Latest deals
Insights
When to book
FAQs
Price Alerts
Look for other cheap flights to Portland

$628 Cheap flights to Portland

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Portland departing on 30/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Australia to Portland

Cheap return flights

Enter your travel dates to find the best prices.
Air Canada Logo
10:45 - 14:40
BNE
-
PDX
21h 55m1 stop
Air Canada Logo
19:05 - 08:45
PDX
-
BNE
19h 40m1 stop
$993Air Canada
Thu, 5 Feb - Thu, 12 Feb
Air Canada Logo
10:45 - 09:15
BNE
-
PDX
16h 30m1 stop
Air Canada Logo
15:15 - 08:45
PDX
-
BNE
23h 30m1 stop
$999Air Canada
Thu, 5 Feb - Thu, 12 Feb
Air Canada Logo
06:35 - 18:30
BNE
-
PDX
29h 55m2 stops
Air Canada Logo
15:15 - 08:45
PDX
-
BNE
23h 30m1 stop
$1,025Air Canada
Thu, 5 Feb - Thu, 12 Feb
United Airlines Logo
11:40 - 22:32
BNE
-
PDX
28h 52m2 stops
United Airlines Logo
16:00 - 07:30
PDX
-
BNE
45h 30m2 stops
$1,062United Airlines
Thu, 5 Feb - Thu, 12 Feb
United Airlines Logo
11:40 - 21:12
BNE
-
PDX
27h 32m2 stops
United Airlines Logo
08:30 - 07:30
PDX
-
BNE
29h 00m2 stops
$1,072United Airlines
Sat, 7 Feb - Sat, 14 Feb
Hawaiian Airlines Logo
21:40 - 06:00
SYD
-
PDX
27h 20m2 stops
Hawaiian Airlines Logo
10:34 - 19:45
PDX
-
SYD
38h 11m2 stops
$1,538Hawaiian Airlines
Tue, 3 Feb - Tue, 10 Feb
Hawaiian Airlines Logo
21:40 - 05:31
SYD
-
PDX
26h 51m1 stop
Hawaiian Airlines Logo
13:38 - 19:45
PDX
-
SYD
35h 07m2 stops
$1,568Hawaiian Airlines
Tue, 3 Feb - Tue, 10 Feb
Qantas Airways Logo
17:45 - 13:41
PER
-
PDX
35h 56m2 stops
Qantas Airways Logo
17:50 - 19:45
PDX
-
PER
33h 55m2 stops
$2,541Qantas Airways
Mon, 19 Jan - Mon, 26 Jan
Virgin Australia Logo
13:55 - 23:04
ADL
-
PDX
26h 39m1 stop
Virgin Australia Logo
05:30 - 22:30
PDX
-
ADL
47h 30m2 stops
$2,682Virgin Australia
Wed, 25 Mar - Sun, 29 Mar
Virgin Australia Logo
15:35 - 14:46
CBR
-
PDX
42h 11m3 stops
Virgin Australia Logo
15:50 - 10:50
PDX
-
CBR
24h 00m2 stops
$3,022Virgin Australia
Fri, 6 Feb - Fri, 13 Feb

momondo Fare Finder

 
Locate flights to Portland that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 78,305 searches and data was last updated on 24 December 2025.
Use the filters below to find and compare flights to Portland that are best for you.

Fly from

Route

Depart

Return

Price

BrisbanePortland

BNE - PDX

BNEPDX

Brisbane

Thu 5/2

10:45-14:40

1 stop21h 55m

Portland

Thu 12/2

19:05-08:45

1 stop19h 40m

$993

BrisbanePortland

BNE - PDX

BNEPDX

Brisbane

Thu 5/2

10:45-09:15

1 stop16h 30m

Portland

Thu 12/2

15:15-08:45

1 stop23h 30m

$999

BrisbanePortland

BNE - PDX

BNEPDX

Brisbane

Thu 5/2

06:35-18:30

2 stops29h 55m

Portland

Thu 12/2

15:15-08:45

1 stop23h 30m

$1,025

BrisbanePortland

BNE - PDX

BNEPDX

Brisbane

Thu 5/2

11:40-22:32

2 stops28h 52m

Portland

Thu 12/2

16:00-07:30

2 stops45h 30m

$1,062

BrisbanePortland

BNE - PDX

BNEPDX

Brisbane

Sat 7/2

11:40-21:12

2 stops27h 32m

Portland

Sat 14/2

08:30-07:30

2 stops29h 00m

$1,072

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Tue 3/2

21:40-06:00

2 stops27h 20m

Portland

Tue 10/2

10:34-19:45

2 stops38h 11m

$1,538

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Tue 3/2

21:40-05:31

1 stop26h 51m

Portland

Tue 10/2

13:38-19:45

2 stops35h 07m

$1,568

PerthPortland

PER - PDX

PERPDX

Perth

Mon 19/1

17:45-13:41

2 stops35h 56m

Portland

Mon 26/1

17:50-19:45

2 stops33h 55m

$2,541

AdelaidePortland

ADL - PDX

ADLPDX

Adelaide

Wed 25/3

13:55-23:04

1 stop26h 39m

Portland

Sun 29/3

05:30-22:30

2 stops47h 30m

$2,682

CanberraPortland

CBR - PDX

CBRPDX

Canberra

Fri 6/2

15:35-14:46

3 stops42h 11m

Portland

Fri 13/2

15:50-10:50

2 stops24h 00m

$3,022

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

See travel insights to Portland from

Portland flights insights and trends

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

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 $1,250, 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 $1,423.

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 $1,405. 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 $1,814.

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 $1,307 when looking at flights departing at midday. Flights to Portland are more costly in the evening, with an average ticket price of $2,577. 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 $1,628 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 $1,261 on momondo.

Cheapest flights to Portland

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

Cheap Portland flight deals and tips

Summary info about Portland flight prices, duration and airlines

Best One-Way Price

$628

Best Round-Trip Price

$993

Fastest flight time

21h 46m

Popular in

April
The best one-way flight price to Portland from Australia in the last 72 hours is $628 (Brisbane to Portland).
Search Deals
The best round-trip flight price to Portland from Australia in the last 72 hours is $993 (Brisbane to Portland).
Search Deals
The fastest flight to Portland from Australia takes 21h 46m (Melbourne to Portland).
Search Deals
April has the highest demand for flights to Portland, with a 7% price increase on average.
Search Deals

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 40 days prior to their departure date, when tickets on average are $1,628. 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 $787 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 December 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.

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.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 23/1
Fri 30/1
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Portland

Popular Flights to Portland

Popular routes according to searches in the past day on momondo
Melbourne to Portland Flightsfrom $873
Sydney Kingsford Smith to Portland Flightsfrom $934
Brisbane to Portland Flightsfrom $685
Perth to Portland Flightsfrom $1,360
Adelaide to Portland Flightsfrom $1,016
Canberra to Portland Flightsfrom $1,510
Cairns to Portland Flightsfrom $1,889