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$555+ Cheap flights from Sydney (SYD) to Oregon

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 1/26. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — PDX
Jan 13 — Jan 201
Tue 1/13
Tue 1/20
1 adult, Economy
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Cheap flight deals from Sydney to Oregon

Cheapest flights from Sydney to Oregon
Explore the most affordable flight options available from Sydney to Oregon. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 14, 2025.

This Bravofly deal was found by Cheapflights users on 12/12. 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 Bravofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/1610:05 amSYD - PDX
2 stops25h 25mQantas Airways
Wed 12/315:48 pmPDX - SYD
1 stop20h 12mQantas Airways
Deal found 12/12$1,329
This Alaska Airlines deal was found by Cheapflights users on 12/12. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/219:40 pmSYD - PDX
1 stop26h 45mMultiple Airlines
Sat 12/276:09 pmPDX - SYD
2 stops30h 36mMultiple Airlines
Deal found 12/12$1,388
This Ovago deal was found by Cheapflights users on 12/14. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/219:40 pmSYD - PDX
1 stop26h 45mAlaska Airlines
Sat 12/275:40 pmPDX - SYD
1 stop31h 05mAlaska Airlines
Deal found 12/14$1,453
This Delta deal was found by Cheapflights users on 12/14. 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.
Sat 12/272:15 pmSYD - BOI
2 stops25h 41mDelta
Sun 1/42:08 pmBOI - SYD
1 stop24h 22mDelta
Deal found 12/14$1,655
This Aunt Betty deal was found by Cheapflights users on 12/13. 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 Aunt Betty is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/177:40 pmSYD - PDX
3 stops35h 33mMultiple Airlines
Thu 1/16:14 amPDX - SYD
3 stops37h 41mMultiple Airlines
Deal found 12/13$1,680
This BYOjet deal was found by Cheapflights users on 12/12. 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 BYOjet is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/169:40 pmSYD - PDX
1 stop18h 10mHawaiian Airlines
Wed 12/317:00 amPDX - SYD
1 stop17h 45mHawaiian Airlines
Deal found 12/12$1,750
This Alaska Airlines deal was found by Cheapflights users on 12/12. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/169:40 pmSYD - PDX
2 stops27h 20mMultiple Airlines
Wed 12/316:09 pmPDX - SYD
2 stops30h 36mMultiple Airlines
Deal found 12/12$1,753
This Delta deal was found by Cheapflights users on 12/13. 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.
Sun 12/2110:40 amSYD - BOI
2 stops24h 59mDelta
Mon 1/57:25 amBOI - SYD
2 stops31h 05mDelta
Deal found 12/13$2,080
This Air Tahiti Nui deal was found by Cheapflights users on 12/14. 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 Tahiti Nui is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/277:15 pmSYD - BOI
3 stops45h 47mAir Tahiti Nui
Sun 1/47:00 amBOI - SYD
3 stops40h 40mAir Tahiti Nui
Deal found 12/14$2,985
This Cathay Pacific deal was found by Cheapflights users on 12/13. 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 Cathay Pacific is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/2110:20 pmSYD - BOI
2 stops42h 42mMultiple Airlines
Mon 1/58:07 amBOI - SYD
3 stops39h 08mMultiple Airlines
Deal found 12/13$3,406
This KAYAK deal was found by Cheapflights users on 12/14. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/275:50 pmSYD - BOI
3 stops47h 12mMultiple Airlines
Sun 1/42:39 pmBOI - SYD
2 stops22h 46mMultiple Airlines
Deal found 12/14$3,909
This Singapore Airlines deal was found by Cheapflights users on 12/13. 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 Singapore Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/217:10 pmSYD - BOI
3 stops45h 20mSingapore Airlines
Mon 1/57:00 amBOI - SYD
3 stops40h 55mSingapore Airlines
Deal found 12/13$9,117

Find flight deals from Sydney to Oregon

Keep the following information in mind while searching for Sydney to Oregon flight deals. Data was last updated December 14, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$939
(BYOjet)

