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Cheap flights from Oregon to Melbourne from $671

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 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
PDX — MEL
2 Apr — 9 Apr1
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 3 March 2026.

Fri 8/519:45
PDX
-
MEL
2 stops22h 40m
Multiple Airlines
Thu 21/506:00
MEL
-
PDX
2 stops20h 30m
Multiple Airlines
Deal found 28/2$1,224
Tue 14/419:05
PDX
-
MEL
2 stops23h 15m
Multiple Airlines
Thu 30/406:00
MEL
-
PDX
2 stops20h 10m
Multiple Airlines
Deal found 26/2$1,225
Fri 1/519:45
PDX
-
MEL
2 stops22h 40m
Multiple Airlines
Sun 10/520:45
MEL
-
PDX
2 stops29h 45m
Multiple Airlines
Deal found 28/2$1,230
Mon 13/419:05
PDX
-
MEL
2 stops23h 15m
Multiple Airlines
Mon 20/420:40
MEL
-
PDX
2 stops29h 30m
Multiple Airlines
Deal found 1/3$1,234
Mon 13/419:05
PDX
-
MEL
2 stops23h 00m
Multiple Airlines
Tue 28/406:00
MEL
-
PDX
2 stops20h 10m
Multiple Airlines
Deal found 26/2$1,235
Wed 17/619:45
PDX
-
MEL
2 stops23h 35m
Air Canada
Fri 17/706:00
MEL
-
PDX
2 stops30h 06m
Air Canada
Deal found 1/3$1,237
Tue 4/819:45
PDX
-
MEL
2 stops22h 35m
Air Canada
Tue 18/806:00
MEL
-
PDX
2 stops20h 31m
Air Canada
Deal found 27/2$1,299
Tue 4/815:25
PDX
-
MEL
2 stops26h 55m
Multiple Airlines
Tue 18/806:00
MEL
-
PDX
2 stops25h 51m
Multiple Airlines
Deal found 27/2$1,330
Thu 19/313:39
PDX
-
MEL
1 stop25h 21m
United Airlines
Tue 24/312:00
MEL
-
PDX
1 stop24h 47m
United Airlines
Deal found 26/2$1,333
Tue 21/417:49
PDX
-
AVV
2 stops27h 31m
Qantas Airways
Fri 1/508:50
AVV
-
PDX
2 stops29h 45m
Qantas Airways
Deal found 26/2$3,017
Thu 16/715:41
PDX
-
AVV
2 stops29h 29m
Qantas Airways
Tue 18/810:30
AVV
-
PDX
2 stops27h 20m
Qantas Airways
Deal found 28/2$3,102
Wed 17/615:38
PDX
-
AVV
2 stops29h 42m
Qantas Airways
Fri 17/708:50
AVV
-
PDX
2 stops29h 39m
Qantas Airways
Deal found 28/2$3,194

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 3 March 2026.

Round-trip from

$1,224

One-way from

$671

Popular in

December

Cheapest in

February

Average price

$1,573
Air Canada
  • Air Canada
  • 8/5-21/5
  • 4 total stops
  • 43h 10m total
  • Oregon to Melbourne
Search Deals
8/4
  • 8/4
  • 2 total stops
  • 23h 35m total
  • Oregon to Melbourne
Search Deals
Highest demand for flights based on searches. 4% potential increase in price ($112 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($65 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 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 3 March 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

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Wed 13/5

19:45-08:15

1 stop19h 30m

Melbourne

Sun 17/5

10:55-16:33

1 stop22h 38m

$1,333

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Fri 8/5

19:45-08:15

1 stop19h 30m

Melbourne

Thu 21/5

10:55-20:54

1 stop26h 59m

$1,333

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Thu 19/3

05:05-09:00

2 stops33h 55m

Melbourne

Tue 24/3

10:30-17:51

2 stops25h 21m

$1,338

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Mon 13/4

07:00-07:30

2 stops31h 30m

Melbourne

Wed 29/4

10:55-12:26

1 stop18h 31m

$1,357

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Tue 21/4

17:49-14:20

2 stops27h 31m

Melbourne Avalon

Fri 1/5

08:50-21:35

2 stops29h 45m

$3,017

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Thu 16/7

15:41-14:10

2 stops29h 29m

Melbourne Avalon

Tue 18/8

10:30-20:50

2 stops27h 20m

$3,102

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Wed 17/6

15:38-14:20

2 stops29h 42m

Melbourne Avalon

Fri 17/7

08:50-21:29

2 stops29h 39m

$3,194

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Fri 17/7

15:41-14:10

2 stops29h 29m

Melbourne Avalon

Mon 17/8

10:30-20:50

2 stops27h 20m

$3,419

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Wed 8/7

17:34-14:20

2 stops27h 46m

Melbourne Avalon

Wed 15/7

10:30-23:59

2 stops30h 29m

$3,484

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Fri 17/7

15:41-14:10

2 stops29h 29m

Melbourne Avalon

Fri 31/7

08:50-23:59

2 stops32h 09m

$3,493

Flights are sorted by cheapest return flights first.

Deals found on 2/3

Showing 1-10 of 15 resultsSorted by cheapest first
1
2

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 $1,251). Flying from Oregon to Melbourne in July is currently the most expensive (average of $1,786). 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.

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 United Airlines and Qantas Airways fly from Oregon to Melbourne in about 19h 30m. The time it takes to get you to your destination can typically vary by up to 8h 01m. The distance from Oregon to Melbourne is about 13053 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 $1,251). Flying from Oregon to Melbourne in July is currently the most expensive (average of $1,786). 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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