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

For one-way options, check prices for Alaska Airlines. According to our data, you can fly for as low as $528. Users have also found prices from $718 and $827 on Hawaiian Airlines and American 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, Boise Air Term. Gowen Fld - Sydney Kingsford Smith or Bend/Redmond - 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 $1,167.

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 $1,185. 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.

$476+ Flights from Oregon to Sydney

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Cheap flight deals from Oregon to Sydney

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Round-trip from	$915 (Air Canada)
One-way from	$476 (Mytrip)
Popular in	December
Cheapest in	February
Average price	$1,083

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. 11% potential increase in price ($151 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($36 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in March 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 March 31, 2025.

Tue 12/27:05 pmPDX - SYD

1 stop19h 30mAir Canada

Tue 12/1611:20 amSYD - PDX

1 stop26h 04mAir Canada

Deal found 3/30

$897

Thu 8/2810:10 amPDX - SYD

1 stop28h 10mMultiple Airlines

Sat 9/68:00 pmSYD - PDX

2 stops30h 31mMultiple Airlines

Deal found 3/30

$971

Sat 9/67:14 pmBOI - SYD

2 stops27h 26mMultiple Airlines

Sat 9/201:45 pmSYD - BOI

2 stops25h 09mMultiple Airlines

Deal found 3/31

$1,107

Thu 7/245:48 pmEUG - SYD

2 stops27h 52mMultiple Airlines

Wed 7/304:20 pmSYD - EUG

2 stops37h 16mMultiple Airlines

Deal found 3/30

$1,148

Fri 8/82:50 pmPDX - SYD

1 stop23h 15mAlaska Airlines

Fri 9/269:10 amSYD - PDX

1 stop21h 16mAlaska Airlines

Deal found 3/30

$1,149

Thu 7/102:44 pmBOI - SYD

2 stops24h 21mAlaska Airlines

Thu 8/219:10 amSYD - BOI

1 stop26h 28mAlaska Airlines

Deal found 3/30

$1,154

Wed 7/305:14 amMFR - SYD

2 stops21h 31mAlaska Airlines

Fri 8/89:40 pmSYD - MFR

2 stops30h 40mAlaska Airlines

Deal found 3/31

$1,161

Thu 5/157:25 pmEUG - SYD

2 stops31h 20mAlaska Airlines

Thu 5/229:40 pmSYD - EUG

2 stops19h 15mAlaska Airlines

Deal found 3/30

$1,161

Wed 5/1410:10 amPDX - SYD

2 stops40h 05mANA

Wed 5/218:55 pmSYD - PDX

2 stops38h 50mANA

Deal found 3/29

$1,204

Mon 6/231:38 pmRDM - SYD

2 stops24h 27mAlaska Airlines

Mon 7/79:10 amSYD - RDM

1 stop19h 34mAlaska Airlines

Deal found 3/30

$1,214

Mon 6/232:11 pmRDM - SYD

2 stops23h 54mAmerican Airlines

Mon 7/79:10 amSYD - RDM

1 stop19h 34mAmerican Airlines

Deal found 3/31

$1,246

Mon 8/43:40 pmPDX - SYD

1 stop22h 15mUnited Airlines

Tue 9/2310:20 amSYD - PDX

1 stop21h 22mUnited Airlines

Deal found 3/30

$1,256

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 March 31, 2025.

