What airlines fly to Melbourne?

United Airlines, Air Canada 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 70% 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, Qantas Airways, and Philippine 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 August 2025.

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.

$575 Cheap Flights from Portland to Melbourne in 2025

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Find the cheapest flights from Portland to Melbourne

Round-trip

One-way

Last minute

Cheap round-trip flights

5:41 pm - 1:00 pmPDX-MEL

25h 19m2 stops

2:15 pm - 8:50 pmMEL-PDX

25h 35m2 stops

$970

Find Deal

Wed, Oct 29 - Wed, Nov 5

7:35 pm - 8:15 amPDX-MEL

19h 40m1 stop

11:55 am - 2:42 pmMEL-PDX

20h 47m1 stop

$974United Airlines

Find Deal

Thu, Aug 28 - Thu, Oct 9

7:40 pm - 2:20 pmPDX-MEL

24h 40m2 stops

7:00 am - 9:15 amMEL-PDX

20h 15m2 stops

$1,091Air Canada

Find Deal

Sun, Oct 19 - Fri, Oct 31

3:15 pm - 5:40 pmPDX-MEL

31h 25m2 stops

8:00 am - 2:45 pmMEL-PDX

25h 45m2 stops

$1,099Air Canada

Find Deal

Mon, Jan 12 - Sat, Jan 24

7:40 am - 5:15 pmPDX-MEL

38h 35m2 stops

12:00 pm - 8:50 pmMEL-PDX

27h 50m1 stop

$1,135Qantas Airways

Find Deal

Wed, Nov 5 - Wed, Nov 19

2:50 pm - 9:30 amPDX-MEL

23h 40m1 stop

12:00 pm - 5:12 pmMEL-PDX

24h 12m1 stop

$1,182Qantas Airways

Find Deal

Wed, Nov 5 - Wed, Nov 19

1:34 pm - 8:00 amPDX-MEL

23h 26m1 stop

10:10 am - 11:53 amMEL-PDX

20h 43m1 stop

$1,253Delta

Find Deal

Wed, Dec 24 - Wed, Jan 14

1:34 pm - 8:00 amPDX-MEL

23h 26m1 stop

10:10 am - 4:15 pmMEL-PDX

25h 05m1 stop

$1,261Delta

Find Deal

Wed, Dec 24 - Sun, Mar 1

7:40 am - 5:00 amPDX-MEL

27h 20m1 stop

12:00 pm - 2:04 pmMEL-PDX

20h 04m1 stop

$1,280American Airlines

Find Deal

Sun, Oct 19 - Fri, Oct 31

7:59 am - 5:00 amPDX-MEL

26h 01m1 stop

12:00 pm - 4:28 pmMEL-PDX

23h 28m2 stops

$1,285American Airlines

Find Deal

Tue, Jan 13 - Sat, Jan 24

Delta flights from Portland to Melbourne

Our best Delta deals on Portland to Melbourne flight tickets

Delta

Dec 24

PDX1:34 pmPortland

23h 26m

1 stop

MEL8:00 amMelbourne

Jan 14

MEL10:10 amMelbourne

20h 43m

1 stop

PDX11:53 amPortland

$1,253

Find similar

Delta

Dec 24

PDX1:34 pmPortland

23h 26m

1 stop

MEL8:00 amMelbourne

Mar 1

MEL10:10 amMelbourne

25h 05m

1 stop

PDX4:15 pmPortland

$1,261

Find similar

Delta

Dec 24

PDX1:34 pmPortland

23h 26m

1 stop

MEL8:00 amMelbourne

Mar 1

MEL10:10 amMelbourne

27h 08m

2 stops

PDX6:18 pmPortland

$1,265

Find similar

United Airlines flights from Portland to Melbourne

Our best United Airlines deals on Portland to Melbourne flight tickets

United Airlines

Aug 28

PDX7:35 pmPortland

19h 40m

1 stop

MEL8:15 amMelbourne

Oct 9

MEL11:55 amMelbourne

20h 47m

1 stop

PDX2:42 pmPortland

$974

Find similar

United Airlines

Aug 28

PDX10:55 amPortland

28h 20m

2 stops

MEL8:15 amMelbourne

Oct 9

MEL11:55 amMelbourne

27h 11m

2 stops

PDX9:06 pmPortland

$978

Find similar

United Airlines

Nov 15

PDX9:49 amPortland

29h 11m

1 stop

MEL10:00 amMelbourne

Nov 29

MEL1:00 pmMelbourne

30h 46m

1 stop

PDX12:46 amPortland

$980

Find similar

Fly from

Fly to

Route

Depart

Return

Price

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Wed 10/29

5:41 pm-1:00 pm

2 stops25h 19m

Melbourne

Wed 11/5

2:15 pm-8:50 pm

2 stops25h 35m

$970

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Thu 8/28

7:35 pm-8:15 am

1 stop19h 40m

Melbourne

Thu 10/9

11:55 am-2:42 pm

1 stop20h 47m

$974

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sun 10/19

7:40 pm-2:20 pm

2 stops24h 40m

Melbourne

Fri 10/31

7:00 am-9:15 am

