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Cheap flights from Portland to Melbourne from $481

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 4/5. 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
0 bags

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Find the cheapest flights from Portland to Melbourne

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
3:15 pm - 11:05 am
PDX
-
MEL
26h 50m
2 stops
Multiple Airlines Logo
6:00 am - 9:30 am
MEL
-
PDX
20h 30m
2 stops
$825Multiple Airlines
Thu, Apr 30 - Thu, May 14
Multiple Airlines Logo
7:45 pm - 11:25 am
PDX
-
MEL
22h 40m
2 stops
Multiple Airlines Logo
6:00 am - 2:45 pm
MEL
-
PDX
25h 45m
2 stops
$826Multiple Airlines
Fri, May 8 - Thu, May 21
Multiple Airlines Logo
7:05 pm - 11:05 am
PDX
-
MEL
23h 00m
2 stops
Multiple Airlines Logo
6:00 am - 9:30 am
MEL
-
PDX
20h 30m
2 stops
$829Multiple Airlines
Sat, Apr 25 - Fri, May 8
Multiple Airlines Logo
7:05 pm - 11:20 am
PDX
-
MEL
23h 15m
2 stops
Multiple Airlines Logo
6:00 am - 9:10 am
MEL
-
PDX
20h 10m
2 stops
$830Multiple Airlines
Thu, Apr 23 - Thu, Apr 30
Multiple Airlines Logo
7:05 pm - 11:20 am
PDX
-
MEL
23h 15m
2 stops
Multiple Airlines Logo
6:00 am - 9:10 am
MEL
-
PDX
20h 10m
2 stops
$831Multiple Airlines
Wed, Apr 15 - Wed, Apr 29
Multiple Airlines Logo
3:30 pm - 11:20 am
PDX
-
MEL
26h 50m
2 stops
Multiple Airlines Logo
8:50 pm - 9:31 am
MEL
-
PDX
29h 41m
2 stops
$835Multiple Airlines
Sun, Sep 6 - Sat, Sep 12
Multiple Airlines Logo
7:45 pm - 11:25 am
PDX
-
MEL
22h 40m
2 stops
Multiple Airlines Logo
6:00 am - 9:30 am
MEL
-
PDX
20h 30m
2 stops
$836Multiple Airlines
Wed, Jun 10 - Tue, Jun 16
Multiple Airlines Logo
7:05 pm - 11:20 am
PDX
-
MEL
23h 15m
2 stops
Multiple Airlines Logo
6:00 am - 9:10 am
MEL
-
PDX
20h 10m
2 stops
$863Multiple Airlines
Tue, Apr 14 - Thu, Apr 23
Air Canada Logo
3:30 pm - 11:05 am
PDX
-
MEL
26h 35m
2 stops
Air Canada Logo
6:00 am - 2:51 pm
MEL
-
PDX
25h 51m
2 stops
$870Air Canada
Wed, Jun 17 - Fri, Jul 17
Multiple Airlines Logo
7:45 pm - 11:25 am
PDX
-
MEL
22h 40m
2 stops
Multiple Airlines Logo
6:00 am - 2:51 pm
MEL
-
PDX
25h 51m
2 stops
$938Multiple Airlines
Wed, Jun 17 - Fri, Jul 17

Air Canada flights from Portland to Melbourne Airport

Our best Air Canada deals on Portland to Melbourne Airport flight tickets
Air Canada
Aug 4
PDX7:45 pmPortland
22h 35m
2 stops
MEL11:20 amMelbourne
Aug 18
MEL6:00 amMelbourne
20h 31m
2 stops
PDX9:31 amPortland
$835
Air Canada
Jun 17
PDX3:30 pmPortland
26h 35m
2 stops
MEL11:05 amMelbourne
Jul 17
MEL6:00 amMelbourne
25h 51m
2 stops
PDX2:51 pmPortland
$870
Air Canada
Apr 24
PDX7:05 pmPortland
23h 30m
2 stops
MEL11:35 amMelbourne
Apr 27
MEL8:30 pmMelbourne
29h 40m
2 stops
PDX9:10 amPortland
$964

