What airlines fly to Melbourne?

United Airlines, Qantas Airways and Delta 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 68% of people opting to fly with this airline when traveling to Melbourne. Keep in mind that there are 4 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 Qantas Airways 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 4 as of September 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.

$573 Cheap Flights from Portland to Melbourne in 2026

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

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

20h 16m2 stops Brisbane Vancouver Intl

$928Multiple Airlines

Mon, Nov 9 - Mon, Nov 16

7:15 pm - 8:40 pmPDX Portland-AVV Melbourne Avalon

31h 25m2 stops Vancouver Intl Brisbane

9:15 pm - 9:26 amAVV Melbourne Avalon-PDX Portland

31h 11m2 stops Brisbane Vancouver Intl

$951Multiple Airlines

Sun, Oct 25 - Sun, Nov 1

7:10 pm - 2:15 pmPDX Portland-MEL Melbourne

24h 05m2 stops Vancouver Intl Brisbane

8:10 am - 2:41 pmMEL Melbourne-PDX Portland

25h 31m2 stops Brisbane Vancouver Intl

$964Air Canada

Sun, Jan 31 - Wed, Feb 10

7:10 pm - 3:15 pmPDX Portland-MEL Melbourne

25h 05m2 stops Vancouver Intl Brisbane

7:10 am - 1:40 pmMEL Melbourne-PDX Portland

25h 30m2 stops Brisbane Vancouver Intl

$964Air Canada

Sun, Mar 7 - Sun, Mar 14

1:03 pm - 9:15 amPDX Portland-MEL Melbourne

26h 12m1 stop San Francisco

11:45 am - 12:22 pmMEL Melbourne-PDX Portland

18h 37m1 stop San Francisco

$1,165United Airlines

Tue, Oct 20 - Tue, Oct 27

3:40 pm - 9:30 amPDX Portland-MEL Melbourne

23h 50m1 stop San Francisco

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

18h 36m1 stop San Francisco

$1,165United Airlines

Sun, Oct 25 - Wed, Nov 11

2:30 pm - 6:45 amPDX Portland-MEL Melbourne

22h 15m1 stop Los Angeles

10:45 pm - 9:31 amMEL Melbourne-PDX Portland

28h 46m1 stop Los Angeles

$1,215Qantas Airways

Thu, Oct 22 - Thu, Oct 29

6:37 am - 9:30 amPDX Portland-MEL Melbourne

31h 53m1 stop Los Angeles

10:45 pm - 5:20 pmMEL Melbourne-PDX Portland

36h 35m1 stop Los Angeles

$1,217Qantas Airways

Sun, Mar 7 - Sun, Mar 14

5:34 pm - 7:50 amPDX Portland-MEL Melbourne

21h 16m1 stop Los Angeles

11:00 am - 12:11 pmMEL Melbourne-PDX Portland

19h 11m1 stop Los Angeles

$1,230Delta

Wed, Sep 23 - Sun, Oct 18

5:34 pm - 7:50 amPDX Portland-MEL Melbourne

21h 16m1 stop Los Angeles

11:00 am - 12:11 pmMEL Melbourne-PDX Portland

19h 11m1 stop Los Angeles

$1,230Delta

Wed, Sep 23 - Fri, Oct 16

Cheap last minute flights

Enter your travel dates to find the best prices.

