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Cheap flights from Portland to Melbourne from $672

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 to Melbourne departing on 5/4. 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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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
15:15 - 11:05
PDX
-
MEL
26h 50m
2 stops
Multiple Airlines Logo
06:00 - 09:30
MEL
-
PDX
20h 30m
2 stops
$1,153Multiple Airlines
Thu, 30 Apr - Thu, 14 May
Multiple Airlines Logo
19:45 - 11:25
PDX
-
MEL
22h 40m
2 stops
Multiple Airlines Logo
06:00 - 14:45
MEL
-
PDX
25h 45m
2 stops
$1,154Multiple Airlines
Fri, 8 May - Thu, 21 May
Multiple Airlines Logo
19:05 - 11:05
PDX
-
MEL
23h 00m
2 stops
Multiple Airlines Logo
06:00 - 09:30
MEL
-
PDX
20h 30m
2 stops
$1,158Multiple Airlines
Sat, 25 Apr - Fri, 8 May
Multiple Airlines Logo
19:05 - 11:20
PDX
-
MEL
23h 15m
2 stops
Multiple Airlines Logo
06:00 - 09:10
MEL
-
PDX
20h 10m
2 stops
$1,160Multiple Airlines
Thu, 23 Apr - Thu, 30 Apr
Multiple Airlines Logo
19:05 - 11:20
PDX
-
MEL
23h 15m
2 stops
Multiple Airlines Logo
06:00 - 09:10
MEL
-
PDX
20h 10m
2 stops
$1,161Multiple Airlines
Wed, 15 Apr - Wed, 29 Apr
Air Canada Logo
19:45 - 11:20
PDX
-
MEL
22h 35m
2 stops
Air Canada Logo
06:00 - 09:31
MEL
-
PDX
20h 31m
2 stops
$1,167Air Canada
Tue, 4 Aug - Tue, 18 Aug
Multiple Airlines Logo
19:45 - 11:25
PDX
-
MEL
22h 40m
2 stops
Multiple Airlines Logo
06:00 - 09:30
MEL
-
PDX
20h 30m
2 stops
$1,168Multiple Airlines
Wed, 10 Jun - Tue, 16 Jun
Multiple Airlines Logo
19:05 - 11:20
PDX
-
MEL
23h 15m
2 stops
Multiple Airlines Logo
06:00 - 09:10
MEL
-
PDX
20h 10m
2 stops
$1,206Multiple Airlines
Tue, 14 Apr - Thu, 23 Apr
Air Canada Logo
15:30 - 11:05
PDX
-
MEL
26h 35m
2 stops
Air Canada Logo
06:00 - 14:51
MEL
-
PDX
25h 51m
2 stops
$1,216Air Canada
Wed, 17 Jun - Fri, 17 Jul
Multiple Airlines Logo
19:45 - 11:25
PDX
-
MEL
22h 40m
2 stops
Multiple Airlines Logo
06:00 - 14:51
MEL
-
PDX
25h 51m
2 stops
$1,311Multiple Airlines
Wed, 17 Jun - Fri, 17 Jul

United Airlines flights from Portland to Melbourne Airport

Our best United Airlines deals on Portland to Melbourne Airport flight tickets
United Airlines
25 Apr
PDX15:30Portland
23h 45m
1 stop
MEL08:15Melbourne
8 May
MEL09:30Melbourne
25h 14m
2 stops
PDX17:44Portland
$1,417
United Airlines
8 May
PDX19:45Portland
19h 30m
1 stop
MEL08:15Melbourne
21 May
MEL10:55Melbourne
22h 52m
1 stop
PDX16:47Portland
$1,425
United Airlines
22 Aug
PDX12:50Portland
26h 25m
2 stops
MEL08:15Melbourne
26 Aug
MEL10:55Melbourne
24h 16m
1 stop
PDX18:11Portland
$1,432