United Airlines flights from Portland to Melbourne Airport

Our best United Airlines deals on Portland to Melbourne Airport flight tickets
United Airlines
Apr 25
PDX3:30 pmPortland
23h 45m
1 stop
MEL8:15 amMelbourne
May 8
MEL9:30 amMelbourne
25h 14m
2 stops
PDX5:44 pmPortland
$1,014
United Airlines
May 8
PDX7:45 pmPortland
19h 30m
1 stop
MEL8:15 amMelbourne
May 21
MEL10:55 amMelbourne
22h 52m
1 stop
PDX4:47 pmPortland
$1,020
United Airlines
Aug 22
PDX12:50 pmPortland
26h 25m
2 stops
MEL8:15 amMelbourne
Aug 26
MEL9:30 amMelbourne
25h 13m
2 stops
PDX5:43 pmPortland
$1,025

momondo Fare Finder

 
Customize 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 832,500 searches. Data last updated March 12, 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 round-trip

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Thu 4/30

3:15 pm-11:05 am

2 stops26h 50m

Melbourne

Thu 5/14

6:00 am-9:30 am

2 stops20h 30m

$825

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Fri 5/8

7:45 pm-11:25 am

2 stops22h 40m

Melbourne

Thu 5/21

6:00 am-2:45 pm

2 stops25h 45m

$826

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sat 4/25

7:05 pm-11:05 am

2 stops23h 00m

Melbourne

Fri 5/8

6:00 am-9:30 am

2 stops20h 30m

$829

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Thu 4/23

7:05 pm-11:20 am

2 stops23h 15m

Melbourne

Thu 4/30

6:00 am-9:10 am

2 stops20h 10m

$830

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Wed 4/15

7:05 pm-11:20 am

2 stops23h 15m

Melbourne

Wed 4/29

6:00 am-9:10 am

2 stops20h 10m

$831

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sun 9/6

3:30 pm-11:20 am

2 stops26h 50m

Melbourne

Sat 9/12

8:50 pm-9:31 am

2 stops29h 41m

$835
Quickest round-trip

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Wed 6/10

7:45 pm-11:25 am

2 stops22h 40m

Melbourne

Tue 6/16

6:00 am-9:30 am

2 stops20h 30m

$836

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Tue 4/14

7:05 pm-11:20 am

2 stops23h 15m

Melbourne

Thu 4/23

6:00 am-9:10 am

2 stops20h 10m

$863

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Wed 6/17

3:30 pm-11:05 am

2 stops26h 35m

Melbourne

Fri 7/17

6:00 am-2:51 pm

2 stops25h 51m

$870

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Wed 6/17

7:45 pm-11:25 am

2 stops22h 40m

Melbourne

Fri 7/17

6:00 am-2:51 pm

2 stops25h 51m

$938

Flights are sorted by cheapest round-trip 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 February is, on average, the cheapest month to fly to Melbourne Airport from Portland, with most prices found around $984. The month of June is another great option to travel to Melbourne Airport, with average flight prices from Portland averaging around $984.

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

You could potentially save up to 39% 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 round-trip 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

20h 11m

Direct flights

None
The fastest flight from Portland to Melbourne Airport takes 20h 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

  • How far is Portland to Melbourne by plane?

    Portland and Melbourne are 8105.4 mi apart from one another. A reasonable flight in good conditions will take 20h 11m.

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

    Prices for flights from Portland Airport to Melbourne Airport were last updated today.

  • How many operators does momondo search for flights from Portland Airport to Melbourne Airport?

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify 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 travel and health documents required for your trip to Melbourne Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Melbourne Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Portland to Melbourne Airport?

Best airlines flying from Portland to Melbourne Airport

Compare and see reviews for airlines that fly from Portland to Melbourne Airport with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $574Free CancellationRating
7.1
10,800 reviews
Search Air Canada flights
Qantas AirwaysPriceFrom $757Free CancellationRating
7.5
1,004 reviews
Search Qantas Airways flights
United AirlinesPriceFrom $957Free CancellationRating
7.4
9,420 reviews
Search United Airlines flights

Traveling to a place near Melbourne?

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

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Melbourne?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Portland to Melbourne. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Melbourne from Portland on momondo can be compared and filtered by various policies on offer, including flexible booking.

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?

Yes. momondo can track prices for Portland to Melbourne flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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