Which airlines fly to Portland?

United Airlines, Air Canada and Delta are the top three most popular airlines that fly to Portland from Sydney according to our data. United Airlines is the first choice among our users, with 40% of people opting to fly with this airline when travelling to Portland. Keep in mind that there are 4 different airlines that fly to Portland on a routine basis, so you have a few additional options to choose from.

Which stopover airport has the shortest connection time from Sydney to Portland?

Honolulu (HNL) has the shortest average stopover time for this route: 2h 43m.

What is the cheapest airline that flies from Sydney Kingsford Smith to Portland?

United Airlines is the most popular carrier operating from Sydney Kingsford Smith to Portland

Which airport is the most popular for stopovers for flights between Sydney and Portland?

Los Angeles (LAX) was the most common stop: 47% of momondo users choosing one-stop flights on this route connected there.

Which stopover airport offers the lowest fares from Sydney to Portland?

Flights via Honolulu (HNL) offer the lowest average return price of $1,406.

Which stopover airport has the shortest travel time from Sydney to Portland?

Flights connecting via San Francisco (SFO) have the shortest average one-way travel time: 18h 40m.

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

Prices for flights from Sydney Kingsford Smith Airport to Portland Airport refresh daily.

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

The number of operators available for flights from Sydney Kingsford Smith Airport to Portland Airport is 4 as of September 2026.

How old do you have to be to fly from Sydney Kingsford Smith Airport to Portland Airport?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Sydney Kingsford Smith Airport to Portland Airport.

What documentation or ID do you need to fly to Portland Airport?

The necessary travel and health documents for your Portland Airport 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 licence 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.

$984 Cheap Flights from Sydney to Portland in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Sydney to Portland

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One-way

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Cheap return flights

Enter your travel dates to find the best prices.

14:00 - 11:36SYD Sydney Kingsford Smith-PDX Portland

40h 36m3 stops Nadi Los Angeles Las Vegas Harry Reid Intl

11:06 - 12:35PDX Portland-SYD Sydney Kingsford Smith

30h 29m2 stops Los Angeles Nadi

$1,420Multiple Airlines

Thu, 5 Nov - Sun, 15 Nov

14:00 - 20:34SYD Sydney Kingsford Smith-PDX Portland

25h 34m2 stops Nadi Los Angeles

14:30 - 12:35PDX Portland-SYD Sydney Kingsford Smith

27h 05m2 stops Los Angeles Nadi

$1,457Multiple Airlines

Tue, 2 Feb - Wed, 17 Feb

14:00 - 23:18SYD Sydney Kingsford Smith-PDX Portland

28h 18m2 stops Nadi Los Angeles

17:04 - 12:35PDX Portland-SYD Sydney Kingsford Smith

24h 31m2 stops Los Angeles Nadi

$1,471Multiple Airlines

Thu, 5 Nov - Sun, 15 Nov

11:20 - 14:41SYD Sydney Kingsford Smith-PDX Portland

22h 21m1 stop Vancouver Intl

10:00 - 09:35PDX Portland-SYD Sydney Kingsford Smith

28h 35m1 stop Vancouver Intl

$1,472Air Canada

Tue, 2 Feb - Wed, 17 Feb

11:20 - 18:31SYD Sydney Kingsford Smith-PDX Portland

26h 11m1 stop Vancouver Intl

15:15 - 09:35PDX Portland-SYD Sydney Kingsford Smith

23h 20m1 stop Vancouver Intl

$1,473Air Canada

Wed, 4 Nov - Wed, 11 Nov

08:30 - 09:26SYD Sydney Kingsford Smith-PDX Portland

19h 56m2 stops Brisbane Vancouver Intl

19:10 - 09:35PDX Portland-SYD Sydney Kingsford Smith

19h 25m1 stop Vancouver Intl

$1,490Air Canada

Tue, 2 Feb - Wed, 17 Feb

11:50 - 17:38SYD Sydney Kingsford Smith-PDX Portland

24h 48m2 stops San Francisco Denver Intl

19:49 - 06:20PDX Portland-SYD Sydney Kingsford Smith

39h 31m1 stop San Francisco

$1,746United Airlines

Tue, 2 Feb - Sat, 20 Feb

13:20 - 17:38SYD Sydney Kingsford Smith-PDX Portland

23h 18m2 stops San Francisco Denver Intl

19:49 - 06:20PDX Portland-SYD Sydney Kingsford Smith

39h 31m1 stop San Francisco

$1,746United Airlines

Thu, 4 Feb - Sat, 20 Feb

10:40 - 12:39SYD Sydney Kingsford Smith-PDX Portland

20h 59m2 stops Los Angeles Salt Lake City

13:38 - 08:30PDX Portland-SYD Sydney Kingsford Smith

23h 52m2 stops Seattle/Tacoma Intl Los Angeles

$1,869Delta

Wed, 3 Feb - Thu, 18 Feb

10:40 - 12:39SYD Sydney Kingsford Smith-PDX Portland

20h 59m2 stops Los Angeles Salt Lake City

13:38 - 08:30PDX Portland-SYD Sydney Kingsford Smith

23h 52m2 stops Seattle/Tacoma Intl Los Angeles

$1,873Delta

Thu, 4 Feb - Sat, 20 Feb

Cheap last-minute flights

Enter your travel dates to find the best prices.

