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 $705. Users have also found prices from $718 and $724 on Delta and Alaska Airlines, 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, Bend/Redmond - Sydney Kingsford Smith or Boise Air Term. Gowen Fld - Sydney Kingsford Smith as they are the most popular.

What are the most popular airlines that fly from Oregon to Sydney?

When booking a flight from Oregon to Sydney, you may want to consider flying on American Airlines, Air Canada or Alaska Airlines as they are the most popular for this route.

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

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 25 days in advance, which can save you up to 107% on flights from Oregon to Sydney compared to booking the week you need them. Waiting 25 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $909. For sooner than that we have options available in the next 3 days from $1,171.

What is the cheapest month to fly from Oregon to Sydney?

February can be a great time to fly to Sydney from Oregon with a flight ticket averaging about $1,174. Cheapflights users have found deals in the month of February for as cheap as $885. The most expensive prices can be found in the month of December.

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.

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.

$447+ Flights from Oregon to Sydney

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Cheap flight deals from Oregon to Sydney

Most accurate provider	AranGrant 3 stars
Most trusted provider	AranGrant 3 stars
Round-trip from	$1,032 (StudentUniverse)
One-way from	$447 (Kiwi.com)
Popular in	December
Cheapest in	February
Average price	$1,219

Provider with most accurate pricing for Portland-Sydney Kingsford Smith flight deals.

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Provider most trusted by Cheapflights users for Portland-Sydney Kingsford Smith flights.

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From Oregon to Sydney Kingsford Smith

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One-way flight from Oregon to Sydney Kingsford Smith

Search Deals

Highest demand for flights based on searches. 13% potential increase in price ($177 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($37 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in April 2025

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Find 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 April 24, 2025.

Mon 7/215:40 pmPDX - SYD

2 stops22h 05mMultiple Airlines

Tue 7/2911:50 amSYD - PDX

2 stops23h 36mMultiple Airlines

Deal found 4/23

$1,032

Tue 9/93:44 pmPDX - SYD

2 stops24h 01mAir New Zealand

Wed 9/2411:50 amSYD - PDX

2 stops23h 42mAir New Zealand

Deal found 4/23

$1,097

Tue 9/97:40 pmPDX - SYD

1 stop18h 40mAir Canada

Wed 9/249:20 amSYD - PDX

1 stop26h 26mAir Canada

Deal found 4/23

$1,144

Fri 8/87:30 amPDX - SYD

1 stop19h 15mHawaiian Airlines

Thu 8/149:40 pmSYD - PDX

1 stop25h 15mHawaiian Airlines

Deal found 4/22

$1,152

Fri 6/65:33 pmPDX - SYD

1 stop33h 12mAlaska Airlines

Fri 6/139:40 pmSYD - PDX

1 stop25h 15mAlaska Airlines

Deal found 4/23

$1,156

Sun 6/18:57 amMFR - SYD

2 stops41h 48mAlaska Airlines

Tue 6/179:40 pmSYD - MFR

2 stops30h 40mAlaska Airlines

Deal found 4/23

$1,185

Tue 7/85:17 pmBOI - SYD

2 stops21h 48mAmerican Airlines

Wed 7/169:10 amSYD - BOI

2 stops23h 37mAmerican Airlines

Deal found 4/23

$1,246

Sun 6/227:30 pmRDM - SYD

1 stop18h 25mUnited Airlines

Mon 7/79:30 amSYD - RDM

1 stop22h 39mUnited Airlines

Deal found 4/23

$1,258

Wed 7/161:00 pmPDX - SYD

1 stop24h 35mDelta

Sun 7/279:25 amSYD - PDX

1 stop26h 51mDelta

Deal found 4/23

$1,267

Thu 10/22:12 pmMFR - SYD

1 stop23h 43mAir New Zealand

Tue 10/2811:45 amSYD - MFR

2 stops23h 55mAir New Zealand

Deal found 4/23

$1,268

Thu 10/22:12 pmMFR - SYD

1 stop23h 43mUnited Airlines

Tue 10/2812:10 pmSYD - MFR

1 stop18h 00mUnited Airlines

Deal found 4/22

$1,307

Fri 6/1312:54 pmPDX - SYD

2 stops25h 06mUnited Airlines

Sun 6/229:30 amSYD - PDX

2 stops28h 21mUnited Airlines

Deal found 4/23

$1,313

Best flights from Oregon to Sydney
Discover carefully curated flight deals from Oregon to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated April 24, 2025.

