When did momondo last update prices for flights from Portland Airport to Australia?

Prices for flights from Portland Airport to Australia refresh daily.

How old do you have to be to fly from Portland Airport to Australia?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for 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 licence 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.

$1,729 Cheap Flights from Portland, Maine to Australia in 2026

Find the cheapest flights from Portland, Maine to Australia

Return

Cheap return flights

Enter your travel dates to find the best prices.

10:56 - 06:45

PWM

MEL

29h 49m

2 stops

09:45 - 22:00

MEL

PWM

26h 15m

2 stops

$1,729American Airlines

Tue, 11 Aug - Tue, 18 Aug

05:15 - 07:30

PWM

MEL

36h 15m

2 stops

10:55 - 17:42

MEL

PWM

44h 47m

2 stops

$1,769United Airlines

Mon, 10 Aug - Mon, 17 Aug

14:38 - 08:15

PWM

MEL

27h 37m

2 stops

06:30 - 19:24

MEL

PWM

26h 54m

3 stops

$1,935United Airlines

Tue, 11 Aug - Tue, 18 Aug

09:49 - 08:15

PWM

MEL

32h 26m

2 stops

10:55 - 21:23

MEL

PWM

24h 28m

2 stops

$1,991United Airlines

Thu, 13 Aug - Thu, 20 Aug

13:25 - 16:20

PWM

MEL

36h 55m

3 stops

17:05 - 00:25

MEL

PWM

45h 20m

3 stops

$4,698Multiple Airlines

Tue, 11 Aug - Tue, 18 Aug

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United Airlines flights from Portland, Maine to Australia

Our best United Airlines deals on Portland, Maine to Australia flight tickets

United Airlines

10 Aug

PWM05:15Portland

36h 15m

2 stops

MEL07:30Melbourne

17 Aug

MEL10:55Melbourne

44h 47m

2 stops

PWM17:42Portland

$1,769

United Airlines

11 Aug

PWM14:38Portland

27h 37m

2 stops

MEL08:15Melbourne

18 Aug

MEL06:30Melbourne

26h 54m

3 stops

PWM19:24Portland

$1,935

United Airlines

13 Aug

PWM09:49Portland

32h 26m

2 stops

MEL08:15Melbourne

20 Aug

MEL10:55Melbourne

24h 28m

2 stops

PWM21:23Portland

$1,991

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PortlandMelbourne

PWM - MEL

PWMMEL

Portland

Tue 11/8

10:56-06:45

2 stops29h 49m

Melbourne

Tue 18/8

09:45-22:00

2 stops26h 15m

$1,729

PortlandMelbourne

PWM - MEL

PWMMEL

Portland

Mon 10/8

05:15-07:30

2 stops36h 15m

Melbourne

Mon 17/8

10:55-17:42

2 stops44h 47m

$1,769

Fastest return journey

PortlandMelbourne

PWM - MEL

PWMMEL

Portland

Tue 11/8

14:38-08:15

2 stops27h 37m

Melbourne

Tue 18/8

06:30-19:24

3 stops26h 54m

$1,935

PortlandMelbourne

PWM - MEL

PWMMEL

Portland

Thu 13/8

09:49-08:15

2 stops32h 26m

Melbourne

Thu 20/8

10:55-21:23

2 stops24h 28m

$1,991

PortlandMelbourne

PWM - MEL

PWMMEL

Portland

Tue 11/8

13:25-16:20

3 stops36h 55m

Melbourne

Tue 18/8

17:05-00:25

3 stops45h 20m

$4,698

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

How to get the cheapest flight ticket from Portland, Maine 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

Which airlines fly to Australia?

Qantas Airways, Air Canada and United Airlines are the top three most popular airlines that fly to Australia from Portland, Maine according to our data. Qantas Airways is the first choice among our users, with 51% of people opting to fly with this airline when travelling to Australia. Keep in mind that there are 3 different airlines that fly to Australia on a routine basis, so you have a few additional options to choose from.

Cheap Portland, Maine to Australia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland, Maine to Australia

Fastest flight time	32h 26m
Direct flights	None

The fastest flight from Portland, Maine to Australia takes 32h 26m

There are no direct flights from Portland, Maine to Australia. There are no popular flight routes from Portland, Maine to Australia.

Search flight deals

Frequently asked questions about flying from Portland, Maine 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 old do you have to be to fly from Portland Airport to Australia?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for 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 licence 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.

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Australia?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Portland to Australia. momondo saves you time and could save you money on your trip.

Can I find flights from Portland to Australia with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Portland to Australia flights to just show those with flexible booking policies.

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?

Yes. momondo can track prices for Portland to Australia flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.