20:45 - 20:50SYD Sydney Kingsford Smith-PDX Portland

17h 05m1 stop Honolulu

10:30 - 18:50PDX Portland-SYD Sydney Kingsford Smith

38h 20m1 stop Honolulu

$2,280Alaska Airlines

Tue, 22 Sep - Wed, 7 Oct

10:15 - 08:18SYD Sydney Kingsford Smith-PDX Portland

39h 03m2 stops Manila Ninoy Aquino Intl Seattle/Tacoma Intl

06:40 - 09:00PDX Portland-SYD Sydney Kingsford Smith

32h 20m2 stops Los Angeles Manila Ninoy Aquino Intl

$2,400Multiple Airlines

Tue, 22 Sep - Wed, 7 Oct

10:15 - 08:18SYD Sydney Kingsford Smith-PDX Portland

39h 03m2 stops Manila Ninoy Aquino Intl Seattle/Tacoma Intl

10:30 - 18:50PDX Portland-SYD Sydney Kingsford Smith

38h 20m1 stop Honolulu

$2,529Multiple Airlines

Tue, 22 Sep - Wed, 7 Oct

10:15 - 08:18SYD Sydney Kingsford Smith-PDX Portland

39h 03m2 stops Manila Ninoy Aquino Intl Seattle/Tacoma Intl

10:30 - 18:50PDX Portland-SYD Sydney Kingsford Smith

38h 20m1 stop Honolulu

$2,534Multiple Airlines

Wed, 23 Sep - Thu, 8 Oct

09:30 - 15:06SYD Sydney Kingsford Smith-PDX Portland

22h 36m2 stops Los Angeles Denver Intl

23:30 - 08:00PDX Portland-SYD Sydney Kingsford Smith

38h 30m2 stops Chicago O'Hare Intl Los Angeles

$2,759United Airlines

Fri, 25 Sep - Sat, 10 Oct

10:20 - 10:15SYD Sydney Kingsford Smith-PDX Portland

16h 55m1 stop San Francisco

23:59 - 07:55PDX Portland-SYD Sydney Kingsford Smith

37h 56m2 stops Houston George Bush Intcntl San Francisco

$2,759United Airlines

Fri, 25 Sep - Sat, 10 Oct

09:30 - 18:31SYD Sydney Kingsford Smith-PDX Portland

26h 01m3 stops Los Angeles Denver Intl San Francisco

23:30 - 08:00PDX Portland-SYD Sydney Kingsford Smith

38h 30m2 stops Chicago O'Hare Intl Los Angeles

$2,760United Airlines

Thu, 24 Sep - Fri, 9 Oct

17:50 - 21:55SYD Sydney Kingsford Smith-PDX Portland

21h 05m1 stop Los Angeles

18:18 - 08:05PDX Portland-SYD Sydney Kingsford Smith

19h 47m1 stop Los Angeles

$2,927Qantas Airways

Fri, 25 Sep - Sat, 10 Oct

09:15 - 20:47SYD Sydney Kingsford Smith-PDX Portland

28h 32m1 stop Los Angeles

07:05 - 07:50PDX Portland-SYD Sydney Kingsford Smith

30h 45m1 stop Los Angeles

$19,731Delta

Sat, 26 Sep - Sat, 10 Oct

09:15 - 20:47SYD Sydney Kingsford Smith-PDX Portland

28h 32m1 stop Los Angeles

07:05 - 07:50PDX Portland-SYD Sydney Kingsford Smith

30h 45m1 stop Los Angeles

$19,745Delta

Sat, 26 Sep - Sat, 10 Oct

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Air Canada flights from Sydney to Portland

