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Cheap flights from Oregon to Melbourne from $848

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Oregon to Melbourne departing on 25/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Oregon to Melbourne

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:10 - 20:05PDX  Portland-AVV Melbourne Avalon
40h 55m2 stops Vancouver Intl Brisbane
Multiple Airlines Logo
20:40 - 14:51AVV  Melbourne Avalon-PDX Portland
35h 11m2 stops Brisbane Vancouver Intl
$1,404Multiple Airlines
Sun, 16 Aug - Sat, 22 Aug
Multiple Airlines Logo
10:10 - 20:05PDX  Portland-AVV Melbourne Avalon
40h 55m2 stops Vancouver Intl Brisbane
Multiple Airlines Logo
20:40 - 19:11AVV  Melbourne Avalon-PDX Portland
39h 31m2 stops Brisbane Vancouver Intl
$1,508Multiple Airlines
Sun, 16 Aug - Sat, 22 Aug
Multiple Airlines Logo
19:10 - 14:05PDX  Portland-AVV Melbourne Avalon
23h 55m2 stops Vancouver Intl Sydney Kingsford Smith
Multiple Airlines Logo
06:00 - 09:26AVV  Melbourne Avalon-PDX Portland
22h 26m2 stops Sydney Kingsford Smith Vancouver Intl
$1,832Multiple Airlines
Fri, 6 Nov - Wed, 18 Nov
Multiple Airlines Logo
19:10 - 14:05PDX  Portland-AVV Melbourne Avalon
23h 55m2 stops Vancouver Intl Sydney Kingsford Smith
Multiple Airlines Logo
06:00 - 09:26AVV  Melbourne Avalon-PDX Portland
22h 26m2 stops Sydney Kingsford Smith Vancouver Intl
$1,964Multiple Airlines
Sun, 8 Nov - Sun, 29 Nov
Multiple Airlines Logo
19:10 - 14:05PDX  Portland-AVV Melbourne Avalon
23h 55m2 stops Vancouver Intl Sydney Kingsford Smith
Multiple Airlines Logo
06:00 - 09:26AVV  Melbourne Avalon-PDX Portland
22h 26m2 stops Sydney Kingsford Smith Vancouver Intl
$1,966Multiple Airlines
Sun, 8 Nov - Sun, 29 Nov
Multiple Airlines Logo
19:10 - 14:05PDX  Portland-AVV Melbourne Avalon
23h 55m2 stops Vancouver Intl Sydney Kingsford Smith
Multiple Airlines Logo
06:00 - 09:26AVV  Melbourne Avalon-PDX Portland
22h 26m2 stops Sydney Kingsford Smith Vancouver Intl
$1,967Multiple Airlines
Sun, 8 Nov - Sun, 29 Nov
Multiple Airlines Logo
19:10 - 14:05PDX  Portland-AVV Melbourne Avalon
23h 55m2 stops Vancouver Intl Sydney Kingsford Smith
Multiple Airlines Logo
06:00 - 09:26AVV  Melbourne Avalon-PDX Portland
22h 26m2 stops Sydney Kingsford Smith Vancouver Intl
$2,013Multiple Airlines
Sun, 1 Nov - Sun, 8 Nov
Multiple Airlines Logo
19:10 - 14:05PDX  Portland-AVV Melbourne Avalon
23h 55m2 stops Vancouver Intl Sydney Kingsford Smith
Multiple Airlines Logo
06:00 - 09:26AVV  Melbourne Avalon-PDX Portland
22h 26m2 stops Sydney Kingsford Smith Vancouver Intl
$2,014Multiple Airlines
Sun, 1 Nov - Sun, 8 Nov
Multiple Airlines Logo
17:55 - 22:50PDX  Portland-AVV Melbourne Avalon
35h 55m2 stops Los Angeles Los Angeles Sydney Kingsford Smith
Multiple Airlines Logo
06:00 - 20:36AVV  Melbourne Avalon-PDX Portland
31h 36m2 stops Sydney Kingsford Smith Los Angeles Los Angeles
$2,233Multiple Airlines
Wed, 23 Sep - Wed, 30 Sep
Multiple Airlines Logo
17:55 - 22:50PDX  Portland-AVV Melbourne Avalon
35h 55m2 stops Los Angeles Los Angeles Sydney Kingsford Smith
Multiple Airlines Logo
06:00 - 20:36AVV  Melbourne Avalon-PDX Portland
31h 36m2 stops Sydney Kingsford Smith Los Angeles Los Angeles
$2,236Multiple Airlines
Wed, 23 Sep - Wed, 30 Sep

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Qantas Airways flights from Oregon to Melbourne Avalon Airport

