How long does it take to fly to Sydney?

If you’re flying from a popular airport in Oregon, such as Portland or Medford, and flying into Sydney, then you can expect flight times to average 17h 35m and 19h 40m, respectively.

What is the cheapest airline that flies from Oregon to Sydney Kingsford Smith?

Delta, Qantas Airways, and United Airlines are the most popular carriers operating from Oregon to Sydney Kingsford Smith

When did momondo last update prices for flights from Oregon to Sydney Kingsford Smith Airport?

Prices for flights from Oregon to Sydney Kingsford Smith Airport were last updated today.

How many operators does momondo search for flights from Oregon to Sydney Kingsford Smith Airport?

The number of operators available for flights from Oregon to Sydney Kingsford Smith Airport is 1 as of September 2025.

How old do you have to be to fly from Oregon to Sydney Kingsford Smith Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Oregon to Sydney Kingsford Smith Airport.

What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

The required travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Sydney Kingsford Smith Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$746 Cheap Flights from Oregon to Sydney in 2025/26

1 adult

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Find the cheapest flights from Oregon to Sydney

Round-trip

One-way

Last minute

Cheap return flights

14:09 - 06:20EUG-SYD

21h 11m1 stop

12:10 - 12:16SYD-EUG

19h 06m1 stop

$1,362United Airlines

Find Deal

Tue, 10 Feb - Sat, 28 Feb

13:10 - 09:05EUG-SYD

24h 55m2 stops

12:10 - 12:16SYD-EUG

19h 06m1 stop

$1,370United Airlines

Find Deal

Tue, 10 Feb - Sat, 28 Feb

16:00 - 19:45PDX-SYD

32h 45m2 stops

21:40 - 22:26SYD-PDX

19h 46m2 stops

$1,500Hawaiian Airlines

Find Deal

Tue, 10 Feb - Sat, 28 Feb

14:45 - 19:45PDX-SYD

34h 00m2 stops

21:40 - 00:03SYD-PDX

21h 23m2 stops

$1,535Hawaiian Airlines

Find Deal

Sat, 17 Jan - Mon, 26 Jan

19:25 - 06:05RDM-SYD

39h 40m2 stops

09:40 - 18:40SYD-RDM

27h 00m2 stops

$1,588Delta

Find Deal

Fri, 6 Mar - Fri, 20 Mar

19:00 - 09:35PDX-SYD

19h 35m1 stop

11:20 - 09:15SYD-PDX

16h 55m1 stop

$1,611Air Canada

Find Deal

Mon, 24 Nov - Thu, 29 Jan

15:40 - 19:45MFR-SYD

33h 05m2 stops

21:40 - 11:10SYD-MFR

32h 30m2 stops

$1,615Alaska Airlines

Find Deal

Mon, 12 Jan - Tue, 27 Jan

15:15 - 09:35PDX-SYD

23h 20m1 stop

09:00 - 09:15SYD-PDX

19h 15m2 stops

$1,634Air Canada

Find Deal

Mon, 24 Nov - Thu, 29 Jan

10:30 - 19:45PDX-SYD

38h 15m1 stop

21:40 - 05:25SYD-PDX

26h 45m1 stop

$1,708Alaska Airlines

Find Deal

Tue, 2 Dec - Tue, 16 Dec

12:25 - 07:35PDX-SYD

25h 10m1 stop

10:25 - 16:45SYD-PDX

24h 20m2 stops

$1,746Delta

Find Deal

Tue, 14 Oct - Tue, 21 Oct

Hawaiian Airlines flights from Oregon to Sydney

Our best Hawaiian Airlines deals on Oregon to Sydney flight tickets

Hawaiian Airlines

10 Feb

PDX16:00Portland

32h 45m

2 stops

SYD19:45Sydney Kingsford Smith

28 Feb

SYD21:40Sydney Kingsford Smith

19h 46m

2 stops

PDX22:26Portland

$1,500

Find similar

Hawaiian Airlines

17 Jan

PDX14:45Portland

34h 00m

2 stops

SYD19:45Sydney Kingsford Smith

26 Jan

SYD21:40Sydney Kingsford Smith

21h 23m

2 stops

PDX00:03Portland

$1,535

Find similar

Hawaiian Airlines

22 Oct

BOI17:38Boise Air Term. Gowen Fld

33h 07m

2 stops

SYD19:45Sydney Kingsford Smith

26 Oct

SYD21:40Sydney Kingsford Smith

31h 56m

2 stops

BOI12:36Boise Air Term. Gowen Fld

$1,558

Find similar

Delta flights from Oregon to Sydney

Our best Delta deals on Oregon to Sydney flight tickets

Delta

23 Sept

PDX12:40Portland

24h 55m

1 stop

SYD06:35Sydney Kingsford Smith

30 Sept

SYD09:25Sydney Kingsford Smith

30h 17m

2 stops

PDX22:42Portland

$1,503

Find similar

Delta

6 Mar

RDM19:25Bend/Redmond

39h 40m

2 stops

SYD06:05Sydney Kingsford Smith

20 Mar

SYD09:40Sydney Kingsford Smith

27h 00m

2 stops

RDM18:40Bend/Redmond

$1,588

Find similar

Delta

14 Oct

PDX12:25Portland

25h 10m

1 stop

SYD07:35Sydney Kingsford Smith

21 Oct

SYD10:25Sydney Kingsford Smith

24h 20m

2 stops

PDX16:45Portland

$1,746

Find similar

Fly from

Fly to

Route

Depart

Return

Price

EugeneSydney

EUG - SYD

EUGSYD

Eugene

Tue 10/2

14:09-06:20

1 stop21h 11m

Sydney Kingsford Smith

Sat 28/2

12:10-12:16

1 stop19h 06m

$1,362

EugeneSydney

EUG - SYD

EUGSYD

Eugene

Tue 10/2

13:10-09:05

2 stops24h 55m

Sydney Kingsford Smith

Sat 28/2

12:10-12:16

1 stop19h 06m

$1,370

PortlandSydney

PDX - SYD

PDXSYD

Portland

Tue 10/2

16:00-19:45

2 stops32h 45m

Sydney Kingsford Smith

Sat 28/2

21:40-22:26

2 stops19h 46m

$1,500