Qantas Airways flights from Portland to Melbourne Airport

Our best Qantas Airways deals on Portland to Melbourne Airport flight tickets
Qantas Airways
30 Apr
PDX13:09Portland
24h 36m
1 stop
MEL06:45Melbourne
14 May
MEL09:45Melbourne
28h 50m
1 stop
PDX21:35Portland
$1,325
Qantas Airways
25 Apr
PDX13:09Portland
24h 36m
1 stop
MEL06:45Melbourne
8 May
MEL09:45Melbourne
30h 59m
1 stop
PDX23:44Portland
$1,333
Qantas Airways
22 Aug
PDX12:31Portland
25h 14m
1 stop
MEL06:45Melbourne
26 Aug
MEL09:45Melbourne
23h 42m
1 stop
PDX16:27Portland
$1,413

momondo Fare Finder

 
Customise your flight search to find flights from Portland to Melbourne Airport 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 12 March 2026.
Use the filters below to find and compare flights from Portland to Melbourne Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Thu 30/4

15:15-11:05

2 stops26h 50m

Melbourne

Thu 14/5

06:00-09:30

2 stops20h 30m

$1,153

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Fri 8/5

19:45-11:25

2 stops22h 40m

Melbourne

Thu 21/5

06:00-14:45

2 stops25h 45m

$1,154

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sat 25/4

19:05-11:05

2 stops23h 00m

Melbourne

Fri 8/5

06:00-09:30

2 stops20h 30m

$1,158

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Thu 23/4

19:05-11:20

2 stops23h 15m

Melbourne

Thu 30/4

06:00-09:10

2 stops20h 10m

$1,160

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Wed 15/4

19:05-11:20

2 stops23h 15m

Melbourne

Wed 29/4

06:00-09:10

2 stops20h 10m

$1,161
Fastest return journey

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Tue 4/8

19:45-11:20

2 stops22h 35m

Melbourne

Tue 18/8

06:00-09:31

2 stops20h 31m

$1,167

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Wed 10/6

19:45-11:25

2 stops22h 40m

Melbourne

Tue 16/6

06:00-09:30

2 stops20h 30m

$1,168

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Tue 14/4

19:05-11:20

2 stops23h 15m

Melbourne

Thu 23/4

06:00-09:10

2 stops20h 10m

$1,206

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Wed 17/6

15:30-11:05

2 stops26h 35m

Melbourne

Fri 17/7

06:00-14:51

2 stops25h 51m

$1,216

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Wed 17/6

19:45-11:25

2 stops22h 40m

Melbourne

Fri 17/7

06:00-14:51

2 stops25h 51m

$1,311

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Melbourne from

How to get the cheapest flight ticket from Portland to Melbourne Airport

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 month to fly to Melbourne Airport?

The month of June is another great option to travel to Melbourne Airport, with average flight prices from Portland averaging around $1,375.

Can stopping save me money on Portland to Melbourne Airport flights?

You could potentially save up to 73% on your flight if you consider stops on a Portland to Melbourne Airport flight.

When to book flights from Portland to Melbourne Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Melbourne Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Portland to Melbourne Airport (PDX to MEL) flight deals and tips

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

Fastest flight time

22h 40m

Direct flights

None
The fastest flight from Portland to Melbourne Airport takes 22h 40m
There are no direct flights from Portland to Melbourne Airport. There are no popular flight routes from Portland to Melbourne Airport.
Search flight deals

  • How far is Portland to Melbourne by plane?

    A flight from Portland to Melbourne will travel around 13044.3 km. Flights usually cover this in 22h 40m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Portland Airport to Melbourne Airport are updated daily.

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

    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 Airport.

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

    The necessary travel and health documents for your Melbourne Airport 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.

Travelling to a place near Melbourne?

Book flights to Melbourne if you plan to visit one of these locations
Geelong
Ballarat
Lorne
Apollo Bay
Torquay
Dandenong
Sorrento
Tullamarine
Phillip Island
St Kilda
Daylesford
Shepparton
Mornington
Doncaster
Brighton

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 for Portland to Melbourne flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

If you are simply researching potential flights to Melbourne, momondo offers a useful price alert feature which will track prices for flights to Melbourne from Portland and alert you when they change.

An easier way to manage your Melbourne Airport 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.
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