What airlines fly to Melbourne?

United Airlines, Delta and Qantas Airways are the top three most popular airlines that fly to Melbourne from Portland according to our data. United Airlines is the first choice among our users, with 69% of people opting to fly with this airline when traveling to Melbourne. Keep in mind that there are 3 different airlines that fly to Melbourne on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Portland to Melbourne?

United Airlines and Alaska Airlines are the most popular carriers operating from Portland to Melbourne

When did momondo last update prices for flights from Portland Airport to Melbourne?

Prices for flights from Portland Airport to Melbourne were last updated today.

How many operators does momondo search for flights from Portland Airport to Melbourne?

The number of operators available for flights from Portland Airport to Melbourne is 3 as of October 2026.

How old do you have to be to fly from Portland Airport to Melbourne?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Melbourne.

What documentation or ID do you need to fly to Melbourne?

The travel and health documents required for your trip to Melbourne can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Melbourne. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$590 Cheap Flights from Portland to Melbourne in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Portland to Melbourne

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:10 pm - 2:35 pmPDX Portland-MEL Melbourne

24h 25m2 stops Vancouver Intl Sydney Kingsford Smith

6:05 am - 9:25 amMEL Melbourne-PDX Portland

21h 20m2 stops Brisbane Vancouver Intl

$1,119Multiple Airlines

Tue, Feb 16 - Wed, Mar 17

3:15 pm - 3:35 pmPDX Portland-MEL Melbourne

29h 20m2 stops Vancouver Intl Sydney Kingsford Smith

8:10 am - 9:26 amMEL Melbourne-PDX Portland

20h 16m2 stops Brisbane Vancouver Intl

$1,164Air Canada

Mon, Feb 1 - Fri, Feb 12

3:15 pm - 1:35 pmPDX Portland-MEL Melbourne

27h 20m2 stops Vancouver Intl Sydney Kingsford Smith

7:10 pm - 9:26 amMEL Melbourne-PDX Portland

33h 16m2 stops Auckland Intl Vancouver Intl

$1,178Air Canada

Thu, Nov 26 - Thu, Dec 3

2:34 pm - 9:30 amPDX Portland-MEL Melbourne

23h 56m1 stop Los Angeles

10:45 pm - 1:26 pmMEL Melbourne-PDX Portland

33h 41m1 stop Los Angeles

$1,239Qantas Airways

Mon, Feb 1 - Fri, Feb 12

5:45 am - 8:00 amPDX Portland-MEL Melbourne

31h 15m2 stops Salt Lake City Los Angeles

10:10 am - 10:03 amMEL Melbourne-PDX Portland

18h 53m1 stop Los Angeles

$1,243Delta

Thu, Nov 26 - Thu, Dec 3

5:00 am - 10:30 amPDX Portland-MEL Melbourne

34h 30m2 stops Denver Intl San Francisco

11:30 am - 6:23 pmMEL Melbourne-PDX Portland

25h 53m3 stops Los Angeles Denver Intl San Francisco

$1,247United Airlines

Thu, Nov 26 - Thu, Dec 3

1:31 pm - 10:30 amPDX Portland-MEL Melbourne

25h 59m1 stop San Francisco

11:45 am - 6:31 pmMEL Melbourne-PDX Portland

24h 46m1 stop San Francisco

$1,273United Airlines

Tue, Feb 16 - Wed, Mar 17

1:35 pm - 9:30 amPDX Portland-MEL Melbourne

24h 55m1 stop Los Angeles

10:45 pm - 11:28 pmMEL Melbourne-PDX Portland

19h 43m1 stop Los Angeles

$1,929Qantas Airways

Sat, Dec 5 - Sun, Dec 13

11:01 am - 8:00 amPDX Portland-MEL Melbourne

25h 59m1 stop Los Angeles

10:10 am - 10:03 amMEL Melbourne-PDX Portland

18h 53m1 stop Los Angeles

$2,176Delta

Sat, Dec 12 - Sat, Dec 19

1:09 pm - 10:20 amPDX Portland-MEL Melbourne

28h 11m2 stops Los Angeles Sydney Kingsford Smith

9:30 pm - 12:39 pmMEL Melbourne-PDX Portland

32h 09m1 stop Los Angeles

$7,321Qantas Airways

Wed, Apr 14 - Thu, Apr 29

Cheap last minute flights

Enter your travel dates to find the best prices.

