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Cheap flights from Australia to Oregon from $669

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 12/11. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — PDX
27 Aug — 3 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Australia to Oregon

Enter your travel dates to find the best prices.

Cheapest flights from Australia to Oregon
Explore the most affordable flight options available from Australia to Oregon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 28 July 2026.

Thu 5/1110:45
BNE
-
BOI
2 stops29h 14m
Air Canada
Mon 9/1117:44
BOI
-
BNE
2 stops46h 01m
Air Canada
Deal found 27/7$1,227
Mon 24/810:00
BNE
-
BOI
2 stops19h 21m
Multiple Airlines
Tue 25/817:44
BOI
-
BNE
2 stops45h 21m
Multiple Airlines
Deal found 27/7$1,256
Tue 25/809:10
SYD
-
PDX
1 stop18h 40m
Multiple Airlines
Tue 1/917:55
PDX
-
SYD
1 stop20h 10m
Multiple Airlines
Deal found 28/7$1,289
Tue 25/809:10
SYD
-
PDX
1 stop31h 49m
Qantas Airways
Tue 1/917:55
PDX
-
SYD
1 stop20h 10m
Qantas Airways
Deal found 28/7$1,290
Tue 25/809:10
SYD
-
PDX
2 stops24h 41m
American Airlines
Tue 1/906:35
PDX
-
SYD
1 stop31h 30m
American Airlines
Deal found 28/7$1,292
Wed 21/1010:10
SYD
-
PDX
1 stop21h 25m
Qantas Airways
Wed 4/1117:00
PDX
-
SYD
1 stop21h 00m
Qantas Airways
Deal found 27/7$1,297
Wed 12/809:10
SYD
-
PDX
2 stops24h 41m
American Airlines
Wed 9/906:30
PDX
-
SYD
1 stop31h 35m
American Airlines
Deal found 28/7$1,319
Wed 12/809:30
SYD
-
PDX
2 stops22h 35m
United Airlines
Wed 9/912:45
PDX
-
SYD
2 stops25h 15m
United Airlines
Deal found 28/7$1,335
Sat 1/820:45
SYD
-
PDX
1 stop17h 05m
Alaska Airlines
Sun 16/817:32
PDX
-
SYD
1 stop32h 18m
Alaska Airlines
Deal found 27/7$1,353
Wed 21/1010:10
SYD
-
PDX
1 stop21h 25m
Multiple Airlines
Wed 4/1118:00
PDX
-
SYD
1 stop20h 00m
Multiple Airlines
Deal found 27/7$1,366
Thu 27/809:10
SYD
-
PDX
2 stops25h 20m
American Airlines
Thu 3/906:35
PDX
-
SYD
1 stop31h 30m
American Airlines
Deal found 27/7$1,368
Sat 8/810:55
MEL
-
PDX
2 stops27h 20m
United Airlines
Fri 28/810:50
PDX
-
MEL
2 stops27h 40m
United Airlines
Deal found 27/7$1,373

Find flight deals from Australia to Oregon

Keep the following information in mind while searching for Australia to Oregon flight deals. Data was last updated 28 July 2026.

Round-trip from

$1,208

One-way from

$669

Popular in

March

Cheapest in

January

Average price

$1,366
Air Canada
  • Air Canada
  • 24/8-25/8
  • 4 total stops
  • 43h 42m total
  • Australia to Oregon
Search Deals
12/11
  • 12/11
  • 2 total stops
  • 43h 52m total
  • Australia to Oregon
Search Deals
Highest demand for flights based on searches. 8% potential increase in price ($216 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($32 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Australia to Oregon 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 28 July 2026.
Use the filters below to find and compare flights from Australia to Oregon that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BrisbaneBoise

BNE - BOI

BNEBOI

Brisbane

Thu 5/11

10:45-22:59

2 stops29h 14m

Boise Air Term. Gowen Fld

Mon 9/11

17:44-08:45

2 stops46h 01m

$1,227

BrisbaneBoise

BNE - BOI

BNEBOI

Brisbane

Mon 24/8

10:00-13:21

2 stops19h 21m

Boise Air Term. Gowen Fld

Tue 25/8

17:44-07:05

2 stops45h 21m

$1,256

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Wed 12/8

09:30-15:05

2 stops22h 35m

Portland

Wed 9/9

12:45-07:00

2 stops25h 15m

$1,335

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Sat 8/8

10:55-09:48

2 stops39h 53m

Portland

Fri 28/8

15:43-08:15

1 stop23h 32m

$1,373

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Tue 27/10

11:20-21:11

2 stops27h 51m

Portland

Sat 31/10

23:49-06:55

1 stop37h 06m

$1,378

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Thu 27/8

09:30-17:49

2 stops25h 19m

Portland

Thu 3/9

12:45-07:00

2 stops25h 15m

$1,393

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Fri 23/10

10:15-16:39

1 stop24h 24m

Portland

Wed 4/11

17:34-08:30

1 stop19h 56m

$1,403
Fastest return journey

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Tue 20/10

10:15-10:01

1 stop17h 46m

Portland

Wed 4/11

17:34-08:30

1 stop19h 56m

$1,454

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Tue 27/10

10:20-18:20

3 stops26h 00m

Portland

Sat 31/10

09:00-09:20

1 stop30h 20m

$1,461

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Fri 23/10

14:15-20:50

2 stops24h 35m

Portland

Wed 4/11

18:00-12:35

2 stops23h 35m

$1,491

Flights are sorted by cheapest return flights first.

Deals found on 25/7

Showing 1-10 of 43 resultsSorted by cheapest first
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Best time to book a flight from Australia to Oregon

Have a flexible travel schedule? Discover the best time to fly to Oregon from Australia 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 Australia to Oregon

What is the cheapest month to book a flight from Australia to Oregon?

Currently, October is the cheapest month in which you can book a flight from Australia to Oregon (average of $1,254). Flying from Australia to Oregon in July is currently the most expensive (average of $1,788). 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.

Reviews of airlines servicing Oregon

Get insights into the airlines that provide service to Oregon. 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 Oregon. Reviews last updated 28 July 2026.
Get a feel of what it's like to fly with Delta,Qantas Airways, andUnited Airlines from Australia to Oregon by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.8
Good
8,483 reviews
Check prices

Boarding

8.1

Comfort

7.8

Food

7.2

Overall

7.8

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
Delta
7.8
Good
8,483 reviews
Delta
7.8
Good
8,483 reviews
Check prices

Boarding

8.1

Comfort

7.8

Food

7.2

Overall

7.8

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
Qantas Airways
7.5
Good
1,069 reviews
Delta
7.8
Good
8,483 reviews
Check prices

Boarding

8.1

Comfort

7.8

Food

7.2

Overall

7.8

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
United Airlines
7.4
Good
10,048 reviews
Delta
7.8
Good
8,483 reviews
Check prices

Boarding

8.1

Comfort

7.8

Food

7.2

Overall

7.8

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,
Air Canada
7.1
Good
11,401 reviews
Delta
7.8
Good
8,483 reviews
Check prices

Boarding

8.1

Comfort

7.8

Food

7.2

Overall

7.8

Crew

8.5

Entertainment

7.8

Reviews

1 / 20
8.0
Excellent

Rakshith,May 2026

TPE - SEA

I got middle seat, but it was cheap $340 for Taipei to PDX ,

Related info for your journey

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

  • How long is the flight from Australia to Oregon?

    A quick flight from Australia to Oregon can take about 22h 35m. Air Canada provides one of the quickest options available for as low as $1,335. Australia and Oregon are separated by a distance of 12350 km. Both multi-stop and direct flights can be found to your destination and back.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Australia to Oregon (average of $1,254). Flying from Australia to Oregon in July is currently the most expensive (average of $1,788). 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

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 4 airlines flying from Australia to Oregon

Discover the top 4 airlines that operate flights from Australia to Oregon. 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 28 July 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$757Average$1,694FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$919Average$1,753FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapest$1,125Average$1,528FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Qantas AirwaysCheapest$1,297Average$1,646FlexibilityNo cancel feeOn-time74%
Search Qantas Airways 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 Australia to Oregon?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Australia to Oregon. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Australia to Oregon?

Millions of users choose and trust Cheapflights to book the best flight deals from Australia to Oregon 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 Australia to Oregon with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Australia to Oregon flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Australia to Oregon become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Oregon from Australia today and book when prices fit your budget.

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