2 stops20h 15m

$1,091

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Mon 1/12

3:15 pm-5:40 pm

2 stops31h 25m

Melbourne

Sat 1/24

8:00 am-2:45 pm

2 stops25h 45m

$1,099

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Wed 11/5

7:40 am-5:15 pm

2 stops38h 35m

Melbourne

Wed 11/19

12:00 pm-8:50 pm

1 stop27h 50m

$1,135

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Wed 11/5

2:50 pm-9:30 am

1 stop23h 40m

Melbourne

Wed 11/19

12:00 pm-5:12 pm

1 stop24h 12m

$1,182

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Wed 12/24

1:34 pm-8:00 am

1 stop23h 26m

Melbourne

Wed 1/14

10:10 am-11:53 am

1 stop20h 43m

$1,253

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Wed 12/24

1:34 pm-8:00 am

1 stop23h 26m

Melbourne

Sun 3/1

10:10 am-4:15 pm

1 stop25h 05m

$1,261

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sun 10/19

7:40 am-5:00 am

1 stop27h 20m

Melbourne

Fri 10/31

12:00 pm-2:04 pm

1 stop20h 04m

$1,280

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Tue 1/13

7:59 am-5:00 am

1 stop26h 01m

Melbourne

Sat 1/24

12:00 pm-4:28 pm

2 stops23h 28m

$1,285

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 cheapest month to fly to Melbourne?

In general, November 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 $1,008. The month of April is another great option to travel to Melbourne, with average flight prices from Portland averaging around $1,204.

What is the cheapest day to depart on your flight to Melbourne?

On average, the least expensive day to fly to Melbourne from Portland is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $1,291. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Melbourne on Saturday is $1,534.

What is the cheapest time of day to depart on your flight to Melbourne?

Our most recent data shows that the best time of day to fly to Melbourne is in the evening. Flights from Portland to Melbourne during this time can be as low as $1,342. Flights to Melbourne are more costly in the morning, with an average ticket price of $1,943. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Melbourne?

You are more likely to see cheaper flights to Melbourne from Portland when booking weeks ahead of your departure date. In general, you can expect to find flights to Melbourne for around $1,367 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Melbourne from Portland for as low as $1,115 on momondo.

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	$575
Fastest flight time	19h 15m
Direct flights	None
Airports in Melbourne	2 airports

The best one-way flight to Melbourne from Portland in the past 72 hours is $575. The best round-trip flight deal from Portland to Melbourne found on momondo in the last 72 hours is $970.

The fastest flight from Portland to Melbourne takes 19h 15m

There are no direct flights from Portland to Melbourne. Popular non-direct routes for this connection are Portland Airport - Melbourne Airport and Portland Airport - Melbourne Avalon Airport.

There are 2 airports near Melbourne: Melbourne Avalon (AVV), Melbourne (MEL)

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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 15m 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 August 2025.
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
Air Canada	PriceFrom $928	Free Cancellation	Rating 7.1 9,992 reviews	Search Air Canada flights
United Airlines	PriceFrom $977	Free Cancellation	Rating 7.4 8,925 reviews	Search United Airlines flights
Qantas Airways	PriceFrom $1,173	Free Cancellation	Rating 7.5 896 reviews	Search Qantas Airways 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.