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Cheap flights from Portland to Melbourne from $1,142

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Melbourne departing on 12/25. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap round-trip flights

Multiple Airlines Logo
5:55 pm - 7:35 amPDX-AVV
42h 40m2 stops
Multiple Airlines Logo
8:10 am - 8:50 pmAVV-PDX
31h 40m2 stops
$1,286Multiple Airlines
Find Deal
Sat, Nov 8 - Sat, Nov 15
Multiple Airlines Logo
5:55 pm - 7:35 amPDX-AVV
42h 40m2 stops
Multiple Airlines Logo
6:00 am - 5:36 pmAVV-PDX
30h 36m2 stops
$1,300Multiple Airlines
Find Deal
Sat, Nov 8 - Sat, Nov 15
Multiple Airlines Logo
5:55 pm - 9:45 amPDX-AVV
21h 50m2 stops
Multiple Airlines Logo
6:00 am - 1:50 pmAVV-PDX
25h 50m2 stops
$1,311Multiple Airlines
Find Deal
Tue, Oct 21 - Tue, Oct 28
Multiple Airlines Logo
5:55 pm - 7:35 amPDX-AVV
42h 40m2 stops
Multiple Airlines Logo
6:00 am - 10:25 pmAVV-PDX
35h 25m2 stops
$1,313Multiple Airlines
Find Deal
Sat, Nov 15 - Sat, Nov 22
Multiple Airlines Logo
2:50 pm - 11:15 pmPDX-AVV
37h 25m2 stops
Multiple Airlines Logo
8:10 am - 5:36 pmAVV-PDX
28h 26m2 stops
$1,338Multiple Airlines
Find Deal
Wed, Nov 5 - Sat, Nov 15
Multiple Airlines Logo
7:40 pm - 3:50 pmPDX-AVV
26h 10m2 stops
Multiple Airlines Logo
8:55 pm - 9:15 amAVV-PDX
30h 20m2 stops
$1,616Multiple Airlines
Find Deal
Fri, Oct 24 - Wed, Oct 29
Multiple Airlines Logo
7:40 pm - 9:05 pmPDX-AVV
31h 25m2 stops
Multiple Airlines Logo
8:10 am - 6:30 pmAVV-PDX
28h 20m3 stops
$1,701Multiple Airlines
Find Deal
Tue, Oct 21 - Tue, Oct 28
Multiple Airlines Logo
7:40 pm - 3:50 pmPDX-AVV
26h 10m2 stops
Multiple Airlines Logo
8:55 pm - 9:15 amAVV-PDX
30h 20m2 stops
$1,740Multiple Airlines
Find Deal
Sat, Oct 25 - Wed, Oct 29
Qantas Airways Logo
10:35 am - 3:50 pmPDX-AVV
34h 15m2 stops
Qantas Airways Logo
8:40 pm - 10:30 pmAVV-PDX
42h 50m2 stops
$1,792Qantas Airways
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Tue, Feb 24 - Sun, Jun 14
Qantas Airways Logo
10:35 am - 3:50 pmPDX-AVV
34h 15m2 stops
Qantas Airways Logo
8:40 pm - 10:30 pmAVV-PDX
42h 50m2 stops
$1,805Qantas Airways
Find Deal
Tue, Feb 24 - Sun, Jun 14

Qantas Airways flights from Portland to Melbourne Avalon Airport

Our best Qantas Airways deals on Portland to Melbourne Avalon Airport flight tickets
Qantas Airways
Feb 24
PDX10:35 amPortland
34h 15m
2 stops
AVV3:50 pmMelbourne Avalon
Jun 14
AVV8:40 pmMelbourne Avalon
42h 50m
2 stops
PDX10:30 pmPortland
$1,792
Find similar
Qantas Airways
Feb 24
PDX10:35 amPortland
34h 15m
2 stops
AVV3:50 pmMelbourne Avalon
Jun 14
AVV8:40 pmMelbourne Avalon
42h 50m
2 stops
PDX10:30 pmPortland
$1,805
Find similar
Qantas Airways
Jan 17
PDX10:35 amPortland
34h 15m
2 stops
AVV3:50 pmMelbourne Avalon
Jan 24
AVV8:55 pmMelbourne Avalon
42h 43m
2 stops
PDX8:38 pmPortland
$2,073
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Portland to Melbourne Avalon Airport 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, momondo users made 832,500 searches. Data last updated September 24, 2025.
Use the filters below to find and compare flights from Portland to Melbourne Avalon Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Sat 11/8

