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$835+ 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 4/3. Fares are subject to change and may not be available on all flights or dates of travel.
— PDX
8 Jan — 15 Jan1
1 adult
1 adult, Economy, 0 bags

Flights to Portland in 2025

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 9 December 2025.

Wed 10/1216:15SYD - PDX
2 stops25h 10mQantas Airways
Thu 25/1216:26PDX - SYD
2 stops22h 09mQantas Airways
Deal found 6/12$1,542
Thu 11/1211:20SYD - PDX
1 stop22h 20mMultiple Airlines
Sat 13/1215:15PDX - SYD
2 stops29h 00mMultiple Airlines
Deal found 8/12$1,773
Thu 11/1216:00SYD - PDX
1 stop21h 30mAir Canada
Fri 26/1219:00PDX - SYD
1 stop40h 55mAir Canada
Deal found 7/12$1,779
Thu 11/1216:00SYD - PDX
1 stop17h 40mAir Canada
Sat 13/1219:00PDX - SYD
1 stop19h 35mAir Canada
Deal found 8/12$1,795
Sun 21/1221:40SYD - PDX
2 stops27h 16mAlaska Airlines
Sat 27/1218:09PDX - SYD
2 stops30h 36mAlaska Airlines
Deal found 7/12$2,012
Fri 12/1221:40SYD - PDX
1 stop18h 10mAlaska Airlines
Sat 27/1218:09PDX - SYD
2 stops30h 36mAlaska Airlines
Deal found 8/12$2,070
Fri 12/1221:40SYD - PDX
1 stop18h 10mHawaiian Airlines
Sat 27/1217:40PDX - SYD
1 stop31h 05mHawaiian Airlines
Deal found 8/12$2,083
Mon 22/1221:40SYD - PDX
1 stop26h 45mAlaska Airlines
Fri 26/1217:40PDX - SYD
1 stop31h 05mAlaska Airlines
Deal found 7/12$2,112

Find flight deals to Portland

Find the latest flights to Portland in 2025, 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 9 December 2025.

Return from

$1,486

One-way from

$835

Popular in

January

Cheapest in

October

Average price

$1,804
6/2-22/2
  • 6/2-22/2
  • 4 total stops
  • 45h 34m total
  • Sydney to Portland
Search Deals
Qantas Airways
  • Qantas Airways
  • 4/3
  • 2 total stops
  • 22h 23m total
  • Sydney to Portland
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($163 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($23 potential savings vs. average return price).
Search Deals
Average for return flights in December 2025
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 9 December 2025.
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

Fri 6/2

14:00-16:49

2 stops21h 49m

Portland

Sun 22/2

15:17-12:35

2 stops26h 18m

$1,483

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Fri 15/5

13:15-17:33

2 stops21h 18m

Portland

Mon 25/5

17:30-11:55

2 stops25h 25m

$1,492

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Thu 22/1

11:20-09:15

1 stop16h 55m

Portland

Thu 29/1

19:00-22:15

2 stops32h 15m

$1,604

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Fri 6/2

21:40-05:31

1 stop26h 51m

Portland

Sun 22/2

10:30-19:45

1 stop38h 15m

$1,669

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Fri 6/2

17:30-20:34

2 stops22h 04m

Portland

Sun 22/2

06:40-09:00

1 stop31h 20m

$1,684

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Wed 4/3

15:35-20:53

2 stops24h 18m

Portland

Sun 8/3

17:42-11:35

2 stops23h 53m

$1,694

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Wed 4/3

17:00-20:53

2 stops22h 53m

$835

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Wed 25/3

14:00-20:38

2 stops24h 38m

$927

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Fri 1/5

13:15-20:38

2 stops24h 23m

$930

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Wed 15/4

13:15-20:38

2 stops24h 23m

$930

Flights are sorted by cheapest return flights first.

Deals found on 6/12

Showing 1-10 of 12 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 5 December 2025.

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 9 December 2025.
Read reviews from past customers who have flown Air New Zealand, 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.
Air New Zealand
8.0
Very Good
552 reviews
Check prices

Boarding

8.2

Comfort

8.0

Crew

8.5

Overall

8.0

Food

7.4

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

LAX - ORD

Overall good experience with united . I fly united most part so nothing out of obvious i guess
Air New Zealand
8.0
Very Good
552 reviews
Air New Zealand
8.0
Very Good
552 reviews
Check prices

Boarding

8.2

Comfort

8.0

Crew

8.5

Overall

8.0

Food

7.4

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

LAX - ORD

Overall good experience with united . I fly united most part so nothing out of obvious i guess
Hawaiian Airlines
7.8
Good
2,818 reviews
Air New Zealand
8.0
Very Good
552 reviews
Check prices

Boarding

8.2

Comfort

8.0

Crew

8.5

Overall

8.0

Food

7.4

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

LAX - ORD

Overall good experience with united . I fly united most part so nothing out of obvious i guess
Qantas Airways
7.5
Good
947 reviews
Air New Zealand
8.0
Very Good
552 reviews
Check prices

Boarding

8.2

Comfort

8.0

Crew

8.5

Overall

8.0

Food

7.4

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

LAX - ORD

Overall good experience with united . I fly united most part so nothing out of obvious i guess
United Airlines
7.4
Good
9,088 reviews
Air New Zealand
8.0
Very Good
552 reviews
Check prices

Boarding

8.2

Comfort

8.0

Crew

8.5

Overall

8.0

Food

7.4

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

LAX - ORD

Overall good experience with united . I fly united most part so nothing out of obvious i guess
Air Canada
7.1
Good
10,514 reviews
Air New Zealand
8.0
Very Good
552 reviews
Check prices

Boarding

8.2

Comfort

8.0

Crew

8.5

Overall

8.0

Food

7.4

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2025

LAX - ORD

Overall good experience with united . I fly united most part so nothing out of obvious i guess

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 (1.6 km away from Portland).

See more FAQs

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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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