Our best Qantas Airways deals on Oregon to Melbourne Avalon Airport flight tickets
Qantas Airways
26 Oct
PDX06:30Portland
43h 50m
2 stops
AVV20:20Melbourne Avalon
19 Nov
AVV06:00Melbourne Avalon
23h 33m
2 stops
PDX10:33Portland
$3,168
Qantas Airways
28 Aug
PDX14:53Portland
30h 27m
2 stops
AVV14:20Melbourne Avalon
4 Sept
AVV20:40Melbourne Avalon
44h 19m
2 stops
PDX23:59Portland
$3,973
Qantas Airways
2 Dec
PDX10:30Portland
50h 05m
2 stops
AVV07:35Melbourne Avalon
6 Dec
AVV10:20Melbourne Avalon
50h 08m
2 stops
PDX17:28Portland
$4,209

momondo Fare Finder

 
Customise your flight search to find flights from Oregon 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 78,305 searches. Data last updated 5 August 2026.
Use the filters below to find and compare flights from Oregon to Melbourne Avalon Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PortlandMelbourne

PDX Portland - AVV Melbourne Avalon

PDXAVV

Portland

Sun 16/8

10:10-20:05

2 stops40h 55m

Melbourne Avalon

Sat 22/8

20:40-14:51

2 stops35h 11m

$1,404

PortlandMelbourne

PDX Portland - AVV Melbourne Avalon

PDXAVV

Portland

Sun 16/8

10:10-20:05

2 stops40h 55m

Melbourne Avalon

Sat 22/8

20:40-19:11

2 stops39h 31m

$1,508
Fastest return journey

PortlandMelbourne

PDX Portland - AVV Melbourne Avalon

PDXAVV

Portland

Fri 6/11

19:10-14:05

2 stops23h 55m

Melbourne Avalon

Wed 18/11

06:00-09:26

2 stops22h 26m

$1,832

PortlandMelbourne

PDX Portland - AVV Melbourne Avalon

PDXAVV

Portland

Sun 8/11

19:10-14:05

2 stops23h 55m

Melbourne Avalon

Sun 29/11

06:00-09:26

2 stops22h 26m

$1,964

PortlandMelbourne

PDX Portland - AVV Melbourne Avalon

PDXAVV

Portland

Sun 8/11

19:10-14:05

2 stops23h 55m

Melbourne Avalon

Sun 29/11

06:00-09:26

2 stops22h 26m

$1,966

PortlandMelbourne

PDX Portland - AVV Melbourne Avalon

PDXAVV

Portland

Sun 8/11

19:10-14:05

2 stops23h 55m

Melbourne Avalon

Sun 29/11

06:00-09:26

2 stops22h 26m

$1,967

PortlandMelbourne

PDX Portland - AVV Melbourne Avalon

PDXAVV

Portland

Sun 1/11

19:10-14:05

2 stops23h 55m

Melbourne Avalon

Sun 8/11

06:00-09:26

2 stops22h 26m

$2,013

PortlandMelbourne

PDX Portland - AVV Melbourne Avalon

PDXAVV

Portland

Sun 1/11

19:10-14:05

2 stops23h 55m

Melbourne Avalon

Sun 8/11

06:00-09:26

2 stops22h 26m

$2,014

PortlandMelbourne

PDX Portland - AVV Melbourne Avalon

PDXAVV

Portland

Wed 23/9

17:55-22:50

2 stops35h 55m

Melbourne Avalon

Wed 30/9

06:00-20:36

2 stops31h 36m

$2,233

PortlandMelbourne

PDX Portland - AVV Melbourne Avalon

PDXAVV

Portland

Wed 23/9

17:55-22:50

2 stops35h 55m

Melbourne Avalon

Wed 30/9

06:00-20:36

2 stops31h 36m

$2,236

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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Cheap Oregon to Melbourne Avalon Airport flight deals and tips

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

Fastest flight time

23h 55m

Direct flights

None
The fastest flight from Oregon to Melbourne Avalon Airport takes 23h 55m
There are no direct flights from Oregon to Melbourne Avalon Airport. There are no popular flight routes from Oregon to Melbourne Avalon Airport.
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Frequently asked questions about flying from Oregon to Melbourne Avalon Airport

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

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Oregon to Melbourne Avalon Airport.

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

    The required travel and health documents for your Melbourne Avalon Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Melbourne Avalon Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from Oregon to Melbourne Avalon Airport

  • How do I get Price Alerts for flights from Oregon to Melbourne Avalon Airport?

    Price Alerts will notify you by email when the price for flights to Melbourne Avalon Airport from Oregon decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Oregon to Melbourne Avalon Airport with momondo?

    Plan your trips smart with the “Price Forecast” feature, which uses flight data to help you pick the best days to fly for the lowest fares. Our “Price Calendar” helps you get the most for your money by showing you when it’s most advantageous to fly. Curate your own travel experiences for less with “Explore”. Expert travel hacks to fuel your next adventure are a click away with “Discover” by momondo. Set up our “Price Alerts” to track fare changes and book when prices are at their lowest point.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Why use momondo?

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

It is quick and easy to find Oregon to Melbourne flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Melbourne that suits you.

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

All flight searches from Oregon to Melbourne on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Melbourne from Oregon.

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

Of course. momondo tracks the price of Oregon to Melbourne flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your Melbourne Avalon Airport trip

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