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Cheap Flights from Portland (PDX) to Melbourne (MELA)

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Flight deals from Portland to Melbourne

Looking for a cheap last-minute deal or the best return flight from Portland to Melbourne? Find the lowest prices on one-way and return tickets right here.
Melbourne.$1,929 per passenger.Departing Wed, 15 Oct, returning Tue, 4 Nov.Return flight with United.Outbound indirect flight with United, departs from Portland on Wed, 15 Oct, arriving in Melbourne Tullamarine.Inbound indirect flight with United, departs from Melbourne Tullamarine on Tue, 4 Nov, arriving in Portland.Price includes taxes and charges.From $1,929, select.
Melbourne.$1,929 per passenger.Departing Wed, 1 Oct, returning Wed, 15 Oct.Return flight with United.Outbound indirect flight with United, departs from Portland on Wed, 1 Oct, arriving in Melbourne Tullamarine.Inbound indirect flight with United, departs from Melbourne Tullamarine on Wed, 15 Oct, arriving in Portland.Price includes taxes and charges.From $1,929, select.
Melbourne.$2,091 per passenger.Departing Thu, 14 Aug, returning Thu, 21 Aug.Return flight with United.Outbound indirect flight with United, departs from Portland on Thu, 14 Aug, arriving in Melbourne Tullamarine.Inbound indirect flight with United, departs from Melbourne Tullamarine on Thu, 21 Aug, arriving in Portland.Price includes taxes and charges.From $2,091, select.
Melbourne.$2,153 per passenger.Departing Tue, 17 Jun, returning Tue, 24 Jun.Return flight with United.Outbound indirect flight with United, departs from Portland on Tue, 17 Jun, arriving in Melbourne Tullamarine.Inbound indirect flight with United, departs from Melbourne Tullamarine on Tue, 24 Jun, arriving in Portland.Price includes taxes and charges.From $2,153, select.
Melbourne.$2,225 per passenger.Departing Tue, 2 Dec, returning Thu, 18 Dec.Return flight with United.Outbound indirect flight with United, departs from Portland on Tue, 2 Dec, arriving in Melbourne Tullamarine.Inbound indirect flight with United, departs from Melbourne Tullamarine on Thu, 18 Dec, arriving in Portland.Price includes taxes and charges.From $2,225, select.
Melbourne.$2,378 per passenger.Departing Mon, 26 May, returning Tue, 21 Oct.Return flight with United.Outbound indirect flight with United, departs from Portland on Mon, 26 May, arriving in Melbourne Tullamarine.Inbound indirect flight with United, departs from Melbourne Tullamarine on Tue, 21 Oct, arriving in Portland.Price includes taxes and charges.From $2,378, select.
Melbourne.$2,378 per passenger.Departing Wed, 7 May, returning Mon, 22 Sep.Return flight with United.Outbound indirect flight with United, departs from Portland on Wed, 7 May, arriving in Melbourne Tullamarine.Inbound indirect flight with United, departs from Melbourne Tullamarine on Mon, 22 Sep, arriving in Portland.Price includes taxes and charges.From $2,378, select.
Melbourne.$2,390 per passenger.Departing Mon, 8 Dec, returning Fri, 9 Jan.Return flight with United.Outbound indirect flight with United, departs from Portland on Mon, 8 Dec, arriving in Melbourne Tullamarine.Inbound indirect flight with United, departs from Melbourne Tullamarine on Fri, 9 Jan, arriving in Portland.Price includes taxes and charges.From $2,390, select.

Find the cheapest month to fly from Portland to Melbourne

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Portland to Melbourne flights are currently cheapest in October.
May
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Jun
from $2,153
Jul
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Aug
from $2,091
Sep
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Oct
from $1,929
Nov
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Dec
from $2,225
Jan
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Feb
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Mar
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Apr
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Alternative Portland to Melbourne routes

Looking for the cheapest, fastest or easiest route from Portland to Melbourne? You could fly into the following airports instead.

Portland to Melbourne: Flight information

The things to know before you go.
Cheapest flight found$1,929
Cheapest month to flyOctober

Finding cheap flights from Portland to Melbourne: Frequently asked questions

There are 3 airports in Melbourne: Melbourne Essendon, Melbourne Tullamarine and Melbourne Avalon.
The best price we found for a return flight from Portland to Melbourne is $1,929. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Portland to Melbourne. But we found flights with one or more stops from $1,929.
As of May 2025, there are no flights flying from Portland to Melbourne.
The cheapest month to fly from Portland to Melbourne is usually May 2025.
If you're flying from Portland Airport, the cheapest airport near Melbourne is Melbourne Tullamarine – which is 18.8 km away from the centre of Melbourne. We've found flights into this airport from $1,929.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Portland Airport to Melbourne on Wednesday, 1 October 2025.
No airlines currently offer direct flights between Portland Airport and Melbourne. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Melbourne but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Melbourne is around 40 days in advance, so don’t leave your flight to the last minute.
In May, the average temperature is usually around 12°C. February is typically the warmest month in Melbourne, when it usually averages around 26°C. You can expect the least rain in March. The coldest month is July, with temperatures averaging 5°C. The rainiest month is September.
Currently, United offers the cheapest flight tickets to Melbourne.

