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Cheap flights from Portland to Melbourne from $817

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 26/10. 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

Find the cheapest flights from Portland to Melbourne

Cheap return flights

Enter your travel dates to find the best prices.
American Airlines Logo
06:37 - 05:00
PDX
-
MEL
29h 23m
1 stop
American Airlines Logo
09:45 - 14:57
MEL
-
PDX
22h 12m
1 stop
$1,510American Airlines
Wed, 27 May - Wed, 3 Jun
American Airlines Logo
05:05 - 05:00
PDX
-
MEL
30h 55m
1 stop
American Airlines Logo
09:45 - 17:02
MEL
-
PDX
24h 17m
2 stops
$1,517American Airlines
Wed, 27 May - Wed, 3 Jun
American Airlines Logo
06:35 - 06:45
PDX
-
MEL
31h 10m
1 stop
American Airlines Logo
13:35 - 23:07
MEL
-
PDX
26h 32m
1 stop
$1,521American Airlines
Sun, 9 Aug - Sat, 22 Aug
United Airlines Logo
18:03 - 08:15
PDX
-
MEL
21h 12m
1 stop
United Airlines Logo
10:55 - 12:07
MEL
-
PDX
18h 12m
1 stop
$1,525United Airlines
Tue, 4 Aug - Tue, 18 Aug
United Airlines Logo
18:03 - 08:15
PDX
-
MEL
21h 12m
1 stop
United Airlines Logo
10:55 - 20:54
MEL
-
PDX
26h 59m
1 stop
$1,527United Airlines
Mon, 27 Jul - Fri, 7 Aug
American Airlines Logo
07:00 - 06:45
PDX
-
MEL
30h 45m
1 stop
American Airlines Logo
09:45 - 22:39
MEL
-
PDX
29h 54m
1 stop
$1,531American Airlines
Sat, 25 Jul - Fri, 21 Aug
United Airlines Logo
12:50 - 08:15
PDX
-
MEL
26h 25m
2 stops
United Airlines Logo
10:55 - 17:43
MEL
-
PDX
23h 48m
2 stops
$1,532United Airlines
Tue, 4 Aug - Tue, 18 Aug
United Airlines Logo
18:46 - 08:15
PDX
-
MEL
20h 29m
1 stop
United Airlines Logo
10:55 - 00:50
MEL
-
PDX
30h 55m
1 stop
$1,535United Airlines
Sun, 14 Jun - Sun, 21 Jun
Delta Logo
13:25 - 07:50
PDX
-
MEL
25h 25m
1 stop
Delta Logo
10:00 - 16:34
MEL
-
PDX
23h 34m
1 stop
$1,537Delta
Fri, 31 Jul - Fri, 7 Aug
United Airlines Logo
05:00 - 08:15
PDX
-
MEL
34h 15m
2 stops
United Airlines Logo
10:55 - 00:50
MEL
-
PDX
30h 55m
1 stop
$1,541United Airlines
Sun, 14 Jun - Sun, 21 Jun

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United Airlines flights from Portland to Melbourne Airport

Our best United Airlines deals on Portland to Melbourne Airport flight tickets
United Airlines
8 May
PDX19:45Portland
19h 30m
1 stop
MEL08:15Melbourne
21 May
MEL10:55Melbourne
18h 14m
1 stop
PDX12:09Portland
$1,525
United Airlines
27 July
PDX18:03Portland
21h 12m
1 stop
MEL08:15Melbourne
7 Aug
MEL10:55Melbourne
26h 59m
1 stop
PDX20:54Portland
$1,527
United Airlines
8 May
PDX08:40Portland
29h 50m
2 stops
MEL07:30Melbourne
21 May
MEL10:55Melbourne
18h 14m
1 stop
PDX12:09Portland
$1,532

American Airlines flights from Portland to Melbourne Airport

Our best American Airlines deals on Portland to Melbourne Airport flight tickets
American Airlines
27 May
PDX06:37Portland
29h 23m
1 stop
MEL05:00Melbourne
3 June
MEL09:45Melbourne
22h 12m
1 stop
PDX14:57Portland
$1,510
American Airlines
27 May
PDX05:05Portland
30h 55m
1 stop
MEL05:00Melbourne
3 June
MEL09:45Melbourne
24h 17m
2 stops
PDX17:02Portland
$1,517
American Airlines
9 Aug
PDX06:35Portland
31h 10m
1 stop
MEL06:45Melbourne
22 Aug
MEL13:35Melbourne
26h 32m
1 stop
PDX23:07Portland
$1,521

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 1 May 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

Wed 27/5

06:37-05:00

1 stop29h 23m

Melbourne

Wed 3/6

09:45-14:57

1 stop22h 12m

$1,510

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Wed 27/5

05:05-05:00

1 stop30h 55m

Melbourne

Wed 3/6

09:45-17:02

2 stops24h 17m

$1,517

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sun 9/8

06:35-06:45

1 stop31h 10m

Melbourne

Sat 22/8

13:35-23:07

1 stop26h 32m

$1,521
Fastest return journey

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Tue 4/8

18:03-08:15

1 stop21h 12m

Melbourne

Tue 18/8

10:55-12:07

1 stop18h 12m

$1,525

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Mon 27/7

18:03-08:15

1 stop21h 12m

Melbourne

Fri 7/8

10:55-20:54

1 stop26h 59m

$1,527

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sat 25/7

07:00-06:45

1 stop30h 45m

Melbourne

Fri 21/8

09:45-22:39

1 stop29h 54m

$1,531

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Tue 4/8

12:50-08:15

2 stops26h 25m

Melbourne

Tue 18/8

10:55-17:43

2 stops23h 48m

$1,532

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sun 14/6

18:46-08:15

1 stop20h 29m

Melbourne

Sun 21/6

10:55-00:50

1 stop30h 55m

$1,535

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Fri 31/7

13:25-07:50

1 stop25h 25m

Melbourne

Fri 7/8

10:00-16:34

1 stop23h 34m

$1,537

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sun 14/6

05:00-08:15

2 stops34h 15m

Melbourne

Sun 21/6

10:55-00:50

1 stop30h 55m

$1,541

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

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 typical price of a round-trip flight between Portland and Melbourne Airport?

What is the cheapest month to fly to Melbourne Airport?

The month of February 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 51% 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

19h 11m

Direct flights

None
The fastest flight from Portland to Melbourne Airport takes 19h 11m
There are no direct flights from Portland to Melbourne Airport. There are no popular flight routes from Portland to Melbourne Airport.
Search flight deals

Frequently asked questions about flying from Portland to Melbourne Airport

  • 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 19h 11m, 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
Dandenong
Torquay
Sorrento
St Kilda
Daylesford
Phillip Island
Tullamarine
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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