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

American Airlines, Qantas Airways, and Delta are the most popular carriers operating from Portland to Melbourne

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.

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 January 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.

$465 Cheap Flights from Portland to Melbourne in 2026

Q: 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 $1,109 to $1,457. The lowest price recently found on this route was $945.

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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.

11:40 pm - 5:00 am

PDX

MEL

34h 20m

1 stop

12:00 pm - 4:08 pm

MEL

PDX

23h 08m

1 stop

$945American Airlines

Sun, Mar 1 - Sun, Mar 8

2:37 pm - 6:45 am

PDX

MEL

23h 08m

1 stop

9:45 am - 8:39 pm

MEL

PDX

27h 54m

1 stop

$946Qantas Airways

Thu, Apr 9 - Sat, Apr 18

5:50 pm - 9:30 am

PDX

MEL

20h 40m

1 stop

12:00 pm - 4:41 pm

MEL

PDX

23h 41m

1 stop

$950Multiple Airlines

Wed, Feb 11 - Wed, Feb 18

7:05 pm - 11:25 am

PDX

MEL

23h 20m

2 stops

8:50 pm - 9:15 am

MEL

PDX

29h 25m

2 stops

$954Multiple Airlines

Thu, Apr 9 - Sat, Apr 18

1:09 pm - 6:45 am

PDX

MEL

24h 36m

1 stop

9:45 am - 3:10 pm

MEL

PDX

22h 25m

1 stop

$955American Airlines

Fri, May 8 - Thu, May 21

5:40 am - 5:00 am

PDX

MEL

28h 20m

1 stop

4:05 pm - 9:59 pm

MEL

PDX

24h 54m

1 stop

$956American Airlines

Sat, Feb 28 - Sat, Mar 7

9:30 pm - 9:30 am

PDX

MEL

41h 00m

1 stop

12:00 pm - 1:25 pm

MEL

PDX

19h 25m

1 stop

$957Multiple Airlines

Sun, Feb 15 - Thu, Mar 12

1:09 pm - 6:45 am

PDX

MEL

24h 36m

1 stop

9:45 am - 4:58 pm

MEL

PDX

24h 13m

2 stops

$960American Airlines

Fri, May 8 - Thu, May 21

3:15 pm - 2:15 pm

PDX

MEL

28h 00m

2 stops

7:10 am - 9:15 am

MEL

PDX

21h 05m

2 stops

$963Air Canada

Tue, Feb 24 - Sat, Mar 7

5:49 pm - 2:20 pm

PDX

AVV

27h 31m

2 stops

10:30 am - 9:35 pm

AVV

PDX

28h 05m

2 stops

$2,094Qantas Airways

Mon, Apr 6 - Wed, Apr 22

Qantas Airways flights from Portland to Melbourne

Our best Qantas Airways deals on Portland to Melbourne flight tickets

Qantas Airways

Apr 9

PDX2:37 pmPortland

23h 08m

1 stop

MEL6:45 amMelbourne

Apr 18

MEL9:45 amMelbourne

27h 54m

1 stop

PDX8:39 pmPortland

$946

Qantas Airways

Mar 9

PDX5:39 pmPortland

25h 31m

2 stops

MEL1:10 pmMelbourne

Mar 11

MEL7:50 pmMelbourne

44h 02m

2 stops

PDX9:52 pmPortland

$1,349

Qantas Airways

Jan 17

PDX7:38 amPortland

34h 02m

2 stops

MEL12:40 pmMelbourne

Jan 24

MEL6:45 amMelbourne

30h 07m

2 stops

PDX5:52 pmPortland

$1,393

Air Canada flights from Portland to Melbourne

Our best Air Canada deals on Portland to Melbourne flight tickets

Air Canada

Feb 24

PDX3:15 pmPortland

28h 00m

2 stops

MEL2:15 pmMelbourne

Mar 7

MEL7:10 amMelbourne

21h 05m

2 stops

PDX9:15 amPortland

$963

Air Canada

Feb 15

PDX3:15 pmPortland

29h 00m

2 stops

MEL3:15 pmMelbourne

Feb 19

MEL8:10 amMelbourne

20h 05m

2 stops

PDX9:15 amPortland

$1,135

Air Canada

Feb 15

PDX9:50 amPortland

33h 25m

2 stops

MEL2:15 pmMelbourne

Feb 19

MEL8:10 amMelbourne

20h 05m

2 stops

PDX9:15 amPortland

$1,260

Fly from

Fly to

Route

Depart

Return

Price

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sun 3/1

11:40 pm-5:00 am

1 stop34h 20m

Melbourne

Sun 3/8

12:00 pm-4:08 pm

1 stop23h 08m

$945

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Thu 4/9

2:37 pm-6:45 am

1 stop23h 08m

Melbourne

Sat 4/18

9:45 am-8:39 pm

1 stop27h 54m

$946

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Wed 2/11

5:50 pm-9:30 am

1 stop20h 40m

Melbourne

Wed 2/18

12:00 pm-4:41 pm

1 stop23h 41m

$950

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Thu 4/9

7:05 pm-11:25 am

2 stops23h 20m

Melbourne

Sat 4/18

8:50 pm-9:15 am

2 stops29h 25m

$954

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Fri 5/8

1:09 pm-6:45 am

1 stop24h 36m

Melbourne

Thu 5/21

9:45 am-3:10 pm

1 stop22h 25m

$955

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sat 2/28

5:40 am-5:00 am

1 stop28h 20m

Melbourne

Sat 3/7

4:05 pm-9:59 pm

1 stop24h 54m

$956

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Sun 2/15

9:30 pm-9:30 am

1 stop41h 00m

Melbourne

Thu 3/12

12:00 pm-1:25 pm

1 stop19h 25m

$957

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Fri 5/8

1:09 pm-6:45 am

1 stop24h 36m

Melbourne

Thu 5/21

9:45 am-4:58 pm

2 stops24h 13m

$960

PortlandMelbourne

PDX - MEL

PDXMEL

Portland

Tue 2/24

3:15 pm-2:15 pm

2 stops28h 00m

Melbourne

Sat 3/7

7:10 am-9:15 am

2 stops21h 05m

$963

PortlandMelbourne

PDX - AVV

PDXAVV

Portland

Mon 4/6

5:49 pm-2:20 pm

2 stops27h 31m

Melbourne Avalon

Wed 4/22

10:30 am-9:35 pm

2 stops28h 05m

$2,094

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?

What is the cheapest month to fly to Melbourne?

In general, February 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 $988. The month of November is another great option to travel to Melbourne, with average flight prices from Portland averaging around $1,008.

Cheap Portland to Melbourne flight deals and tips

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

Fastest flight time	22h 35m
Direct flights	None

The fastest flight from Portland to Melbourne takes 22h 35m

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

Search flight deals

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 35m 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 January 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 7.5 971 reviews	Search Qantas Airways flights
Air Canada	PriceFrom $928	Free Cancellation	Rating 7.1 10,622 reviews	Search Air Canada flights
United Airlines	PriceFrom $947	Free Cancellation	Rating 7.4 9,164 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.