What is the cheapest airline that flies from Oregon to Australia?

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

How long is the flight from Oregon to Australia?

The flight from Oregon to Australia depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from Portland (a popular airport in Oregon) to Sydney (the most popular airport in Australia), then the flight time is 17h 35m on average. If you fly from Medford (another popular airport in Oregon) to Sydney, then the average flight time is 19h 40m.

When did momondo last update prices for flights from Oregon to Australia?

Prices for flights from Oregon to Australia refresh daily.

How many operators does momondo search for flights from Oregon to Australia?

As of September 2025, there is 1 operator available to choose from for flights from Oregon to Australia.

How old do you have to be to fly from Oregon to Australia?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Oregon to Australia.

What documentation or ID do you need to fly to Australia?

The required travel and health documents for your Australia 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 Australia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$799 Cheap Flights from Oregon to Australia in 2025/26

1 adult

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Find the cheapest flights from Oregon to Australia

Round-trip

One-way

Last minute

Cheap return flights

14:05 - 09:15MFR-SYD

24h 10m1 stop

11:20 - 22:30SYD-MFR

30h 10m2 stops

$1,393United Airlines

Find Deal

Tue, 4 Nov - Tue, 11 Nov

13:54 - 09:15RDM-SYD

24h 21m1 stop

11:20 - 15:08SYD-RDM

22h 48m1 stop

$1,393United Airlines

Find Deal

Wed, 5 Nov - Wed, 12 Nov

17:30 - 09:30PDX-MEL

21h 00m1 stop

06:45 - 16:28MEL-PDX

28h 43m2 stops

$1,434Qantas Airways

Find Deal

Sat, 17 Jan - Sat, 24 Jan

17:30 - 09:30PDX-MEL

21h 00m1 stop

06:45 - 16:28MEL-PDX

28h 43m2 stops

$1,435Qantas Airways

Find Deal

Sat, 17 Jan - Sat, 24 Jan

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

17:10 - 08:00PDX-MEL

19h 50m1 stop

09:10 - 16:15MEL-PDX

25h 05m1 stop

$1,550Delta

Find Deal

Fri, 6 Mar - Sun, 15 Mar

17:05 - 08:00PDX-MEL

43h 55m2 stops

10:00 - 23:53MEL-PDX

30h 53m2 stops

$1,556Delta

Find Deal

Tue, 24 Feb - Sun, 14 Jun

19:00 - 14:05PDX-MEL

25h 05m2 stops

06:05 - 09:15MEL-PDX

21h 10m2 stops

$1,559Multiple Airlines

Find Deal

Thu, 19 Mar - Tue, 24 Mar

19:00 - 12:25PDX-MEL

23h 25m2 stops

06:05 - 09:15MEL-PDX

21h 10m2 stops

$1,561Multiple Airlines

Find Deal

Thu, 19 Mar - Tue, 24 Mar

United Airlines flights from Oregon to Australia

Our best United Airlines deals on Oregon to Australia flight tickets

United Airlines

4 Nov

MFR14:05Medford

24h 10m

1 stop

SYD09:15Sydney Kingsford Smith

11 Nov

SYD11:20Sydney Kingsford Smith

30h 10m

2 stops

MFR22:30Medford

$1,393

Find similar

United Airlines

4 Nov

MFR05:00Medford

31h 00m

2 stops

SYD07:00Sydney Kingsford Smith

11 Nov

SYD12:10Sydney Kingsford Smith

28h 05m

2 stops

MFR21:15Medford

$1,399

Find similar

United Airlines

29 Dec

MFR06:00Medford

32h 15m

1 stop

SYD09:15Sydney Kingsford Smith

3 Mar

SYD12:10Sydney Kingsford Smith

24h 33m

1 stop

MFR17:43Medford

$1,402

Find similar

Hawaiian Airlines flights from Oregon to Australia

Our best Hawaiian Airlines deals on Oregon to Australia 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

Fly from

Fly to

Route

Depart

Return

Price

MedfordSydney

MFR - SYD

MFRSYD

Medford

Tue 4/11

14:05-09:15

1 stop24h 10m

Sydney Kingsford Smith

Tue 11/11

11:20-22:30

2 stops30h 10m

$1,393

RedmondSydney

RDM - SYD

RDMSYD

Bend/Redmond

Wed 5/11

13:54-09:15

1 stop24h 21m

Sydney Kingsford Smith

Wed 12/11

11:20-15:08

1 stop22h 48m

$1,393

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sat 17/1

17:30-09:30

1 stop21h 00m

Melbourne

Sat 24/1

06:45-16:28

2 stops28h 43m

$1,434

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sat 17/1

17:30-09:30

1 stop21h 00m

Melbourne

Sat 24/1

06:45-16:28

2 stops28h 43m

$1,435

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

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Fri 6/3

17:10-08:00

1 stop19h 50m

Melbourne

Sun 15/3

09:10-16:15

1 stop25h 05m

$1,550

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Tue 24/2

17:05-08:00

2 stops43h 55m

Melbourne

Sun 14/6

10:00-23:53

2 stops30h 53m

$1,556

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Thu 19/3

19:00-14:05

2 stops25h 05m

Melbourne

Tue 24/3

06:05-09:15

2 stops21h 10m

$1,559

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Thu 19/3

19:00-12:25

2 stops23h 25m

Melbourne

Tue 24/3

06:05-09:15

2 stops21h 10m

$1,561

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 Australia

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 Australia?

In general, September is the cheapest month to fly from Oregon to Australia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,509. If you don’t want to visit Australia in September, then you should wait until August to fly from Oregon, when ticket prices are also cheap, with an average price of $1,518.

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

On average, the least expensive day to fly to Australia from Oregon is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $1,226. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Oregon to Australia on a Sunday will generally be more expensive and average around $1,991. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

According to our data, the cheapest time of day to fly to Australia is in the morning. momondo users have found flights departing from Oregon to Australia 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. Flights to Australia are more costly in the afternoon, with an average ticket price of $1,785. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to Australia from Oregon when booking weeks ahead of your departure date. In general, you can expect to find flights to Australia 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 Australia from Oregon for as low as $1,484 on momondo.

Can stopping save me money on Oregon to Australia flights?

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

Cheap Oregon to Australia flight deals and tips

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

Direct flights	None

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

Search flight deals

When did momondo last update prices for flights from Oregon to Australia?
Prices for flights from Oregon to Australia refresh daily.
How many operators does momondo search for flights from Oregon to Australia?
As of September 2025, there is 1 operator available to choose from for flights from Oregon to Australia.
How old do you have to be to fly from Oregon to Australia?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Oregon to Australia.
What documentation or ID do you need to fly to Australia?
The required travel and health documents for your Australia 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 Australia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Oregon to Australia

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

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

Why use momondo?

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

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

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

Yes. momondo allows you to filter the results for Oregon to Australia flights to just show those with flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Australia from Oregon.

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

Of course. momondo tracks the price of Oregon to Australia flights. All you need is a valid email address and we will do the rest; it is that quick and easy.