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

View AU$807 flight on Wed, 18 Feb. 2026Opens in a new window

Popular airlines from Portland International Airport (PDX) to Melbourne Airport (MEL)

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

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Tue, 16 Sep. - Sun, 12 Oct.
PDX
Portland
MEL
Melbourne
AU$1,446 Return, found 8 hours ago
AU$1,446
Return
found 8 hours ago
Select Air Canada flight, departing Tue, 16 Sep. from Portland to Melbourne, returning Sun, 12 Oct., priced at AU$1,446 found 8 hours ago
Air Canada
Tue, 16 Sep. - Sun, 12 Oct.
PDX
Portland
MEL
Melbourne
AU$1,452 Return, found 8 hours ago
AU$1,452
Return
found 8 hours ago
Select Air Canada flight, departing Tue, 16 Sep. from Portland to Melbourne, returning Sun, 12 Oct., priced at AU$1,452 found 8 hours ago
Air Canada
Tue, 16 Sep. - Tue, 30 Sep.
PDX
Portland
MEL
Melbourne
AU$1,459 Return, found 2 days ago
AU$1,459
Return
found 2 days ago
Select Air Canada flight, departing Tue, 16 Sep. from Portland to Melbourne, returning Tue, 30 Sep., priced at AU$1,459 found 2 days ago
Air Canada
Mon, 8 Sep. - Sun, 14 Sep.
PDX
Portland
MEL
Melbourne
AU$1,459 Return, found 5 days ago
AU$1,459
Return
found 5 days ago
Select Air Canada flight, departing Mon, 8 Sep. from Portland to Melbourne, returning Sun, 14 Sep., priced at AU$1,459 found 5 days ago
United
Fri, 13 Feb. - Fri, 6 Mar.
PDX
Portland
MEL
Melbourne
AU$1,487 Return, found 2 days ago
AU$1,487
Return
found 2 days ago
Select United flight, departing Fri, 13 Feb. from Portland to Melbourne, returning Fri, 6 Mar., priced at AU$1,487 found 2 days ago
Air Canada
Fri, 13 Feb. - Fri, 6 Mar.
PDX
Portland
MEL
Melbourne
AU$1,520 Return, found 2 days ago
AU$1,520
Return
found 2 days ago
Select Air Canada flight, departing Fri, 13 Feb. from Portland to Melbourne, returning Fri, 6 Mar., priced at AU$1,520 found 2 days ago
Air Canada
Tue, 16 Sep. - Sat, 11 Oct.
PDX
Portland
MEL
Melbourne
AU$1,521 Return, found 7 hours ago
AU$1,521
Return
found 7 hours ago
Select Air Canada flight, departing Tue, 16 Sep. from Portland to Melbourne, returning Sat, 11 Oct., priced at AU$1,521 found 7 hours ago
Delta
Fri, 13 Feb. - Fri, 6 Mar.
PDX
Portland
MEL
Melbourne
AU$1,559 Return, found 2 days ago
AU$1,559
Return
found 2 days ago
Select Delta flight, departing Fri, 13 Feb. from Portland to Melbourne, returning Fri, 6 Mar., priced at AU$1,559 found 2 days ago
Hawaiian Airlines
Fri, 19 Sep. - Sat, 4 Oct.
PDX
Portland
MEL
Melbourne
AU$1,847 Return, found 2 days ago
AU$1,847
Return
found 2 days ago
Select Hawaiian Airlines flight, departing Fri, 19 Sep. from Portland to Melbourne, returning Sat, 4 Oct., priced at AU$1,847 found 2 days ago
Qantas Airways
Fri, 1 May - Mon, 11 May
PDX
Portland
MEL
Melbourne
AU$1,995 Return, found 1 day ago
AU$1,995
Return
found 1 day ago
Select Qantas Airways flight, departing Fri, 1 May from Portland to Melbourne, returning Mon, 11 May, priced at AU$1,995 found 1 day ago

Find the cheapest month to fly from Portland (PDX) to Melbourne (MEL)

June is typically the cheapest month to fly

From AU$1,420 - AU$2,662 per traveller.

Graph displaying average flight prices per month

Flight from Portland to Melbourne route information
Origin airport
Portland Intl.
Destination airport
Tullamarine
Airlines serving
Air Canada, Air New Zealand, Qantas Airways, United
Return price
AU$1,445
Distance
12985 km

Your quick guide to flights from Portland to Melbourne

Pick up great flights from Portland to Melbourne

With Expedia, you have your pick of flights a day with 20 airlines covering flights from Portland to Melbourne. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Portland to Melbourne that take around hours.

Find cheap flights from Portland to Melbourne

From the great flight deals with prices currently ranging from AU$1,446 to AU$1,995, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Portland to Melbourne around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Melbourne is normally in September.

Reasons to book your flight from Portland to Melbourne with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Portland to Melbourne across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Melbourne right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from Portland Airport to Tullamarine Airport?
If you're travelling between PDX Airport and Tullamarine Airport, round-trip journeys start from AU$1,446. This figure is based on fares listed within the last 7 days on Expedia for flights departing within the next year, so don't wait around. Book today and save yourself both money and time. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Portland Airport to Tullamarine Airport?
Most flights can be cancelled online, but each air carrier has different terms and conditions. If you do have to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from Portland Intl. Airport (PDX) to Tullamarine Airport that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for PDX to Tullamarine Airport (MEL) flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Portland Intl. Airport (PDX) to Tullamarine Airport?
You'll have 13 100 kilometres to cover on the long-haul Portland to Melbourne route. Wear layers of comfortable clothes and consider taking a pair of noise-cancelling earphones.
Which airlines fly direct from PDX to Tullamarine Airport?
If you want to fly straight from Portland Intl. Airport (PDX) to Tullamarine Airport (MEL), you'll need to book a flight with at least one stop. Unfortunately, there are no airlines that fly directly between these airports.
Are Portland Intl. Airport (PDX) to Tullamarine Airport flight tickets cheaper when they're purchased at the last minute?
Booking your trip from Portland Airport to Tullamarine Airport (MEL) at the last minute could be your ticket to an awesome deal. However, you might miss out on a flight altogether! If you'd prefer not to take any chances, book well ahead of your departure date. In fact, Expedia has some of the biggest bargains up to a year in advance. If your preferred air carrier hasn't released tickets yet, check back often as deals are updated all the time on Expedia.

Explore a world of travel with Expedia

Melbourne Flight Deals

Melbourne

Portland to Avalon
AU$1,667.52
*Available to Expedia members.