Our best Air Canada deals on Sydney to Portland flight tickets

Air Canada

2 Feb

SYD11:20Sydney Kingsford Smith

22h 21m

1 stop

PDX14:41Portland

17 Feb

PDX10:00Portland

28h 35m

1 stop

SYD09:35Sydney Kingsford Smith

$1,472

Air Canada

4 Nov

SYD11:20Sydney Kingsford Smith

26h 11m

1 stop

PDX18:31Portland

11 Nov

PDX15:15Portland

23h 20m

1 stop

SYD09:35Sydney Kingsford Smith

$1,473

Air Canada

2 Feb

SYD08:30Sydney Kingsford Smith

19h 56m

2 stops

PDX09:26Portland

17 Feb

PDX19:10Portland

19h 25m

1 stop

SYD09:35Sydney Kingsford Smith

$1,490

Alaska Airlines flights from Sydney to Portland

Our best Alaska Airlines deals on Sydney to Portland flight tickets

Alaska Airlines

1 Oct

SYD20:45Sydney Kingsford Smith

17h 05m

1 stop

PDX20:50Portland

16 Oct

PDX17:33Portland

31h 17m

1 stop

SYD18:50Sydney Kingsford Smith

$1,553

Alaska Airlines

30 Jan

SYD21:40Sydney Kingsford Smith

18h 10m

1 stop

PDX20:50Portland

16 Feb

PDX17:50Portland

30h 55m

1 stop

SYD19:45Sydney Kingsford Smith

$1,640

Alaska Airlines

31 Jan

SYD21:40Sydney Kingsford Smith

18h 10m

1 stop

PDX20:50Portland

21 Feb

PDX17:50Portland

30h 55m

1 stop

SYD19:45Sydney Kingsford Smith

$1,645

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneyPortland

SYD Sydney Kingsford Smith - PDX Portland

SYDPDX

Sydney Kingsford Smith

Thu 5/11

14:00-11:36

3 stops40h 36m

Portland

Sun 15/11

11:06-12:35

2 stops30h 29m

$1,420

SydneyPortland

SYD Sydney Kingsford Smith - PDX Portland

SYDPDX

Sydney Kingsford Smith

Tue 2/2

14:00-20:34

2 stops25h 34m

Portland

Wed 17/2

14:30-12:35

2 stops27h 05m

$1,457

SydneyPortland

SYD Sydney Kingsford Smith - PDX Portland

SYDPDX

Sydney Kingsford Smith

Thu 5/11

14:00-23:18

2 stops28h 18m

Portland

Sun 15/11

17:04-12:35

2 stops24h 31m

$1,471

SydneyPortland

SYD Sydney Kingsford Smith - PDX Portland

SYDPDX

Sydney Kingsford Smith

Tue 2/2

11:20-14:41

1 stop22h 21m

Portland

Wed 17/2

10:00-09:35

1 stop28h 35m

$1,472

SydneyPortland

SYD Sydney Kingsford Smith - PDX Portland

SYDPDX

Sydney Kingsford Smith

Wed 4/11

11:20-18:31

1 stop26h 11m

Portland

Wed 11/11

15:15-09:35

1 stop23h 20m

$1,473

Fastest return journey

SydneyPortland

SYD Sydney Kingsford Smith - PDX Portland

SYDPDX

Sydney Kingsford Smith

Tue 2/2

08:30-09:26

2 stops19h 56m

Portland

Wed 17/2

19:10-09:35

1 stop19h 25m

$1,490

SydneyPortland

SYD Sydney Kingsford Smith - PDX Portland

SYDPDX

Sydney Kingsford Smith

Tue 2/2

11:50-17:38

2 stops24h 48m

Portland

Sat 20/2

19:49-06:20

1 stop39h 31m

$1,746

SydneyPortland

SYD Sydney Kingsford Smith - PDX Portland

SYDPDX

Sydney Kingsford Smith

Thu 4/2

13:20-17:38

2 stops23h 18m

Portland

Sat 20/2

19:49-06:20

1 stop39h 31m

$1,746

SydneyPortland

SYD Sydney Kingsford Smith - PDX Portland

SYDPDX

Sydney Kingsford Smith

Wed 3/2

10:40-12:39

2 stops20h 59m

Portland

Thu 18/2

13:38-08:30

2 stops23h 52m

$1,869

SydneyPortland

SYD Sydney Kingsford Smith - PDX Portland

SYDPDX

Sydney Kingsford Smith

Thu 4/2

10:40-12:39

2 stops20h 59m

Portland

Sat 20/2

13:38-08:30

2 stops23h 52m

$1,873

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Sydney to Portland

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

Prices

Airlines

Stopovers

What is the typical price of a round-trip flight between Sydney and Portland?

Prices are currently typical for flights on this route.

Typical prices usually range from $1,372 to $1,840.
The lowest price recently found on this route was $1,420.

What is the cheapest month to fly to Portland?

The cheapest month to fly to Portland from Sydney is in January. Flight prices, which tend to average around $1,163, are often lower during this time because this is during the off-season. If you aren’t able to travel to Portland during the month of January, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $1,280.

Can stopping save me money on Sydney to Portland flights?

You could potentially save up to 6% on your flight if you consider stops on a Sydney to Portland flight.

