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Cheap flights from Portland to Melbourne from $587

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 8/31. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Portland to Melbourne

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
3:30 pm - 12:20 pm
PDX
-
MEL
27h 50m
2 stops
Air Canada Logo
6:00 am - 9:31 am
MEL
-
PDX
20h 31m
2 stops
$1,053Air Canada
Sun, Sep 13 - Tue, Sep 29
Multiple Airlines Logo
7:45 pm - 12:10 pm
PDX
-
MEL
22h 25m
2 stops
Multiple Airlines Logo
6:05 am - 9:26 am
MEL
-
PDX
21h 21m
2 stops
$1,074Multiple Airlines
Sun, Oct 18 - Tue, Oct 27
Multiple Airlines Logo
7:10 pm - 2:35 pm
PDX
-
MEL
24h 25m
2 stops
Multiple Airlines Logo
7:10 am - 6:31 pm
MEL
-
PDX
30h 21m
2 stops
$1,077Multiple Airlines
Wed, Nov 4 - Wed, Nov 11
Air Canada Logo
10:00 am - 2:35 pm
PDX
-
MEL
33h 35m
2 stops
Air Canada Logo
7:30 am - 2:41 pm
MEL
-
PDX
26h 11m
2 stops
$1,086Air Canada
Sun, Nov 8 - Sun, Nov 29
Qantas Airways Logo
3:33 pm - 6:45 am
PDX
-
MEL
22h 12m
1 stop
Qantas Airways Logo
9:45 am - 1:25 pm
MEL
-
PDX
20h 40m
1 stop
$1,157Qantas Airways
Sun, Sep 13 - Tue, Sep 29
Qantas Airways Logo
1:53 pm - 6:45 am
PDX
-
MEL
23h 52m
1 stop
Qantas Airways Logo
9:45 am - 4:36 pm
MEL
-
PDX
23h 51m
1 stop
$1,181Qantas Airways
Sun, Sep 13 - Tue, Sep 29
United Airlines Logo
7:15 pm - 8:15 am
PDX
-
MEL
20h 00m
1 stop
United Airlines Logo
10:55 am - 9:10 pm
MEL
-
PDX
27h 15m
2 stops
$1,205United Airlines
Sun, Sep 13 - Tue, Sep 29
United Airlines Logo
6:57 pm - 8:15 am
PDX
-
MEL
20h 18m
1 stop
United Airlines Logo
10:55 am - 2:27 pm
MEL
-
PDX
20h 32m
1 stop
$1,212United Airlines
Tue, Sep 15 - Tue, Sep 29
Delta Logo
5:34 pm - 7:50 am
PDX
-
MEL
21h 16m
1 stop
Delta Logo
11:00 am - 4:14 pm
MEL
-
PDX
23h 14m
1 stop
$1,227Delta
Wed, Sep 30 - Fri, Oct 16
Delta Logo
10:50 am - 7:50 am
PDX
-
MEL
28h 00m
1 stop
Delta Logo
10:00 am - 12:24 pm
MEL
-
PDX
19h 24m
1 stop
$1,227Delta
Fri, Aug 14 - Wed, Aug 19

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Delta flights from Portland to Melbourne Airport

Our best Delta deals on Portland to Melbourne Airport flight tickets
Delta
Aug 14
PDX10:50 amPortland
28h 00m
1 stop
MEL7:50 amMelbourne
Aug 19
MEL10:00 amMelbourne
19h 24m
1 stop
PDX12:24 pmPortland
$1,227
Delta
Sep 9
PDX10:47 amPortland
28h 03m
1 stop
MEL7:50 amMelbourne
Sep 16
MEL10:00 amMelbourne
29h 02m
2 stops
PDX10:02 pmPortland
$1,231
Delta
Nov 1
PDX5:15 pmPortland
21h 35m
1 stop
MEL9:50 amMelbourne
Nov 18
MEL12:00 pmMelbourne
28h 56m
2 stops
PDX9:56 pmPortland
$1,232

