
2 stops46h 30m
Sydney Kingsford Smith
Mon 30/3
10:30-13:09
2 stops44h 39m
PortlandSydney
PDX - SYD
PDXSYD
Portland
Tue 23/9
19:40-11:25
2 stops22h 45m
Sydney Kingsford Smith
Tue 30/9
07:00-09:21
2 stops19h 21m
PortlandSydney
PDX - SYD
PDXSYD
Portland
Tue 30/9
19:40-07:20
1 stop18h 40m
Sydney Kingsford Smith
Tue 7/10
10:20-09:20
1 stop17h 00m
PortlandSydney
PDX - SYD
PDXSYD
Portland
Tue 23/9
06:15-07:20
1 stop32h 05m
Sydney Kingsford Smith
Sun 28/9
09:20-09:21
1 stop17h 01m
Best time to book a flight from Oregon to Sydney
Have a flexible travel schedule? Discover the best time to fly to Sydney from Oregon with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Oregon to Sydney
What is the cheapest month to book a flight from Oregon to Sydney?
Currently, May is the cheapest month in which you can book a flight from Oregon to Sydney (average of $129). Flying from Oregon to Sydney in October is currently the most expensive (average of $171). 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 OR to SYD?
Find hourly flight availability from Oregon to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 4 September 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Oregon to Sydney as you normally would.
How much does it cost for a return flight from Oregon to Sydney?
Related info for your journey
Find useful and relevant information for your journey from Oregon to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Travelling to a place near Sydney?
Book flights to Sydney if you plan to visit one of these locationsBrowse 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.
Alternative routes for Oregon to Sydney
See prices for flight routes from nearby airports that may be better suited for you.
Top airline flying from Oregon to Sydney
Discover the top airline that operate flights from Oregon to Sydney. 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 4 September 2025.
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 Oregon to Sydney?
Cheapflights makes it easy to find Oregon to Sydney flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.
Why should you use Cheapflights to find cheap flight tickets from Oregon to Sydney?
Millions of users choose and trust Cheapflights to book the best flight deals from Oregon to Sydney for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.
Can Cheapflights find flights from Oregon to Sydney with no change fees?
Users can book flights with no change fees policies with our dedicated filters. Book flights from Oregon to Sydney flexibly with Cheapflights today.
Can Cheapflights notify me if prices for flights from Oregon to Sydney become cheaper?
Yes, Cheapflights offers price alerts on Oregon to Sydney flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.