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Cheap flights from Oregon to Sydney from $857

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 12/6. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — SYD
15 Jun — 22 Jun1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Oregon to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from Oregon to Sydney
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 16 May 2026.

Tue 9/610:10
PDX
-
SYD
1 stop28h 10m
Air Canada
Tue 16/609:20
SYD
-
PDX
1 stop22h 25m
Air Canada
Deal found 15/5$1,482
Mon 22/619:45
PDX
-
SYD
1 stop18h 35m
Multiple Airlines
Tue 21/706:00
SYD
-
PDX
2 stops20h 31m
Multiple Airlines
Deal found 16/5$1,510
Tue 23/619:45
PDX
-
SYD
2 stops22h 40m
Multiple Airlines
Sun 2/809:20
SYD
-
PDX
1 stop26h 51m
Multiple Airlines
Deal found 16/5$1,519
Tue 6/1019:45
PDX
-
SYD
2 stops24h 55m
Multiple Airlines
Mon 19/1006:00
SYD
-
PDX
2 stops21h 31m
Multiple Airlines
Deal found 15/5$1,541
Tue 27/1019:10
PDX
-
SYD
2 stops25h 30m
Air Canada
Wed 4/1109:00
SYD
-
PDX
2 stops19h 26m
Air Canada
Deal found 15/5$1,549
Mon 3/815:30
PDX
-
SYD
1 stop22h 50m
Air Canada
Fri 14/809:20
SYD
-
PDX
1 stop22h 31m
Air Canada
Deal found 15/5$1,577
Mon 3/810:10
PDX
-
SYD
1 stop28h 10m
Air Canada
Wed 12/809:20
SYD
-
PDX
1 stop26h 51m
Air Canada
Deal found 11/5$1,580
Mon 7/914:50
PDX
-
SYD
2 stops28h 00m
Multiple Airlines
Fri 11/913:15
SYD
-
PDX
2 stops24h 35m
Multiple Airlines
Deal found 13/5$1,587
Mon 18/510:10
PDX
-
SYD
1 stop28h 10m
Multiple Airlines
Tue 2/606:00
SYD
-
PDX
2 stops20h 30m
Multiple Airlines
Deal found 13/5$1,590
Sun 17/518:36
MFR
-
SYD
1 stop19h 19m
United Airlines
Sun 24/510:20
SYD
-
MFR
1 stop18h 44m
United Airlines
Deal found 14/5$1,605
Wed 27/518:35
MFR
-
SYD
1 stop19h 20m
Air New Zealand
Mon 10/810:20
SYD
-
MFR
1 stop18h 44m
Air New Zealand
Deal found 12/5$1,619
Mon 1/619:05
BOI
-
SYD
1 stop19h 50m
Air New Zealand
Mon 8/610:20
SYD
-
BOI
1 stop27h 20m
Air New Zealand
Deal found 13/5$1,619

Find flight deals from Oregon to Sydney

Keep the following information in mind while searching for Oregon to Sydney flight deals. Data was last updated 16 May 2026.

Round-trip from

$1,482

One-way from

$857

Popular in

December

Cheapest in

September

Average price

$1,602
Air Canada
  • Air Canada
  • 23/6-2/8
  • 2 total stops
  • 55h 01m total
  • Oregon to Sydney
Search Deals
Air Canada
  • Air Canada
  • 12/6
  • 1 total stop
  • 18h 35m total
  • Oregon to Sydney
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($313 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($103 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Oregon 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 647,157 searches. Data last updated 16 May 2026.
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

Cheapest return flight

MedfordSydney

MFR - SYD

MFRSYD

Medford

Wed 27/5

18:35-06:55

1 stop19h 20m

Sydney Kingsford Smith

Mon 10/8

10:20-12:04

1 stop18h 44m

$1,619

MedfordSydney

MFR - SYD

MFRSYD

Medford

Wed 27/5

18:35-06:55

1 stop19h 20m

Sydney Kingsford Smith

Mon 10/8

10:20-12:04

1 stop18h 44m

$1,620

BoiseSydney

BOI - SYD

BOISYD

Boise Air Term. Gowen Fld

Tue 2/6

14:40-06:55

2 stops24h 15m

Sydney Kingsford Smith

Tue 9/6

10:20-16:44

1 stop22h 24m

$1,620

BoiseSydney

BOI - SYD

BOISYD

Boise Air Term. Gowen Fld

Sun 2/8

13:57-07:05

2 stops25h 08m

Sydney Kingsford Smith

Sun 9/8

17:50-22:58

2 stops21h 08m

$1,622

RedmondSydney

RDM - SYD

RDMSYD

Bend/Redmond

Mon 29/6

05:00-07:00

2 stops33h 00m

Sydney Kingsford Smith

Mon 6/7

09:30-21:05

2 stops28h 35m

$1,627

PortlandSydney

PDX - SYD

PDXSYD

Portland

Tue 23/6

05:00-07:00

2 stops33h 00m

Sydney Kingsford Smith

Sun 2/8

09:30-17:46

2 stops25h 16m

$1,627

BoiseSydney

BOI - SYD

BOISYD

Boise Air Term. Gowen Fld

Mon 1/6

19:05-06:55

1 stop19h 50m

Sydney Kingsford Smith

Fri 31/7

10:20-13:08

1 stop18h 48m

$1,690

BoiseSydney

BOI - SYD

BOISYD

Boise Air Term. Gowen Fld

Sun 2/8

14:41-07:00

2 stops24h 19m

Sydney Kingsford Smith

Thu 13/8

10:20-11:04

1 stop16h 44m

$1,690

BoiseSydney

BOI - SYD

BOISYD

Boise Air Term. Gowen Fld

Fri 22/5

14:40-07:00

2 stops24h 20m

Sydney Kingsford Smith

Wed 19/8

10:20-17:58

2 stops23h 38m

$1,697

MedfordSydney

MFR - SYD

MFRSYD

Medford

Tue 26/5

18:35-06:55

1 stop19h 20m

Sydney Kingsford Smith

Mon 1/6

10:20-12:02

1 stop18h 42m

$1,718

Flights are sorted by cheapest return flights first.

Deals found on 15/5

Showing 1-10 of 48 resultsSorted by cheapest first
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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.
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 Oregon to Sydney

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

The price you pay for your flight from Oregon to Sydney may vary depending on when you book. For the best chance of a lower fare, look to book 7 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 Oregon to Sydney?

Currently, September is the cheapest month in which you can book a flight from Oregon to Sydney (average of $194). Flying from Oregon to Sydney in March is currently the most expensive (average of $1,431). 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.

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.

  • What airport do you fly into for flights to Sydney from Oregon?

    For a flight from Oregon to Sydney, you will be flying into Kingsford Smith. Sydney Kingsford Smith (SYD) is just 7.5 km from the centre of the city.

  • How long is the flight from Oregon to Sydney?

    For as low as $1,619, Air New Zealand can have you in Sydney from Oregon in 19h 20m. There are 12162 km between Oregon and Sydney. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the most popular routes from Oregon to Sydney?

    While some choose either Boise Air Term. Gowen Fld - Sydney Kingsford Smith or Eugene - Sydney Kingsford Smith, Portland - Sydney Kingsford Smith is the most popular route from Oregon to Sydney.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Oregon to Sydney (average of $194). Flying from Oregon to Sydney in March is currently the most expensive (average of $1,431). 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

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Penrith
Katoomba
Terrigal
Lithgow
Manly
Cronulla
Bondi Beach
Leura
Randwick
Coogee

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 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 16 May 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$1,338Average$2,486FlexibilityNo cancel feeOn-time69%
Search United Airlines 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 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.

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