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$995+ Cheap flights from Portland, ME (PWM) to Australia

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/31. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — SYD
Feb 26 — Mar 51
Wed 2/26
Wed 3/5
1 adult, Economy
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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 February 21, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,586
(American Airlines)

One-way from

$995
(American Airlines)
Provider with most accurate pricing for Portland-Sydney Kingsford Smith flight deals.
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Provider most trusted by Cheapflights users for Portland-Sydney Kingsford Smith flights.
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From Portland to Australia
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One-way flight from Portland to Australia
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Cheapest flights from Portland to Australia
Explore the most affordable flight options available from Portland to Australia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 21, 2025.

This American Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/612:50 pmPWM - SYD
2 stops28h 15mAmerican Airlines
Sun 4/139:10 amSYD - PWM
2 stops27h 39mAmerican Airlines
Deal found 2/20$1,586
This United Airlines deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/66:00 amPWM - SYD
2 stops35h 00mUnited Airlines
Sun 4/139:30 amSYD - PWM
2 stops38h 22mUnited Airlines
Deal found 2/20$1,963
This Gotogate deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/66:15 amPWM - SYD
3 stops35h 05mAir Canada
Sun 4/139:20 amSYD - PWM
3 stops28h 07mAir Canada
Deal found 2/20$2,541

Find flights from Portland to Australia within your budget

Customize your flight search to find flights from Portland to Australia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 21, 2025.

Fly from

Portland

Fly to

Australia

Route

Depart

Return

Price

PortlandSydney

PWM - SYD

PWMSYD

Portland

Sun 4/6

12:50 pm-7:05 am

2 stops28h 15m

Sydney Kingsford Smith

Sun 4/13

9:10 am-10:49 pm

2 stops27h 39m

$1,586

PortlandSydney

PWM - SYD

PWMSYD

Portland

Sun 4/6

6:15 am-7:00 am

3 stops34h 45m

Sydney Kingsford Smith

Sun 4/13

9:30 am-9:52 am

2 stops38h 22m

$1,963

PortlandSydney

PWM - SYD

PWMSYD

Portland

Sun 4/6

6:15 am-7:20 am

3 stops35h 05m

Sydney Kingsford Smith

Sun 4/13

9:20 am-11:27 pm

3 stops28h 07m

$2,541

PortlandSydney

PWM - SYD

PWMSYD

Portland

Mon 3/31

12:38 pm-8:05 am

2 stops28h 27m

$995

PortlandSydney

PWM - SYD

PWMSYD

Portland

Sun 4/6

6:15 am-7:00 am

3 stops34h 45m

$998

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

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.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Portland to Australia

Get recent, data-driven insights about flights from Portland to Australia including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Portland, Maine to Australia?

Currently, February is the cheapest month in which you can book a flight from Portland, Maine to Australia (average of $1,051). 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).

Reviews of airlines servicing Australia

Get insights into the airlines that provide service to Australia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Australia. Reviews last updated February 21, 2025.
United Airlines
7.4
Good
8,759 reviews

Entertainment

7.1

Boarding

7.7

Food

6.7

Comfort

7.3

Overall

7.4

Crew

8.1

Reviews

1 / 20

2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

United Airlines
7.4
Good
8,759 reviews
United Airlines
7.4
Good
8,759 reviews

Entertainment

7.1

Boarding

7.7

Food

6.7

Comfort

7.3

Overall

7.4

Crew

8.1

Reviews

1 / 20

2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,759 reviews

Entertainment

7.1

Boarding

7.7

Food

6.7

Comfort

7.3

Overall

7.4

Crew

8.1

Reviews

1 / 20

2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Air Canada
7.0
Good
8,756 reviews
United Airlines
7.4
Good
8,759 reviews

Entertainment

7.1

Boarding

7.7

Food

6.7

Comfort

7.3

Overall

7.4

Crew

8.1

Reviews

1 / 20

2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

Find useful and relevant information for your journey from Portland to Australia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Portland to Australia?

    Most people fly from Portland (PWM) if they book a flight from Portland to Australia. Portland is conveniently located just 2.9 mi from Portland’s city center.

  • Can I find deals for flights from Portland to Australia that include hotel bookings?

    Yes. In addition to deals on Portland to Australia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Portland to Australia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Australia.

  • Can I find deals for business class flights from Portland to Australia?

    Yes. Cheapflights offers flight deals from Portland to Australia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Portland, Maine to Australia?

    Currently, February is the cheapest month in which you can book a flight from Portland, Maine to Australia (average of $1,051). 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.

See more FAQs

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