PortlandSydney

PDX - SYD

PDXSYD

Portland

Sat 17/1

14:45-19:45

2 stops34h 00m

Sydney Kingsford Smith

Mon 26/1

21:40-00:03

2 stops21h 23m

$1,535

RedmondSydney

RDM - SYD

RDMSYD

Bend/Redmond

Fri 6/3

19:25-06:05

2 stops39h 40m

Sydney Kingsford Smith

Fri 20/3

09:40-18:40

2 stops27h 00m

$1,588

PortlandSydney

PDX - SYD

PDXSYD

Portland

Mon 24/11

19:00-09:35

1 stop19h 35m

Sydney Kingsford Smith

Thu 29/1

11:20-09:15

1 stop16h 55m

$1,611

MedfordSydney

MFR - SYD

MFRSYD

Medford

Mon 12/1

15:40-19:45

2 stops33h 05m

Sydney Kingsford Smith

Tue 27/1

21:40-11:10

2 stops32h 30m

$1,615

PortlandSydney

PDX - SYD

PDXSYD

Portland

Mon 24/11

15:15-09:35

1 stop23h 20m

Sydney Kingsford Smith

Thu 29/1

09:00-09:15

2 stops19h 15m

$1,634

PortlandSydney

PDX - SYD

PDXSYD

Portland

Tue 2/12

10:30-19:45

1 stop38h 15m

Sydney Kingsford Smith

Tue 16/12

21:40-05:25

1 stop26h 45m

$1,708

PortlandSydney

PDX - SYD

PDXSYD

Portland

Tue 14/10

12:25-07:35

1 stop25h 10m

Sydney Kingsford Smith

Tue 21/10

10:25-16:45

2 stops24h 20m

$1,746

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Oregon to Sydney

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Sydney?

The month of September is, on average, the cheapest month to fly to Sydney from Oregon, with most prices found around $1,509. If you aren’t able to travel to Sydney during the month of September, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $1,518.

What is the cheapest day to depart on your flight to Sydney?

Our data shows that Wednesday is the least expensive day to fly to Sydney. Tickets to fly out on this day can be as low as $1,226. The most expensive day to fly to Sydney is Sunday, with ticket prices averaging around $1,991.

What is the cheapest time of day to depart on your flight to Sydney?

According to our data, the cheapest time of day to fly to Sydney is in the morning. momondo users have found flights departing from Oregon to Sydney in the morning for as low as $1,377. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,785 on average. Flights to Sydney from Oregon in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

You are more likely to see cheaper flights to Sydney from Oregon when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $1,703 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Oregon for as low as $1,484 on momondo.

Can stopping save me money on Oregon to Sydney flights?

You could potentially save up to 24% on your flight if you consider stops on a Oregon to Sydney flight.

Cheap Oregon to Sydney flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Oregon to Sydney

Direct flights	None

There are no direct flights from Oregon to Sydney. There are no popular flight routes from Oregon to Sydney.

Search flight deals

When did momondo last update prices for flights from Oregon to Sydney Kingsford Smith Airport?
Prices for flights from Oregon to Sydney Kingsford Smith Airport were last updated today.
How many operators does momondo search for flights from Oregon to Sydney Kingsford Smith Airport?
The number of operators available for flights from Oregon to Sydney Kingsford Smith Airport is 1 as of September 2025.
How old do you have to be to fly from Oregon to Sydney Kingsford Smith Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Oregon to Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The required travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Sydney Kingsford Smith Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Oregon to Sydney

Compare and see reviews for airlines that fly from Oregon to Sydney with momondo

Airline	Rating	Free cancellation	Price
United Airlines	PriceFrom $1,259	Free cancellation	Rating 7.4 8,923 reviews		Search United Airlines flights

Parramatta

Wollongong

Terrigal

Penrith

Katoomba

Lithgow

Leura

Manly

Bondi Beach

Coogee

Randwick

Cronulla

Charlestown

Newport

Swansea

Why use momondo?

Why should I use momondo to find a flight deal from Oregon to Sydney?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Oregon to Sydney. momondo saves you time and could save you money on your trip.

Can I find flights from Oregon to Sydney with flexible booking policies on momondo?

Yes. All flights to Sydney from Oregon on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Oregon to Sydney?

Once you have performed a search for Oregon to Sydney flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Oregon to Sydney right now. Can momondo alert me if prices change?

Price alerts on flights to Sydney from Oregon are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.