Cheap flights from Portland, ME (PWM) to Australia
Find cheap flights from Portland to Australia with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Portland to Australia
Keep the following information in mind while searching for Portland to Australia flight deals. Data was last updated April 30, 2025.
Most accurate provider | AranGrant 3 stars |
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Most trusted provider | AranGrant 3 stars |
Best time to book a flight from Portland to Australia
Have a flexible travel schedule? Discover the best time to fly to Australia from Portland with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Portland to Australia
What is the cheapest month to book a flight from Portland, Maine to Australia?
Currently, March is the cheapest month in which you can book a flight from Portland, Maine to Australia (average of $1,043). Flying from Portland, Maine to Australia in December is currently the most expensive (average of $1,643). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Rainfall in Australia by month
Plan your trip to Australia by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Australia ranges from 2.0 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. September is typically the driest time to visit Australia when rainfall is around 2.0 in.
Temperature in Australia by month
Plan your trip to Australia by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Australia, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 51.8 F).