10:47 am - 7:50 amPDX Portland-MEL Melbourne

28h 03m1 stop Los Angeles

10:00 am - 7:24 pmMEL Melbourne-PDX Portland

26h 24m1 stop Los Angeles

$1,230Delta

Fri, Sep 11 - Fri, Sep 18

5:34 pm - 7:50 amPDX Portland-MEL Melbourne

21h 16m1 stop Los Angeles

10:00 am - 4:37 pmMEL Melbourne-PDX Portland

23h 37m1 stop Los Angeles

$1,230Delta

Fri, Sep 11 - Wed, Sep 16

7:15 pm - 8:15 amPDX Portland-MEL Melbourne

20h 00m1 stop San Francisco

10:55 am - 6:19 pmMEL Melbourne-PDX Portland

24h 24m1 stop San Francisco

$1,235United Airlines

Fri, Sep 11 - Thu, Sep 17

10:50 am - 7:30 amPDX Portland-MEL Melbourne

27h 40m2 stops Denver Intl Los Angeles

10:55 am - 12:00 pmMEL Melbourne-PDX Portland

18h 05m1 stop San Francisco

$1,240United Airlines

Fri, Sep 11 - Thu, Sep 17

6:30 am - 6:45 amPDX Portland-MEL Melbourne

31h 15m1 stop Los Angeles

9:00 pm - 10:06 pmMEL Melbourne-PDX Portland

42h 06m2 stops Sydney Kingsford Smith Los Angeles

$1,551Qantas Airways

Fri, Sep 11 - Tue, Sep 15

6:30 am - 6:45 amPDX Portland-MEL Melbourne

31h 15m1 stop Los Angeles

9:15 am - 9:55 pmMEL Melbourne-PDX Portland

29h 40m2 stops Sydney Kingsford Smith Los Angeles

$1,701Qantas Airways

Fri, Sep 11 - Mon, Sep 14

8:00 am - 9:30 amPDX Portland-MEL Melbourne

32h 30m2 stops Honolulu Sydney Kingsford Smith

11:05 am - 8:50 pmMEL Melbourne-PDX Portland

26h 45m2 stops Sydney Kingsford Smith Honolulu

$1,710Multiple Airlines

Fri, Sep 11 - Tue, Sep 15

1:59 pm - 4:50 pmPDX Portland-MEL Melbourne

33h 51m2 stops Seattle/Tacoma Intl Doha Hamad Intl

10:45 pm - 10:58 pmMEL Melbourne-PDX Portland

41h 13m2 stops Doha Hamad Intl Seattle/Tacoma Intl

$1,734Qatar Airways

Fri, Sep 11 - Thu, Sep 17

3:30 pm - 11:35 amPDX Portland-MEL Melbourne

27h 05m2 stops Vancouver Intl Sydney Kingsford Smith

6:00 am - 7:11 pmMEL Melbourne-PDX Portland

30h 11m2 stops Brisbane Vancouver Intl

$4,850Air Canada

Mon, Sep 14 - Thu, Sep 24

3:30 pm - 11:35 amPDX Portland-MEL Melbourne

27h 05m2 stops Vancouver Intl Sydney Kingsford Smith

6:00 am - 2:46 pmMEL Melbourne-PDX Portland

25h 46m2 stops Brisbane Vancouver Intl

$4,850Air Canada

Tue, Sep 15 - Thu, Sep 24

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Air Canada flights from Portland to Melbourne

Our best Air Canada deals on Portland to Melbourne flight tickets

Air Canada

Jan 31

PDX7:10 pmPortland

24h 05m

2 stops

MEL2:15 pmMelbourne

Feb 10

MEL8:10 amMelbourne

25h 31m

2 stops

PDX2:41 pmPortland

$964

Air Canada

Nov 8

PDX3:15 pmPortland

27h 20m

2 stops

MEL1:35 pmMelbourne

Nov 29

MEL7:30 amMelbourne

20h 56m

2 stops

PDX9:26 amPortland

$1,004

Air Canada

Oct 26

PDX10:05 amPortland

33h 30m

2 stops

MEL1:35 pmMelbourne

Nov 13

MEL8:10 amMelbourne

20h 16m

2 stops

PDX9:26 amPortland

$1,049

Delta flights from Portland to Melbourne

Our best Delta deals on Portland to Melbourne flight tickets

Delta

Sep 18

PDX1:49 pmPortland

25h 01m

1 stop

MEL7:50 amMelbourne

Oct 18

MEL11:00 amMelbourne

23h 19m

1 stop

PDX4:19 pmPortland

$1,230

Delta

Sep 21

PDX1:20 pmPortland

25h 30m

2 stops

MEL7:50 amMelbourne

Oct 18

MEL11:00 amMelbourne

19h 11m

1 stop

PDX12:11 pmPortland

$1,235

Delta

Sep 17

PDX8:44 pmPortland

42h 06m

2 stops

MEL7:50 amMelbourne

Oct 16

MEL11:00 amMelbourne

21h 51m

2 stops

PDX2:51 pmPortland

$1,248

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Mon 11/9

7:10 pm-2:35 pm

2 stops24h 25m

Melbourne

Mon 11/16

8:10 am-9:26 am

2 stops20h 16m

$928

PortlandMelbourne

PDX Portland - AVV Melbourne Avalon

PDXAVV

Portland

Sun 10/25

7:15 pm-8:40 pm

2 stops31h 25m

Melbourne Avalon

Sun 11/1

9:15 pm-9:26 am

2 stops31h 11m

$951

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Sun 1/31

7:10 pm-2:15 pm

2 stops24h 05m

Melbourne

Wed 2/10

8:10 am-2:41 pm

2 stops25h 31m

$964

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Sun 3/7

7:10 pm-3:15 pm

2 stops25h 05m

Melbourne

Sun 3/14

7:10 am-1:40 pm

2 stops25h 30m

$964

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Tue 10/20

1:03 pm-9:15 am

1 stop26h 12m

Melbourne

Tue 10/27

11:45 am-12:22 pm

1 stop18h 37m

$1,165

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Sun 10/25

3:40 pm-9:30 am

1 stop23h 50m

Melbourne

Wed 11/11

12:45 pm-12:21 pm

1 stop18h 36m

$1,165

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Thu 10/22

2:30 pm-6:45 am

1 stop22h 15m

Melbourne

Thu 10/29

10:45 pm-9:31 am

1 stop28h 46m

$1,215

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Sun 3/7

6:37 am-9:30 am

1 stop31h 53m

Melbourne

Sun 3/14

10:45 pm-5:20 pm

1 stop36h 35m

$1,217

Quickest round-trip

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Wed 9/23

5:34 pm-7:50 am

1 stop21h 16m

Melbourne

Sun 10/18

11:00 am-12:11 pm

1 stop19h 11m

$1,230

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Wed 9/23

5:34 pm-7:50 am

1 stop21h 16m

Melbourne

Fri 10/16

11:00 am-12:11 pm

1 stop19h 11m

$1,230

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 $1,217 to $1,481.
The lowest price recently found on this route was $928.

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 $1,024.

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	$573
Fastest flight time	19h 41m
Direct flights	None

The best one-way flight to Melbourne from Portland in the past 72 hours is $573. The best round-trip flight deal from Portland to Melbourne found on momondo in the last 72 hours is $928.

The fastest flight from Portland to Melbourne takes 19h 41m

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 19h 41m 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 4 as of September 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 1,091 reviews	Search Qantas Airways flights
Air Canada	PriceFrom $942	Free Cancellation	Rating 7.1 11,608 reviews	Search Air Canada flights
United Airlines	PriceFrom $974	Free Cancellation	Rating 7.4 10,194 reviews	Search United Airlines flights
Delta	PriceFrom $984	Free Cancellation	Rating 7.8 8,554 reviews	Search Delta 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 $573

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 1/16. 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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Air Canada flights from Portland to Melbourne

Our best Air Canada deals on Portland to Melbourne flight tickets

Delta flights from Portland to Melbourne

Our best Delta 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.

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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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According to popular flight searches on momondo this year

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