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$425+ Cheap flights from Portland (PDX) to Melbourne (MEL)

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 3/9. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — MEL
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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The best prices from Portland to Melbourne are usually found in March or April, booked 85 days in advance, depart on a Wednesday or Tuesday and return on a Tuesday

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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$924
(FlightHub)

One-way from

$425
(United)

Popular in

December

Cheapest in

March

Average price

$1,255
Provider with most accurate pricing for Portland-Melbourne flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Melbourne flights.
Search Deals
From Portland to Melbourne
Search Deals
One-way flight from Portland to Melbourne
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($172 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in February 2025
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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 February 20, 2025.

This Air Canada deal was found by Cheapflights users on 2/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/207:40 pmPDX - MEL
2 stops22h 25mAir Canada
Mon 6/306:00 amMEL - PDX
2 stops20h 35mAir Canada
Deal found 2/20$873
This Justfly.com deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/97:40 pmPDX - MEL
2 stops23h 20mMultiple Airlines
Sat 8/166:00 pmMEL - PDX
2 stops45h 56mMultiple Airlines
Deal found 2/19$881
This United Airlines deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/41:45 pmPDX - MEL
1 stop25h 30mUnited Airlines
Fri 4/119:30 amMEL - PDX
2 stops30h 06mUnited Airlines
Deal found 2/19$953
This KAYAK deal was found by Cheapflights users on 2/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/157:05 pmPDX - MEL
2 stops44h 45mAir New Zealand
Sat 11/2912:05 pmMEL - PDX
2 stops30h 09mAir New Zealand
Deal found 2/18$1,267
This oojo deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/111:25 pmPDX - MEL
1 stop24h 15mQantas Airways
Mon 8/189:40 amMEL - PDX
1 stop28h 24mQantas Airways
Deal found 2/19$1,285
This Gurufare deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/29:50 pmPDX - MEL
2 stops42h 00mSingapore Airlines
Wed 11/1212:35 amMEL - PDX
2 stops29h 20mSingapore Airlines
Deal found 2/19$1,772
This Gurufare deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/255:50 pmPDX - MEL
2 stops34h 10mCathay Pacific
Sun 3/912:45 amMEL - PDX
2 stops37h 59mCathay Pacific
Deal found 2/19$1,847
This KAYAK deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/27:10 amPDX - MEL
3 stops66h 45mTurkish Airlines
Mon 4/148:50 pmMEL - PDX
3 stops68h 40mTurkish Airlines
Deal found 2/19$2,234
This Ovago deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/1111:36 amPDX - MEL
3 stops35h 14mAir Tahiti Nui
Sun 4/277:00 amMEL - PDX
3 stops42h 31mAir Tahiti Nui
Deal found 2/19$2,296
This KAYAK deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/56:45 amPDX - MEL
2 stops51h 40mLATAM Airlines
Wed 4/21:00 pmMEL - PDX
3 stops52h 59mLATAM Airlines
Deal found 2/19$4,335
This Arangrant deal was found by Cheapflights users on 2/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Arangrant is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/253:05 pmPDX - MEL
2 stops26h 10mFiji Airways
Tue 3/111:45 pmMEL - PDX
2 stops22h 14mFiji Airways
Deal found 2/19$9,010

Find flights from Portland to Melbourne within your budget

Customize 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 2,558,603 searches. Data last updated February 20, 2025.

