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.

Singapore Airlines Flights to Portland

There are 12 Singapore Airlines flights to Portland in a normal week. The most common departure point is San Francisco and the best Singapore Airlines ticket price seen on momondo is $1,848 (last 72 hours, from Perth, to Portland). Singapore Airlines has a score of 8.1 from 1,365 user reviews on momondo.

Alaska Airlines Flights to Portland

$1,301 is the best return Alaska Airlines deal to Portland found on momondo in the last few days. The deal departed from Sydney Kingsford Smith. Alaska Airlines has 52 flights to Portland most weeks, with prices varying by availability. 10,000 momondo users have reviewed Alaska Airlines, scoring the airline a 8.0/10 on average.

How long does it take to fly to Portland?

On average, it takes 18h 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 05m.

$714 Cheap Flights to Portland in 2025/26

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Find the cheapest flights from Australia to Portland

Round-trip

One-way

Last minute

Cheap return flights

06:05 - 09:20MEL-PDX

21h 15m2 stops

19:40 - 12:30PDX-MEL

22h 50m2 stops

$1,175

Find Deal

Tue, 14 Oct - Tue, 21 Oct

11:20 - 09:15SYD-PDX

16h 55m1 stop

19:00 - 09:35PDX-SYD

19h 35m1 stop

$1,195Air Canada

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Thu, 5 Feb - Sat, 14 Feb

07:05 - 09:15SYD-PDX

21h 10m2 stops

15:15 - 09:35PDX-SYD

23h 20m1 stop

$1,198

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Fri, 21 Nov - Fri, 28 Nov

21:40 - 21:43SYD-PDX

19h 03m1 stop

07:00 - 19:45PDX-SYD

17h 45m1 stop

$1,210Hawaiian Airlines

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Fri, 21 Nov - Fri, 28 Nov

21:40 - 05:25SYD-PDX

26h 45m1 stop

07:00 - 19:45PDX-SYD

17h 45m1 stop

$1,211Hawaiian Airlines

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Fri, 21 Nov - Fri, 28 Nov

12:00 - 21:26MEL-PDX

27h 26m2 stops

19:38 - 10:00PDX-MEL

19h 22m1 stop

$1,250United Airlines

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Wed, 29 Oct - Wed, 5 Nov

12:00 - 18:36MEL-PDX

24h 36m1 stop

19:38 - 10:00PDX-MEL

19h 22m1 stop

$1,259United Airlines

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Wed, 29 Oct - Wed, 5 Nov

07:50 - 13:50ADL-PDX

23h 30m2 stops

12:33 - 09:50PDX-ADL

26h 47m2 stops

$1,556Qantas Airways

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Thu, 30 Oct - Thu, 6 Nov

08:00 - 17:12PER-PDX

25h 12m2 stops

05:50 - 21:15PDX-PER

47h 25m2 stops

$1,609Qantas Airways

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Thu, 20 Nov - Sun, 7 Dec

12:00 - 14:46MEL-PDX

20h 46m1 stop

10:05 - 10:00PDX-MEL

28h 55m1 stop

$1,657Virgin Australia

Find Deal

Fri, 31 Oct - Fri, 7 Nov

Fly from

Route

Depart

Return

Price

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Tue 14/10

06:05-09:20

2 stops21h 15m

Portland

Tue 21/10

19:40-12:30

2 stops22h 50m

$1,175

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Thu 5/2

11:20-09:15

1 stop16h 55m

Portland

Sat 14/2

19:00-09:35

1 stop19h 35m

$1,195

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Fri 21/11

07:05-09:15

2 stops21h 10m

Portland

Fri 28/11

15:15-09:35

1 stop23h 20m

$1,198

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Fri 21/11

21:40-21:43

1 stop19h 03m

Portland

Fri 28/11

07:00-19:45

1 stop17h 45m

$1,210

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Fri 21/11

21:40-05:25

1 stop26h 45m

Portland

Fri 28/11

07:00-19:45

1 stop17h 45m

$1,211

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Wed 29/10

12:00-21:26

2 stops27h 26m

Portland

Wed 5/11

19:38-10:00

1 stop19h 22m

$1,250

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Wed 29/10

12:00-18:36

1 stop24h 36m

Portland

Wed 5/11

19:38-10:00

1 stop19h 22m

$1,259

AdelaidePortland

ADL - PDX

ADLPDX

Adelaide

Thu 30/10

07:50-13:50

2 stops23h 30m

Portland

Thu 6/11

12:33-09:50

2 stops26h 47m

$1,556

PerthPortland

PER - PDX

PERPDX

Perth

Thu 20/11

08:00-17:12

2 stops25h 12m

Portland

Sun 7/12

05:50-21:15

2 stops47h 25m

$1,609

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Fri 31/10

12:00-14:46

1 stop20h 46m

Portland

Fri 7/11

10:05-10:00

1 stop28h 55m

$1,657

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

Portland flights insights and trends

Explore insights for your Portland flight to craft the best travel plan

Prices

Other information

What is the cheapest month to fly to Portland?

The cheapest month to fly to Portland from Australia is in August. Flight prices, which tend to average around $1,427, 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 August, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $1,516.

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 $1,410. 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 $1,820.

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 $1,312 when looking at flights departing at midday. Flights to Portland are more costly in the evening, with an average ticket price of $2,585. 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 $1,731 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 $1,475 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	August	18% cheaper	Flying from Sydney to Portland costs on average just $1,427 in August
MOST EXPENSIVE MONTH TO FLY TO PORTLAND FROM SYDNEY	December	31% more expensive	It costs about $2,274 for flights to Portland from Sydney in December
MOST POPULAR MONTH TO FLY TO PORTLAND FROM SYDNEY	May	642% 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	$714
Best Round-Trip Price	$1,175
Fastest flight time	16h 30m
Popular in	January

The best one-way flight price to Portland from Australia in the last 72 hours is $714 (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 $1,175 (Melbourne to Portland).

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The fastest flight to Portland from Australia takes 16h 30m (Brisbane to Portland).

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January has the highest demand for flights to Portland, with a 7% 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 $1,731. 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 $789 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 September 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.