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Cheap flights from Portland to Melbourne from $519

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 1/15. 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
10:30 am - 9:30 amPDX-MEL
28h 00m1 stop
Multiple Airlines Logo
12:00 pm - 4:41 pmMEL-PDX
23h 41m1 stop
$871Multiple Airlines
Find Deal
Tue, Feb 24 - Sat, Mar 7
Multiple Airlines Logo
10:52 am - 9:30 amPDX-MEL
27h 38m1 stop
Multiple Airlines Logo
12:00 pm - 4:49 pmMEL-PDX
23h 49m1 stop
$891Multiple Airlines
Find Deal
Sun, Jan 18 - Sat, Jan 24
Qantas Airways Logo
2:30 pm - 9:30 amPDX-MEL
24h 00m1 stop
Qantas Airways Logo
12:00 pm - 1:25 pmMEL-PDX
20h 25m1 stop
$932Qantas Airways
Find Deal
Tue, Feb 24 - Sat, Mar 7
Qantas Airways Logo
3:50 pm - 6:45 amPDX-MEL
21h 55m1 stop
Qantas Airways Logo
9:45 am - 10:31 pmMEL-PDX
29h 46m1 stop
$939Qantas Airways
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Sat, Apr 4 - Sun, May 3
Multiple Airlines Logo
7:00 pm - 5:50 pmPDX-MEL
27h 50m2 stops
Multiple Airlines Logo
9:05 pm - 9:15 amMEL-PDX
31h 10m2 stops
$948Multiple Airlines
Find Deal
Sun, Jan 18 - Sat, Jan 24
American Airlines Logo
5:42 pm - 9:30 amPDX-MEL
21h 48m1 stop
American Airlines Logo
12:00 pm - 5:33 pmMEL-PDX
23h 33m1 stop
$950American Airlines
Find Deal
Thu, Mar 19 - Tue, Mar 24
American Airlines Logo
11:48 am - 9:30 amPDX-MEL
26h 42m2 stops
American Airlines Logo
4:05 pm - 7:43 pmMEL-PDX
22h 38m1 stop
$954American Airlines
Find Deal
Tue, Feb 24 - Sat, Mar 7
Multiple Airlines Logo
7:00 pm - 3:35 pmPDX-MEL
25h 35m2 stops
Multiple Airlines Logo
7:10 am - 2:40 pmMEL-PDX
26h 30m2 stops
$957Multiple Airlines
Find Deal
Mon, Jan 12 - Wed, Jan 21
Multiple Airlines Logo
7:00 pm - 1:35 pmPDX-MEL
23h 35m2 stops
Multiple Airlines Logo
8:10 am - 6:30 pmMEL-PDX
29h 20m2 stops
$962Multiple Airlines
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Tue, Feb 24 - Sat, Mar 7
Multiple Airlines Logo
3:15 pm - 1:35 pmPDX-MEL
27h 20m2 stops
Multiple Airlines Logo
8:10 am - 9:15 amMEL-PDX
20h 05m2 stops
$966Multiple Airlines
Find Deal
Tue, Feb 24 - Sat, Mar 7

Delta flights from Portland to Melbourne Airport

Our best Delta deals on Portland to Melbourne Airport flight tickets
Delta
Feb 24
PDX7:11 pmPortland
41h 49m
2 stops
MEL8:00 amMelbourne
Jun 14
MEL10:00 amMelbourne
26h 26m
1 stop
PDX7:26 pmPortland
$985
Find similar
Delta
Feb 24
PDX5:00 pmPortland
44h 00m
2 stops
MEL8:00 amMelbourne
Jun 14
MEL10:00 amMelbourne
30h 41m
2 stops
PDX11:41 pmPortland
$1,070
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Air Canada flights from Portland to Melbourne Airport

