How long is the flight from Australia to Oregon?

Flight times from Australia to Oregon vary, but if you’re flying out of Sydney and flying into Portland (one of the most popular routes), then the duration is 17h 03m on average. Another popular route from Australia to Oregon is flying from Melbourne to Portland, which will take roughly 20h 30m. Keep in mind that layovers or delays could extend your travel time.

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

United Airlines, Alaska Airlines, and American Airlines are the most popular carriers operating from Australia to Oregon

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

Prices for flights from Australia to Oregon were last updated today.

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

There is 1 operator available for flights from Australia to Oregon as of April 2026.

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

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Australia to Oregon.

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

The travel and health documents required for your trip to Oregon can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Oregon. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$558 Cheap Flights from Australia to Oregon in 2026

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Find the cheapest flights from Australia to Oregon

Round-trip

One-way

Last minute

Recent round-trip flight deals from Australia to Oregon

Enter your travel dates to find the best prices.

6:00 am - 9:30 am

MEL

PDX

20h 30m

2 stops

7:45 pm - 11:20 am

PDX

MEL

22h 35m

2 stops

$936Multiple Airlines

Fri, May 22 - Mon, May 25

6:00 am - 9:30 am

MEL

PDX

20h 30m

2 stops

3:30 pm - 11:35 am

PDX

MEL

27h 05m

2 stops

$951Multiple Airlines

Sun, May 24 - Sun, May 31

6:00 am - 9:30 am

MEL

PDX

20h 30m

2 stops

3:30 pm - 11:05 am

PDX

MEL

26h 35m

2 stops

$993Air Canada

Fri, May 8 - Tue, May 12

6:00 am - 9:30 am

MEL

PDX

20h 30m

2 stops

10:10 am - 11:35 am

PDX

MEL

32h 25m

2 stops

$994Air Canada

Fri, May 8 - Tue, May 12

10:55 am - 12:35 pm

MEL

PDX

18h 40m

1 stop

7:45 pm - 8:15 am

PDX

MEL

19h 30m

1 stop

$1,040United Airlines

Thu, May 7 - Thu, May 14

10:55 am - 5:44 pm

MEL

PDX

23h 49m

2 stops

7:45 pm - 8:15 am

PDX

MEL

19h 30m

1 stop

$1,044United Airlines

Thu, May 7 - Thu, May 14

12:00 pm - 10:54 pm

SYD

BOI

26h 54m

1 stop

2:14 pm - 7:05 am

BOI

SYD

24h 51m

2 stops

$1,208Qantas Airways

Thu, May 7 - Mon, May 18

9:10 am - 5:09 pm

SYD

BOI

23h 59m

2 stops

5:40 pm - 7:05 am

BOI

SYD

21h 25m

2 stops

$1,232American Airlines

Sun, May 24 - Sun, May 31

12:00 pm - 10:29 pm

SYD

BOI

26h 29m

1 stop

1:59 pm - 7:05 am

BOI

SYD

25h 06m

2 stops

$1,239American Airlines

Sun, May 24 - Sun, May 31

9:10 am - 10:54 pm

SYD

BOI

29h 44m

2 stops

2:14 pm - 7:05 am

BOI

SYD

24h 51m

2 stops

$1,249Qantas Airways

Fri, May 8 - Mon, May 18

Air Canada flights from Australia to Oregon

Our best Air Canada deals on Australia to Oregon flight tickets

Air Canada

May 28

MEL6:00 amMelbourne

20h 30m

2 stops

PDX9:30 amPortland

Jun 4

PDX3:30 pmPortland

27h 05m

2 stops

MEL11:35 amMelbourne

$941

Air Canada

May 8

MEL6:00 amMelbourne

20h 30m

2 stops

PDX9:30 amPortland

May 12

PDX3:30 pmPortland

26h 35m

2 stops

MEL11:05 amMelbourne

$993

Air Canada

May 8

MEL6:00 amMelbourne

20h 30m

2 stops

PDX9:30 amPortland

May 12

PDX10:10 amPortland

32h 25m

2 stops

MEL11:35 amMelbourne

$994

Alaska Airlines flights from Australia to Oregon

Our best Alaska Airlines deals on Australia to Oregon flight tickets

Alaska Airlines

Sep 3

SYD8:45 pmSydney Kingsford Smith

17h 01m

1 stop

PDX8:46 pmPortland

Sep 17

PDX8:19 amPortland

17h 31m

1 stop

SYD6:50 pmSydney Kingsford Smith

$1,192

Alaska Airlines

Apr 16

SYD8:45 pmSydney Kingsford Smith

17h 03m

1 stop

PDX8:48 pmPortland

May 1

PDX5:30 pmPortland

32h 20m

1 stop

SYD6:50 pmSydney Kingsford Smith

$1,198

Alaska Airlines

Sep 1

SYD8:45 pmSydney Kingsford Smith

17h 01m

1 stop

PDX8:46 pmPortland

Sep 16

PDX8:19 amPortland

17h 31m

1 stop

SYD6:50 pmSydney Kingsford Smith

$1,200

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Fri 5/22

