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Cheap flights from Portland to Melbourne Airport from $626

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 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — MEL
18 Jun — 25 Jun1
1 adult

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 13 June 2025.

Round-trip from

$1,279

One-way from

$626

Popular in

December

Cheapest in

November

Average price

$2,128
14/9-28/9
  • 14/9-28/9
  • 4 total stops
  • 43h 16m total
  • Portland to Melbourne
Search Deals
1/8
  • 1/8
  • 2 total stops
  • 29h 20m total
  • Portland to Melbourne
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($216 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($60 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

Find flight deals from Portland to Melbourne

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 13 June 2025.

Sun 14/919:40PDX - MEL
2 stops22h 55mMultiple Airlines
Sun 28/906:00MEL - PDX
2 stops20h 21mMultiple Airlines
Deal found 11/6$1,279
Thu 7/819:40PDX - MEL
2 stops22h 25mAir Canada
Tue 12/806:00MEL - PDX
2 stops34h 01mAir Canada
Deal found 12/6$1,567
Sat 9/814:56PDX - MEL
2 stops26h 39mQantas Airways
Sat 23/813:30MEL - PDX
2 stops24h 45mQantas Airways
Deal found 11/6$1,592
Wed 15/1015:50PDX - MEL
1 stop23h 25mUnited Airlines
Sun 26/1012:00MEL - PDX
1 stop24h 36mUnited Airlines
Deal found 13/6$1,925
Tue 4/1115:30PDX - MEL
3 stops37h 05mHawaiian Airlines
Tue 11/1117:30MEL - PDX
2 stops22h 44mHawaiian Airlines
Deal found 12/6$2,100
Sat 9/807:40PDX - MEL
1 stop30h 05mAmerican Airlines
Sat 23/809:45MEL - PDX
1 stop21h 36mAmerican Airlines
Deal found 11/6$2,195
Wed 5/1112:30PDX - MEL
2 stops47h 40mCathay Pacific
Tue 18/1100:45MEL - PDX
2 stops39h 05mCathay Pacific
Deal found 11/6$2,643
Mon 22/1219:05PDX - MEL
2 stops44h 45mAir New Zealand
Fri 2/117:00MEL - PDX
2 stops44h 24mAir New Zealand
Deal found 11/6$2,920
Wed 5/1107:21PDX - MEL
3 stops51h 24mSingapore Airlines
Mon 10/1100:35MEL - PDX
2 stops28h 57mSingapore Airlines
Deal found 12/6$2,954
Sat 20/1221:30PDX - MEL
2 stops28h 00mAsiana Airlines
Sun 11/122:00MEL - PDX
2 stops39h 53mAsiana Airlines
Deal found 12/6$3,124
Thu 24/717:55PDX - MEL
2 stops25h 20mFiji Airways
Wed 30/712:55MEL - PDX
2 stops26h 19mFiji Airways
Deal found 12/6$3,316
Tue 4/1117:55PDX - MEL
3 stops28h 55mAir Tahiti Nui
Tue 11/1106:45MEL - PDX
3 stops34h 16mAir Tahiti Nui
Deal found 12/6$3,526

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 13 June 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