11:09 am - 8:00 amPDX Portland-MEL Melbourne

25h 51m1 stop Los Angeles

10:10 am - 10:04 amMEL Melbourne-PDX Portland

18h 54m1 stop Los Angeles

$1,128Delta

Mon, Nov 2 - Mon, Nov 9

9:55 am - 8:00 amPDX Portland-MEL Melbourne

27h 05m2 stops Salt Lake City Los Angeles

10:10 am - 10:04 amMEL Melbourne-PDX Portland

18h 54m1 stop Los Angeles

$1,128Delta

Tue, Nov 3 - Wed, Nov 11

7:15 am - 8:00 amPDX Portland-MEL Melbourne

29h 45m1 stop Los Angeles

10:10 am - 10:04 amMEL Melbourne-PDX Portland

18h 54m1 stop Los Angeles

$1,128Delta

Tue, Nov 3 - Wed, Nov 11

1:15 pm - 9:30 amPDX Portland-MEL Melbourne

25h 15m2 stops Denver Intl Los Angeles

12:45 pm - 12:21 pmMEL Melbourne-PDX Portland

18h 36m1 stop San Francisco

$1,133United Airlines

Wed, Nov 4 - Wed, Nov 11

7:26 pm - 10:30 amPDX Portland-MEL Melbourne

20h 04m1 stop San Francisco

12:45 pm - 9:02 pmMEL Melbourne-PDX Portland

27h 17m1 stop San Francisco

$1,133United Airlines

Wed, Nov 4 - Wed, Nov 11

9:00 am - 10:30 amPDX Portland-MEL Melbourne

30h 30m2 stops Denver Intl San Francisco

11:30 am - 6:09 pmMEL Melbourne-PDX Portland

25h 39m2 stops Los Angeles Denver Intl

$1,147United Airlines

Tue, Nov 3 - Wed, Nov 11

2:50 pm - 10:05 amPDX Portland-MEL Melbourne

24h 15m2 stops San Francisco Sydney Kingsford Smith

10:45 pm - 12:01 amMEL Melbourne-PDX Portland

20h 16m1 stop Los Angeles

$1,350Qantas Airways

Fri, Nov 6 - Fri, Nov 13

11:09 pm - 5:00 amPDX Portland-MEL Melbourne

58h 51m2 stops Chicago O'Hare Intl Dallas/Fort Worth

12:00 pm - 5:54 pmMEL Melbourne-PDX Portland

24h 54m2 stops Dallas/Fort Worth Phoenix Sky Harbor Intl

$1,390American Airlines

Sun, Nov 1 - Tue, Nov 10

6:51 am - 5:00 amPDX Portland-MEL Melbourne

27h 09m2 stops Los Angeles Dallas/Fort Worth

12:00 pm - 5:54 pmMEL Melbourne-PDX Portland

24h 54m2 stops Dallas/Fort Worth Phoenix Sky Harbor Intl

$1,390American Airlines

Tue, Nov 3 - Tue, Nov 10

6:04 pm - 12:05 pmPDX Portland-MEL Melbourne

23h 01m2 stops Los Angeles Sydney Kingsford Smith

7:25 am - 12:29 pmMEL Melbourne-PDX Portland

24h 04m2 stops Sydney Kingsford Smith Los Angeles

$1,619Qantas Airways

Mon, Nov 2 - Sat, Nov 14

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Delta flights from Portland to Melbourne

