HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Melbourne

$779+ Cheap flights from Portland (PDX) to Melbourne

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 5/11. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — MEL
Apr 2 — Apr 91
Wed 4/2
Wed 4/9
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Portland to Melbourne with Cheapflights

1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”
2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.
3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Portland to Melbourne are usually found in November 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 (ME1). 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 March 28, 2025.

Round-trip from

$1,052
(Air Canada)

One-way from

$779
(Air Canada)

Popular in

December

Cheapest in

November

Average price

$1,279
From Portland to Melbourne
Search Deals
One-way flight from Portland to Melbourne
Search Deals
Highest demand for flights based on searches. 7% potential increase in price ($112 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($38 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 March 28, 2025.

This Air Canada deal was found by Cheapflights users on 3/27. 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.
Sun 8/37:40 pmPDX - MEL
2 stops22h 45mMultiple Airlines
Sun 8/106:00 amMEL - PDX
2 stops29h 46mMultiple Airlines
Deal found 3/27$1,052
This United Airlines deal was found by Cheapflights users on 3/26. 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.
Tue 7/19:53 amPDX - MEL
1 stop29h 22mUnited Airlines
Tue 9/2310:55 amMEL - PDX
1 stop26h 41mUnited Airlines
Deal found 3/26$1,249
This American Airlines deal was found by Cheapflights users on 3/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/167:45 amPDX - MEL
1 stop28h 15mAmerican Airlines
Sun 7/279:45 amMEL - PDX
1 stop29h 29mAmerican Airlines
Deal found 3/27$1,316
This Air Canada deal was found by Cheapflights users on 3/25. 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.
Sat 11/157:05 pmPDX - MEL
2 stops25h 10mAir Canada
Sat 11/297:10 amMEL - PDX
2 stops21h 24mAir Canada
Deal found 3/25$1,373
This Justfly.com deal was found by Cheapflights users on 3/26. 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.
Tue 4/152:40 pmPDX - MEL
1 stop23h 05mQantas Airways
Thu 7/1711:55 amMEL - PDX
1 stop27h 19mQantas Airways
Deal found 3/26$1,587
This oojo deal was found by Cheapflights users on 3/26. 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.
Tue 7/12:50 pmPDX - AVV
2 stops36h 15mQantas Airways
Tue 9/236:00 amAVV - PDX
2 stops34h 51mQantas Airways
Deal found 3/26$1,706
This Gurufare deal was found by Cheapflights users on 3/27. 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.
Sat 5/33:25 pmPDX - MEL
2 stops26h 25mAir New Zealand
Fri 5/96:55 pmMEL - PDX
2 stops40h 20mAir New Zealand
Deal found 3/27$1,707
This Alaska Airlines deal was found by Cheapflights users on 3/26. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/210:30 amPDX - MEL
1 stop27h 15mAlaska Airlines
Fri 8/89:45 amMEL - PDX
1 stop31h 14mAlaska Airlines
Deal found 3/26$1,718
This Air Canada deal was found by Cheapflights users on 3/26. 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.
Mon 3/313:25 pmPDX - AVV
2 stops35h 40mMultiple Airlines
Mon 4/78:55 pmAVV - PDX
2 stops38h 30mMultiple Airlines
Deal found 3/26$2,126
This Gurufare deal was found by Cheapflights users on 3/26. 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.
Sat 11/157:30 amPDX - MEL
3 stops42h 55mSingapore Airlines
Fri 11/2812:35 amMEL - PDX
2 stops29h 20mSingapore Airlines
Deal found 3/26$2,392
This Gurufare deal was found by Cheapflights users on 3/26. 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 3/308:00 amPDX - MEL
2 stops45h 15mCathay Pacific
Sat 4/512:45 amMEL - PDX
2 stops38h 14mCathay Pacific
Deal found 3/26$2,626
This AranGrant deal was found by Cheapflights users on 3/27. 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.
Wed 4/23:50 pmPDX - MEL
2 stops26h 40mFiji Airways
Mon 4/141:45 pmMEL - PDX
2 stops25h 46mFiji Airways
Deal found 3/27$9,280

Cheapflights Fare Finder

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 March 28, 2025.
Use the filters below to find and compare flights from Portland to Melbourne that are best for you.