Sun 14/9

19:40-11:35

2 stops22h 55m

Melbourne

Sun 28/9

06:00-09:21

2 stops20h 21m

$1,279

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sat 9/8

14:56-10:35

2 stops26h 39m

Melbourne

Sat 23/8

13:30-21:15

2 stops24h 45m

$1,592

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Wed 5/11

19:05-13:35

2 stops23h 30m

Melbourne

Wed 19/11

08:10-09:34

2 stops20h 24m

$1,768

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Fri 29/8

07:40-10:05

2 stops33h 25m

Melbourne

Sun 31/8

16:30-22:40

2 stops23h 10m

$1,890

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sun 3/8

09:47-08:15

1 stop29h 28m

Melbourne

Sun 17/8

10:55-17:36

2 stops23h 41m

$1,913

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Wed 5/11

12:30-07:10

2 stops47h 40m

Melbourne

Tue 18/11

00:45-20:50

2 stops39h 05m

$2,643

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Wed 16/7

19:35-11:55

2 stops23h 20m

Melbourne

Sun 27/7

18:55-20:37

2 stops42h 42m

$2,765

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Wed 5/11

07:21-05:45

3 stops51h 24m

Melbourne

Mon 10/11

00:35-10:32

2 stops28h 57m

$2,954

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Tue 4/11

17:55-17:50

3 stops28h 55m

Melbourne

Tue 11/11

06:45-22:01

3 stops34h 16m

$3,526

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sat 9/8

07:37-19:25

3 stops42h 48m

Melbourne

Sat 23/8

21:20-20:37

3 stops64h 17m

$3,776

Flights are sorted by cheapest return flights first.

Deals found on 11/6

Showing 1-10 of 12 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 9 June 2025.

To ensure you get the cheapest price possible for a flight from Portland to Melbourne Airport, you should look to book at least 85 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, May is the cheapest month in which you can book a flight from Portland to Melbourne Airport (average of $132). Flying from Portland to Melbourne Airport in October is currently the most expensive (average of $184). 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.

Rainfall in Melbourne by month

Plan your trip to Melbourne by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Melbourne Airport ranges from 30.0 - 60.0 inches per month. November is typically the wettest month, when rainfall can reach 60.0 mm. March is typically the driest time to visit Melbourne Airport when rainfall is around 30.0 mm.

Temperature in Melbourne by month

Plan your trip to Melbourne by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Melbourne Airport, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 20.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 8.0 C).

Reviews of airlines servicing Melbourne

Get insights into the airlines that provide service to Melbourne. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Melbourne. Reviews last updated 13 June 2025.
Read reviews from past customers who have flown Air Tahiti Nui, Singapore Airlines and Air New Zealand from Portland to Melbourne. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.7
Very Good
64 reviews
Check prices

Entertainment

7.3

Boarding

8.7

Comfort

8.1

Food

7.8

Overall

8.7

Crew

9.0

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Air Tahiti Nui
8.7
Very Good
64 reviews
Air Tahiti Nui
8.7
Very Good
64 reviews
Check prices

Entertainment

7.3

Boarding

8.7

Comfort

8.1

Food

7.8

Overall

8.7

Crew

9.0

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Singapore Airlines
8.1
Very Good
1,304 reviews
Air Tahiti Nui
8.7
Very Good
64 reviews
Check prices

Entertainment

7.3

Boarding

8.7

Comfort

8.1

Food

7.8

Overall

8.7

Crew

9.0

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Air New Zealand
8.0
Very Good
483 reviews
Air Tahiti Nui
8.7
Very Good
64 reviews
Check prices

Entertainment

7.3

Boarding

8.7

Comfort

8.1

Food

7.8

Overall

8.7

Crew

9.0

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Hawaiian Airlines
7.9
Good
2,494 reviews
Air Tahiti Nui
8.7
Very Good
64 reviews
Check prices

Entertainment

7.3

Boarding

8.7

Comfort

8.1

Food

7.8

Overall

8.7

Crew

9.0

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.
Qantas Airways
7.5
Good
854 reviews
Air Tahiti Nui
8.7
Very Good
64 reviews
Check prices

Entertainment

7.3

Boarding

8.7

Comfort

8.1

Food

7.8

Overall

8.7

Crew

9.0

Reviews

1 / 2
10.0
Excellent

Isabelle,Apr 2023

AKL - PPT

Les sièges sont étroits, je mesure 1,77 m, les passants dans le couloirs notamment l'équipage n'arrêtaient pas de me cogner. nous étions en économie. l'équipage est au top. C'est le confort qui était négatif pour nous.

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.

  • What are the cheapest airlines flying from Portland to Melbourne Airport round-trip?

    Qantas Airways, at $1,592, was found to be the cheapest airline from Portland to Melbourne Airport.Alternate airlines to your destination round-trip include Air Canada and Hawaiian Airlines. Qantas Airways is currently priced 23% below the average price you’ll pay for this route.

  • 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, May is the cheapest month in which you can book a flight from Portland to Melbourne Airport (average of $132). Flying from Portland to Melbourne Airport in October is currently the most expensive (average of $184). 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 Portland?

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

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