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Cheap flights from Portland to Melbourne Airport from $769

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 25/2. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — MEL
29 Nov — 6 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Portland to Melbourne

Enter your travel dates to find the best prices.

Cheapest flights from Portland to Melbourne
Explore the most affordable flight options available from Portland to Melbourne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2025.

Fri 12/1207:40PDX - MEL
1 stop26h 20mAmerican Airlines
Fri 19/1216:05MEL - PDX
1 stop22h 04mAmerican Airlines
Deal found 27/10$1,490
Sun 14/1205:00PDX - MEL
2 stops33h 30mUnited Airlines
Sun 21/1213:00MEL - PDX
1 stop24h 48mUnited Airlines
Deal found 29/10$1,545
Thu 20/1117:42PDX - MEL
1 stop20h 48mAmerican Airlines
Tue 2/1212:00MEL - PDX
1 stop24h 12mAmerican Airlines
Deal found 28/10$1,712
Mon 1/1219:00PDX - MEL
2 stops24h 50mMultiple Airlines
Sat 6/1206:05MEL - PDX
2 stops22h 10mMultiple Airlines
Deal found 28/10$1,838
Sat 15/1119:00PDX - MEL
2 stops25h 30mMultiple Airlines
Sat 29/1108:10MEL - PDX
2 stops20h 05mMultiple Airlines
Deal found 28/10$1,906
Wed 5/1105:30PDX - MEL
1 stop28h 30mAmerican Airlines
Wed 19/1116:05MEL - PDX
1 stop26h 21mAmerican Airlines
Deal found 29/10$1,991
Wed 5/1114:50PDX - MEL
2 stops25h 35mQantas Airways
Wed 19/1112:00MEL - PDX
1 stop24h 12mQantas Airways
Deal found 29/10$1,995
Sat 15/1119:00PDX - MEL
2 stops24h 45mAir Canada
Sat 29/1107:10MEL - PDX
2 stops21h 05mAir Canada
Deal found 29/10$2,012

Cheap flight deals from Portland to Melbourne

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Melbourne (MEL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 30 October 2025.

Round-trip from

$1,413

One-way from

$769

Popular in

December

Cheapest in

November

Average price

$2,194
Qantas Airways
  • Qantas Airways
  • 7/3-13/3
  • 2 total stops
  • 49h 36m total
  • Portland to Melbourne
Search Deals
Qantas Airways
  • Qantas Airways
  • 25/2
  • 1 total stop
  • 23h 50m total
  • Portland to Melbourne
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($254 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($91 potential savings vs. average return price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Portland to Melbourne 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, Cheapflights users made 647,157 searches. Data last updated 30 October 2025.
Use the filters below to find and compare flights from Portland to Melbourne Airport that are best for you.

Fly from

Portland

Fly to

Melbourne

Route

Depart

Return

Price

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Tue 24/2

15:15-13:35

2 stops27h 20m

Melbourne

Sat 7/3

08:10-09:15

2 stops20h 05m

$1,474

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Fri 13/3

19:30-09:00

1 stop19h 30m

Melbourne

Thu 26/3

12:00-18:45

1 stop24h 45m

$1,537

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sun 22/3

19:30-09:00

1 stop19h 30m

Melbourne

Wed 8/4

10:55-12:27

1 stop18h 32m

$1,537

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sun 14/12

05:00-09:30

2 stops33h 30m

Melbourne

Sun 21/12

13:00-18:48

1 stop24h 48m

$1,545

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Tue 10/3

13:25-08:30

2 stops25h 05m

Melbourne

Tue 24/3

12:00-20:49

2 stops26h 49m

$1,545

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sat 21/3

13:25-09:00

2 stops25h 35m

Melbourne

Fri 10/4

10:55-12:27

1 stop18h 32m

$1,545

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sat 21/3

13:25-09:00

2 stops25h 35m

Melbourne

Wed 8/4

10:55-12:27

1 stop18h 32m

$1,545

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Fri 20/3

07:10-07:00

2 stops29h 50m

Melbourne

Wed 8/4

10:00-19:11

2 stops26h 11m

$1,554

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sun 22/3

17:05-07:00

2 stops43h 55m

Melbourne

Fri 10/4

10:00-20:47

2 stops27h 47m

$1,554

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Fri 20/3

10:15-07:00

2 stops26h 45m

Melbourne

Fri 10/4

10:00-11:53

1 stop18h 53m

$1,556

Flights are sorted by cheapest return flights first.

Deals found on 29/10

Showing 1-10 of 20 results
1
2

Best time to book a flight from Portland to Melbourne

Have a flexible travel schedule? Discover the best time to fly to Melbourne from Portland with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Portland to Melbourne Airport

How far ahead should I book a flight from Portland to Melbourne Airport?

Use this chart to determine the optimal time to book a return flight from Portland to Melbourne. Price data was last updated on 24 October 2025.

To ensure you get the cheapest price possible for a flight from Portland to Melbourne Airport, you should look to book at least 58 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Portland to Melbourne Airport?

Currently, December is the cheapest month in which you can book a flight from Portland to Melbourne Airport (average of $1,395). Flying from Portland to Melbourne Airport in June is currently the most expensive (average of $1,953). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Portland to Melbourne. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Portland to Melbourne?

    Located just 9.7 km from the city centre, Portland is the airport most travellers will use when flying to Melbourne from Portland. Booking flights from Portland (PDX) to Melbourne should be relatively easy as there are 0 daily outbound flights to Melbourne from 0 different airlines.

  • How long is the flight from Portland to Melbourne Airport?

    A quick flight from Portland to Melbourne Airport can take about 19h 30m. United Airlines provides one of the quickest options available for as low as $1,537. There are 13053 km between Portland and Melbourne Airport.

  • Can I find deals for flights from Portland to Melbourne that include hotel bookings?

    Yes. In addition to deals on Portland to Melbourne flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Portland to Melbourne?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portland to Melbourne.

  • Can I find deals for business class flights from Portland to Melbourne?

    Yes. Cheapflights offers flight deals from Portland to Melbourne by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Portland to Melbourne Airport?

    Currently, December is the cheapest month in which you can book a flight from Portland to Melbourne Airport (average of $1,395). Flying from Portland to Melbourne Airport in June is currently the most expensive (average of $1,953). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Melbourne Airport?

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

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How does Cheapflights help users find flights from Portland to Melbourne?

Cheapflights makes it easy to find Portland to Melbourne flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Portland to Melbourne?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Melbourne from Portland.

Can Cheapflights find flights from Portland to Melbourne with no change fees?

Yes, we can. To see specific flights from Portland to Melbourne with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Portland to Melbourne become cheaper?

Yes! Start tracking prices for Portland to Melbourne flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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