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Cheap flights from Sydney to Oregon from $481

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sydney to Oregon departing on 1/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Multiple Airlines Logo
7:30 am - 9:15 amSYD-PDX
20h 45m2 stops
Multiple Airlines Logo
9:50 am - 9:35 amPDX-SYD
28h 45m1 stop
$800Multiple Airlines
Find Deal
Fri, Nov 21 - Fri, Nov 28
Hawaiian Airlines Logo
9:40 pm - 9:43 pmSYD-PDX
19h 03m1 stop
Hawaiian Airlines Logo
7:00 am - 7:45 pmPDX-SYD
17h 45m1 stop
$806Hawaiian Airlines
Find Deal
Fri, Nov 21 - Fri, Nov 28
Air Canada Logo
11:20 am - 2:45 pmSYD-PDX
22h 25m1 stop
Air Canada Logo
7:00 pm - 3:55 pmPDX-SYD
25h 55m2 stops
$827Air Canada
Find Deal
Fri, Jan 16 - Sun, Jan 25
Alaska Airlines Logo
9:40 pm - 9:43 pmSYD-PDX
19h 03m1 stop
Alaska Airlines Logo
7:00 am - 7:45 pmPDX-SYD
17h 45m1 stop
$828Alaska Airlines
Find Deal
Sat, Nov 22 - Fri, Nov 28
American Airlines Logo
11:20 am - 7:49 pmSYD-PDX
27h 29m2 stops
American Airlines Logo
5:42 pm - 9:00 amPDX-SYD
20h 18m1 stop
$834American Airlines
Find Deal
Wed, Nov 5 - Wed, Nov 12
American Airlines Logo
11:20 am - 5:12 pmSYD-PDX
24h 52m1 stop
American Airlines Logo
12:00 pm - 9:00 amPDX-SYD
26h 00m2 stops
$835American Airlines
Find Deal
Wed, Nov 5 - Wed, Nov 12
United Airlines Logo
11:50 am - 6:09 pmSYD-BOI
23h 19m2 stops
United Airlines Logo
8:25 am - 7:00 amBOI-SYD
28h 35m2 stops
$838United Airlines
Find Deal
Sat, Nov 1 - Sat, Nov 8
Alaska Airlines Logo
9:40 pm - 9:43 pmSYD-PDX
19h 03m1 stop
Alaska Airlines Logo
5:41 pm - 7:45 pmPDX-SYD
31h 04m1 stop
$839Alaska Airlines
Find Deal
Fri, Nov 21 - Thu, Nov 27
Air Canada Logo
8:30 am - 2:45 pmSYD-PDX
25h 15m2 stops
Air Canada Logo
3:15 pm - 3:55 pmPDX-SYD
29h 40m2 stops
$841Air Canada
Find Deal
Fri, Jan 16 - Sun, Jan 25
United Airlines Logo
12:10 pm - 1:44 pmSYD-BOI
18h 34m1 stop
United Airlines Logo
2:31 pm - 9:05 amBOI-SYD
24h 34m2 stops
$843United Airlines
Find Deal
Sat, Nov 1 - Sat, Nov 8

American Airlines flights from Sydney to Oregon

Our best American Airlines deals on Sydney to Oregon flight tickets
American Airlines
Nov 5
SYD11:20 amSydney Kingsford Smith
27h 29m
2 stops
PDX7:49 pmPortland
Nov 12
PDX12:00 pmPortland
26h 00m
2 stops
SYD9:00 amSydney Kingsford Smith
$834
Find similar
American Airlines
Nov 5
SYD11:20 amSydney Kingsford Smith
24h 52m
1 stop
PDX5:12 pmPortland
Nov 12
PDX12:00 pmPortland
26h 00m
2 stops
SYD9:00 amSydney Kingsford Smith
$835
Find similar
American Airlines
Nov 5
SYD11:20 amSydney Kingsford Smith
24h 52m
1 stop
PDX5:12 pmPortland
Nov 12
PDX7:40 amPortland
30h 20m
2 stops
SYD9:00 amSydney Kingsford Smith
$836
Find similar

