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Cheap flights from Portland to Melbourne from $467

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 9/6. 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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Find the cheapest flights from Portland to Melbourne

Cheap round-trip flights

Logo
5:55 pm - 2:05 pmPDX-AVV
26h 10m2 stops
Logo
10:20 am - 5:12 pmAVV-PDX
25h 52m2 stops
$1,265
Find Deal
Wed, Oct 29 - Thu, Nov 13
Qantas Airways Logo
2:50 pm - 3:50 pmPDX-AVV
30h 00m2 stops
Qantas Airways Logo
2:50 pm - 9:14 pmAVV-PDX
25h 24m2 stops
$1,722Qantas Airways
Find Deal
Wed, Nov 5 - Wed, Nov 19
Qantas Airways Logo
2:50 pm - 3:50 pmPDX-AVV
30h 00m2 stops
Qantas Airways Logo
2:50 pm - 9:14 pmAVV-PDX
25h 24m2 stops
$1,723Qantas Airways
Find Deal
Wed, Nov 5 - Wed, Nov 19
Qantas Airways Logo
10:30 am - 3:50 pmPDX-AVV
34h 20m2 stops
Qantas Airways Logo
10:20 am - 5:12 pmAVV-PDX
25h 52m2 stops
$1,770Qantas Airways
Find Deal
Sat, Nov 15 - Tue, Nov 25
Qantas Airways Logo
6:00 am - 3:50 pmPDX-AVV
38h 50m2 stops
Qantas Airways Logo
10:20 am - 5:12 pmAVV-PDX
25h 52m2 stops
$1,779Qantas Airways
Find Deal
Sat, Nov 15 - Tue, Nov 25
Qantas Airways Logo
6:00 am - 7:35 amPDX-AVV
54h 35m2 stops
Qantas Airways Logo
10:20 am - 5:12 pmAVV-PDX
25h 52m2 stops
$1,784Qantas Airways
Find Deal
Fri, Nov 14 - Tue, Nov 25
Qantas Airways Logo
3:29 pm - 9:45 amPDX-AVV
23h 16m2 stops
Qantas Airways Logo
10:20 am - 5:12 pmAVV-PDX
25h 52m2 stops
$1,939Qantas Airways
Find Deal
Sun, Nov 2 - Wed, Nov 12
Qantas Airways Logo
12:33 pm - 3:50 pmPDX-AVV
32h 17m2 stops
Qantas Airways Logo
10:20 am - 5:12 pmAVV-PDX
25h 52m2 stops
$1,982Qantas Airways
Find Deal
Fri, Nov 14 - Mon, Dec 1
Qantas Airways Logo
2:50 pm - 3:50 pmPDX-AVV
30h 00m2 stops
Qantas Airways Logo
8:55 pm - 5:12 pmAVV-PDX
39h 17m2 stops
$1,983Qantas Airways
Find Deal
Fri, Nov 14 - Tue, Nov 25
Logo
3:29 pm - 7:35 amPDX-AVV
45h 06m2 stops
Logo
6:00 am - 5:12 pmAVV-PDX
30h 12m2 stops
$2,011
Find Deal
Fri, Nov 14 - Sun, Nov 30

Qantas Airways flights from Portland to Melbourne Avalon Airport

Our best Qantas Airways deals on Portland to Melbourne Avalon Airport flight tickets
Qantas Airways
Nov 5
PDX2:50 pmPortland
30h 00m
2 stops
AVV3:50 pmMelbourne Avalon
Nov 19
AVV2:50 pmMelbourne Avalon
25h 24m
2 stops
PDX9:14 pmPortland
$1,722
Find similar
Qantas Airways
Nov 5
PDX2:50 pmPortland
30h 00m
2 stops
AVV3:50 pmMelbourne Avalon
Nov 19
AVV2:50 pmMelbourne Avalon
25h 24m
2 stops
PDX9:14 pmPortland
$1,723
Find similar
Qantas Airways
Nov 15
PDX10:30 amPortland
34h 20m
2 stops
AVV3:50 pmMelbourne Avalon
Nov 25
AVV10:20 amMelbourne Avalon
25h 52m
2 stops
PDX5:12 pmPortland
$1,770
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 July 31, 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

Wed 10/29

5:55 pm-2:05 pm

2 stops26h 10m

Melbourne Avalon

Thu 11/13

10:20 am-5:12 pm

2 stops25h 52m

$1,265

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Wed 11/5

2:50 pm-3:50 pm

2 stops30h 00m

Melbourne Avalon

Wed 11/19

2:50 pm-9:14 pm

2 stops25h 24m

$1,722

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Wed 11/5

2:50 pm-3:50 pm

2 stops30h 00m

Melbourne Avalon

Wed 11/19

2:50 pm-9:14 pm

2 stops25h 24m

$1,723

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Sat 11/15

10:30 am-3:50 pm

2 stops34h 20m

Melbourne Avalon

Tue 11/25

10:20 am-5:12 pm

2 stops25h 52m

$1,770

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Sat 11/15

6:00 am-3:50 pm

2 stops38h 50m

Melbourne Avalon

Tue 11/25

10:20 am-5:12 pm

2 stops25h 52m

$1,779

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Fri 11/14

6:00 am-7:35 am

2 stops54h 35m

Melbourne Avalon

Tue 11/25

10:20 am-5:12 pm

2 stops25h 52m

$1,784

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Sun 11/2

3:29 pm-9:45 am

2 stops23h 16m

Melbourne Avalon

Wed 11/12

10:20 am-5:12 pm

2 stops25h 52m

$1,939

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Fri 11/14

12:33 pm-3:50 pm

2 stops32h 17m

Melbourne Avalon

Mon 12/1

10:20 am-5:12 pm

2 stops25h 52m

$1,982

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Fri 11/14

2:50 pm-3:50 pm

2 stops30h 00m

Melbourne Avalon

Tue 11/25

8:55 pm-5:12 pm

2 stops39h 17m

$1,983

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Fri 11/14

3:29 pm-7:35 am

2 stops45h 06m

Melbourne Avalon

Sun 11/30

6:00 am-5:12 pm

2 stops30h 12m

$2,011

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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

Best Price Found

$467

Fastest flight time

22h 10m

Direct flights

None
The best one-way flight to Melbourne Avalon Airport from Portland in the past 72 hours is $467. The best round-trip flight deal from Portland to Melbourne Avalon Airport found on momondo in the last 72 hours is $1,265.
The fastest flight from Portland to Melbourne Avalon Airport takes 22h 10m
There are no direct flights from Portland to Melbourne Avalon Airport. Popular non-direct route for this connection is Portland Airport - Melbourne Avalon Airport.
Search flight deals

  • 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 23h 16m.

  • 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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