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$777+ Cheap flights to Portland (PDX)

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 28/5. Fares are subject to change and may not be available on all flights or dates of travel.
— PDX
17 May — 24 May1
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 17 April 2026.

Mon 3/813:15
SYD
-
PDX
2 stops24h 33m
Multiple Airlines
Mon 17/817:37
PDX
-
SYD
2 stops25h 13m
Multiple Airlines
Deal found 13/4$1,404
Fri 4/913:15
SYD
-
PDX
2 stops24h 35m
Multiple Airlines
Fri 18/917:35
PDX
-
SYD
2 stops25h 15m
Multiple Airlines
Deal found 13/4$1,405
Wed 22/713:15
SYD
-
PDX
2 stops25h 45m
Multiple Airlines
Fri 31/717:37
PDX
-
SYD
2 stops25h 13m
Multiple Airlines
Deal found 15/4$1,416
Fri 15/513:15
SYD
-
PDX
2 stops24h 20m
Multiple Airlines
Mon 25/510:30
PDX
-
SYD
2 stops32h 20m
Multiple Airlines
Deal found 13/4$1,444
Thu 28/513:15
SYD
-
PDX
2 stops24h 20m
Multiple Airlines
Thu 4/617:40
PDX
-
SYD
2 stops25h 10m
Multiple Airlines
Deal found 13/4$1,543
Wed 22/706:00
SYD
-
PDX
2 stops33h 00m
Multiple Airlines
Tue 4/810:45
PDX
-
SYD
2 stops42h 25m
Multiple Airlines
Deal found 16/4$1,555
Thu 28/509:20
SYD
-
PDX
1 stop17h 10m
Air Canada
Thu 4/619:45
PDX
-
SYD
1 stop18h 35m
Air Canada
Deal found 13/4$1,570
Thu 3/913:15
SYD
-
PDX
2 stops24h 35m
Multiple Airlines
Sun 20/917:35
PDX
-
SYD
2 stops25h 15m
Multiple Airlines
Deal found 13/4$1,585

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 17 April 2026.

Return from

$1,404

One-way from

$777

Popular in

May

Cheapest in

November

Average price

$1,704
3/8-17/8
  • 3/8-17/8
  • 4 total stops
  • 49h 46m total
  • Sydney to Portland
Search Deals
28/5
  • 28/5
  • 3 total stops
  • 46h 40m total
  • Sydney to Portland
Search Deals
Highest demand for flights based on searches. 14% potential increase in price ($245 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($30 potential savings vs. average return price).
Search Deals
Average for return flights in April 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 17 April 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 15/5

13:15-20:50

2 stops24h 35m

Portland

Mon 25/5

14:33-11:50

2 stops28h 17m

$1,464

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Mon 3/8

09:10-16:38

1 stop24h 28m

Portland

Mon 17/8

13:30-07:05

2 stops24h 35m

$1,642

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Fri 8/5

20:45-20:48

1 stop17h 03m

Portland

Tue 12/5

10:35-18:50

1 stop39h 15m

$1,672

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Sat 30/5

10:20-10:20

1 stop17h 00m

Portland

Sat 6/6

23:59-06:55

2 stops37h 56m

$1,750

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Fri 8/5

20:45-20:48

1 stop17h 03m

Portland

Sun 10/5

17:30-18:50

1 stop32h 20m

$1,750

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Sun 26/7

09:30-17:44

2 stops25h 14m

Portland

Thu 6/8

08:35-07:00

3 stops29h 25m

$1,819
Fastest return journey

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Mon 15/6

09:20-09:30

1 stop17h 10m

Portland

Tue 23/6

19:45-07:20

1 stop18h 35m

$1,966

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Fri 8/5

20:45-05:11

1 stop25h 26m

Portland

Tue 12/5

14:45-18:50

2 stops35h 05m

$2,015
Cheapest one-way

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Wed 27/5

15:15-20:35

3 stops46h 20m

$859
Fastest single journey

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Tue 5/5

20:45-20:48

1 stop17h 03m

$995

Flights are sorted by cheapest return flights first.

Deals found on 14/4

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 10 April 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 17 April 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
7.9
Good
12,253 reviews
Check prices

Boarding

8.1

Entertainment

7.0

Overall

7.9

Comfort

7.8

Food

7.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
Alaska Airlines
7.9
Good
12,253 reviews
Alaska Airlines
7.9
Good
12,253 reviews
Check prices

Boarding

8.1

Entertainment

7.0

Overall

7.9

Comfort

7.8

Food

7.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
Hawaiian Airlines
7.8
Good
2,838 reviews
Alaska Airlines
7.9
Good
12,253 reviews
Check prices

Boarding

8.1

Entertainment

7.0

Overall

7.9

Comfort

7.8

Food

7.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
Qantas Airways
7.5
Good
1,019 reviews
Alaska Airlines
7.9
Good
12,253 reviews
Check prices

Boarding

8.1

Entertainment

7.0

Overall

7.9

Comfort

7.8

Food

7.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
United Airlines
7.4
Good
9,604 reviews
Alaska Airlines
7.9
Good
12,253 reviews
Check prices

Boarding

8.1

Entertainment

7.0

Overall

7.9

Comfort

7.8

Food

7.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
Air Canada
7.1
Good
10,934 reviews
Alaska Airlines
7.9
Good
12,253 reviews
Check prices

Boarding

8.1

Entertainment

7.0

Overall

7.9

Comfort

7.8

Food

7.0

Crew

8.5

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well

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, Melbourne offers the quickest one-way flight (20 hours 43 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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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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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