Which airlines fly to Portland?

There may be other airlines that fly to Portland from Australia, but the most popular among our users are Air Canada, United Airlines, Virgin Australia and Qantas Airways. These airlines should offer flights to Portland on a routine basis if you’re flying from one of the more popular airports in Australia.

Alaska Airlines Flights to Portland

There are 12 Alaska Airlines flights to Portland in a normal week. The most common departure point is Seattle/Tacoma Intl and the best Alaska Airlines ticket price seen on momondo is $1,261 (last 72 hours, from Sydney Kingsford Smith, to Portland). Alaska Airlines has a score of 8.0 from 11,187 user reviews on momondo.

Air New Zealand Flights to Portland

$1,381 is the best return Air New Zealand deal to Portland found on momondo in the last few days. The deal departed from Sydney Kingsford Smith. Air New Zealand has 10 flights to Portland most weeks, with prices varying by availability. 518 momondo users have reviewed Air New Zealand, scoring the airline a 8.0/10 on average.

How long does it take to fly to Portland?

On average, it takes 18h 34m to fly from Australia to Portland if you fly out of Sydney Kingsford Smith (the most popular airport in Australia) and into Portland (the most popular airport in Portland). If you’re flying out of Melbourne and into Portland, then the flight time is around 20h 43m.

$879 Cheap Flights to Portland in 2025/26

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Find the cheapest flights from Australia to Portland

