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Cheap flights from Portland to Melbourne from $585

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 10/26. 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

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.
American Airlines Logo
6:37 am - 5:00 am
PDX
-
MEL
29h 23m
1 stop
American Airlines Logo
9:45 am - 2:57 pm
MEL
-
PDX
22h 12m
1 stop
$1,081American Airlines
Wed, May 27 - Wed, Jun 3
American Airlines Logo
5:05 am - 5:00 am
PDX
-
MEL
30h 55m
1 stop
American Airlines Logo
9:45 am - 5:02 pm
MEL
-
PDX
24h 17m
2 stops
$1,086American Airlines
Wed, May 27 - Wed, Jun 3
American Airlines Logo
3:27 pm - 6:45 am
PDX
-
MEL
22h 18m
1 stop
American Airlines Logo
9:45 am - 10:27 pm
MEL
-
PDX
29h 42m
1 stop
$1,088American Airlines
Wed, Jun 10 - Fri, Jun 19
American Airlines Logo
6:35 am - 6:45 am
PDX
-
MEL
31h 10m
1 stop
American Airlines Logo
1:35 pm - 11:07 pm
MEL
-
PDX
26h 32m
1 stop
$1,089American Airlines
Sun, Aug 9 - Sat, Aug 22
United Airlines Logo
6:03 pm - 8:15 am
PDX
-
MEL
21h 12m
1 stop
United Airlines Logo
10:55 am - 12:07 pm
MEL
-
PDX
18h 12m
1 stop
$1,092United Airlines
Tue, Aug 4 - Tue, Aug 18
American Airlines Logo
7:00 am - 6:45 am
PDX
-
MEL
30h 45m
1 stop
American Airlines Logo
9:45 am - 4:51 pm
MEL
-
PDX
24h 06m
2 stops
$1,093American Airlines
Sat, Jul 25 - Fri, Aug 21
American Airlines Logo
7:00 am - 6:45 am
PDX
-
MEL
30h 45m
1 stop
American Airlines Logo
9:45 am - 10:39 pm
MEL
-
PDX
29h 54m
1 stop
$1,096American Airlines
Sat, Jul 25 - Fri, Aug 21
United Airlines Logo
12:50 pm - 8:15 am
PDX
-
MEL
26h 25m
2 stops
United Airlines Logo
10:55 am - 5:43 pm
MEL
-
PDX
23h 48m
2 stops
$1,097United Airlines
Tue, Aug 4 - Tue, Aug 18
Multiple Airlines Logo
2:30 pm - 6:45 am
PDX
-
MEL
22h 15m
1 stop
Multiple Airlines Logo
11:15 pm - 11:25 am
MEL
-
PDX
31h 10m
1 stop
$1,101Multiple Airlines
Thu, Oct 15 - Thu, Nov 19
Multiple Airlines Logo
7:45 pm - 12:10 pm
PDX
-
MEL
22h 25m
2 stops
Multiple Airlines Logo
6:05 am - 9:25 am
MEL
-
PDX
22h 20m
2 stops
$1,106Multiple Airlines
Thu, Oct 15 - Thu, Nov 19

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Air Tahiti Nui flights from Portland to Melbourne Airport

Our best Air Tahiti Nui deals on Portland to Melbourne Airport flight tickets
Air Tahiti Nui
May 8
PDX5:49 pmPortland
29h 01m
3 stops
MEL3:50 pmMelbourne
May 21
MEL6:35 amMelbourne
27h 03m
3 stops
PDX4:38 pmPortland
$2,208
Air Tahiti Nui
May 8
PDX5:49 pmPortland
29h 01m
3 stops
MEL3:50 pmMelbourne
May 21
MEL6:35 amMelbourne
27h 03m
3 stops
PDX4:38 pmPortland
$2,217
Air Tahiti Nui
May 8
PDX5:49 pmPortland
29h 01m
3 stops
MEL3:50 pmMelbourne
May 21
MEL6:35 amMelbourne
27h 03m
3 stops
PDX4:38 pmPortland
$2,285

Delta flights from Portland to Melbourne Airport

Our best Delta deals on Portland to Melbourne Airport flight tickets
Delta
Jul 31
PDX1:25 pmPortland
25h 25m
1 stop
MEL7:50 amMelbourne
Aug 7
MEL10:00 amMelbourne
23h 34m
1 stop
PDX4:34 pmPortland
$1,100
Delta
Jul 31
PDX5:14 pmPortland
21h 36m
2 stops
MEL7:50 amMelbourne
Aug 7
MEL10:00 amMelbourne
21h 50m
2 stops
PDX2:50 pmPortland
$1,105
Delta
Jul 30
PDX8:30 pmPortland
42h 20m
1 stop
MEL7:50 amMelbourne
Aug 7
MEL10:00 amMelbourne
19h 20m
1 stop
PDX12:20 pmPortland
$1,107

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 April 30, 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

Wed 5/27

6:37 am-5:00 am

1 stop29h 23m

Melbourne

Wed 6/3

9:45 am-2:57 pm

1 stop22h 12m

$1,081

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Wed 5/27

5:05 am-5:00 am

1 stop30h 55m

Melbourne

Wed 6/3

9:45 am-5:02 pm

2 stops24h 17m

$1,086

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Wed 6/10

3:27 pm-6:45 am

1 stop22h 18m

Melbourne

Fri 6/19

9:45 am-10:27 pm

1 stop29h 42m

$1,088

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sun 8/9

6:35 am-6:45 am

1 stop31h 10m

Melbourne

Sat 8/22

1:35 pm-11:07 pm

1 stop26h 32m

$1,089
Quickest round-trip

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Tue 8/4

6:03 pm-8:15 am

1 stop21h 12m

Melbourne

Tue 8/18

10:55 am-12:07 pm

1 stop18h 12m

$1,092

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sat 7/25

7:00 am-6:45 am

1 stop30h 45m

Melbourne

Fri 8/21

9:45 am-4:51 pm

2 stops24h 06m

$1,093

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sat 7/25

7:00 am-6:45 am

1 stop30h 45m

Melbourne

Fri 8/21

9:45 am-10:39 pm

1 stop29h 54m

$1,096

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Tue 8/4

12:50 pm-8:15 am

2 stops26h 25m

Melbourne

Tue 8/18

10:55 am-5:43 pm

2 stops23h 48m

$1,097

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Thu 10/15

2:30 pm-6:45 am

1 stop22h 15m

Melbourne

Thu 11/19

11:15 pm-11:25 am

1 stop31h 10m

$1,101

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Thu 10/15

7:45 pm-12:10 pm

2 stops22h 25m

Melbourne

Thu 11/19

6:05 am-9:25 am

2 stops22h 20m

$1,106

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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?

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 $969. The month of February 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 16% 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 29m

Direct flights

None
The fastest flight from Portland to Melbourne Airport takes 20h 29m
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 20h 29m.

  • 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
10,982 reviews
Search Air Canada flights
Qantas AirwaysPriceFrom $757Free CancellationRating
7.5
1,028 reviews
Search Qantas Airways flights
United AirlinesPriceFrom $974Free CancellationRating
7.4
9,677 reviews
Search United Airlines flights

Traveling to a place near Melbourne?

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