$744 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 15/11. 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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Fly from
Route
Depart
Return
BrisbanePortland
BNE Brisbane - PDX Portland
BNEPDX
Brisbane
Mon 23/11
11:20-23:15
2 stops53h 55m
Portland
Mon 30/11
15:40-07:30
1 stop21h 50m
BrisbanePortland
BNE Brisbane - PDX Portland
BNEPDX
Brisbane
Mon 23/11
11:20-22:46
1 stop29h 26m
Portland
Mon 30/11
13:25-07:30
1 stop24h 05m
BrisbanePortland
BNE Brisbane - PDX Portland
BNEPDX
Brisbane
Wed 25/11
10:40-21:57
2 stops29h 17m
Portland
Wed 2/12
11:32-08:30
2 stops26h 58m
BrisbanePortland
BNE Brisbane - PDX Portland
BNEPDX
Brisbane
Wed 25/11
10:40-10:04
1 stop17h 24m
Portland
Wed 2/12
05:30-08:30
2 stops33h 00m
SydneyPortland
SYD Sydney Kingsford Smith - PDX Portland
SYDPDX
Sydney Kingsford Smith
Tue 24/11
11:10-23:59
1 stop31h 49m
Portland
Tue 1/12
12:00-06:55
1 stop23h 55m
SydneyPortland
SYD Sydney Kingsford Smith - PDX Portland
SYDPDX
Sydney Kingsford Smith
Mon 16/11
11:10-00:01
1 stop31h 51m
Portland
Fri 4/12
11:57-06:55
1 stop23h 58m
SydneyPortland
SYD Sydney Kingsford Smith - PDX Portland
SYDPDX
Sydney Kingsford Smith
Sun 22/11
14:05-18:13
1 stop23h 08m
Portland
Sun 29/11
06:02-09:00
1 stop31h 58m
SydneyPortland
SYD Sydney Kingsford Smith - PDX Portland
SYDPDX
Sydney Kingsford Smith
Tue 24/11
09:00-14:41
2 stops24h 41m
Portland
Tue 1/12
15:15-06:55
1 stop20h 40m
SydneyPortland
SYD Sydney Kingsford Smith - PDX Portland
SYDPDX
Sydney Kingsford Smith
Tue 24/11
09:00-09:26
2 stops19h 26m
Portland
Tue 1/12
15:15-14:40
2 stops28h 25m
SydneyPortland
SYD Sydney Kingsford Smith - PDX Portland
SYDPDX
Sydney Kingsford Smith
Sat 13/2
20:30-20:50
1 stop19h 20m
Portland
Fri 26/2
08:30-06:25
1 stop26h 55m
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 July. Flight prices, which tend to average around $1,364, 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 July, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $1,416.
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 $1,597 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 $1,378 on momondo.
Cheapest flights to Portland
Find the cheapest flights to Portland from your nearest city or airport
| CHEAPEST MONTH TO FLY TO PORTLAND FROM SYDNEY | July | 15% cheaper | Flying from Sydney to Portland costs on average just $1,364 in July |
| MOST EXPENSIVE MONTH TO FLY TO PORTLAND FROM SYDNEY | April | 12% more expensive | It costs about $1,802 for flights to Portland from Sydney in April |
| MOST POPULAR MONTH TO FLY TO PORTLAND FROM SYDNEY | May | 450% 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 | $744 |
|---|---|
Best Round-Trip Price | $1,268 |
Fastest flight time | 17h 24m |
Popular in | May |
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 3 days prior to their departure date, when tickets on average are $1,597. 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 $910 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 4 as of October 2026.
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.