What airlines fly to Australia?

United Airlines, Qantas Airways and American Airlines are the top three most popular airlines that fly to Australia from Portland, Maine according to our data. United Airlines is the first choice among our users, with 49% of people opting to fly with this airline when traveling to Australia. Keep in mind that there are 11 different airlines that fly to Australia on a routine basis, so you have a few additional options to choose from.

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?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. 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 required travel and health documents for your Australia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Australia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$1,444 Cheap Flights from Portland to Australia in 2025/26

1 adult

0 bags

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Find the cheapest flights from Portland, Maine to Australia

Round-trip

Cheap round-trip flights

Enter your travel dates to find the best prices.

12:17 pm - 9:00 am

PWM

SYD

28h 43m2 stops

10:10 am - 10:50 pm

SYD

PWM

27h 40m2 stops

$1,444American Airlines

Sat, Feb 21 - Sat, Apr 4

8:40 am - 9:35 am

PWM

SYD

32h 55m3 stops

11:20 am - 11:20 pm

SYD

PWM

28h 00m2 stops

$1,829Air Canada

Mon, Feb 9 - Fri, Feb 13

8:40 am - 9:35 am

PWM

SYD

32h 55m2 stops

11:20 am - 11:20 pm

SYD

PWM

28h 00m2 stops

$1,987Air Canada

Mon, Feb 9 - Fri, Feb 13

8:40 am - 9:35 am

PWM

SYD

32h 55m2 stops

11:20 am - 11:20 pm

SYD

PWM

28h 00m2 stops

$1,988Air Canada

Mon, Feb 9 - Fri, Feb 13

3:05 pm - 9:35 am

PWM

SYD

26h 30m2 stops

10:20 am - 9:29 am

SYD

PWM

38h 09m3 stops

$2,639Air Canada

Sat, Feb 21 - Sat, Apr 4

3:05 pm - 9:35 am

PWM

SYD

50h 30m3 stops

10:20 am - 9:29 am

SYD

PWM

38h 09m3 stops

$2,852Air Canada

Sat, Feb 21 - Sat, Apr 4

Air Canada flights from Portland, Maine to Australia

Our best Air Canada deals on Portland, Maine to Australia flight tickets

Air Canada

Feb 9

PWM8:40 amPortland

32h 55m

3 stops

SYD9:35 amSydney Kingsford Smith

Feb 13

SYD11:20 amSydney Kingsford Smith

28h 00m

2 stops

PWM11:20 pmPortland

$1,829

Find similar

Air Canada

Feb 9

PWM8:40 amPortland

32h 55m

2 stops

SYD9:35 amSydney Kingsford Smith

Feb 13

SYD11:20 amSydney Kingsford Smith

28h 00m

2 stops

PWM11:20 pmPortland

$1,987

Find similar

Air Canada

Feb 9

PWM8:40 amPortland

32h 55m

3 stops

SYD9:35 amSydney Kingsford Smith

Feb 13

SYD11:20 amSydney Kingsford Smith

52h 00m

3 stops

PWM11:20 pmPortland

$1,988

Find similar

American Airlines flights from Portland, Maine to Australia

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

American Airlines

Jan 22

PWM3:58 pmPortland

25h 02m

2 stops

SYD9:00 amSydney Kingsford Smith

Jan 29

SYD11:20 amSydney Kingsford Smith

27h 34m

2 stops

PWM10:54 pmPortland

$1,320

Find similar

American Airlines

Feb 21

PWM12:17 pmPortland

28h 43m

2 stops

SYD9:00 amSydney Kingsford Smith

Apr 4

SYD10:10 amSydney Kingsford Smith

27h 40m

2 stops

PWM10:50 pmPortland

$1,444

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Portland, Maine to Australia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandSydney

PWM - SYD

PWMSYD

Portland

Sat 2/21

12:17 pm-9:00 am

2 stops28h 43m

Sydney Kingsford Smith

Sat 4/4

10:10 am-10:50 pm

2 stops27h 40m

$1,444

PortlandSydney

PWM - SYD

PWMSYD

Portland

Mon 2/9

8:40 am-9:35 am

3 stops32h 55m

Sydney Kingsford Smith

Fri 2/13

11:20 am-11:20 pm

2 stops28h 00m

$1,829

PortlandSydney

PWM - SYD

PWMSYD

Portland

Mon 2/9

8:40 am-9:35 am

2 stops32h 55m

Sydney Kingsford Smith

Fri 2/13

11:20 am-11:20 pm

2 stops28h 00m

$1,987

PortlandSydney

PWM - SYD

PWMSYD

Portland

Mon 2/9

8:40 am-9:35 am

2 stops32h 55m

Sydney Kingsford Smith

Fri 2/13

11:20 am-11:20 pm

2 stops28h 00m

$1,988

PortlandSydney

PWM - SYD

PWMSYD

Portland

Sat 2/21

3:05 pm-9:35 am

2 stops26h 30m

Sydney Kingsford Smith

Sat 4/4

10:20 am-9:29 am

3 stops38h 09m

$2,639

PortlandSydney

PWM - SYD

PWMSYD

Portland

Sat 2/21

3:05 pm-9:35 am

3 stops50h 30m

Sydney Kingsford Smith

Sat 4/4

10:20 am-9:29 am

3 stops38h 09m

$2,852

Flights are sorted by cheapest round-trip 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

Prices

Airlines

What is the cheapest day to depart on your flight to Australia?

The cheapest day to depart from Portland, Maine to Australia is on a Wednesday. Travelers who choose to depart for Australia on a Wednesday will often find tickets for as low as $1,446. On the other hand, Monday is the most expensive day to depart from Portland, Maine because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $2,111.

What is the cheapest time of day to depart on your flight to Australia?

Flying to Australia from Portland, Maine at noon is the least expensive time of day to depart. momondo users have found prices as low as $1,492 when looking at flights departing at noon. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,496 on average. Flights to Australia from Portland, Maine in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

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	26h 44m
Direct flights	None

The fastest flight from Portland, Maine to Australia takes 26h 44m

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

Search flight deals

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?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. 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 required travel and health documents for your Australia trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Australia. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Portland to Australia. Millions of users trust and use momondo every year so you are in good hands.

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

momondo does allow users to show only those flights to Australia from Portland which offer a flexible booking policy as well as other useful filters and features.

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?

Price alerts on flights to Australia from Portland are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.