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$565+ Cheap flights to Portland

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/3. Fares are subject to change and may not be available on all flights or dates of travel.
— PDX
8 Mar — 15 Mar1
1 adult
1 adult, Economy, 0 bags

Flights to Portland in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Portland
Explore the most affordable flight options available to Portland. Find the lowest fares based on data from user searches, with prices last updated on 6 February 2026.

Tue 10/211:20
SYD
-
PDX
1 stop16h 55m
Air Canada
Wed 25/219:05
PDX
-
SYD
1 stop19h 30m
Air Canada
Deal found 6/2$1,172
Mon 5/1010:20
SYD
-
PDX
1 stop22h 31m
Air Canada
Mon 19/1019:45
PDX
-
SYD
1 stop18h 35m
Air Canada
Deal found 4/2$1,181
Thu 16/409:20
SYD
-
PDX
1 stop22h 20m
Air Canada
Thu 30/409:50
PDX
-
SYD
1 stop28h 30m
Air Canada
Deal found 6/2$1,183
Fri 6/314:00
SYD
-
PDX
2 stops25h 53m
Multiple Airlines
Wed 11/314:30
PDX
-
SYD
2 stops28h 05m
Multiple Airlines
Deal found 3/2$1,207
Thu 5/311:20
SYD
-
PDX
1 stop22h 20m
Air Canada
Thu 12/309:50
PDX
-
SYD
2 stops32h 50m
Air Canada
Deal found 5/2$1,210
Thu 5/311:20
SYD
-
PDX
1 stop26h 10m
Air Canada
Mon 4/119:10
PDX
-
SYD
2 stops27h 55m
Air Canada
Deal found 5/2$1,234
Fri 15/509:20
SYD
-
PDX
1 stop22h 25m
Air Canada
Mon 25/515:25
PDX
-
SYD
1 stop22h 55m
Air Canada
Deal found 6/2$1,250
Thu 5/311:20
SYD
-
PDX
1 stop22h 20m
Air Canada
Sat 12/1210:05
PDX
-
SYD
1 stop25h 50m
Air Canada
Deal found 5/2$1,251
Thu 5/309:00
SYD
-
PDX
2 stops19h 15m
Multiple Airlines
Sat 12/1219:10
PDX
-
SYD
1 stop19h 25m
Multiple Airlines
Deal found 5/2$1,272

Find flight deals to Portland

Find the latest flights to Portland in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 6 February 2026.

Return from

$1,207

One-way from

$565

Popular in

May

Cheapest in

October

Average price

$1,567
6/3-11/3
  • 6/3-11/3
  • 4 total stops
  • 53h 58m total
  • Sydney to Portland
Search Deals
20/3
  • 20/3
  • 2 total stops
  • 39h 52m total
  • Sydney to Portland
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($119 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($18 potential savings vs. average return price).
Search Deals
Average for return flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Locate flights to Portland that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 6 February 2026.
Use the filters below to find and compare flights to Portland that are best for you.

Fly from

Sydney

Route

Depart

Return

Price

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Thu 16/4

09:20-14:40

1 stop22h 20m

Portland

Thu 30/4

09:50-07:20

1 stop28h 30m

$1,183

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Fri 6/3

14:00-20:53

2 stops25h 53m

Portland

Wed 11/3

14:30-12:35

2 stops28h 05m

$1,207

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Thu 5/3

11:20-14:40

1 stop22h 20m

Portland

Thu 12/3

09:50-12:40

2 stops32h 50m

$1,210

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Thu 5/3

11:20-18:30

1 stop26h 10m

Portland

Mon 4/1

19:10-18:05

2 stops27h 55m

$1,234

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Fri 15/5

09:20-14:45

1 stop22h 25m

Portland

Mon 25/5

15:25-07:20

1 stop22h 55m

$1,250

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Thu 5/3

09:00-09:15

2 stops19h 15m

Portland

Sat 12/12

19:10-09:35

1 stop19h 25m

$1,272

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Sun 24/5

13:00-09:30

2 stops37h 30m

Portland

Thu 28/5

19:45-07:20

1 stop18h 35m

$1,284

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Mon 2/3

14:00-21:23

2 stops26h 23m

Portland

Mon 30/3

10:08-07:30

1 stop27h 22m

$1,310

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Mon 2/3

14:00-21:23

2 stops26h 23m

Portland

Sun 29/3

10:08-07:30

1 stop27h 22m

$1,310

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Fri 20/3

14:00-11:52

2 stops39h 52m

$565

Flights are sorted by cheapest return flights first.

Deals found on 5/2

Showing 1-10 of 14 results
1
2

Best time to book a flight to Portland

Have a flexible travel schedule? Discover the best time to fly to Portland with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight to Portland

When is the best time to book a flight to Portland?

Use this chart to determine the optimal time to book a return flight from Sydney to Portland. Price data was last updated on 30 January 2026.

To ensure you get the cheapest price possible for a flight to Portland, you should look to book at least 38 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

Reviews of airlines servicing Portland

Get insights into the airlines that provide service to Portland. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Portland. Reviews last updated 6 February 2026.
Read reviews from past customers who have flown Alaska Airlines, Hawaiian Airlines, andQantas Airways to the United States. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very Good
11,841 reviews
Check prices

Food

7.1

Overall

8.0

Comfort

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Alaska Airlines
8.0
Very Good
11,841 reviews
Alaska Airlines
8.0
Very Good
11,841 reviews
Check prices

Food

7.1

Overall

8.0

Comfort

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Hawaiian Airlines
7.8
Good
2,831 reviews
Alaska Airlines
8.0
Very Good
11,841 reviews
Check prices

Food

7.1

Overall

8.0

Comfort

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Qantas Airways
7.5
Good
986 reviews
Alaska Airlines
8.0
Very Good
11,841 reviews
Check prices

Food

7.1

Overall

8.0

Comfort

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
United Airlines
7.4
Good
9,241 reviews
Alaska Airlines
8.0
Very Good
11,841 reviews
Check prices

Food

7.1

Overall

8.0

Comfort

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Air Canada
7.1
Good
10,694 reviews
Alaska Airlines
8.0
Very Good
11,841 reviews
Check prices

Food

7.1

Overall

8.0

Comfort

7.8

Boarding

8.1

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

FAQs about flying to Portland

  • What airport do you fly into for flights to Portland?

    Most people fly into Portland (PDX) if they book a flight to Portland. Portland is conveniently located just 9.7 km from Portland’s city centre.

  • Can I find cheaper flights to Portland if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Portland on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Portland?

    Based on reviews from Cheapflights users, United Airlines is rated the highest out of the airlines that fly to Portland.

  • Where does the fastest flight to Portland depart from?

    For those looking to save time traveling to Portland, Sydney Kingsford Smith offers the quickest one-way flight (16 hours 55 minutes).

  • Does Portland have car hire?

    Yes. Those touching down at Portland can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Portland?

    Yes. Portland has hotels nearby for those requiring accommodations. Sheraton Portland Airport Hotel is the closest property to Portland (0.0 km away from Portland).

See more FAQs

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How does Cheapflights help users find flights to Portland?

Deals for Portland flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose to your preference, such as price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets to Portland?

Cheapflights simply makes it quick and affordable to book flights to Portland by bringing together all flight options from hundreds of airlines and agencies online — and we put them in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights to Portland with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights to Portland, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights to Portland become cheaper?

Yes, Cheapflights has a feature called Price Alerts, which notifies users when flight prices change. Track prices for your flight to Portland today and book when you’re ready!

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