How have Sydney to Portland flight prices changed over time?

As of September 2026, prices for Sydney to Portland flights are approximately 11% more expensive when compared to flights at the same time last year.

When to book flights from Sydney to Portland

Are you open to changing your travel dates? Check out the ideal times to fly from Sydney to Portland according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Sydney to Portland (SYD to PDX) flight deals and tips

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

Best price found	$984
Fastest flight time	16h 50m
Direct flights	None

The best one-way flight to Portland from Sydney in the past 72 hours is $984. The best return flight deal from Sydney to Portland found on momondo in the last 72 hours is $1,420.

The fastest flight from Sydney to Portland takes 16h 50m

There are no direct flights from Sydney to Portland. There are no popular flight routes from Sydney to Portland.

Search flight deals

Frequently asked questions about flying from Sydney to Portland

How far is Sydney Kingsford Smith to Portland by plane?
The distance between Sydney Kingsford Smith and Portland is about 12333.8 km. By plane, this route typically takes 16h 50m.
When did momondo last update prices for flights from Sydney Kingsford Smith Airport to Portland Airport?
Prices for flights from Sydney Kingsford Smith Airport to Portland Airport refresh daily.
How many operators does momondo search for flights from Sydney Kingsford Smith Airport to Portland Airport?
The number of operators available for flights from Sydney Kingsford Smith Airport to Portland Airport is 4 as of September 2026.
How old do you have to be to fly from Sydney Kingsford Smith Airport to Portland Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Sydney Kingsford Smith Airport to Portland Airport.
What documentation or ID do you need to fly to Portland Airport?
The necessary travel and health documents for your Portland Airport 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 licence 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.
What is the most popular airline from Sydney to Portland?
momondo data reveals that the most frequently booked airline on the route from Sydney to Portland is United Airlines, representing 40% of all bookings. The subsequent popular airlines are Air Canada at 37%, Delta at 12%, and Qantas Airways at 11%.

Best airlines flying from Sydney to Portland

Compare and see reviews for airlines that fly from Sydney to Portland with momondo

Airline	Rating	Free cancellation	Price
Delta	PriceFrom $741	Free cancellation	Rating 7.8 8,596 reviews	Search Delta flights
United Airlines	PriceFrom $900	Free cancellation	Rating 7.4 10,223 reviews	Search United Airlines flights
Air Canada	PriceFrom $1,183	Free cancellation	Rating 7.1 11,662 reviews	Search Air Canada flights
Qantas Airways	PriceFrom $1,270	Free cancellation	Rating 7.5 1,101 reviews	Search Qantas Airways flights

Why use momondo?

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

It is quick and easy to find Sydney to Portland flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Portland that suits you.

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

momondo does allow users to show only those flights to Portland from Sydney which offer a flexible booking policy as well as other useful filters and features.

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

Once you have performed a search for Sydney to Portland flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Sydney to Portland right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Portland, momondo offers a useful price alert feature which will track prices for flights to Portland from Sydney and alert you when they change.

An easier way to manage your Portland trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

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Cheap flights from Sydney to Portland from $984

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 Portland departing on 23/1. 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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Air Canada flights from Sydney to Portland

Our best Air Canada deals on Sydney to Portland flight tickets

Alaska Airlines flights from Sydney to Portland

Our best Alaska Airlines deals on Sydney to Portland flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Sydney to Portland that are best for you.

See travel insights to Portland from

How to get the cheapest flight ticket from Sydney to Portland

What is the typical price of a round-trip flight between Sydney and Portland?

What is the cheapest month to fly to Portland?

Can stopping save me money on Sydney to Portland flights?

How have Sydney to Portland flight prices changed over time?

What is the cheapest airline that flies from Sydney Kingsford Smith to Portland?

Which airlines fly to Portland?

Which airport is the most popular for stopovers for flights between Sydney and Portland?

Which stopover airport offers the lowest fares from Sydney to Portland?

Which stopover airport has the shortest travel time from Sydney to Portland?

Which stopover airport has the shortest connection time from Sydney to Portland?

When to book flights from Sydney to Portland

Cheap Sydney to Portland (SYD to PDX) flight deals and tips

Best price found

Fastest flight time

Direct flights

Frequently asked questions about flying from Sydney to Portland

Best airlines flying from Sydney to Portland

Compare and see reviews for airlines that fly from Sydney to Portland with momondo

Why use momondo?

An easier way to manage your Portland trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Fly your favourite airline to Portland

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Portland

List of cabin classes available on flights landing in Portland. Availability may vary depending on flight origin and airline.

Popular Cities in the United States

Popular flights according to clicks in the last 7 days on momondo

Fly to other destinations from Sydney

According to popular flight searches on momondo this year

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