Flying from Portland International Airport (PDX) to Melbourne: what you need to know

  • Melbourne is 18 hours ahead of Portland, where Portland International Airport is located. Melbourne operates on the UTC+11 timezone.

  • For stress-free travel, turn up at the airport two hours ahead of international flights and one hour before domestic departures. This will give you plenty of time to board your flight from PDX to Melbourne.

  • If you're going away during a popular month like July, make your way to the airport even earlier. It's smart to arrive up to four hours before international flights and two hours ahead of a domestic departure. Check-in and security lines will be longer during holiday periods like summer, Christmas and New Year.

  • A stopover is the perfect opportunity to break up your trip — and perhaps even tour another city. When browsing flights from PDX to Melbourne, deselect the 'Direct flights only' box to see where you can visit along the way. Consider one of these popular options:

    • Dallas/Fort Worth International Airport (DFW)

    • Los Angeles International Airport (LAX)

    • San Francisco International Airport (SFO)

  • You will need an ETA for Australia if you hold a passport from United States and are travelling for tourism purposes. Travel documentation and visa requirements change frequently. So before you book your cheap ticket from Portland International Airport to Melbourne, check with your airline and your destination country's local consulate or embassy for up-to-date information.

  • The journey from central Portland to PDX takes around 45 minutes by public transport. If you drive, ride-share or take a cab, you'll cover the 19 kilometres in 19 minutes or so, depending on traffic.

  • Want a handy hotel close to PDX? If you're catching an early flight from Portland International Airport to Melbourne, these accommodation options will have you sleeping moments from your check-in counter:

How to find the cheapest flights from Portland International Airport (PDX) to Melbourne

  • $623 is the lowest price we've seen for a one-way ticket from Portland International Airport to Melbourne. For a return flight on this route, the best price is $1,929. Depending on when and how early you book, these fares could change.

  • To pick up cheap tickets from PDX to Melbourne, book in advance. Airlines generally offer their most competitively priced fares when flights are first released.

  • Finding cheap tickets from Portland International Airport to Melbourne is easy if you're flexible with your travel plans. Try using the 'Whole month' tool to see the lowest fares across the month and snap up a great deal.

  • Log into your online account or use the app to set up a Price Alert. You'll be notified right away if there's a cheaper deal on this route. It doesn't take long, and it'll save you from looking for flight tickets from PDX to Melbourne every day.

  • Tailor your travel plans with filters. Select your ideal departure and arrival times, total journey duration and airlines. You can also sort results by 'Best,' 'Cheapest' or 'Fastest' flights from Portland International Airport to Melbourne.

Airports in Melbourne

Melbourne Tullamarine Airport (MEL)

  • Melbourne Tullamarine Airport (MEL) to the centre of Melbourne is around 28 minutes by car. It's approximately 24 kilometres away.

  • If you're using public transport, expect a journey of roughly 42 minutes.

  • The last thing you need is a lengthy journey to your hotel if you're landing late on a flight from Portland International Airport to Melbourne. Stay at one of these accommodation options near MEL instead:

Avalon Airport (AVV)

  • As soon as your flight from Portland International Airport to Melbourne has touched down, you can make your way to the city centre in about 51 minutes by car. Central Melbourne is roughly 56 kilometres from Avalon Airport (AVV).

  • You can also travel using public transport, which will take around 2 hours and 4 minutes.

  • You'll find some welcoming places to rest your head within an easy drive of AVV. Ease into relaxation mode at Little River Bed and Breakfast after your flight from PDX to Melbourne.

Best time to go to Melbourne

  • July is the most popular month for flights from Portland International Airport to Melbourne. To steer clear of the crowds, head to Melbourne in April when things are quieter.

  • The warmest month in Melbourne is January, with the temperature ranging between 12ºC and 29ºC. Book your flights from Portland International Airport to Melbourne in this month if this is the type of weather you enjoy.

  • Search for cheap flights from PDX to Melbourne in July if you want to travel in cooler conditions. Temperatures are at their lowest then, ranging between 4ºC and 13ºC on average.

More about Melbourne

Complete your Melbourne trip with a car rental

  • Choose one of our car rentals in Melbourne and see the sights in your own time. Easily compare companies in one place to find your ideal ride after booking your hotel and cheap flights from Portland International Airport to Melbourne.

Plan the rest of your trip from Portland to Melbourne

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.