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Cheap flights from Portland to Melbourne from $1,237

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Portland to Melbourne departing on 1/13. 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

Enter your travel dates to find the best prices.
Multiple Airlines Logo
2:57 pm - 11:15 pmPDX-AVV
37h 18m2 stops
Multiple Airlines Logo
6:00 am - 1:41 pmAVV-PDX
26h 41m2 stops
$1,237Multiple Airlines
Find Deal
Tue, Jan 13 - Tue, Jan 20
Multiple Airlines Logo
7:00 pm - 3:50 pmPDX-AVV
25h 50m2 stops
Multiple Airlines Logo
4:25 pm - 9:15 amAVV-PDX
35h 50m3 stops
$1,473Multiple Airlines
Find Deal
Tue, Jan 13 - Tue, Jan 20
Qantas Airways Logo
5:42 pm - 3:50 pmPDX-AVV
28h 08m2 stops
Qantas Airways Logo
9:40 pm - 10:08 pmAVV-PDX
42h 28m2 stops
$1,791Qantas Airways
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Sun, Mar 15 - Tue, Mar 31
Multiple Airlines Logo
7:00 pm - 3:50 pmPDX-AVV
25h 50m2 stops
Multiple Airlines Logo
8:55 pm - 9:15 amAVV-PDX
30h 20m3 stops
$1,923Multiple Airlines
Find Deal
Tue, Mar 3 - Thu, Mar 12
Multiple Airlines Logo
7:00 pm - 3:50 pmPDX-AVV
25h 50m2 stops
Multiple Airlines Logo
8:55 pm - 9:15 amAVV-PDX
30h 20m3 stops
$2,083Multiple Airlines
Find Deal
Wed, Mar 4 - Tue, Mar 31
Qantas Airways Logo
3:22 pm - 3:50 pmPDX-AVV
29h 28m2 stops
Qantas Airways Logo
4:25 pm - 8:34 pmAVV-PDX
23h 09m2 stops
$2,124Qantas Airways
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Tue, Jan 20 - Wed, Feb 4
Multiple Airlines Logo
7:00 pm - 3:50 pmPDX-AVV
25h 50m2 stops
Multiple Airlines Logo
8:55 pm - 9:15 amAVV-PDX
30h 20m2 stops
$2,133Multiple Airlines
Find Deal
Tue, Mar 3 - Thu, Mar 12
Qantas Airways Logo
2:30 pm - 3:50 pmPDX-AVV
30h 20m2 stops
Qantas Airways Logo
4:25 pm - 8:53 pmAVV-PDX
23h 28m2 stops
$2,140Qantas Airways
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Tue, Feb 24 - Sat, Mar 7
Multiple Airlines Logo
7:00 pm - 3:50 pmPDX-AVV
25h 50m2 stops
Multiple Airlines Logo
6:00 am - 9:15 amAVV-PDX
21h 15m2 stops
$2,366Multiple Airlines
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Wed, Mar 4 - Tue, Mar 31
Qantas Airways Logo
3:22 pm - 3:50 pmPDX-AVV
29h 28m2 stops
Qantas Airways Logo
4:25 pm - 8:34 pmAVV-PDX
23h 09m2 stops
$2,370Qantas Airways
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Wed, Jan 21 - Wed, Jan 28

Qantas Airways flights from Portland to Melbourne Avalon Airport

Our best Qantas Airways deals on Portland to Melbourne Avalon Airport flight tickets
Qantas Airways
Mar 15
PDX5:42 pmPortland
28h 08m
2 stops
AVV3:50 pmMelbourne Avalon
Mar 31
AVV9:40 pmMelbourne Avalon
42h 28m
2 stops
PDX10:08 pmPortland
$1,791
Find similar
Qantas Airways
Jan 20
PDX3:22 pmPortland
29h 28m
2 stops
AVV3:50 pmMelbourne Avalon
Feb 4
AVV4:25 pmMelbourne Avalon
23h 09m
2 stops
PDX8:34 pmPortland
$2,124
Find similar
Qantas Airways
Jan 21
PDX3:22 pmPortland
29h 28m
2 stops
AVV3:50 pmMelbourne Avalon
Jan 28
AVV4:25 pmMelbourne Avalon
23h 09m
2 stops
PDX8:34 pmPortland
$2,370
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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 November 30, 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

Tue 1/13

2:57 pm-11:15 pm

2 stops37h 18m

Melbourne Avalon

Tue 1/20

6:00 am-1:41 pm

2 stops26h 41m

$1,237

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Tue 1/13

7:00 pm-3:50 pm

2 stops25h 50m

Melbourne Avalon

Tue 1/20

4:25 pm-9:15 am

3 stops35h 50m

$1,473

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Sun 3/15

5:42 pm-3:50 pm

2 stops28h 08m

Melbourne Avalon

Tue 3/31

9:40 pm-10:08 pm

2 stops42h 28m

$1,791

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Tue 3/3

7:00 pm-3:50 pm

2 stops25h 50m

Melbourne Avalon

Thu 3/12

8:55 pm-9:15 am

3 stops30h 20m

$1,923

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Wed 3/4

7:00 pm-3:50 pm

2 stops25h 50m

Melbourne Avalon

Tue 3/31

8:55 pm-9:15 am

3 stops30h 20m

$2,083

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Tue 1/20

3:22 pm-3:50 pm

2 stops29h 28m

Melbourne Avalon

Wed 2/4

4:25 pm-8:34 pm

2 stops23h 09m

$2,124

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Tue 3/3

7:00 pm-3:50 pm

2 stops25h 50m

Melbourne Avalon

Thu 3/12

8:55 pm-9:15 am

2 stops30h 20m

$2,133

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Tue 2/24

2:30 pm-3:50 pm

2 stops30h 20m

Melbourne Avalon

Sat 3/7

4:25 pm-8:53 pm

2 stops23h 28m

$2,140

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Wed 3/4

7:00 pm-3:50 pm

2 stops25h 50m

Melbourne Avalon

Tue 3/31

6:00 am-9:15 am

2 stops21h 15m

$2,366

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Wed 1/21

3:22 pm-3:50 pm

2 stops29h 28m

Melbourne Avalon

Wed 1/28

4:25 pm-8:34 pm

2 stops23h 09m

$2,370

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 resultsSorted by cheapest first
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See travel insights to Melbourne from

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

Fastest flight time

25h 50m

Direct flights

None
The fastest flight from Portland to Melbourne Avalon Airport takes 25h 50m
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 54m.

  • 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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