Mon 7/215:40 pmPDX - SYD

2 stops22h 05mMultiple Airlines

Tue 7/2911:50 amSYD - PDX

2 stops23h 36mMultiple Airlines

Deal found 4/23

$1,032

Fri 6/65:33 pmPDX - SYD

1 stop33h 12mAlaska Airlines

Fri 6/139:40 pmSYD - PDX

1 stop25h 15mAlaska Airlines

Deal found 4/23

$1,156

Tue 7/85:17 pmBOI - SYD

2 stops21h 48mAmerican Airlines

Wed 7/169:10 amSYD - BOI

2 stops23h 37mAmerican Airlines

Deal found 4/23

$1,246

Fri 5/235:33 pmPDX - SYD

1 stop33h 12mHawaiian Airlines

Fri 6/69:40 pmSYD - PDX

1 stop17h 15mHawaiian Airlines

Deal found 4/23

$1,256

Sun 6/227:30 pmRDM - SYD

1 stop18h 25mUnited Airlines

Mon 7/79:30 amSYD - RDM

1 stop22h 39mUnited Airlines

Deal found 4/23

$1,258

Wed 7/161:00 pmPDX - SYD

1 stop24h 35mDelta

Sun 7/279:25 amSYD - PDX

1 stop26h 51mDelta

Deal found 4/23

$1,267

Thu 10/22:12 pmMFR - SYD

1 stop23h 43mAir New Zealand

Tue 10/2811:45 amSYD - MFR

2 stops23h 55mAir New Zealand

Deal found 4/23

$1,268

Tue 5/66:15 amPDX - SYD

1 stop32h 05mAir Canada

Wed 10/1510:20 amSYD - PDX

1 stop22h 26mAir Canada

Deal found 4/22

$1,342

Tue 5/65:50 pmPDX - SYD

2 stops24h 55mFiji Airways

Wed 10/152:15 pmSYD - PDX

2 stops22h 23mFiji Airways

Deal found 4/22

$1,406

Sun 4/2712:03 pmPDX - SYD

1 stop26h 02mQantas Airways

Tue 4/295:45 pmSYD - PDX

1 stop21h 36mQantas Airways

Deal found 4/23

$1,874

Fri 6/137:35 pmPDX - SYD

3 stops26h 35mAir Tahiti Nui

Sun 6/229:10 amSYD - PDX

3 stops41h 13mAir Tahiti Nui

Deal found 4/23

$2,259

Sun 6/18:57 amMFR - SYD

2 stops41h 48mAlaska Airlines

Tue 6/179:40 pmSYD - MFR

2 stops30h 40mAlaska Airlines

Deal found 4/23

$1,185

Last-minute flights from Oregon to Sydney
Discover last-minute flight deals from Oregon to Sydney. Data last updated April 24, 2025 and is based on user searches.