5:55 pm-7:35 am

2 stops42h 40m

Melbourne Avalon

Sat 11/15

8:10 am-8:50 pm

2 stops31h 40m

$1,286

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Sat 11/8

5:55 pm-7:35 am

2 stops42h 40m

Melbourne Avalon

Sat 11/15

6:00 am-5:36 pm

2 stops30h 36m

$1,300

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Tue 10/21

5:55 pm-9:45 am

2 stops21h 50m

Melbourne Avalon

Tue 10/28

6:00 am-1:50 pm

2 stops25h 50m

$1,311

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Sat 11/15

5:55 pm-7:35 am

2 stops42h 40m

Melbourne Avalon

Sat 11/22

6:00 am-10:25 pm

2 stops35h 25m

$1,313

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Wed 11/5

2:50 pm-11:15 pm

2 stops37h 25m

Melbourne Avalon

Sat 11/15

8:10 am-5:36 pm

2 stops28h 26m

$1,338

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Fri 10/24

7:40 pm-3:50 pm

2 stops26h 10m

Melbourne Avalon

Wed 10/29

8:55 pm-9:15 am

2 stops30h 20m

$1,616

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Tue 10/21

7:40 pm-9:05 pm

2 stops31h 25m

Melbourne Avalon

Tue 10/28

8:10 am-6:30 pm

3 stops28h 20m

$1,701

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Sat 10/25

7:40 pm-3:50 pm

2 stops26h 10m

Melbourne Avalon

Wed 10/29

8:55 pm-9:15 am

2 stops30h 20m

$1,740

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Tue 2/24

10:35 am-3:50 pm

2 stops34h 15m

Melbourne Avalon

Sun 6/14

8:40 pm-10:30 pm

2 stops42h 50m

$1,792

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Tue 2/24

10:35 am-3:50 pm

2 stops34h 15m

Melbourne Avalon

Sun 6/14

8:40 pm-10:30 pm

2 stops42h 50m

$1,805

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Portland to Melbourne Avalon Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest airline that flies from Portland to Melbourne Avalon?

Qantas Airways is the most popular carrier operating from Portland to Melbourne Avalon

When to book flights from Portland to Melbourne Avalon Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Portland to Melbourne Avalon Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Portland to Melbourne Avalon Airport (PDX to AVV) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Melbourne Avalon Airport

Direct flights

None
There are no direct flights from Portland to Melbourne Avalon Airport. There are no popular flight routes from Portland to Melbourne Avalon Airport.
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  • How far is Portland to Melbourne Avalon by plane?

    There are 8137.0 mi between Portland and Melbourne Avalon. A reasonable flight in good conditions will take 21h 50m.

  • When did momondo last update prices for flights from Portland Airport to Melbourne Avalon Airport?

    Prices for flights from Portland Airport to Melbourne Avalon Airport refresh daily.

  • How old do you have to be to fly from Portland Airport to Melbourne Avalon Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Portland Airport to Melbourne Avalon Airport.

  • What documentation or ID do you need to fly to Melbourne Avalon Airport?

    The necessary travel and health documents for your Melbourne Avalon Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Why use momondo?

Why should I use momondo to find a flight deal from Portland to Melbourne?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Portland to Melbourne. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Portland to Melbourne with flexible booking policies on momondo?

Yes. All flights to Melbourne from Portland on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Portland to Melbourne?

momondo provides multiple filters to help you find the best flight to Melbourne from Portland. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Portland to Melbourne right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Melbourne from Portland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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