Tue 8/53:25 pmPDX - SYD

2 stops26h 15mAir Canada

Tue 9/239:20 amSYD - PDX

1 stop17h 11mAir Canada

Deal found 3/30

$915

Thu 8/2810:10 amPDX - SYD

1 stop28h 10mMultiple Airlines

Sat 9/68:00 pmSYD - PDX

2 stops30h 31mMultiple Airlines

Deal found 3/30

$971

Fri 8/82:50 pmPDX - SYD

1 stop23h 15mAlaska Airlines

Fri 9/269:10 amSYD - PDX

1 stop21h 16mAlaska Airlines

Deal found 3/30

$1,149

Wed 5/1410:10 amPDX - SYD

2 stops40h 05mANA

Wed 5/218:55 pmSYD - PDX

2 stops38h 50mANA

Deal found 3/29

$1,204

Mon 6/232:11 pmRDM - SYD

2 stops23h 54mAmerican Airlines

Mon 7/79:10 amSYD - RDM

1 stop19h 34mAmerican Airlines

Deal found 3/31

$1,246

Mon 8/43:40 pmPDX - SYD

1 stop22h 15mUnited Airlines

Tue 9/2310:20 amSYD - PDX

1 stop21h 22mUnited Airlines

Deal found 3/30

$1,256

Sun 6/155:00 pmPDX - SYD

1 stop20h 35mDelta

Mon 6/309:25 amSYD - PDX

1 stop23h 40mDelta

Deal found 3/29

$1,265

Sat 5/108:05 amPDX - SYD

1 stop18h 40mHawaiian Airlines

Sat 5/249:40 pmSYD - PDX

1 stop17h 15mHawaiian Airlines

Deal found 3/30

$1,352

Wed 4/305:39 pmPDX - SYD

1 stop20h 51mQantas Airways

Wed 5/79:10 amSYD - PDX

1 stop24h 33mQantas Airways

Deal found 3/31

$1,403

Mon 8/43:25 pmPDX - SYD

2 stops24h 20mAir New Zealand

Thu 9/2510:20 amSYD - PDX

1 stop16h 55mAir New Zealand

Deal found 3/30

$1,543

Tue 8/57:00 amPDX - SYD

3 stops43h 15mSingapore Airlines

Tue 9/236:05 pmSYD - PDX

2 stops36h 45mSingapore Airlines

Deal found 3/30

$1,858

Tue 4/295:50 pmPDX - SYD

2 stops35h 20mFiji Airways

Tue 5/61:15 pmSYD - PDX

3 stops34h 05mFiji Airways

Deal found 3/30

$1,926

Last-minute flights from Oregon to Sydney
Discover last-minute flight deals from Oregon to Sydney. Data last updated March 31, 2025 and is based on user searches.

Mon 3/315:10 amMFR - SYD

2 stops32h 55mAlaska Airlines

Mon 4/79:10 amSYD - MFR

2 stops31h 14mAlaska Airlines

Deal found 3/31

$1,668

Tue 4/11:58 pmEUG - SYD

1 stop23h 57mUnited Airlines

Tue 4/1510:20 amSYD - EUG

1 stop18h 54mUnited Airlines

Deal found 3/31

$1,556

Tue 4/11:12 pmEUG - SYD

2 stops24h 53mAmerican Airlines

Tue 4/159:10 amSYD - EUG

1 stop31h 16mAmerican Airlines

Deal found 3/30

$1,705

Thu 4/36:00 amBOI - SYD

2 stops20h 45mAlaska Airlines

Sat 4/59:40 pmSYD - BOI

1 stop33h 12mAlaska Airlines

Deal found 3/30

$1,361

Fri 4/412:03 pmPDX - SYD

2 stops41h 07mFiji Airways

Mon 4/71:15 pmSYD - PDX

2 stops26h 06mFiji Airways

Deal found 3/30

$1,548

Mon 4/710:10 amPDX - SYD

2 stops40h 05mANA

Sun 4/278:55 pmSYD - PDX

2 stops59h 02mANA

Deal found 3/30

$1,298

Mon 4/72:40 pmPDX - SYD

1 stop23h 25mQantas Airways

Mon 4/285:45 pmSYD - PDX

1 stop21h 36mQantas Airways

Deal found 3/30

$1,544

Mon 4/79:40 amBOI - SYD

2 stops29h 25mAlaska Airlines

Wed 4/169:10 amSYD - BOI

2 stops28h 29mAlaska Airlines

Deal found 3/30

$1,668

Mon 4/75:00 amBOI - SYD

2 stops33h 55mUnited Airlines

Wed 4/169:30 amSYD - BOI

1 stop19h 14mUnited Airlines

Deal found 3/30

$2,012

Mon 4/76:59 pmBOI - SYD

2 stops23h 11mMultiple Airlines

Wed 4/168:45 amSYD - BOI

3 stops25h 15mMultiple Airlines

Deal found 3/30

$2,528

Mon 4/76:59 pmBOI - SYD

1 stop20h 06mQantas Airways

Wed 4/165:45 pmSYD - BOI

1 stop21h 12mQantas Airways

Deal found 3/30

$2,552

Tue 4/86:07 pmPDX - SYD

1 stop32h 38mHawaiian Airlines

Sat 5/109:40 pmSYD - PDX

2 stops24h 20mHawaiian Airlines

Deal found 3/30

$1,281

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 March 31, 2025.

