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

Lufthansa, Qantas Airways, and ANA are the most popular carriers operating from Oregon to Australia

How long is the flight from Oregon to Australia?

Flight times from Oregon to Australia vary, but if you’re flying out of Portland and flying into Sydney (one of the most popular routes), then the duration is 17h 35m on average. Another popular route from Oregon to Australia is flying from Medford to Sydney, which will take roughly 19h 40m. Keep in mind that layovers or delays could extend your travel time.

What airlines fly to Australia?

United Airlines, Air Canada and Delta are the top three most popular airlines that fly to Australia from Oregon according to our data. United Airlines is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Australia. Keep in mind that there are 8 different airlines that fly to Australia on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Oregon to Australia are refreshed on a daily basis.

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

As of September 2025, there are 8 operators 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 layovers. 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 license 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.

$484 Cheap Flights from Oregon to Australia in 2025/26

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Find the cheapest flights from Oregon to Australia

Round-trip

One-way

Last minute

Cheap round-trip flights

6:00 am - 9:15 amMFR-SYD

32h 15m1 stop

12:10 pm - 10:55 amSYD-MFR

17h 45m1 stop

$924United Airlines

Find Deal

Mon, Dec 29 - Tue, Mar 3

6:00 am - 9:15 amMFR-SYD

32h 15m1 stop

2:00 pm - 5:43 pmSYD-MFR

22h 43m1 stop

$925United Airlines

Find Deal

Mon, Dec 29 - Tue, Mar 3

5:35 pm - 7:05 amPDX-SYD

20h 30m1 stop

9:10 am - 1:24 pmSYD-PDX

21h 14m1 stop

$939Qantas Airways

Find Deal

Tue, Sep 23 - Tue, Sep 30

5:30 pm - 9:30 amPDX-MEL

21h 00m1 stop

6:45 am - 4:28 pmMEL-PDX

28h 43m2 stops

$947Qantas Airways

Find Deal

Sat, Jan 17 - Sat, Jan 24

12:04 pm - 7:05 amPDX-SYD

26h 01m2 stops

9:10 am - 9:16 pmSYD-PDX

29h 06m1 stop

$965American Airlines

Find Deal

Tue, Sep 23 - Tue, Sep 30

8:31 am - 7:05 amPDX-SYD

29h 34m1 stop

12:10 pm - 6:54 pmSYD-PDX

23h 44m1 stop

$966American Airlines

Find Deal

Tue, Sep 23 - Tue, Sep 30

10:30 am - 7:30 amPDX-SYD

28h 00m1 stop

5:45 pm - 7:10 pmSYD-PDX

18h 25m1 stop

$977Multiple Airlines

Find Deal

Sun, Sep 21 - Tue, Sep 23

10:28 pm - 7:45 pmPDX-SYD

26h 17m2 stops

9:40 pm - 12:09 amSYD-PDX

21h 29m2 stops

$988Alaska Airlines

Find Deal

Wed, Nov 5 - Tue, Nov 18

10:28 pm - 7:45 pmPDX-SYD

26h 17m2 stops

9:40 pm - 9:50 amSYD-PDX

31h 10m2 stops

$1,007Alaska Airlines

Find Deal

Wed, Nov 5 - Fri, Nov 21

1:38 pm - 9:00 amPDX-SYD

25h 22m2 stops

11:20 am - 2:45 pmSYD-PDX

22h 25m1 stop

$1,022Multiple Airlines

Find Deal

Fri, Oct 31 - Fri, Nov 7

American Airlines flights from Oregon to Australia

Our best American Airlines deals on Oregon to Australia flight tickets

American Airlines

Sep 23

PDX12:04 pmPortland

26h 01m

2 stops

SYD7:05 amSydney Kingsford Smith

Sep 30

SYD9:10 amSydney Kingsford Smith

29h 06m

1 stop

PDX9:16 pmPortland

$965

Find similar

American Airlines

Sep 23

PDX8:31 amPortland

29h 34m

1 stop

SYD7:05 amSydney Kingsford Smith

Sep 30

SYD12:10 pmSydney Kingsford Smith

23h 44m

1 stop

PDX6:54 pmPortland

$966

Find similar

American Airlines

Sep 23

PDX8:31 amPortland

29h 34m

1 stop

SYD7:05 amSydney Kingsford Smith

Sep 30

SYD5:10 pmSydney Kingsford Smith

21h 06m

2 stops

PDX9:16 pmPortland

$991

Find similar

Alaska Airlines flights from Oregon to Australia

Our best Alaska Airlines deals on Oregon to Australia flight tickets

Alaska Airlines

Nov 5

PDX10:28 pmPortland

26h 17m

2 stops

SYD7:45 pmSydney Kingsford Smith

Nov 18

SYD9:40 pmSydney Kingsford Smith

21h 29m

2 stops

PDX12:09 amPortland

$988

Find similar

Alaska Airlines

Nov 5

PDX10:28 pmPortland

26h 17m

2 stops

SYD7:45 pmSydney Kingsford Smith

Nov 21

SYD9:40 pmSydney Kingsford Smith

31h 10m

2 stops

PDX9:50 amPortland

$1,007

Find similar

Alaska Airlines

Nov 5

PDX10:28 pmPortland

26h 17m

2 stops

SYD7:45 pmSydney Kingsford Smith

Nov 22

SYD9:40 pmSydney Kingsford Smith

31h 10m

2 stops

PDX9:50 amPortland

$1,016

Find similar

Fly from

Fly to

Route

Depart

Return

Price

MedfordSydney

MFR - SYD

MFRSYD

Medford

Mon 12/29

6:00 am-9:15 am

1 stop32h 15m

Sydney Kingsford Smith

Tue 3/3

12:10 pm-10:55 am

1 stop17h 45m

$924

MedfordSydney

MFR - SYD

MFRSYD

Medford

Mon 12/29

6:00 am-9:15 am