United Airlines flights from Portland to Melbourne Airport

Our best United Airlines deals on Portland to Melbourne Airport flight tickets
United Airlines
Sep 13
PDX7:15 pmPortland
20h 00m
1 stop
MEL8:15 amMelbourne
Sep 29
MEL10:55 amMelbourne
27h 15m
2 stops
PDX9:10 pmPortland
$1,205
United Airlines
Nov 1
PDX1:25 pmPortland
26h 05m
1 stop
MEL10:30 amMelbourne
Nov 8
MEL12:45 pmMelbourne
27h 17m
1 stop
PDX9:02 pmPortland
$1,212
United Airlines
Nov 1
PDX7:26 pmPortland
20h 04m
1 stop
MEL10:30 amMelbourne
Nov 8
MEL11:30 amMelbourne
28h 43m
2 stops
PDX9:13 pmPortland
$1,216

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 1, 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

Sun 9/13

3:30 pm-12:20 pm

2 stops27h 50m

Melbourne

Tue 9/29

6:00 am-9:31 am

2 stops20h 31m

$1,053

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sun 10/18

7:45 pm-12:10 pm

2 stops22h 25m

Melbourne

Tue 10/27

6:05 am-9:26 am

2 stops21h 21m

$1,074

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Wed 11/4

7:10 pm-2:35 pm

2 stops24h 25m

Melbourne

Wed 11/11

7:10 am-6:31 pm

2 stops30h 21m

$1,077

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sun 11/8

10:00 am-2:35 pm

2 stops33h 35m

Melbourne

Sun 11/29

7:30 am-2:41 pm

2 stops26h 11m

$1,086

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sun 9/13

3:33 pm-6:45 am

1 stop22h 12m

Melbourne

Tue 9/29

9:45 am-1:25 pm

1 stop20h 40m

$1,157

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sun 9/13

1:53 pm-6:45 am

1 stop23h 52m

Melbourne

Tue 9/29

9:45 am-4:36 pm

1 stop23h 51m

$1,181

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sun 9/13

7:15 pm-8:15 am

1 stop20h 00m

Melbourne

Tue 9/29

10:55 am-9:10 pm

2 stops27h 15m

$1,205
Quickest round-trip

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Tue 9/15

6:57 pm-8:15 am

1 stop20h 18m

Melbourne

Tue 9/29

10:55 am-2:27 pm

1 stop20h 32m

$1,212

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Wed 9/30

5:34 pm-7:50 am

1 stop21h 16m

Melbourne

Fri 10/16

11:00 am-4:14 pm

1 stop23h 14m

$1,227

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Fri 8/14

10:50 am-7:50 am

1 stop28h 00m

Melbourne

Wed 8/19

10:00 am-12:24 pm

1 stop19h 24m

$1,227

Flights are sorted by cheapest round-trip 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?

Prices are currently low for flights on this route.

Typical prices usually range from $1,154 to $1,225.
The lowest price recently found on this route was $1,053.

What is the cheapest month to fly to Melbourne Airport?

The month of June is, on average, the cheapest month to fly to Melbourne Airport from Portland, with most prices found around $984. The month of February is another great option to travel to Melbourne Airport, with average flight prices from Portland averaging around $992.

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

You could potentially save up to 9% 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

19h 41m

Direct flights

None
The fastest flight from Portland to Melbourne Airport takes 19h 41m
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?

    Portland and Melbourne are 8105.4 mi apart from one another. A reasonable flight in good conditions will take 19h 41m.

  • 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
11,415 reviews
Search Air Canada flights
Qantas AirwaysPriceFrom $757Free CancellationRating
7.5
1,073 reviews
Search Qantas Airways flights
United AirlinesPriceFrom $974Free CancellationRating
7.4
10,063 reviews
Search United Airlines flights
DeltaPriceFrom $984Free CancellationRating
7.8
8,498 reviews
Search Delta flights

Traveling to a place near Melbourne?

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