Mon 4/287:01 pmPDX - SYD

3 stops47h 44mMultiple Airlines

Deal found 3/30

$476

Tue 4/292:30 pmPDX - SYD

2 stops23h 35mAlaska Airlines

Deal found 3/30

$528

Fri 6/205:40 pmPDX - SYD

1 stop33h 05mHawaiian Airlines

Deal found 3/30

$718

Thu 6/1912:07 amPDX - SYD

2 stops37h 58mAmerican Airlines

Deal found 3/30

$827

Tue 4/81:39 pmPDX - SYD

3 stops48h 21mUnited Airlines

Deal found 3/30

$905

Fri 6/207:35 pmPDX - SYD

3 stops26h 35mAir Tahiti Nui

Deal found 3/30

$1,267

Tue 5/63:25 pmPDX - SYD

1 stop22h 55mAir Canada

Deal found 3/30

$1,785

Sat 6/213:41 pmPDX - SYD

3 stops58h 19mTurkish Airlines

Deal found 3/30

$2,593

Tue 4/2912:59 amPDX - SYD

2 stops36h 36mWestJet

Deal found 3/30

$3,113

Mon 4/284:54 pmPDX - SYD

4 stops47h 41mLATAM Airlines

Deal found 3/30

$3,889

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

Tue 8/5

3:25 pm-10:40 am

2 stops26h 15m

Sydney Kingsford Smith

Tue 9/23

9:20 am-9:31 am

1 stop17h 11m

$915

PortlandSydney

PDX - SYD

PDXSYD

Portland

Thu 8/28

10:10 am-7:20 am

1 stop28h 10m

Sydney Kingsford Smith

Sat 9/6

8:00 pm-9:31 am

2 stops30h 31m

$971

EugeneSydney

EUG - SYD

EUGSYD

Eugene

Thu 7/24

5:48 pm-2:40 pm

2 stops27h 52m

Sydney Kingsford Smith

Wed 7/30

4:20 pm-12:36 pm

2 stops37h 16m

$1,148

PortlandSydney

PDX - SYD

PDXSYD

Portland

Fri 8/8

2:50 pm-7:05 am

1 stop23h 15m

Sydney Kingsford Smith

Fri 9/26

9:10 am-1:26 pm

1 stop21h 16m

$1,149

MedfordSydney

MFR - SYD

MFRSYD

Medford

Wed 7/30

5:14 am-7:45 pm

2 stops21h 31m

Sydney Kingsford Smith

Fri 8/8

9:40 pm-11:20 am

2 stops30h 40m

$1,161

EugeneSydney

EUG - SYD

EUGSYD

Eugene

Thu 5/15

7:25 pm-7:45 pm

2 stops31h 20m

Sydney Kingsford Smith

Thu 5/22

9:40 pm-11:55 pm

2 stops19h 15m

$1,161

PortlandSydney

PDX - SYD

PDXSYD

Portland

Wed 5/14

10:10 am-7:15 pm

2 stops40h 05m

Sydney Kingsford Smith

Wed 5/21

8:55 pm-6:45 pm

2 stops38h 50m

$1,204

RedmondSydney

RDM - SYD

RDMSYD

Bend/Redmond

Mon 6/23

1:38 pm-7:05 am

2 stops24h 27m

Sydney Kingsford Smith

Mon 7/7

9:10 am-11:44 am

1 stop19h 34m

$1,214

RedmondSydney

RDM - SYD

RDMSYD

Bend/Redmond

Mon 6/23

2:11 pm-7:05 am

2 stops23h 54m

Sydney Kingsford Smith

Mon 7/7

9:10 am-11:44 am

1 stop19h 34m

$1,246

PortlandSydney

PDX - SYD

PDXSYD

Portland

Mon 8/4

3:40 pm-6:55 am

1 stop22h 15m

Sydney Kingsford Smith

Tue 9/23

10:20 am-2:42 pm

1 stop21h 22m

$1,256

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 40 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, ANA 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

8.7

Very good

61 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

8.7

Very good

61 reviews

Air Tahiti Nui

8.7

Very good

61 reviews

Reviews

1 / 2

10.0

Excellent

Isabelle,Apr 2023

AKL - PPT

ANA

8.3

Very good

831 reviews

Air Tahiti Nui

8.7

Very good

61 reviews

Reviews

1 / 2

10.0

Excellent

Isabelle,Apr 2023

AKL - PPT

Singapore Airlines

8.1

Very good

1,286 reviews

Air Tahiti Nui

8.7

Very good

61 reviews

Reviews

1 / 2

10.0

Excellent

Isabelle,Apr 2023

AKL - PPT

Fiji Airways

8.0

Very good

180 reviews

Air Tahiti Nui

8.7

Very good

61 reviews

Reviews

1 / 2

10.0

Excellent

Isabelle,Apr 2023

AKL - PPT

Delta

8.0

Very good

7,899 reviews

Air Tahiti Nui

8.7

Very good

61 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 Alaska Airlines. According to our data, you can fly for as low as $528. Users have also found prices from $718 and $827 on Hawaiian Airlines and American 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, Boise Air Term. Gowen Fld - Sydney Kingsford Smith or Bend/Redmond - 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$1,097	FlexibilityNo cancel fee	On-time85%
United Airlines	Cheapest$656	Average$1,272	FlexibilityNo cancel fee	On-time69%
Air Canada	Cheapest$846	Average$1,075	FlexibilityNo cancel fee	On-time67%
Delta	Cheapest$922	Average$1,152	FlexibilityNo cancel fee	On-timeN/A
Qantas Airways	Cheapest$1,036	Average$1,136	FlexibilityNo cancel fee	On-time74%
American Airlines	Cheapest$1,055	Average$1,142	FlexibilityNo cancel fee	On-time71%
Alaska Airlines	Cheapest$1,068	Average$1,255	FlexibilityNo cancel fee	On-time75%

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$476+ 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 4/28. 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

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

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 March 31, 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 March 31, 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 March 31, 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 March 31, 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, ANA 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 March 31, 2025.