United Airlines flights from Sydney to Oregon

Our best United Airlines deals on Sydney to Oregon flight tickets
United Airlines
Nov 1
SYD11:50 amSydney Kingsford Smith
23h 19m
2 stops
BOI6:09 pmBoise Air Term. Gowen Fld
Nov 8
BOI8:25 amBoise Air Term. Gowen Fld
28h 35m
2 stops
SYD7:00 amSydney Kingsford Smith
$838
Find similar
United Airlines
Nov 1
SYD12:10 pmSydney Kingsford Smith
18h 34m
1 stop
BOI1:44 pmBoise Air Term. Gowen Fld
Nov 8
BOI2:31 pmBoise Air Term. Gowen Fld
24h 34m
2 stops
SYD9:05 amSydney Kingsford Smith
$843
Find similar
United Airlines
Nov 1
SYD12:10 pmSydney Kingsford Smith
18h 34m
1 stop
BOI1:44 pmBoise Air Term. Gowen Fld
Nov 8
BOI2:40 pmBoise Air Term. Gowen Fld
24h 35m
1 stop
SYD9:15 amSydney Kingsford Smith
$849
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Sydney to Oregon that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from Sydney to Oregon that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Fri 11/21

7:30 am-9:15 am

2 stops20h 45m

Portland

Fri 11/28

9:50 am-9:35 am

1 stop28h 45m

$800

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Fri 11/21

9:40 pm-9:43 pm

1 stop19h 03m

Portland

Fri 11/28

7:00 am-7:45 pm

1 stop17h 45m

$806

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Fri 1/16

11:20 am-2:45 pm

1 stop22h 25m

Portland

Sun 1/25

7:00 pm-3:55 pm

2 stops25h 55m

$827

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Sat 11/22

9:40 pm-9:43 pm

1 stop19h 03m

Portland

Fri 11/28

7:00 am-7:45 pm

1 stop17h 45m

$828

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Wed 11/5

11:20 am-7:49 pm

2 stops27h 29m

Portland

Wed 11/12

5:42 pm-9:00 am

1 stop20h 18m

$834

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Wed 11/5

11:20 am-5:12 pm

1 stop24h 52m

Portland

Wed 11/12

12:00 pm-9:00 am

2 stops26h 00m

$835

SydneyBoise

SYD - BOI

SYDBOI

Sydney Kingsford Smith

Sat 11/1

11:50 am-6:09 pm

2 stops23h 19m

Boise Air Term. Gowen Fld

Sat 11/8

8:25 am-7:00 am

2 stops28h 35m

$838

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Fri 11/21

9:40 pm-9:43 pm

1 stop19h 03m

Portland

Thu 11/27

5:41 pm-7:45 pm

1 stop31h 04m

$839

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Fri 1/16

8:30 am-2:45 pm

2 stops25h 15m

Portland

Sun 1/25

3:15 pm-3:55 pm

2 stops29h 40m

$841

SydneyBoise

SYD - BOI

SYDBOI

Sydney Kingsford Smith

Sat 11/1

12:10 pm-1:44 pm

1 stop18h 34m

Boise Air Term. Gowen Fld

Sat 11/8

2:31 pm-9:05 am

2 stops24h 34m

$843

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Oregon from

How to get the cheapest flight ticket from Sydney 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

What is the cheapest month to fly to Oregon?

The month of August is, on average, the cheapest month to fly to Oregon from Sydney, with most prices found around $951. The month of September is another great option to travel to Oregon, with average flight prices from Sydney averaging around $1,010.

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

On average, the least expensive day to fly to Oregon from Sydney is on a Thursday. momondo users have found tickets for Thursday departures for as low as $1,044. However, this price may fluctuate depending on the airline, the season, and holidays. The most expensive day to fly to Oregon is Tuesday, with ticket prices averaging around $1,517.

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

According to our data, the cheapest time of day to fly to Oregon is in the morning. momondo users have found flights departing from Sydney to Oregon in the morning for as low as $1,143. 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 Oregon are more costly in the afternoon, with an average ticket price of $1,304. 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 Oregon?

You are more likely to see cheaper flights to Oregon from Sydney when booking weeks ahead of your departure date. In general, you can expect to find flights to Oregon for around $1,154 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Oregon from Sydney for as low as $983 on momondo.

Cheap Sydney to Oregon flight deals and tips

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

Direct flights

None
There are no direct flights from Sydney to Oregon. There are no popular flight routes from Sydney to Oregon.
Search flight deals

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

    Prices for flights from Sydney Kingsford Smith Airport to Oregon are refreshed on a daily basis.

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

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

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

    The necessary travel and health documents for your Oregon trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

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

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

All flight searches from Sydney to Oregon on momondo can be filtered to show those which offer flexible booking policies.

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

Once all potential Sydney 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 Sydney to Oregon right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Sydney to Oregon flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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