Cheap flights from Portland to Australia from $435
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Australia departing on 2/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Round-trip
1 adult
Economy
0 bags
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Cheap round-trip flights
These are some of the best round-trip flight deals from Portland to Australia that have been recently found on momondo from popular airlines, departing in the coming months.
Cheap one-way flights
Flying one-way? These are some of the best deals recently discovered on momondo for flights from Portland to Australia.
Cheap last minute flights
Planning a quick getaway from Portland to Australia? These are the last-minute flight deals available now.
Cheap direct flights
If you prefer a non-stop journey, check out our latest direct flight deals to Australia, so you can enjoy a seamless trip without layovers.
Cheap bus & train deals from Portland to Australia
Find recent round-trip train or bus tickets from Portland to Australia.
All round-trip flight deals from Portland to Australia
The cheapest plane tickets from Portland to Australia found on KAYAK recently.
Air Canada flights from Portland to Australia
Our best Air Canada deals on Portland to Australia flight tickets
Air Canada![Air Canada]()
Feb 3![Air Canada]()
Feb 9
PDX7:05 pmPortland
26h 35m
2 stops
SYD4:40 pmSydney Kingsford Smith
SYD11:20 amSydney Kingsford Smith
17h 14m
1 stop
PDX9:34 amPortland
Air Canada![Air Canada]()
Feb 9![Air Canada]()
Mar 5
PDX3:25 pmPortland
28h 15m
2 stops
SYD2:40 pmSydney Kingsford Smith
SYD9:00 amSydney Kingsford Smith
24h 44m
2 stops
PDX2:44 pmPortland
American Airlines flights from Portland to Australia
Our best American Airlines deals on Portland to Australia flight tickets
American Airlines![American Airlines]()
Feb 19![American Airlines]()
Feb 26
PDX2:14 pmPortland
22h 01m
1 stop
BNE6:15 amBrisbane
BNE9:40 amBrisbane
26h 10m
1 stop
PDX5:50 pmPortland
American Airlines![American Airlines]()
Feb 8![American Airlines]()
Feb 21
PDX6:00 amPortland
32h 00m
1 stop
SYD9:00 amSydney Kingsford Smith
SYD11:15 amSydney Kingsford Smith
22h 58m
1 stop
PDX3:13 pmPortland
See travel insights to Australia from
How to get the cheapest flight ticket from Portland to Australia
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
What is the cheapest month to fly to Australia?
The month of February is, on average, the cheapest month to fly to Australia from Portland, with most prices found around $997. If you aren’t able to travel during the month of February, then book flights to Australia from Portland during May instead. Flights to Australia in May, while not as cheap as those in February, still average around $1,030.
What is the cheapest day to depart on your flight to Australia?
The cheapest day to depart from Portland to Australia is on a Saturday. Travelers who choose to depart for Australia on a Saturday will often find tickets for as low as $1,040. On the other hand, Thursday is the most expensive day to depart from Portland because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $1,146.
What is the cheapest time of day to depart on your flight to Australia?
Flying to Australia from Portland in the morning is the least expensive time of day to depart. momondo users have found prices as low as $1,060 when looking at flights departing in the morning. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $1,135 on average. Flights to Australia from Portland at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.
How far in advance should I book a flight to Australia?
You are more likely to see cheaper flights to Australia from Portland when booking 14 weeks ahead of your departure date. In general, you can expect to find flights to Australia for around $1,136 when searching 14 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Australia from Portland for as low as $936 on momondo.
What is the cheapest airline that flies from Portland to Australia?
American Airlines, United Airlines, and Alaska Airlines are the most popular carriers operating from Portland to Australia
What airlines fly to Australia?
United Airlines, Air Canada and Delta are the top three most popular airlines that fly to Australia from Portland according to our data. United Airlines is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Australia. Keep in mind that there are 8 different airlines that fly to Australia on a routine basis, so you have a few additional options to choose from.
Cheap Portland to Australia flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Portland to Australia
When did momondo last update prices for flights from Portland Airport to Australia?
Prices for flights from Portland Airport to Australia refresh daily.
How many operators does momondo search for flights from Portland Airport to Australia?
The number of operators available for flights from Portland Airport to Australia is 8 as of January 2025.
How old do you have to be to fly from Portland Airport to Australia?
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 from Portland Airport to Australia.
What documentation or ID do you need to fly to Australia?
The necessary travel and health documents for your Australia 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 license 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.
Best airlines flying from Portland to Australia
Compare and see reviews for airlines that fly from Portland to Australia with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $444 | Free Cancellation | Rating 7.9 2,333 reviews | |||
| PriceFrom $456 | Free Cancellation | Rating 8.0 8,521 reviews | |||
| PriceFrom $759 | Free Cancellation | Rating 7.4 8,985 reviews | |||
| PriceFrom $801 | Free Cancellation | Rating 7.0 8,635 reviews | |||
| PriceFrom $1,036 | Free Cancellation | Rating 7.5 824 reviews | |||
| PriceFrom $1,055 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom $1,068 | Free Cancellation | Rating 8.0 9,706 reviews | |||
| PriceFrom $1,275 | Free Cancellation | Rating 8.1 1,328 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from Portland to Australia?
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 Australia from Portland.
Can I find flights from Portland to Australia with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Australia from Portland with this policy.
How can momondo help me find flights from Portland to Australia?
Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Australia from Portland.
I’m not ready to book a flight from Portland to Australia right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Portland to Australia flights. All you need is a valid email address and we will do the rest; it is that quick and easy.
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