6:00 am-9:30 am

2 stops20h 30m

Portland

Mon 5/25

7:45 pm-11:20 am

2 stops22h 35m

$936

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Sun 5/24

6:00 am-9:30 am

2 stops20h 30m

Portland

Sun 5/31

3:30 pm-11:35 am

2 stops27h 05m

$951

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Fri 5/8

6:00 am-9:30 am

2 stops20h 30m

Portland

Tue 5/12

3:30 pm-11:05 am

2 stops26h 35m

$993

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Fri 5/8

6:00 am-9:30 am

2 stops20h 30m

Portland

Tue 5/12

10:10 am-11:35 am

2 stops32h 25m

$994

Quickest round-trip

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Thu 5/7

10:55 am-12:35 pm

1 stop18h 40m

Portland

Thu 5/14

7:45 pm-8:15 am

1 stop19h 30m

$1,040

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Thu 5/7

10:55 am-5:44 pm

2 stops23h 49m

Portland

Thu 5/14

7:45 pm-8:15 am

1 stop19h 30m

$1,044

SydneyBoise

SYD - BOI

SYDBOI

Sydney Kingsford Smith

Thu 5/7

12:00 pm-10:54 pm

1 stop26h 54m

Boise Air Term. Gowen Fld

Mon 5/18

2:14 pm-7:05 am

2 stops24h 51m

$1,208

SydneyBoise

SYD - BOI

SYDBOI

Sydney Kingsford Smith

Sun 5/24

9:10 am-5:09 pm

2 stops23h 59m

Boise Air Term. Gowen Fld

Sun 5/31

5:40 pm-7:05 am

2 stops21h 25m

$1,232

SydneyBoise

SYD - BOI

SYDBOI

Sydney Kingsford Smith

Sun 5/24

12:00 pm-10:29 pm

1 stop26h 29m

Boise Air Term. Gowen Fld

Sun 5/31

1:59 pm-7:05 am

2 stops25h 06m

$1,239

SydneyBoise

SYD - BOI

SYDBOI

Sydney Kingsford Smith

Fri 5/8

9:10 am-10:54 pm

2 stops29h 44m

Boise Air Term. Gowen Fld

Mon 5/18

2:14 pm-7:05 am

2 stops24h 51m

$1,249

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 Australia to Oregon

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 Oregon?

The month of November is, on average, the cheapest month to fly to Oregon from Australia, with most prices found around $806. The month of January is another great option to travel to Oregon, with average flight prices from Australia averaging around $829.

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

You are more likely to see cheaper flights to Oregon from Australia when booking weeks ahead of your departure date. In general, you can expect to find flights to Oregon for around $1,044 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Oregon from Australia for as low as $930 on momondo.

Can stopping save me money on Australia to Oregon flights?

You could potentially save up to 9% on your flight if you consider stops on a Australia to Oregon flight.

Cheap Australia to Oregon flight deals and tips

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

Fastest flight time	17h 03m
Direct flights	None

The fastest flight from Australia to Oregon takes 17h 03m

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

Search flight deals

Frequently asked questions about flying from Australia to Oregon

When did momondo last update prices for flights from Australia to Oregon?
Prices for flights from Australia to Oregon were last updated today.
How many operators does momondo search for flights from Australia to Oregon?
There is 1 operator available for flights from Australia to Oregon as of April 2026.
How old do you have to be to fly from Australia to Oregon?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Australia to Oregon.
What documentation or ID do you need to fly to Oregon?
The travel and health documents required for your trip to Oregon can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Oregon. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Australia to Oregon

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

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $892	Free Cancellation	Rating 7.4 9,579 reviews		Search United Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Oregon from Australia.

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

momondo does allow users to show only those flights to Oregon from Australia which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Australia to Oregon flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Oregon, momondo offers a useful price alert feature which will track prices for flights to Oregon from Australia and alert you when they change.