Wed 4/303:25 pmPDX - SYD

1 stop22h 55mMultiple Airlines

Wed 5/712:50 pmSYD - PDX

3 stops44h 55mMultiple Airlines

Deal found 4/23

$1,643

Wed 4/303:25 pmPDX - SYD

2 stops24h 20mAir New Zealand

Wed 5/710:20 amSYD - PDX

1 stop19h 19mAir New Zealand

Deal found 4/23

$1,720

Wed 4/306:55 pmEUG - SYD

2 stops20h 50mAir New Zealand

Wed 5/710:20 amSYD - EUG

1 stop18h 54mAir New Zealand

Deal found 4/24

$1,741

Wed 4/308:24 amEUG - SYD

2 stops42h 21mMultiple Airlines

Wed 5/75:50 pmSYD - EUG

3 stops46h 30mMultiple Airlines

Deal found 4/24

$1,758

Wed 4/301:15 pmEUG - SYD

2 stops24h 20mDelta

Wed 5/79:25 amSYD - EUG

2 stops24h 18mDelta

Deal found 4/24

$1,764

Wed 4/306:21 pmEUG - SYD

1 stop19h 44mAmerican Airlines

Wed 5/79:10 amSYD - EUG

1 stop25h 31mAmerican Airlines

Deal found 4/24

$1,894

Wed 4/301:58 pmEUG - SYD

1 stop23h 57mUnited Airlines

Sun 5/1810:20 amSYD - EUG

1 stop18h 54mUnited Airlines

Deal found 4/23

$9,822

Wed 4/306:21 pmEUG - SYD

2 stops42h 49mCathay Pacific

Sun 5/189:50 pmSYD - EUG

2 stops42h 30mCathay Pacific

Deal found 4/23

$9,944

Sun 5/46:30 amBOI - SYD

2 stops45h 15mAlaska Airlines

Sat 5/179:40 pmSYD - BOI

2 stops35h 31mAlaska Airlines

Deal found 4/23

$1,386

Sun 5/47:10 pmBOI - SYD

2 stops21h 35mAir New Zealand

Sat 5/179:30 amSYD - BOI

1 stop19h 09mAir New Zealand

Deal found 4/23

$1,593

Tue 5/67:30 amPDX - SYD

2 stops35h 15mMultiple Airlines

Wed 10/155:20 pmSYD - PDX

1 stop22h 40mMultiple Airlines

Deal found 4/22

$1,213

Tue 5/66:15 amPDX - SYD

1 stop32h 05mAir Canada

Wed 10/1510:20 amSYD - PDX

1 stop22h 26mAir Canada

Deal found 4/22

$1,342

One-way flights from Oregon to Sydney
Search for one-way flight options from Oregon to Sydney. Find affordable one-way fares based on user searches. Data last updated April 24, 2025.

Wed 6/185:09 pmPDX - SYD

2 stops52h 31mMultiple Airlines

Deal found 4/23

$447

Tue 9/307:30 pmEUG - SYD

2 stops23h 15mMultiple Airlines

Deal found 4/23

$648

Sun 6/229:54 amPDX - SYD

1 stop28h 01mUnited Airlines

Deal found 4/23

$705

Tue 6/1710:16 amPDX - SYD

1 stop27h 19mDelta

Deal found 4/23

$718

Fri 6/207:00 amPDX - SYD

2 stops43h 45mAlaska Airlines

Deal found 4/23

$724

Mon 6/1612:09 amPDX - SYD

2 stops38h 21mAmerican Airlines

Deal found 4/23

$749

Tue 9/305:00 amEUG - SYD

3 stops32h 55mUnited Airlines

Deal found 4/23

$803

Tue 9/307:30 pmEUG - SYD

1 stop18h 35mAmerican Airlines

Deal found 4/23

$847

Tue 5/67:40 amPDX - SYD

2 stops33h 45mSingapore Airlines

Deal found 4/23

$1,892

Tue 5/62:40 pmPDX - SYD

1 stop23h 25mQantas Airways

Deal found 4/23

$1,918

Sat 6/217:00 amPDX - SYD

3 stops31h 20mAir Canada

Deal found 4/23

$2,016

Sun 6/1512:52 amPDX - SYD

2 stops36h 43mWestJet

Deal found 4/23

$3,669

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

PortlandSydney

PDX - SYD

PDXSYD

Portland

Mon 7/21

5:40 pm-8:45 am

2 stops22h 05m

Sydney Kingsford Smith

Tue 7/29

11:50 am-6:26 pm

2 stops23h 36m

$1,032

PortlandSydney

PDX - SYD

PDXSYD

Portland

Fri 6/6

5:33 pm-7:45 pm

1 stop33h 12m

Sydney Kingsford Smith

Fri 6/13

9:40 pm-5:55 am

1 stop25h 15m

$1,156

MedfordSydney

MFR - SYD

MFRSYD

Medford

Sun 6/1

8:57 am-7:45 pm

2 stops41h 48m

Sydney Kingsford Smith

Tue 6/17

9:40 pm-11:20 am

2 stops30h 40m

$1,185

BoiseSydney

BOI - SYD

BOISYD

Boise Air Term. Gowen Fld

Tue 7/8

5:17 pm-7:05 am

2 stops21h 48m

Sydney Kingsford Smith

Wed 7/16

9:10 am-4:47 pm

2 stops23h 37m

$1,246

PortlandSydney

PDX - SYD

PDXSYD

Portland

Fri 5/23

5:33 pm-7:45 pm

1 stop33h 12m

Sydney Kingsford Smith

Fri 6/6

9:40 pm-9:55 pm

1 stop17h 15m

$1,256

RedmondSydney

RDM - SYD

RDMSYD

Bend/Redmond

Sun 6/22

7:30 pm-6:55 am

1 stop18h 25m

Sydney Kingsford Smith

Mon 7/7

9:30 am-3:09 pm

1 stop22h 39m

$1,258

PortlandSydney

PDX - SYD

PDXSYD

Portland

Wed 7/16

1:00 pm-6:35 am

1 stop24h 35m

Sydney Kingsford Smith

Sun 7/27

9:25 am-7:16 pm

1 stop26h 51m

$1,267

MedfordSydney

MFR - SYD

MFRSYD

Medford

Thu 10/2

2:12 pm-6:55 am

1 stop23h 43m

Sydney Kingsford Smith

Tue 10/28

11:45 am-5:40 pm

2 stops23h 55m

$1,268

MedfordSydney

MFR - SYD

MFRSYD

Medford

Thu 10/2

2:12 pm-6:55 am

1 stop23h 43m

Sydney Kingsford Smith

Tue 10/28

12:10 pm-12:10 pm

1 stop18h 00m

$1,307

PortlandSydney

PDX - SYD

PDXSYD

Portland

Fri 6/13

12:54 pm-7:00 am

2 stops25h 06m

Sydney Kingsford Smith

Sun 6/22

9:30 am-8:51 pm

2 stops28h 21m

$1,313

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/23

Showing 1-10 of 43 results

...