1 stop32h 15m

Sydney Kingsford Smith

Tue 3/3

2:00 pm-5:43 pm

1 stop22h 43m

$925

PortlandSydney

PDX - SYD

PDXSYD

Portland

Tue 9/23

5:35 pm-7:05 am

1 stop20h 30m

Sydney Kingsford Smith

Tue 9/30

9:10 am-1:24 pm

1 stop21h 14m

$939

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sat 1/17

5:30 pm-9:30 am

1 stop21h 00m

Melbourne

Sat 1/24

6:45 am-4:28 pm

2 stops28h 43m

$947

PortlandSydney

PDX - SYD

PDXSYD

Portland

Tue 9/23

12:04 pm-7:05 am

2 stops26h 01m

Sydney Kingsford Smith

Tue 9/30

9:10 am-9:16 pm

1 stop29h 06m

$965

PortlandSydney

PDX - SYD

PDXSYD

Portland

Tue 9/23

8:31 am-7:05 am

1 stop29h 34m

Sydney Kingsford Smith

Tue 9/30

12:10 pm-6:54 pm

1 stop23h 44m

$966

PortlandSydney

PDX - SYD

PDXSYD

Portland

Sun 9/21

10:30 am-7:30 am

1 stop28h 00m

Sydney Kingsford Smith

Tue 9/23

5:45 pm-7:10 pm

1 stop18h 25m

$977

PortlandSydney

PDX - SYD

PDXSYD

Portland

Wed 11/5

10:28 pm-7:45 pm

2 stops26h 17m

Sydney Kingsford Smith

Tue 11/18

9:40 pm-12:09 am

2 stops21h 29m

$988

PortlandSydney

PDX - SYD

PDXSYD

Portland

Wed 11/5

10:28 pm-7:45 pm

2 stops26h 17m

Sydney Kingsford Smith

Fri 11/21

9:40 pm-9:50 am

2 stops31h 10m

$1,007

PortlandSydney

PDX - SYD

PDXSYD

Portland

Fri 10/31

1:38 pm-9:00 am

2 stops25h 22m

Sydney Kingsford Smith

Fri 11/7

11:20 am-2:45 pm

1 stop22h 25m

$1,022

Flights are sorted by cheapest round-trip 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?

The month of September is, on average, the cheapest month to fly to Australia from Oregon, with most prices found around $999. If you aren’t able to travel during the month of September, then book flights to Australia from Oregon during August instead. Flights to Australia in August, while not as cheap as those in September, still average around $1,002.

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

The cheapest day to depart from Oregon to Australia is on a Saturday. Travelers who choose to depart for Australia on a Saturday will often find tickets for as low as $1,040. On the other hand, Thursday is the most expensive day to depart from Oregon because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,146.

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

Flying to Australia from Oregon in the morning is the least expensive time of day to depart. momondo users have found prices as low as $1,060 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,135 on average. Flights to Australia from Oregon at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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 $1,123 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from Oregon for as low as $979 on momondo.

Can stopping save me money on Oregon to Australia flights?

You could potentially save up to 6% 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 are refreshed on a daily basis.
How many operators does momondo search for flights from Oregon to Australia?
As of September 2025, there are 8 operators 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 layovers. 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 license 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
Delta	PriceFrom $456	Free Cancellation	Rating 7.9 7,964 reviews	Search Delta flights
Hawaiian Airlines	PriceFrom $550	Free Cancellation	Rating 7.8 2,732 reviews	Search Hawaiian Airlines flights
United Airlines	PriceFrom $656	Free Cancellation	Rating 7.4 8,926 reviews	Search United Airlines flights
Air Canada	PriceFrom $841	Free Cancellation	Rating 7.1 10,000 reviews	Search Air Canada flights
Qantas Airways	PriceFrom $898	Free Cancellation	Rating 7.5 907 reviews	Search Qantas Airways flights
American Airlines	PriceFrom $954	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
Alaska Airlines	PriceFrom $1,099	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights
Air New Zealand	PriceFrom $1,141	Free Cancellation	Rating 8.0 505 reviews	Search Air New Zealand flights

Why use momondo?

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

Finding the right flight to Australia from Oregon is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Australia quick and easy, saving you time and money.

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

Yes. All flights to Australia 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 Australia?

Once you have performed a search for Oregon to Australia 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 Australia right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Oregon to Australia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Australia and let you know when they change.