Fly from

Portland

Fly to

Melbourne

Route

Depart

Return

Price

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Wed 4/2

11:59 pm-9:15 am

2 stops39h 16m

Melbourne

Mon 4/14

10:55 am-12:30 am

1 stop30h 35m

$1,142

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Tue 2/25

3:05 pm-12:15 pm

2 stops26h 10m

Melbourne

Mon 3/10

2:40 pm-9:20 pm

3 stops24h 40m

$1,497

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Tue 2/25

5:50 pm-11:00 pm

2 stops34h 10m

Melbourne

Sun 3/9

12:45 am-8:44 pm

2 stops37h 59m

$1,847

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Wed 4/2

7:10 am-7:55 pm

3 stops66h 45m

Melbourne

Mon 4/14

8:50 pm-12:30 am

3 stops68h 40m

$2,234

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Fri 4/11

11:36 am-3:50 pm

3 stops35h 14m

Melbourne

Sun 4/27

7:00 am-8:31 am

3 stops42h 31m

$2,296

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Wed 3/5

6:45 am-5:25 am

2 stops51h 40m

Melbourne

Wed 4/2

1:00 pm-11:59 pm

3 stops52h 59m

$4,335

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sun 3/23

11:36 am-7:35 am

1 stop25h 59m

Melbourne

Sun 3/30

9:40 am-6:11 pm

1 stop26h 31m

$6,403

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Wed 4/2

10:10 am-5:45 pm

2 stops37h 35m

Melbourne

Mon 4/14

12:05 pm-6:25 pm

2 stops23h 20m

$6,928

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Tue 2/25

3:05 pm-12:15 pm

2 stops26h 10m

Melbourne

Tue 3/11

1:45 pm-5:59 pm

2 stops22h 14m

$9,010

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Mon 2/24

3:25 pm-3:45 pm

2 stops29h 20m

Melbourne

Tue 3/11

7:10 am-6:24 pm

2 stops29h 14m

$9,045

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/19

Showing 1-10 of 17 results
1
2

Compare providers for flights from Portland to Melbourne

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Melbourne in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
FlightHubPrice Accuracy3 starsTrust Score*3 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland-Melbourne Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Melbourne Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Melbourne Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Melbourne Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Melbourne Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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.

Travel insights for flights from Portland to Melbourne

Get recent, data-driven insights about flights from Portland to Melbourne including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a round-trip flight from Portland to Melbourne. Price data was last updated on February 14, 2025.

Booking 85 days in advance of your planned departure date is, on average, the best time to get cheap flights from Portland to Melbourne Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, March is the cheapest month in which you can book a flight from Portland to Melbourne Airport (average of $1,071). Flying from Portland to Melbourne Airport in December is currently the most expensive (average of $1,774). 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.

What is the cheapest time of day to fly from PDX to MEL?

Find hourly flight availability from Portland to Melbourne. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated February 20, 2025.

One of the essential ways to save on airfare from Portland to Melbourne Airport is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 33% on airfare.

What is the cheapest day to fly from Portland to Melbourne Airport?

Use this chart to determine the cheapest time to fly round-trip from Portland to Melbourne. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Portland to Melbourne Airport flight should consider departing on Saturday afternoons when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 1.2 - 2.4 inches per month. November is typically the wettest month, when rainfall can reach 2.4 in. March is typically the driest time to visit Melbourne Airport when rainfall is around 1.2 in.

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 68.0 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 46.4 F).

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 February 20, 2025.
Read through reviews of airlines operating flights from Portland to Melbourne, such as Air Tahiti Nui, Emirates and Singapore Airlines. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Air Tahiti Nui
8.7
Very good
61 reviews

Crew

9.1

Food

7.8

Comfort

8.0

Overall

8.7

Boarding

8.7

Entertainment

7.2

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
61 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Crew

9.1

Food

7.8

Comfort

8.0

Overall

8.7

Boarding

8.7

Entertainment

7.2

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.

Emirates
8.1
Very good
3,279 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Crew

9.1

Food

7.8

Comfort

8.0

Overall

8.7

Boarding

8.7

Entertainment

7.2

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
1,299 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Crew

9.1

Food

7.8

Comfort

8.0

Overall

8.7

Boarding

8.7

Entertainment

7.2

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.

Fiji Airways
8.0
Very good
185 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Crew

9.1

Food

7.8

Comfort

8.0

Overall

8.7

Boarding

8.7

Entertainment

7.2

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
7.9
Good
461 reviews
Air Tahiti Nui
8.7
Very good
61 reviews

Crew

9.1

Food

7.8

Comfort

8.0

Overall

8.7

Boarding

8.7

Entertainment

7.2

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?

    Portland (PDX), located 6.0 mi from the city center, is the airport you fly out of when you book flights from Portland to Melbourne. 3 airlines have flights from Portland to Melbourne on a regular basis. Booking flights from Portland to Melbourne should not be difficult; the airport handles an average of 0 outbound flights to Melbourne per day.

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

    Flying on United Airlines is currently your cheapest option to Melbourne Airport, with prices starting at $953. Additional round-trip tickets that might be worth considering are offered by Air Canada and Cathay Pacific, with the lowest prices starting at $1,030 and $1,847, respectively. You may be able to fly from Portland to Melbourne Airport for 31% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Portland to Melbourne Airport one-way?

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $425. Cathay Pacific flights start at $785 while deals on Qantas Airways start at $1,001 one-way.

  • 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 vacation 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, March is the cheapest month in which you can book a flight from Portland to Melbourne Airport (average of $1,071). Flying from Portland to Melbourne Airport in December is currently the most expensive (average of $1,774). 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

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Geelong
Tullamarine
Dandenong
Doncaster
Phillip Island

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Alternative routes for Portland to Melbourne

See prices for flight routes from nearby airports that may be better suited for you.
Portland to Avalon flights

Top 3 airlines flying from Portland to Melbourne

Discover the top 3 airlines that operate flights from Portland to Melbourne. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$978Average$1,342FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$996Average$1,246FlexibilityNo cancel feeOn-time67%
Qantas AirwaysCheapest$1,173Average$1,544FlexibilityNo cancel feeOn-time74%
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