One-way from

$555
(Kiwi.com)

Popular in

January

Cheapest in

October

Average price

$1,225
Provider with most accurate pricing for Sydney Kingsford Smith-Portland flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sydney Kingsford Smith-Portland flights.
Search Deals
From Sydney Kingsford Smith to Oregon
Search Deals
One-way flight from Sydney Kingsford Smith to Oregon
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($114 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sydney 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 2,558,603 searches. Data last updated December 14, 2025.
Use the filters below to find and compare flights from Sydney to Oregon that are best for you.

Fly from

Sydney

Fly to

Oregon

Route

Depart

Return

Price

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Thu 2/12

2:00 pm-4:41 pm

2 stops21h 41m

Portland

Wed 2/18

5:50 pm-12:35 pm

2 stops23h 45m

$939

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Fri 5/15

6:00 am-5:33 pm

2 stops28h 33m

Portland

Mon 5/25

5:30 pm-11:55 am

2 stops25h 25m

$995

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Wed 3/4

5:30 pm-8:53 pm

2 stops22h 23m

Portland

Sun 3/8

5:39 pm-10:20 am

2 stops22h 41m

$1,055

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Sun 5/17

1:15 pm-9:45 am

2 stops37h 30m

Portland

Thu 9/24

12:31 pm-11:45 am

2 stops30h 14m

$1,076

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Thu 2/12

11:20 am-9:15 am

1 stop16h 55m

Portland

Wed 2/18

7:05 pm-9:35 am

1 stop19h 30m

$1,080

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Wed 3/4

11:20 am-9:15 am

1 stop16h 55m

Portland

Sun 3/8

3:15 pm-8:35 am

1 stop23h 20m

$1,189

SydneyBoise

SYD - BOI

SYDBOI

Sydney Kingsford Smith

Mon 1/26

9:40 pm-10:52 am

2 stops31h 12m

Boise Air Term. Gowen Fld

Mon 2/2

5:40 am-7:45 pm

2 stops20h 05m

$1,252

SydneyBoise

SYD - BOI

SYDBOI

Sydney Kingsford Smith

Mon 1/26

10:40 am-10:18 pm

1 stop29h 38m

Boise Air Term. Gowen Fld

Mon 2/2

7:25 am-8:30 am

1 stop31h 05m

$1,491

SydneyBoise

SYD - BOI

SYDBOI

Sydney Kingsford Smith

Wed 2/25

11:20 am-9:32 pm

2 stops28h 12m

Boise Air Term. Gowen Fld

Sun 3/1

6:25 am-9:35 am

2 stops33h 10m

$1,589

SydneyBoise

SYD - BOI

SYDBOI

Sydney Kingsford Smith

Wed 2/25

11:20 am-8:55 pm

1 stop27h 35m

Boise Air Term. Gowen Fld

Sun 3/1

10:25 am-9:05 am

2 stops28h 40m

$1,612

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Showing 1-10 of 19 results
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Best time to book a flight from Sydney to Oregon

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

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

Currently, March is the cheapest month in which you can book a flight from Sydney to Oregon (average of $498). Flying from Sydney to Oregon in July is currently the most expensive (average of $966). 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 Sydney to Oregon?

Related info for your journey

Find useful and relevant information for your journey from Sydney to Oregon. 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 from for flights from Sydney to Oregon?

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

  • How long is the flight from Sydney to Oregon?

    For as low as $1,055, Qantas Airways can have you in Oregon from Sydney in 22h 23m. The distance from Sydney to Oregon is about 7674 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $497. However, be on the lookout for offers from Air Canada and Hawaiian Airlines, as they are both options that can get you from Sydney to Oregon for a low price.

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

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

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

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

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

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

    Currently, March is the cheapest month in which you can book a flight from Sydney to Oregon (average of $498). Flying from Sydney to Oregon in July is currently the most expensive (average of $966). 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

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