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$684+ 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 20/8. Fares are subject to change and may not be available on all flights or dates of travel.
— PDX
10 Apr — 17 Apr1
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 11 March 2026.

Fri 15/513:15
SYD
-
PDX
2 stops24h 35m
Multiple Airlines
Mon 25/517:40
PDX
-
SYD
2 stops25h 25m
Multiple Airlines
Deal found 8/3$1,415
Tue 21/413:15
SYD
-
PDX
2 stops37h 23m
Multiple Airlines
Tue 28/417:49
PDX
-
SYD
2 stops25h 01m
Multiple Airlines
Deal found 7/3$1,439
Fri 24/413:15
SYD
-
PDX
2 stops24h 20m
Multiple Airlines
Fri 1/517:51
PDX
-
SYD
2 stops24h 59m
Multiple Airlines
Deal found 10/3$1,443
Tue 10/311:20
SYD
-
PDX
2 stops25h 56m
American Airlines
Wed 25/317:38
PDX
-
SYD
1 stop19h 47m
American Airlines
Deal found 6/3$1,483
Tue 10/321:40
SYD
-
PDX
1 stop17h 10m
Hawaiian Airlines
Wed 25/307:00
PDX
-
SYD
1 stop18h 45m
Hawaiian Airlines
Deal found 6/3$1,584
Tue 10/311:05
SYD
-
PDX
2 stops29h 40m
United Airlines
Wed 25/313:00
PDX
-
SYD
2 stops25h 05m
United Airlines
Deal found 6/3$1,587
Wed 22/409:20
SYD
-
PDX
1 stop22h 20m
Air Canada
Wed 29/409:50
PDX
-
SYD
1 stop28h 30m
Air Canada
Deal found 8/3$1,640
Sun 24/509:10
SYD
-
PDX
2 stops24h 32m
American Airlines
Thu 28/513:34
PDX
-
SYD
2 stops24h 31m
American Airlines
Deal found 5/3$1,643

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 11 March 2026.

Return from

$1,415

One-way from

$684

Popular in

May

Cheapest in

November

Average price

$1,503
15/5-25/5
  • 15/5-25/5
  • 4 total stops
  • 50h 00m total
  • Sydney to Portland
Search Deals
20/8
  • 20/8
  • 3 total stops
  • 49h 12m total
  • Sydney to Portland
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($214 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($32 potential savings vs. average return price).
Search Deals
Average for return flights in March 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 11 March 2026.
Use the filters below to find and compare flights to Portland that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest return flight

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Fri 24/4

13:15-20:35

2 stops24h 20m

Portland

Fri 1/5

17:51-11:50

2 stops24h 59m

$1,443

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Tue 21/4

20:45-05:28

1 stop25h 43m

Portland

Tue 28/4

18:30-18:50

2 stops31h 20m

$1,466

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Wed 22/4

09:20-14:40

1 stop22h 20m

Portland

Wed 29/4

09:50-07:20

1 stop28h 30m

$1,640

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Sat 27/6

20:45-09:24

2 stops29h 39m

Portland

Sun 5/7

17:32-18:50

1 stop32h 18m

$1,676

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Sun 24/5

20:45-06:20

1 stop26h 35m

Portland

Thu 28/5

17:34-18:50

1 stop32h 16m

$1,704

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Fri 15/5

20:45-08:02

2 stops28h 17m

Portland

Mon 25/5

08:00-18:50

1 stop17h 50m

$1,746
Fastest return journey

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Thu 25/6

07:30-09:31

2 stops19h 01m

Portland

Mon 6/7

19:45-07:20

1 stop18h 35m

$1,857

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Fri 26/6

20:45-06:11

1 stop26h 26m

Portland

Sun 5/7

17:32-18:50

1 stop32h 18m

$1,866

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Wed 22/4

07:00-18:30

2 stops28h 30m

Portland

Sun 26/4

15:15-07:20

1 stop23h 05m

$1,873
Cheapest one-way

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Sat 15/8

06:00-14:12

3 stops49h 12m

$713

Flights are sorted by cheapest return flights first.

Deals found on 9/3

Showing 1-10 of 18 resultsSorted by cheapest first
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 6 March 2026.

To ensure you get the cheapest price possible for a flight to Portland, you should look to book at least 2 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 11 March 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
12,025 reviews
Check prices

Boarding

8.1

Entertainment

7.0

Overall

8.0

Comfort

7.8

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
Alaska Airlines
8.0
Very Good
12,025 reviews
Alaska Airlines
8.0
Very Good
12,025 reviews
Check prices

Boarding

8.1

Entertainment

7.0

Overall

8.0

Comfort

7.8

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
Hawaiian Airlines
7.8
Good
2,838 reviews
Alaska Airlines
8.0
Very Good
12,025 reviews
Check prices

Boarding

8.1

Entertainment

7.0

Overall

8.0

Comfort

7.8

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
Qantas Airways
7.5
Good
1,003 reviews
Alaska Airlines
8.0
Very Good
12,025 reviews
Check prices

Boarding

8.1

Entertainment

7.0

Overall

8.0

Comfort

7.8

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
United Airlines
7.4
Good
9,413 reviews
Alaska Airlines
8.0
Very Good
12,025 reviews
Check prices

Boarding

8.1

Entertainment

7.0

Overall

8.0

Comfort

7.8

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.
Air Canada
7.1
Good
10,800 reviews
Alaska Airlines
8.0
Very Good
12,025 reviews
Check prices

Boarding

8.1

Entertainment

7.0

Overall

8.0

Comfort

7.8

Food

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Franzi,Mar 2026

SFO - PDX

I love flying with Alaska. I think they sre the best airline.

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 (17 hours 5 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 (1.6 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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