Our best Delta deals on Portland to Melbourne flight tickets

Delta

Feb 14

PDX1:00 pmPortland

24h 00m

1 stop

MEL8:00 amMelbourne

Feb 23

MEL10:10 amMelbourne

21h 08m

1 stop

PDX12:18 pmPortland

$1,125

Delta

Nov 1

PDX9:55 amPortland

27h 05m

2 stops

MEL8:00 amMelbourne

Nov 10

MEL10:10 amMelbourne

18h 54m

1 stop

PDX10:04 amPortland

$1,128

Delta

Feb 15

PDX1:45 pmPortland

23h 15m

2 stops

MEL8:00 amMelbourne

Mar 1

MEL10:10 amMelbourne

28h 18m

1 stop

PDX7:28 pmPortland

$1,130

United Airlines flights from Portland to Melbourne

Our best United Airlines deals on Portland to Melbourne flight tickets

United Airlines

Nov 4

PDX1:15 pmPortland

25h 15m

2 stops

MEL9:30 amMelbourne

Nov 11

MEL12:45 pmMelbourne

18h 36m

1 stop

PDX12:21 pmPortland

$1,133

United Airlines

Nov 1

PDX10:47 amPortland

28h 43m

2 stops

MEL10:30 amMelbourne

Nov 11

MEL11:30 amMelbourne

25h 39m

2 stops

PDX6:09 pmPortland

$1,147

United Airlines

Nov 4

PDX7:26 pmPortland

20h 04m

1 stop

MEL10:30 amMelbourne

Nov 10

MEL1:00 pmMelbourne

44h 34m

2 stops

PDX2:34 pmPortland

$1,157

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Tue 2/16

7:10 pm-2:35 pm

2 stops24h 25m

Melbourne

Wed 3/17

6:05 am-9:25 am

2 stops21h 20m

$1,119

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Mon 2/1

3:15 pm-3:35 pm

2 stops29h 20m

Melbourne

Fri 2/12

8:10 am-9:26 am

2 stops20h 16m

$1,164

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Thu 11/26

3:15 pm-1:35 pm

2 stops27h 20m

Melbourne

Thu 12/3

7:10 pm-9:26 am

2 stops33h 16m

$1,178

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Mon 2/1

2:34 pm-9:30 am

1 stop23h 56m

Melbourne

Fri 2/12

10:45 pm-1:26 pm

1 stop33h 41m

$1,239

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Thu 11/26

5:45 am-8:00 am

2 stops31h 15m

Melbourne

Thu 12/3

10:10 am-10:03 am

1 stop18h 53m

$1,243

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Thu 11/26

5:00 am-10:30 am

2 stops34h 30m

Melbourne

Thu 12/3

11:30 am-6:23 pm

3 stops25h 53m

$1,247

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Tue 2/16

1:31 pm-10:30 am

1 stop25h 59m

Melbourne

Wed 3/17

11:45 am-6:31 pm

1 stop24h 46m

$1,273

Quickest round-trip

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Sat 12/5

1:35 pm-9:30 am

1 stop24h 55m

Melbourne

Sun 12/13

10:45 pm-11:28 pm

1 stop19h 43m

$1,929

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Sat 12/12

11:01 am-8:00 am

1 stop25h 59m

Melbourne

Sat 12/19

10:10 am-10:03 am

1 stop18h 53m

$2,176

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Wed 4/14

1:09 pm-10:20 am

2 stops28h 11m

Melbourne

Thu 4/29

9:30 pm-12:39 pm

1 stop32h 09m

$7,321

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Portland to Melbourne

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

Prices

Airlines

What is the typical price of a round-trip flight between Portland and Melbourne?

Prices are currently low for flights on this route.

Typical prices usually range from $1,078 to $1,493.
The lowest price recently found on this route was $1,019.

What is the cheapest month to fly to Melbourne?

In general, June is the cheapest month to fly from Portland to Melbourne. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $984. The month of February is another great option to travel to Melbourne, with average flight prices from Portland averaging around $1,200.

Cheap Portland to Melbourne flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Portland to Melbourne

Best Price Found	$590
Fastest flight time	22h 52m
Direct flights	None

The best one-way flight to Melbourne from Portland in the past 72 hours is $590. The best round-trip flight deal from Portland to Melbourne found on momondo in the last 72 hours is $1,119.

The fastest flight from Portland to Melbourne takes 22h 52m

There are no direct flights from Portland to Melbourne. There are no popular flight routes from Portland to Melbourne.

Search flight deals

Frequently asked questions about flying from Portland to Melbourne

How far is Portland to Melbourne by plane?
The straight-line distance from Portland to Melbourne is 8105.9 mi. Typically, this will take 22h 52m by plane in normal conditions.
When did momondo last update prices for flights from Portland Airport to Melbourne?
Prices for flights from Portland Airport to Melbourne were last updated today.
How many operators does momondo search for flights from Portland Airport to Melbourne?
The number of operators available for flights from Portland Airport to Melbourne is 3 as of October 2026.
How old do you have to be to fly from Portland Airport to Melbourne?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Portland Airport to Melbourne.
What documentation or ID do you need to fly to Melbourne?
The travel and health documents required for your trip to Melbourne can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Melbourne. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Portland to Melbourne

Compare and see reviews for airlines that fly from Portland to Melbourne with momondo

Airline	Rating	Free Cancellation	Price
Qantas Airways	PriceFrom $757	Free Cancellation	Rating 7.5 1,122 reviews	Search Qantas Airways flights
Delta	PriceFrom $984	Free Cancellation	Rating 7.8 8,694 reviews	Search Delta flights
United Airlines	PriceFrom $1,021	Free Cancellation	Rating 7.3 10,453 reviews	Search United Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Melbourne from Portland.

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 helps you find the best flight between Portland and Melbourne by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Portland to Melbourne flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Cheap flights from Portland to Melbourne from $590

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 11/22. 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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Delta flights from Portland to Melbourne

Our best Delta deals on Portland to Melbourne flight tickets

United Airlines flights from Portland to Melbourne

Our best United Airlines deals on Portland to Melbourne flight tickets

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Use the filters below to find and compare flights from Portland to Melbourne that are best for you.

See travel insights to Melbourne from

How to get the cheapest flight ticket from Portland to Melbourne

What is the typical price of a round-trip flight between Portland and Melbourne?

What is the cheapest month to fly to Melbourne?

What is the cheapest airline that flies from Portland to Melbourne?

What airlines fly to Melbourne?

Cheap Portland to Melbourne flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Portland to Melbourne

Best airlines flying from Portland to Melbourne

Compare and see reviews for airlines that fly from Portland to Melbourne with momondo

Why use momondo?

An easier way to manage your Melbourne trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Australia

Fly into one of these airports located in Melbourne

Airports listed have a maximum distance of 31.3 mi from Melbourne

Fly your favorite airline to Melbourne

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

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Popular flights according to clicks in the last 7 days on momondo

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According to popular flight searches on momondo this year

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