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19:40 - 22:36BNE-PDX

19h 56m1 stop

06:00 - 05:00PDX-BNE

30h 00m1 stop

$1,159American Airlines

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Sat, 14 Mar - Fri, 3 Apr

19:40 - 22:36BNE-PDX

19h 56m1 stop

05:24 - 05:00PDX-BNE

30h 36m2 stops

$1,160American Airlines

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Sun, 15 Mar - Fri, 3 Apr

09:45 - 18:30BNE-PDX

25h 45m1 stop

19:00 - 07:05PDX-BNE

19h 05m1 stop

$1,355Air Canada

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Mon, 16 Mar - Mon, 6 Apr

09:45 - 18:30BNE-PDX

25h 45m1 stop

15:15 - 07:05PDX-BNE

22h 50m1 stop

$1,357Air Canada

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Mon, 16 Mar - Mon, 6 Apr

11:30 - 09:38MEL-PDX

41h 08m2 stops

15:54 - 22:15PDX-MEL

35h 21m2 stops

$1,773United Airlines

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Mon, 15 Dec - Mon, 29 Dec

11:30 - 21:15MEL-PDX

28h 45m2 stops

15:54 - 22:15PDX-MEL

35h 21m2 stops

$1,774United Airlines

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Mon, 15 Dec - Mon, 29 Dec

13:35 - 17:28CBR-PDX

22h 53m2 stops

07:38 - 09:25PDX-CBR

30h 47m2 stops

$2,230Qantas Airways

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Mon, 8 Dec - Mon, 15 Dec

06:10 - 14:47ADL-PDX

27h 07m2 stops

10:10 - 09:30PDX-ADL

28h 50m1 stop

$2,535Virgin Australia

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Mon, 8 Dec - Mon, 15 Dec

13:00 - 00:37MEL-PDX

30h 37m1 stop

10:10 - 13:15PDX-MEL

32h 05m2 stops

$2,775Virgin Australia

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Wed, 10 Dec - Wed, 17 Dec

12:00 - 13:35MEL-PDX

20h 35m1 stop

17:41 - 09:30PDX-MEL

20h 49m1 stop

$3,045Qantas Airways

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Wed, 10 Dec - Wed, 17 Dec

Fly from

Route

Depart

Return

Price

BrisbanePortland

BNE - PDX

BNEPDX

Brisbane

Sat 14/3

19:40-22:36

1 stop19h 56m

Portland

Fri 3/4

06:00-05:00

1 stop30h 00m

$1,159

BrisbanePortland

BNE - PDX

BNEPDX

Brisbane

Sun 15/3

19:40-22:36

1 stop19h 56m

Portland

Fri 3/4

05:24-05:00

2 stops30h 36m

$1,160

BrisbanePortland

BNE - PDX

BNEPDX

Brisbane

Mon 16/3

09:45-18:30

1 stop25h 45m

Portland

Mon 6/4

19:00-07:05

1 stop19h 05m

$1,355

BrisbanePortland

BNE - PDX

BNEPDX

Brisbane

Mon 16/3

09:45-18:30

1 stop25h 45m

Portland

Mon 6/4

15:15-07:05

1 stop22h 50m

$1,357

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Mon 15/12

11:30-09:38

2 stops41h 08m

Portland

Mon 29/12

15:54-22:15

2 stops35h 21m

$1,773

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Mon 15/12

11:30-21:15

2 stops28h 45m

Portland

Mon 29/12

15:54-22:15

2 stops35h 21m

$1,774

CanberraPortland

CBR - PDX

CBRPDX

Canberra

Mon 8/12

13:35-17:28

2 stops22h 53m

Portland

Mon 15/12

07:38-09:25

2 stops30h 47m

$2,230

AdelaidePortland

ADL - PDX

ADLPDX

Adelaide

Mon 8/12

06:10-14:47

2 stops27h 07m

Portland

Mon 15/12

10:10-09:30

1 stop28h 50m

$2,535

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Wed 10/12

13:00-00:37

1 stop30h 37m

Portland

Wed 17/12

10:10-13:15

2 stops32h 05m

$2,775

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Wed 10/12

12:00-13:35

1 stop20h 35m

Portland

Wed 17/12

17:41-09:30

1 stop20h 49m

$3,045

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

Portland flights insights and trends

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Prices

Other information

What is the cheapest month to fly to Portland?

The cheapest month to fly to Portland from Australia is in October. Flight prices, which tend to average around $1,289, 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 October, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $1,460.

What is the cheapest day to depart on your flight to Portland?

On average, the least expensive day to fly to Portland from Australia is on a Tuesday. momondo users have found tickets for Tuesday departures for as low as $1,442. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Saturday is the most expensive day to depart from Australia because it is more convenient for both business and leisure travellers. As a result, prices tend to be around $1,861.

What is the cheapest time of day to depart on your flight to Portland?

Flying to Portland from Australia at midday is the least expensive time of day to depart. momondo users have found prices as low as $1,341 when looking at flights departing at midday. Flights to Portland are more costly in the evening, with an average ticket price of $2,644. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Portland?

You are more likely to see cheaper flights to Portland from Australia when booking weeks ahead of your departure date. In general, you can expect to find flights to Portland for around $1,693 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Portland from Australia for as low as $833 on momondo.

Cheapest flights to Portland

Find the cheapest flights to Portland from your nearest city or airport

Find flights from Sydney to Portland

CHEAPEST MONTH TO FLY TO PORTLAND FROM SYDNEY	October	24% cheaper	Flying from Sydney to Portland costs on average just $1,289 in October
MOST EXPENSIVE MONTH TO FLY TO PORTLAND FROM SYDNEY	December	36% more expensive	It costs about $2,314 for flights to Portland from Sydney in December
MOST POPULAR MONTH TO FLY TO PORTLAND FROM SYDNEY	May	692% more users visited	More momondo users searched in flights to Portland from Sydney in May than any other month

Cheap Portland flight deals and tips

Summary info about Portland flight prices, duration and airlines

Best One-Way Price	$879
Best Round-Trip Price	$1,159
Fastest flight time	16h 50m
Popular in	January

The best one-way flight price to Portland from Australia in the last 72 hours is $879 (Sydney Kingsford Smith to Portland).

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The best round-trip flight price to Portland from Australia in the last 72 hours is $1,159 (Brisbane to Portland).

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The fastest flight to Portland from Australia takes 16h 50m (Sydney Kingsford Smith to Portland).

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January has the highest demand for flights to Portland, with a 8% price increase on average.

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Frequently asked questions about flying to Portland

How far in advance should I book a flight to Portland?

In general, most travellers find the cheapest time to book a flight to Portland is about 38 days prior to their departure date, when tickets on average are $1,693. Keep in mind that you might be able to find cheaper flights to Portland at any time. In fact, our users found flights for as low as $807 in the past 72 hours.

When did momondo last update prices for flights to Portland Airport?

Prices for flights to Portland Airport are updated daily.

How many operators does momondo search for flights to Portland Airport?

The number of operators available for flights to Portland Airport is 9 as of October 2025.

How old do you have to be to fly to Portland Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel to Portland Airport.

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

The travel and health documents you'll need for your trip to Portland Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Portland Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Portland.

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

Yes. All flights to Portland on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights to Portland?

Once all potential Portland flight options are in front of you momondo lets you sort and filter flights based on preferences such as airline, price and flight times, amongst many other options.

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

Yes momondo offers price alerts on flights to Portland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.