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 $1,046). Flying from Oregon to Sydney in December is currently the most expensive (average of $1,643). 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?

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.

Rainfall in Sydney by month

In terms of precipitation, rainfall in Sydney ranges from 2.0 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. September is typically the driest time to visit Sydney when rainfall is around 2.0 in.

Temperature in Sydney by month

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 51.8 F).

Reviews of airlines servicing Sydney

See what other customers who have flown with Air Tahiti Nui, Fiji Airways and Singapore Airlines from Oregon to Sydney have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Air Tahiti Nui

8.8

Very good

62 reviews

Reviews

1 / 2

10.0

Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

Air Tahiti Nui

8.8

Very good

62 reviews

Air Tahiti Nui

8.8

Very good

62 reviews

Reviews

1 / 2

10.0

Excellent

Isabelle,Apr 2023

AKL - PPT

Fiji Airways

8.1

Very good

188 reviews

Air Tahiti Nui

8.8

Very good

62 reviews

Reviews

1 / 2

10.0

Excellent

Isabelle,Apr 2023

AKL - PPT

Singapore Airlines

8.1

Very good

1,290 reviews

Air Tahiti Nui

8.8

Very good

62 reviews

Reviews

1 / 2

10.0

Excellent

Isabelle,Apr 2023

AKL - PPT

Delta

8.0

Very good

7,920 reviews

Air Tahiti Nui

8.8

Very good

62 reviews

Reviews

1 / 2

10.0

Excellent

Isabelle,Apr 2023

AKL - PPT

Air New Zealand

8.0

Very good

469 reviews

Air Tahiti Nui

8.8

Very good

62 reviews

Reviews

1 / 2

10.0

Excellent

Isabelle,Apr 2023

AKL - PPT

Related info for your journey

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.
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 $705. Users have also found prices from $718 and $724 on Delta and Alaska Airlines, 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, Bend/Redmond - Sydney Kingsford Smith or Boise Air Term. Gowen Fld - 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 $1,046). Flying from Oregon to Sydney in December is currently the most expensive (average of $1,643). 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

Wollongong

Parramatta

Coogee

Manly

Browse thousands of different options on Cheapflights for your next trip

Top 7 airlines flying from Oregon to Sydney

Airline	Cheapest	Average	Flexibility	On-time
Hawaiian Airlines	Cheapest$444	Average$1,277	FlexibilityNo cancel fee	On-time85%
United Airlines	Cheapest$656	Average$1,268	FlexibilityNo cancel fee	On-time69%
Air Canada	Cheapest$848	Average$1,066	FlexibilityNo cancel fee	On-time67%
Delta	Cheapest$922	Average$1,156	FlexibilityNo cancel fee	On-timeN/A
Qantas Airways	Cheapest$1,036	Average$1,138	FlexibilityNo cancel fee	On-time74%
American Airlines	Cheapest$1,055	Average$1,142	FlexibilityNo cancel fee	On-time71%
Alaska Airlines	Cheapest$1,068	Average$1,252	FlexibilityNo cancel fee	On-time75%

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$447+ 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 6/18. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Oregon to Sydney with Cheapflights

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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 April 24, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

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 April 24, 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 April 24, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Oregon to Sydney that are best for you.

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?

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 April 24, 2025.

Rainfall in Sydney by month

Plan your trip to Sydney by taking into account the average rainfall totals by month.

Temperature in Sydney by month

Plan your trip to Sydney by taking into account the average temperature totals by month.

Reviews of airlines servicing Sydney

See what other customers who have flown with Air Tahiti Nui, Fiji Airways and Singapore Airlines from Oregon to Sydney have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

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

What are the most popular routes from Oregon to Sydney?

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

How can I find direct flights from Oregon to Sydney?

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

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

Traveling to a place near Oregon?

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Alternative routes for Oregon to Sydney

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Top 7 airlines flying from Oregon to Sydney

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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 April 24, 2025.