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Cheap flights from Portland to Melbourne from $507

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 2/17. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
5:30 am - 5:00 amPDX-MEL
28h 30m1 stop
American Airlines Logo
12:00 pm - 10:25 pmMEL-PDX
29h 25m1 stop
$936American Airlines
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Fri, Nov 7 - Sat, Nov 22
Qantas Airways Logo
2:40 pm - 9:30 amPDX-MEL
23h 50m1 stop
Qantas Airways Logo
12:00 pm - 8:35 pmMEL-PDX
27h 35m1 stop
$952Qantas Airways
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Tue, Feb 24 - Sat, Mar 7
Air Canada Logo
7:00 pm - 3:35 pmPDX-MEL
25h 35m2 stops
Air Canada Logo
7:10 am - 9:15 amMEL-PDX
20h 05m2 stops
$960Air Canada
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Fri, Mar 6 - Sun, Mar 15
Multiple Airlines Logo
5:55 pm - 9:30 amPDX-MEL
20h 35m1 stop
Multiple Airlines Logo
12:00 pm - 9:36 amMEL-PDX
40h 36m1 stop
$969Multiple Airlines
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Sat, Nov 8 - Sat, Nov 22
Multiple Airlines Logo
7:00 pm - 12:25 pmPDX-MEL
23h 25m2 stops
Multiple Airlines Logo
7:50 pm - 9:15 amMEL-PDX
31h 25m2 stops
$970Multiple Airlines
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Thu, Mar 19 - Tue, Mar 24
United Airlines Logo
7:45 pm - 10:00 amPDX-MEL
19h 15m1 stop
United Airlines Logo
1:00 pm - 12:33 pmMEL-PDX
18h 33m1 stop
$975United Airlines
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Sat, Dec 27 - Sat, Jan 17
United Airlines Logo
1:00 pm - 10:00 amPDX-MEL
26h 00m1 stop
United Airlines Logo
11:30 am - 10:57 pmMEL-PDX
30h 27m2 stops
$980United Airlines
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Thu, Nov 27 - Thu, Dec 4
Delta Logo
5:05 pm - 8:00 amPDX-MEL
43h 55m2 stops
Delta Logo
10:00 am - 4:33 pmMEL-PDX
23h 33m2 stops
$1,025Delta
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Tue, Feb 24 - Sun, Jun 14
Delta Logo
7:55 pm - 8:00 amPDX-MEL
41h 05m1 stop
Delta Logo
10:00 am - 12:13 pmMEL-PDX
19h 13m1 stop
$1,026Delta
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Tue, Feb 24 - Sun, Jun 14
Air Canada Logo
9:50 am - 3:15 pmPDX-MEL
34h 25m2 stops
Air Canada Logo
7:10 am - 9:15 amMEL-PDX
21h 05m2 stops
$1,042Air Canada
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Sat, Feb 28 - Wed, Mar 4

American Airlines flights from Portland to Melbourne Airport

Our best American Airlines deals on Portland to Melbourne Airport flight tickets
American Airlines
Nov 7
PDX5:30 amPortland
28h 30m
1 stop
MEL5:00 amMelbourne
Nov 22
MEL12:00 pmMelbourne
29h 25m
1 stop
PDX10:25 pmPortland
$936
Find similar
American Airlines
Nov 15
PDX11:40 amPortland
26h 50m
2 stops
MEL9:30 amMelbourne
Nov 29
MEL12:00 pmMelbourne
24h 12m
1 stop
PDX5:12 pmPortland
$956
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American Airlines
Nov 7
PDX7:40 amPortland
26h 20m
1 stop
MEL5:00 amMelbourne
Nov 22
MEL4:25 pmMelbourne
25h 00m
2 stops
PDX10:25 pmPortland
$958
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Qantas Airways flights from Portland to Melbourne Airport

Our best Qantas Airways deals on Portland to Melbourne Airport flight tickets
Qantas Airways
Feb 24
PDX2:40 pmPortland
23h 50m
1 stop
MEL9:30 amMelbourne
Mar 7
MEL12:00 pmMelbourne
27h 35m
1 stop
PDX8:35 pmPortland
$952
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Qantas Airways
Mar 8
PDX3:50 pmPortland
23h 40m
1 stop
MEL9:30 amMelbourne
Mar 17
MEL6:00 pmMelbourne
20h 38m
2 stops
PDX8:38 pmPortland
$1,009
Find similar
Qantas Airways
Dec 25
PDX4:26 pmPortland
22h 04m
1 stop
MEL9:30 amMelbourne
Jan 7
MEL6:30 pmMelbourne
38h 11m
2 stops
PDX1:41 pmPortland
$1,194
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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 October 14, 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

Fri 11/7

5:30 am-5:00 am

1 stop28h 30m

Melbourne

Sat 11/22

12:00 pm-10:25 pm

1 stop29h 25m

$936

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Tue 2/24

2:40 pm-9:30 am

1 stop23h 50m

Melbourne

Sat 3/7

12:00 pm-8:35 pm

1 stop27h 35m

$952

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Fri 3/6

7:00 pm-3:35 pm

2 stops25h 35m

Melbourne

Sun 3/15

7:10 am-9:15 am

2 stops20h 05m

$960

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sat 11/8

5:55 pm-9:30 am

1 stop20h 35m

Melbourne

Sat 11/22

12:00 pm-9:36 am

1 stop40h 36m

$969

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Thu 3/19

7:00 pm-12:25 pm

2 stops23h 25m

Melbourne

Tue 3/24

7:50 pm-9:15 am

2 stops31h 25m

$970

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sat 12/27

7:45 pm-10:00 am

1 stop19h 15m

Melbourne

Sat 1/17

1:00 pm-12:33 pm

1 stop18h 33m

$975

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Thu 11/27

1:00 pm-10:00 am

1 stop26h 00m

Melbourne

Thu 12/4

11:30 am-10:57 pm

2 stops30h 27m

$980

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Tue 2/24

5:05 pm-8:00 am

2 stops43h 55m

Melbourne

Sun 6/14

10:00 am-4:33 pm

2 stops23h 33m

$1,025

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Tue 2/24

7:55 pm-8:00 am

1 stop41h 05m

Melbourne

Sun 6/14

10:00 am-12:13 pm

1 stop19h 13m

$1,026

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sat 2/28

9:50 am-3:15 pm

2 stops34h 25m

Melbourne

Wed 3/4

7:10 am-9:15 am

2 stops21h 05m

$1,042

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 $1,019.

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.

How far in advance should I book a flight to Melbourne Airport?

You are more likely to see cheaper flights to Melbourne Airport from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Melbourne Airport for around $1,354 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Melbourne Airport from Portland for as low as $1,040 on momondo.

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

Direct flights

None
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 19h 15m.

  • 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
10,298 reviews
Search Air Canada flights
United AirlinesPriceFrom $957Free CancellationRating
7.4
8,977 reviews
Search United Airlines flights
Qantas AirwaysPriceFrom $997Free CancellationRating
7.5
916 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
Apollo Bay
Dandenong
Shepparton
Lorne
Torquay
Sorrento
Mornington
Ballarat
Phillip Island
St Kilda
Brighton
Doncaster
Daylesford

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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