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Cheap flights from Portland to Melbourne from $595

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 9/15. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Portland to Melbourne

Cheap round-trip flights

Air Canada Logo
7:00 pm - 2:45 pmPDX-MEL
24h 45m2 stops
Air Canada Logo
8:10 am - 9:15 amMEL-PDX
20h 05m2 stops
$844Air Canada
Find Deal
Wed, Nov 5 - Wed, Nov 19
Air Canada Logo
7:00 pm - 2:45 pmPDX-MEL
24h 45m2 stops
Air Canada Logo
7:10 am - 9:15 amMEL-PDX
21h 05m2 stops
$845Air Canada
Find Deal
Wed, Nov 5 - Wed, Nov 19
Logo
7:00 pm - 2:45 pmPDX-MEL
25h 45m2 stops
Logo
7:10 am - 9:15 amMEL-PDX
21h 05m2 stops
$975
Find Deal
Thu, Oct 30 - Thu, Nov 13
Logo
7:40 pm - 11:25 amPDX-MEL
22h 45m2 stops
Logo
9:00 pm - 9:21 amMEL-PDX
29h 21m2 stops
$1,157
Find Deal
Sat, Sep 6 - Sat, Sep 13
Qantas Airways Logo
5:35 pm - 10:35 amPDX-MEL
24h 00m2 stops
Qantas Airways Logo
2:00 pm - 7:10 pmMEL-PDX
22h 10m2 stops
$1,204Qantas Airways
Find Deal
Thu, Sep 25 - Thu, Oct 2
Qantas Airways Logo
5:35 pm - 10:35 amPDX-MEL
24h 00m2 stops
Qantas Airways Logo
2:45 pm - 7:10 pmMEL-PDX
21h 25m2 stops
$1,206Qantas Airways
Find Deal
Thu, Sep 25 - Thu, Oct 2
United Airlines Logo
7:38 pm - 10:00 amPDX-MEL
19h 22m1 stop
United Airlines Logo
1:00 pm - 8:38 pmMEL-PDX
26h 38m1 stop
$1,254United Airlines
Find Deal
Wed, Nov 5 - Wed, Nov 19
United Airlines Logo
12:55 pm - 9:30 amPDX-MEL
25h 35m2 stops
United Airlines Logo
1:00 pm - 2:46 pmMEL-PDX
20h 46m1 stop
$1,258United Airlines
Find Deal
Wed, Nov 5 - Wed, Nov 19
American Airlines Logo
11:40 am - 9:30 amPDX-MEL
26h 50m2 stops
American Airlines Logo
12:00 pm - 5:12 pmMEL-PDX
24h 12m1 stop
$1,335American Airlines
Find Deal
Sat, Nov 15 - Sat, Nov 29
American Airlines Logo
6:00 am - 9:30 amPDX-MEL
32h 30m1 stop
American Airlines Logo
12:00 pm - 5:12 pmMEL-PDX
24h 12m1 stop
$1,339American Airlines
Find Deal
Sat, Nov 15 - Sat, Nov 29

Qantas Airways flights from Portland to Melbourne Airport

Our best Qantas Airways deals on Portland to Melbourne Airport flight tickets
Qantas Airways
Sep 25
PDX5:35 pmPortland
24h 00m
2 stops
MEL10:35 amMelbourne
Oct 2
MEL2:00 pmMelbourne
22h 10m
2 stops
PDX7:10 pmPortland
$1,204
Find similar
Qantas Airways
Sep 25
PDX5:35 pmPortland
24h 00m
2 stops
MEL10:35 amMelbourne
Oct 2
MEL2:45 pmMelbourne
21h 25m
2 stops
PDX7:10 pmPortland
$1,206
Find similar
Qantas Airways
Oct 2
PDX2:50 pmPortland
26h 45m
2 stops
MEL10:35 amMelbourne
Oct 16
MEL7:00 amMelbourne
27h 50m
2 stops
PDX4:50 pmPortland
$1,214
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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
Nov 5
PDX7:00 pmPortland
24h 45m
2 stops
MEL2:45 pmMelbourne
Nov 19
MEL8:10 amMelbourne
20h 05m
2 stops
PDX9:15 amPortland
$844
Find similar
Air Canada
Nov 5
PDX7:00 pmPortland
24h 45m
2 stops
MEL2:45 pmMelbourne
Nov 19
MEL7:10 amMelbourne
21h 05m
2 stops
PDX9:15 amPortland
$845
Find similar
Air Canada
Jan 11
PDX7:00 pmPortland
25h 35m
2 stops
MEL3:35 pmMelbourne
Jan 18
MEL8:10 amMelbourne
20h 05m
2 stops
PDX9:15 amPortland
$853
Find similar