Fly from

Portland

Fly to

Melbourne

Route

Depart

Return

Price

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sun 8/3

7:40 pm-11:25 am

2 stops22h 45m

Melbourne

Sun 8/10

6:00 am-6:46 pm

2 stops29h 46m

$1,052

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Tue 7/1

9:53 am-8:15 am

1 stop29h 22m

Melbourne

Tue 9/23

10:55 am-8:36 pm

1 stop26h 41m

$1,249

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Wed 7/16

7:45 am-5:00 am

1 stop28h 15m

Melbourne

Sun 7/27

9:45 am-10:14 pm

1 stop29h 29m

$1,316

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Tue 4/15

2:40 pm-6:45 am

1 stop23h 05m

Melbourne

Thu 7/17

11:55 am-10:14 pm

1 stop27h 19m

$1,587

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Tue 7/1

2:50 pm-8:05 pm

2 stops36h 15m

Melbourne Avalon

Tue 9/23

6:00 am-11:51 pm

2 stops34h 51m

$1,706

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sat 5/3

3:25 pm-10:50 am

2 stops26h 25m

Melbourne

Fri 5/9

6:55 pm-6:15 pm

2 stops40h 20m

$1,707

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sat 8/2

10:30 am-6:45 am

1 stop27h 15m

Melbourne

Fri 8/8

9:45 am-11:59 pm

1 stop31h 14m

$1,718

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Tue 4/15

7:00 am-11:00 am

3 stops35h 00m

Melbourne

Thu 7/17

9:15 am-12:20 pm

2 stops44h 05m

$3,306

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Sun 5/11

7:40 pm-8:05 pm

2 stops31h 25m

$779

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sun 5/11

7:00 am-8:15 am

2 stops32h 15m

$837

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/27

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.

Cheapflights Insights

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

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

Use this chart to determine the optimal time to book a round-trip flight from Portland to Melbourne. Price data was last updated on March 21, 2025.

To ensure you get the cheapest price possible for a flight from Portland to Melbourne, 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?

Currently, March is the cheapest month in which you can book a flight from Portland to Melbourne (average of $1,071). Flying from Portland to Melbourne 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 March 28, 2025.

One of the essential ways to save on airfare from Portland to Melbourne 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?

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 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 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 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, 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 March 28, 2025.
Read reviews from past customers who have flown Singapore Airlines, Alaska Airlines and Air New Zealand from Portland to Melbourne. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.1
Very good
1,285 reviews

Boarding

8.2

Food

7.7

Crew

8.6

Entertainment

8.0

Comfort

7.9

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.
Singapore Airlines
8.1
Very good
1,285 reviews
Singapore Airlines
8.1
Very good
1,285 reviews

Boarding

8.2

Food

7.7

Crew

8.6

Entertainment

8.0

Comfort

7.9

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.
Alaska Airlines
8.0
Very good
9,798 reviews
Singapore Airlines
8.1
Very good
1,285 reviews

Boarding

8.2

Food

7.7

Crew

8.6

Entertainment

8.0

Comfort

7.9

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.
Air New Zealand
7.9
Good
455 reviews
Singapore Airlines
8.1
Very good
1,285 reviews

Boarding

8.2

Food

7.7

Crew

8.6

Entertainment

8.0

Comfort

7.9

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.
Qantas Airways
7.5
Good
811 reviews
Singapore Airlines
8.1
Very good
1,285 reviews

Boarding

8.2

Food

7.7

Crew

8.6

Entertainment

8.0

Comfort

7.9

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.
United Airlines
7.4
Good
8,603 reviews
Singapore Airlines
8.1
Very good
1,285 reviews

Boarding

8.2

Food

7.7

Crew

8.6

Entertainment

8.0

Comfort

7.9

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Ketan,Nov 2024

SIN - AMD

Food was not good. It was like few days old.

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?

    For a flight from Portland to Melbourne, you will be flying from Portland. Portland (PDX) is just 6.0 mi from the center of the city. Portland is the only Portland airport and it handles 0 outbound flights to Melbourne per day. 3 airlines have flights to Melbourne from Portland on a regular basis.

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

    Currently priced at $1,249, United Airlines will fly you from Portland to Melbourne and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from American Airlines and Qantas Airways - these airlines can fly you to your destination from $1,316 and $1,587, respectively. Users have found that United Airlines is 8% cheaper than the other options available to this destination.

  • 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?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Portland to Melbourne

See prices for flight routes from nearby airports that may be better suited for you.
Portland to Melbourne flights
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 March 28, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$977Average$1,329FlexibilityNo cancel feeOn-time69%
Air CanadaCheapest$996Average$1,246FlexibilityNo cancel feeOn-time67%
Qantas AirwaysCheapest$1,173Average$1,544FlexibilityNo cancel feeOn-time74%
100% Free
Cheapflights is completely free to use, so you can start saving the moment you arrive.
Book with Flexibility
Our users can plan ahead with confidence and find flights with no change fees
Travel Smart
Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.