Latest deals
Insights
FAQs
Price Alerts

Cheap flights from Portland, Maine to Melbourne from $1,039

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, Maine to Melbourne departing on 3/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

Save money when you book flights with momondo

Big names, great deals

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Portland, Maine to Melbourne

Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
19:33 - 09:15
PWM
-
MEL
46h 42m
2 stops
United Airlines Logo
09:30 - 21:40
MEL
-
PWM
26h 10m
2 stops
$1,932United Airlines
Fri, 3 Apr - Fri, 10 Apr
American Airlines Logo
07:10 - 05:00
PWM
-
MEL
31h 50m
2 stops
American Airlines Logo
09:45 - 23:51
MEL
-
PWM
28h 06m
2 stops
$2,186American Airlines
Wed, 13 May - Mon, 25 May
Multiple Airlines Logo
06:00 - 15:50
PWM
-
MEL
43h 50m
3 stops
Multiple Airlines Logo
14:25 - 00:07
MEL
-
PWM
47h 42m
2 stops
$3,143Multiple Airlines
Wed, 13 May - Mon, 25 May
Multiple Airlines Logo
06:00 - 15:50
PWM
-
MEL
43h 50m
3 stops
Multiple Airlines Logo
18:45 - 00:07
MEL
-
PWM
43h 22m
3 stops
$3,197Multiple Airlines
Wed, 13 May - Mon, 25 May

United Airlines flights from Portland, Maine to Melbourne

Our best United Airlines deals on Portland, Maine to Melbourne flight tickets
United Airlines
22 Feb
PWM14:10Portland
27h 20m
2 stops
MEL09:30Melbourne
26 Feb
MEL11:30Melbourne
27h 50m
2 stops
PWM23:20Portland
$1,719
United Airlines
3 Apr
PWM19:33Portland
46h 42m
2 stops
MEL09:15Melbourne
10 Apr
MEL09:30Melbourne
26h 10m
2 stops
PWM21:40Portland
$1,932
United Airlines
22 Feb
PWM05:45Portland
36h 15m
2 stops
MEL10:00Melbourne
26 Feb
MEL11:30Melbourne
27h 50m
2 stops
PWM23:20Portland
$3,141

momondo Fare Finder

 
Customise your flight search to find flights from Portland, Maine to Melbourne 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, momondo users made 78,305 searches. Data last updated 17 February 2026.
Use the filters below to find and compare flights from Portland, Maine to Melbourne that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandMelbourne

PWM - MEL

PWMMEL

Portland

Fri 3/4

19:33-09:15

2 stops46h 42m

Melbourne

Fri 10/4

09:30-21:40

2 stops26h 10m

$1,932

PortlandMelbourne

PWM - MEL

PWMMEL

Portland

Wed 13/5

07:10-05:00

2 stops31h 50m

Melbourne

Mon 25/5

09:45-23:51

2 stops28h 06m

$2,186

PortlandMelbourne

PWM - MEL

PWMMEL

Portland

Wed 13/5

06:00-15:50

3 stops43h 50m

Melbourne

Mon 25/5

14:25-00:07

2 stops47h 42m

$3,143

PortlandMelbourne

PWM - MEL

PWMMEL

Portland

Wed 13/5

06:00-15:50

3 stops43h 50m

Melbourne

Mon 25/5

18:45-00:07

3 stops43h 22m

$3,197

PortlandMelbourne

PWM - MEL

PWMMEL

Portland

Tue 3/3

12:13-08:00

2 stops51h 47m

$1,039

PortlandMelbourne

PWM - MEL

PWMMEL

Portland

Tue 3/3

18:14-17:00

3 stops54h 46m

$1,499

PortlandMelbourne

PWM - MEL

PWMMEL

Portland

Tue 3/3

06:00-09:30

2 stops35h 30m

$1,550

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Melbourne from

How to get the cheapest flight ticket from Portland, Maine to Melbourne

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

What is the cheapest airline that flies from Portland to Melbourne?

Delta and American Airlines are the most popular carriers operating from Portland to Melbourne

Cheap Portland, Maine to Melbourne flight deals and tips

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

Fastest flight time

36h 15m

Direct flights

None
The fastest flight from Portland, Maine to Melbourne takes 36h 15m
There are no direct flights from Portland, Maine to Melbourne. There are no popular flight routes from Portland, Maine to Melbourne.
Search flight deals

  • How far is Portland to Melbourne by plane?

    A flight from Portland to Melbourne will travel around 16989.1 km. Typically, this will take 36h 15m by plane in normal conditions.

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

    Prices for flights from Portland Airport to Melbourne are refreshed on a daily basis.

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Portland Airport to Melbourne.

  • What documentation or ID do you need to fly to Melbourne?

    The travel and health documents you'll need for your trip to Melbourne may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Melbourne. It is always advisable to seek 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 Melbourne?

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

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

momondo does allow users to show only those flights to Melbourne 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 Melbourne?

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 Melbourne from Portland.

I’m not ready to book a flight from Portland to Melbourne right now. Can momondo alert me if prices change?

Price alerts on flights to Melbourne 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.

An easier way to manage your Melbourne trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Thu 19/3
Thu 26/3
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Australia

Fly into one of these airports located in Melbourne

Airports listed have a maximum distance of 50.4 km from Melbourne
Melbourne Avalon Airport