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 August 11, 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

Wed 11/5

7:00 pm-2:45 pm

2 stops24h 45m

Melbourne

Wed 11/19

8:10 am-9:15 am

2 stops20h 05m

$844

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Wed 11/5

7:00 pm-2:45 pm

2 stops24h 45m

Melbourne

Wed 11/19

7:10 am-9:15 am

2 stops21h 05m

$845

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Thu 10/30

7:00 pm-2:45 pm

2 stops25h 45m

Melbourne

Thu 11/13

7:10 am-9:15 am

2 stops21h 05m

$975

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sat 9/6

7:40 pm-11:25 am

2 stops22h 45m

Melbourne

Sat 9/13

9:00 pm-9:21 am

2 stops29h 21m

$1,157

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Thu 9/25

5:35 pm-10:35 am

2 stops24h 00m

Melbourne

Thu 10/2

2:00 pm-7:10 pm

2 stops22h 10m

$1,204

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Thu 9/25

5:35 pm-10:35 am

2 stops24h 00m

Melbourne

Thu 10/2

2:45 pm-7:10 pm

2 stops21h 25m

$1,206

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Wed 11/5

7:38 pm-10:00 am

1 stop19h 22m

Melbourne

Wed 11/19

1:00 pm-8:38 pm

1 stop26h 38m

$1,254

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Wed 11/5

12:55 pm-9:30 am

2 stops25h 35m

Melbourne

Wed 11/19

1:00 pm-2:46 pm

1 stop20h 46m

$1,258

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sat 11/15

11:40 am-9:30 am

2 stops26h 50m

Melbourne

Sat 11/29

12:00 pm-5:12 pm

1 stop24h 12m

$1,335

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sat 11/15

6:00 am-9:30 am

1 stop32h 30m

Melbourne

Sat 11/29

12:00 pm-5:12 pm

1 stop24h 12m

$1,339

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 November is, on average, the cheapest month to fly to Melbourne Airport from Portland, with most prices found around $1,008. The month of April is another great option to travel to Melbourne Airport, with average flight prices from Portland averaging around $1,204.

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 $1,367 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 $1,115 on momondo.

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

You could potentially save up to 2% 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

Best Price Found

$595

Fastest flight time

19h 22m

Direct flights

None
The best one-way flight to Melbourne Airport from Portland in the past 72 hours is $595. The best round-trip flight deal from Portland to Melbourne Airport found on momondo in the last 72 hours is $844.
The fastest flight from Portland to Melbourne Airport takes 19h 22m
There are no direct flights from Portland to Melbourne Airport. Popular non-direct route for this connection is Portland Airport - 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 19h 22m.

  • 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
United AirlinesPriceFrom $977Free CancellationRating
7.4
8,920 reviews
Search United Airlines flights
Air CanadaPriceFrom $1,037Free CancellationRating
7.1
9,915 reviews
Search Air Canada flights
Qantas AirwaysPriceFrom $1,070Free CancellationRating
7.5
893 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
Dandenong
Apollo Bay
Geelong
Shepparton
Sorrento
Mornington
Torquay
Ballarat
Phillip Island
Lorne
Brighton
Doncaster
Daylesford
St Kilda

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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