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Cheap flights from Portland, Maine to Melbourne from $1,774

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 17/7. 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

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Find the cheapest flights from Portland, Maine to Melbourne

Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
09:00 - 08:15
PWM
-
MEL
33h 15m
2 stops
United Airlines Logo
10:55 - 23:29
MEL
-
PWM
26h 34m
2 stops
$2,079United Airlines
Thu, 30 Apr - Thu, 7 May
Multiple Airlines Logo
07:07 - 06:45
PWM
-
MEL
33h 38m
2 stops
Multiple Airlines Logo
14:30 - 10:18
MEL
-
PWM
33h 48m
3 stops
$3,440Multiple Airlines
Thu, 30 Apr - Thu, 7 May
Multiple Airlines Logo
15:39 - 12:40
PWM
-
MEL
31h 01m
3 stops
Multiple Airlines Logo
14:30 - 10:18
MEL
-
PWM
33h 48m
3 stops
$3,764Multiple Airlines
Thu, 30 Apr - Thu, 7 May

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 20 March 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

Cheapest return flight
Fastest return journey

PortlandMelbourne

PWM - MEL

PWMMEL

Portland

Thu 30/4

09:00-08:15

2 stops33h 15m

Melbourne

Thu 7/5

10:55-23:29

2 stops26h 34m

$2,079

PortlandMelbourne

PWM - MEL

PWMMEL

Portland

Thu 30/4

07:07-06:45

2 stops33h 38m

Melbourne

Thu 7/5

14:30-10:18

3 stops33h 48m

$3,440

PortlandMelbourne

PWM - MEL

PWMMEL

Portland

Thu 30/4

15:39-12:40

3 stops31h 01m

Melbourne

Thu 7/5

14:30-10:18

3 stops33h 48m

$3,764
Cheapest one-way

PortlandMelbourne

PWM - MEL

PWMMEL

Portland

Fri 17/7

18:29-19:20

3 stops58h 51m

$1,774
Fastest single journey

PortlandMelbourne

PWM - MEL

PWMMEL

Portland

Fri 17/7

14:20-08:15

2 stops27h 55m

$1,805

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?

United Airlines is the most popular carrier 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

39h 23m

Direct flights

None
The fastest flight from Portland, Maine to Melbourne takes 39h 23m
There are no direct flights from Portland, Maine to Melbourne. There are no popular flight routes from Portland, Maine to Melbourne.
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  • How far is Portland to Melbourne by plane?

    A flight from Portland to Melbourne will travel around 16989.1 km. Typically, this will take 39h 23m 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.

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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