Our best Air Canada deals on Portland to Melbourne Airport flight tickets
Air Canada
Jan 17
PDX7:00 pmPortland
25h 35m
2 stops
MEL3:35 pmMelbourne
Jan 24
MEL6:50 pmMelbourne
33h 25m
2 stops
PDX9:15 amPortland
$1,031
Find similar
Air Canada
Jan 16
PDX7:00 pmPortland
25h 35m
2 stops
MEL3:35 pmMelbourne
Jan 21
MEL8:10 amMelbourne
25h 30m
2 stops
PDX2:40 pmPortland
$1,086
Find similar
Air Canada
Jan 16
PDX7:00 pmPortland
25h 35m
2 stops
MEL3:35 pmMelbourne
Jan 22
MEL7:10 amMelbourne
21h 05m
2 stops
PDX9:15 amPortland
$1,136
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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 November 26, 2025.
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

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Tue 2/24

10:30 am-9:30 am

1 stop28h 00m

Melbourne

Sat 3/7

12:00 pm-4:41 pm

1 stop23h 41m

$871

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sun 1/18

10:52 am-9:30 am

1 stop27h 38m

Melbourne

Sat 1/24

12:00 pm-4:49 pm

1 stop23h 49m

$891

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Tue 2/24

2:30 pm-9:30 am

1 stop24h 00m

Melbourne

Sat 3/7

12:00 pm-1:25 pm

1 stop20h 25m

$932

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sat 4/4

3:50 pm-6:45 am

1 stop21h 55m

Melbourne

Sun 5/3

9:45 am-10:31 pm

1 stop29h 46m

$939

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sun 1/18

7:00 pm-5:50 pm

2 stops27h 50m

Melbourne

Sat 1/24

9:05 pm-9:15 am

2 stops31h 10m

$948

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Thu 3/19

5:42 pm-9:30 am

1 stop21h 48m

Melbourne

Tue 3/24

12:00 pm-5:33 pm

1 stop23h 33m

$950

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Tue 2/24

11:48 am-9:30 am

2 stops26h 42m

Melbourne

Sat 3/7

4:05 pm-7:43 pm

1 stop22h 38m

$954

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Mon 1/12

7:00 pm-3:35 pm

2 stops25h 35m

Melbourne

Wed 1/21

7:10 am-2:40 pm

2 stops26h 30m

$957

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Tue 2/24

7:00 pm-1:35 pm

2 stops23h 35m

Melbourne

Sat 3/7

8:10 am-6:30 pm

2 stops29h 20m

$962

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Tue 2/24

3:15 pm-1:35 pm

2 stops27h 20m

Melbourne

Sat 3/7

8:10 am-9:15 am

2 stops20h 05m

$966

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 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 November is, on average, the cheapest month to fly to Melbourne Airport from Portland, with most prices found around $1,008. The month of February is another great option to travel to Melbourne Airport, with average flight prices from Portland averaging around $1,014.

What is the cheapest day to depart on your flight to Melbourne Airport?

On average, the least expensive day to fly to Melbourne Airport from Portland is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $1,291. However, this price may fluctuate depending on the airline, the season, and holidays. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Portland to Melbourne Airport for around $1,534.

What is the cheapest time of day to depart on your flight to Melbourne Airport?

According to our data, the cheapest time of day to fly to Melbourne Airport is in the evening. momondo users have found flights departing from Portland to Melbourne Airport in the evening for as low as $1,342. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the morning because they tend to be around $1,943. Of course, these prices can vary depending on the time of year and what airport you fly to.

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

You could potentially save up to 27% 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 40m

Direct flights

None
The fastest flight from Portland to Melbourne Airport takes 20h 40m
There are no direct flights from Portland to Melbourne Airport. There are no popular flight routes from Portland to Melbourne Airport.
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  • 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 40m.

  • 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 $928Free CancellationRating
7.1
10,481 reviews
Search Air Canada flights
United AirlinesPriceFrom $957Free CancellationRating
7.4
9,047 reviews
Search United Airlines flights
Qantas AirwaysPriceFrom $997Free CancellationRating
7.5
946 reviews
Search Qantas Airways flights

Traveling to a place near Melbourne?

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

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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