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$469+ Cheap flights from Oregon to Sydney (SYD)

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 4/8. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — SYD
Apr 23 — Apr 301
Thu 4/23
Thu 4/30
1 adult, Economy
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Cheap flight deals from Oregon to Sydney

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 March 24, 2026.

This Expedia deal was found by Cheapflights users on 3/24. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/257:45 pm
PDX
-
SYD
1 stop18h 35m
Air Canada
Tue 6/29:20 am
SYD
-
PDX
1 stop22h 25m
Air Canada
Deal found 3/24$996
This Air Canada deal was found by Cheapflights users on 3/23. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/63:30 pm
PDX
-
SYD
1 stop22h 50m
Air Canada
Sun 7/269:20 am
SYD
-
PDX
1 stop17h 11m
Air Canada
Deal found 3/23$997
This Air Canada deal was found by Cheapflights users on 3/23. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/139:50 am
PDX
-
SYD
1 stop28h 30m
Air Canada
Wed 5/139:20 am
SYD
-
PDX
1 stop22h 25m
Air Canada
Deal found 3/23$1,003
This United Airlines deal was found by Cheapflights users on 3/23. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/276:35 pm
MFR
-
SYD
1 stop19h 20m
United Airlines
Mon 8/1010:20 am
SYD
-
MFR
1 stop24h 31m
United Airlines
Deal found 3/23$1,004
This United Airlines deal was found by Cheapflights users on 3/21. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/46:49 pm
EUG
-
SYD
1 stop19h 06m
United Airlines
Tue 8/1810:20 am
SYD
-
EUG
1 stop18h 38m
United Airlines
Deal found 3/21$1,004
This Air Canada deal was found by Cheapflights users on 3/24. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/53:30 pm
PDX
-
SYD
1 stop22h 50m
Air Canada
Tue 5/129:20 am
SYD
-
PDX
1 stop17h 10m
Air Canada
Deal found 3/24$1,005
This Air Canada deal was found by Cheapflights users on 3/23. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/273:15 pm
PDX
-
SYD
1 stop23h 05m
Air Canada
Wed 5/69:20 am
SYD
-
PDX
1 stop22h 25m
Air Canada
Deal found 3/23$1,006
This Air Canada deal was found by Cheapflights users on 3/20. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/43:30 pm
PDX
-
SYD
1 stop22h 50m
Air Canada
Mon 5/119:20 am
SYD
-
PDX
1 stop17h 10m
Air Canada
Deal found 3/20$1,007
This Delta deal was found by Cheapflights users on 3/20. 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.
Wed 5/275:15 am
MFR
-
SYD
2 stops32h 35m
Delta
Mon 8/109:15 am
SYD
-
MFR
2 stops30h 58m
Delta
Deal found 3/20$1,009
This Air Canada deal was found by Cheapflights users on 3/24. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2410:10 am
PDX
-
SYD
1 stop28h 10m
Multiple Airlines
Mon 10/56:00 am
SYD
-
PDX
2 stops21h 31m
Multiple Airlines
Deal found 3/24$1,016
This Air Canada deal was found by Cheapflights users on 3/20. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/103:30 pm
PDX
-
SYD
1 stop22h 50m
Multiple Airlines
Sun 5/176:00 am
SYD
-
PDX
2 stops25h 45m
Multiple Airlines
Deal found 3/20$1,017
This Air Canada deal was found by Cheapflights users on 3/24. 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 Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/237:45 pm
PDX
-
SYD
2 stops22h 40m
Multiple Airlines
Sun 8/29:20 am
SYD
-
PDX
1 stop17h 11m
Multiple Airlines
Deal found 3/24$1,022

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 March 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$996
(Expedia)

One-way from

$469
(Air Canada)

Popular in

December

Cheapest in

September

Average price

$1,229
Provider with most accurate pricing for Portland-Sydney Kingsford Smith flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Sydney Kingsford Smith flights.
Search Deals
From Oregon to Sydney Kingsford Smith
Search Deals
One-way flight from Oregon to Sydney Kingsford Smith
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($149 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($52 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated March 24, 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 round-trip

