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Cheap flights from Oregon to Melbourne from $678

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/8. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — MEL
17 May — 24 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Oregon to Melbourne

Enter your travel dates to find the best prices.

Cheapest flights from Oregon to Melbourne
Explore the most affordable flight options available from Oregon to Melbourne. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 April 2026.

Fri 8/519:45
PDX
-
MEL
2 stops22h 35m
Multiple Airlines
Thu 21/521:05
MEL
-
PDX
2 stops29h 25m
Multiple Airlines
Deal found 13/4$1,256
Fri 29/519:45
PDX
-
MEL
2 stops22h 35m
Multiple Airlines
Fri 5/606:00
MEL
-
PDX
2 stops20h 30m
Multiple Airlines
Deal found 13/4$1,258
Thu 28/515:30
PDX
-
MEL
2 stops26h 50m
Multiple Airlines
Thu 4/606:00
MEL
-
PDX
2 stops25h 45m
Multiple Airlines
Deal found 13/4$1,259
Tue 28/719:45
PDX
-
MEL
2 stops22h 40m
Multiple Airlines
Fri 31/720:45
MEL
-
PDX
2 stops29h 46m
Multiple Airlines
Deal found 12/4$1,263
Tue 5/519:45
PDX
-
MEL
2 stops22h 35m
Multiple Airlines
Tue 19/506:00
MEL
-
PDX
2 stops20h 30m
Multiple Airlines
Deal found 14/4$1,265
Tue 4/815:30
PDX
-
MEL
2 stops27h 50m
Air Canada
Tue 18/806:00
MEL
-
PDX
2 stops30h 11m
Air Canada
Deal found 13/4$1,269
Thu 3/1219:10
PDX
-
MEL
2 stops25h 25m
Air Canada
Thu 10/1218:50
MEL
-
PDX
2 stops33h 35m
Air Canada
Deal found 12/4$1,319
Sat 5/919:45
PDX
-
AVV
2 stops25h 35m
Multiple Airlines
Tue 15/920:55
AVV
-
PDX
2 stops29h 36m
Multiple Airlines
Deal found 13/4$1,393
Wed 17/619:45
PDX
-
MEL
2 stops22h 50m
Air Canada
Fri 17/706:00
MEL
-
PDX
2 stops30h 11m
Air Canada
Deal found 16/4$1,457
Sat 7/1119:10
PDX
-
MEL
2 stops23h 50m
Air Canada
Wed 11/1108:10
MEL
-
PDX
2 stops20h 15m
Air Canada
Deal found 13/4$1,467
Thu 28/517:40
PDX
-
MEL
1 stop20h 05m
Qantas Airways
Thu 4/609:45
MEL
-
PDX
1 stop23h 53m
Qantas Airways
Deal found 13/4$1,492
Sun 26/415:15
PDX
-
MEL
2 stops26h 50m
Air Canada
Wed 29/406:00
MEL
-
PDX
2 stops20h 10m
Air Canada
Deal found 12/4$1,515

Find flight deals from Oregon to Melbourne

Keep the following information in mind while searching for Oregon to Melbourne flight deals. Data was last updated 17 April 2026.

Round-trip from

$1,256

One-way from

$678

Popular in

October

Cheapest in

June

Average price

$1,828
8/5-21/5
  • 8/5-21/5
  • 4 total stops
  • 52h 00m total
  • Oregon to Melbourne
Search Deals
30/8
  • 30/8
  • 3 total stops
  • 39h 36m total
  • Oregon to Melbourne
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($251 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($88 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Oregon to Melbourne 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, Cheapflights users made 647,157 searches. Data last updated 17 April 2026.
Use the filters below to find and compare flights from Oregon to Melbourne that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sat 5/9

14:50-06:45

1 stop22h 55m

Melbourne

Sat 19/9

09:45-13:32

1 stop20h 47m

$1,548

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Sat 5/9

19:45-14:20

2 stops25h 35m

Melbourne Avalon

Sat 19/9

20:55-14:51

2 stops34h 56m

$1,550

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Fri 29/5

07:05-07:50

2 stops31h 45m

Melbourne

Fri 5/6

10:00-16:23

1 stop23h 23m

$1,580

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Tue 5/5

14:50-06:45

1 stop22h 55m

Melbourne

Sun 31/5

09:45-13:31

1 stop20h 46m

$1,687
Fastest return journey

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sun 24/5

17:40-06:45

1 stop20h 05m

Melbourne

Sun 31/5

09:45-13:31

1 stop20h 46m

$1,687

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Tue 5/5

14:50-06:45

1 stop22h 55m

Melbourne

Tue 19/5

09:45-13:31

1 stop20h 46m

$1,687

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Wed 13/5

12:33-06:45

1 stop25h 12m

Melbourne

Sat 16/5

09:45-21:35

1 stop28h 50m

$1,702

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sun 21/6

18:46-08:15

1 stop20h 29m

Melbourne

Sun 23/8

09:30-23:09

2 stops30h 39m

$1,708

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sun 24/5

17:00-08:15

2 stops46h 15m

Melbourne

Sun 31/5

10:55-17:44

1 stop23h 49m

$1,708

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Tue 4/8

11:05-08:15

2 stops28h 10m

Melbourne

Tue 18/8

10:55-20:55

2 stops27h 00m

$1,708

Flights are sorted by cheapest return flights first.

Deals found on 16/4

Showing 1-10 of 34 resultsSorted by cheapest first
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Best time to book a flight from Oregon to Melbourne

Have a flexible travel schedule? Discover the best time to fly to Melbourne from Oregon with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Oregon to Melbourne

What is the cheapest month to book a flight from Oregon to Melbourne?

Currently, December is the cheapest month in which you can book a flight from Oregon to Melbourne (average of $800). Flying from Oregon to Melbourne in July is currently the most expensive (average of $1,761). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

How much does it cost for a return flight from Oregon to Melbourne?

Related info for your journey

Find useful and relevant information for your journey from Oregon to Melbourne. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Oregon to Melbourne?

    Airlines like Delta and Qantas Airways fly from Oregon to Melbourne in about 27h 34m. The time it takes to get you to your destination can typically vary by up to 4h 11m. The distance from Oregon to Melbourne is about 13105 km. Both multi-stop and direct flights can be found to your destination and back.

  • Can I find deals for flights from Oregon to Melbourne that include hotel bookings?

    Yes. In addition to deals on Oregon to Melbourne flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Oregon to Melbourne?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Oregon to Melbourne.

  • Can I find deals for business class flights from Oregon to Melbourne?

    Yes. Cheapflights offers flight deals from Oregon to Melbourne by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Oregon to Melbourne?

    Currently, December is the cheapest month in which you can book a flight from Oregon to Melbourne (average of $800). Flying from Oregon to Melbourne in July is currently the most expensive (average of $1,761). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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How does Cheapflights help users find flights from Oregon to Melbourne?

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Why should you use Cheapflights to find cheap flight tickets from Oregon to Melbourne?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Melbourne from Oregon.

Can Cheapflights find flights from Oregon to Melbourne with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Oregon to Melbourne flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Oregon to Melbourne become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Melbourne from Oregon today and book when prices fit your budget.

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