EugeneSydney

EUG - SYD

EUGSYD

Eugene

Tue 8/4

12:57 pm-7:00 am

2 stops25h 03m

Sydney Kingsford Smith

Tue 8/18

10:20 am-11:58 am

1 stop18h 38m

$1,009

PortlandSydney

PDX - SYD

PDXSYD

Portland

Mon 4/27

9:50 am-7:20 am

1 stop28h 30m

Sydney Kingsford Smith

Wed 5/6

6:00 am-9:30 am

2 stops20h 30m

$1,026

MedfordSydney

MFR - SYD

MFRSYD

Medford

Wed 4/29

6:31 pm-6:55 am

1 stop19h 24m

Sydney Kingsford Smith

Mon 5/4

10:20 am-11:47 am

1 stop18h 27m

$1,128

MedfordSydney

MFR - SYD

MFRSYD

Medford

Sun 5/10

2:07 pm-7:00 am

2 stops23h 53m

Sydney Kingsford Smith

Wed 5/13

10:20 am-5:55 pm

1 stop24h 35m

$1,128
Quickest round-trip

RedmondSydney

RDM - SYD

RDMSYD

Bend/Redmond

Fri 5/8

6:55 pm-6:55 am

1 stop19h 00m

Sydney Kingsford Smith

Tue 5/12

10:20 am-11:53 am

1 stop18h 33m

$1,128

EugeneSydney

EUG - SYD

EUGSYD

Eugene

Tue 9/8

6:49 pm-6:55 am

1 stop19h 06m

Sydney Kingsford Smith

Tue 9/15

10:20 am-11:58 am

1 stop18h 38m

$1,128

MedfordSydney

MFR - SYD

MFRSYD

Medford

Fri 4/24

5:00 am-7:00 am

2 stops33h 00m

Sydney Kingsford Smith

Tue 4/28

9:30 am-9:37 pm

2 stops29h 07m

$1,133

EugeneSydney

EUG - SYD

EUGSYD

Eugene

Sun 4/12

6:00 am-6:55 am

1 stop31h 55m

Sydney Kingsford Smith

Sun 4/26

9:30 am-9:07 pm

2 stops28h 37m

$1,139

MedfordSydney

MFR - SYD

MFRSYD

Medford

Thu 5/7

2:07 pm-6:55 am

1 stop23h 48m

Sydney Kingsford Smith

Thu 5/14

10:20 am-11:47 am

1 stop18h 27m

$1,204

RedmondSydney

RDM - SYD

RDMSYD

Bend/Redmond

Fri 5/8

5:00 am-6:55 am

2 stops32h 55m

Sydney Kingsford Smith

Fri 5/15

9:30 am-12:38 pm

1 stop20h 08m

$1,208

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/19

Showing 1-10 of 47 resultsSorted by cheapest first
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5

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 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.

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, February is the cheapest month in which you can book a flight from Oregon to Sydney (average of $504). Flying from Oregon to Sydney in December is currently the most expensive (average of $1,148). 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 to fly round-trip 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?

    Located just 4.6 mi from the city center, Sydney Kingsford Smith (SYD) is the airport most travelers will use when flying to Sydney from Oregon.

  • How long is the flight from Oregon to Sydney?

    Departing from Oregon to Sydney will take you 19h. Airlines will cover a distance of 7694 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Oregon to Sydney one-way?

    For one-way options, check prices for United Airlines. According to our data, you can fly for as low as $431. Users have also found prices from $457 and $569 on Air Canada and Qantas Airways, respectively.

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

    When deciding which route to take from Oregon to Sydney consider Portland - Sydney Kingsford Smith, Boise Air Term. Gowen Fld - Sydney Kingsford Smith or Medford - Sydney Kingsford Smith as they are the most popular.

  • 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 vacation 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, February is the cheapest month in which you can book a flight from Oregon to Sydney (average of $504). Flying from Oregon to Sydney in December is currently the most expensive (average of $1,148). 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
Parramatta
Wollongong
Coogee
Manly

Browse thousands of different options on Cheapflights for your next trip

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Top 8 airlines flying from Oregon to Sydney

Discover the top 8 airlines 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 2,558,603 searches. Data last updated March 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$229Average$1,268FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$550Average$1,158FlexibilityNo cancel feeOn-time85%
United AirlinesCheapest$876Average$1,256FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$884Average$1,164FlexibilityNo cancel feeOn-time67%
Qantas AirwaysCheapest$898Average$1,305FlexibilityNo cancel feeOn-time74%
American AirlinesCheapest$954Average$1,042FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$999Average$1,174FlexibilityNo cancel feeOn-time75%
Alaska AirlinesCheapest$1,140Average$1,236FlexibilityNo cancel feeOn-timeN/A

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