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

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

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 65% 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 November 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.

$906 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.

5:55 pm - 12:25 pmPDX Portland-MEL Melbourne

23h 30m2 stops San Francisco Nadi

1:45 pm - 6:52 pmMEL Melbourne-PDX Portland

23h 07m2 stops Nadi Los Angeles

$1,125Multiple Airlines

Fri, Mar 5 - Tue, Mar 16

5:32 pm - 12:20 pmPDX Portland-MEL Melbourne

23h 48m2 stops Los Angeles Nadi

1:35 pm - 4:25 pmMEL Melbourne-PDX Portland

21h 50m2 stops Nadi San Francisco

$1,126Multiple Airlines

Fri, Jan 29 - Sun, Feb 7

5:32 pm - 12:20 pmPDX Portland-MEL Melbourne

23h 48m2 stops Los Angeles Nadi

1:35 pm - 8:30 pmMEL Melbourne-PDX Portland

25h 55m2 stops Nadi Los Angeles

$1,132Multiple Airlines

Fri, Jan 29 - Mon, Feb 1

1:00 pm - 8:00 amPDX Portland-MEL Melbourne

24h 00m1 stop Los Angeles

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

18h 53m1 stop Los Angeles

$1,138Delta

Tue, Dec 1 - Tue, Dec 8

5:29 pm - 8:00 amPDX Portland-MEL Melbourne

19h 31m1 stop Los Angeles

10:10 am - 4:22 pmMEL Melbourne-PDX Portland

25h 12m1 stop Los Angeles

$1,138Delta

Mon, Nov 30 - Mon, Dec 7

9:57 am - 8:00 amPDX Portland-MEL Melbourne

27h 03m2 stops Salt Lake City Los Angeles

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

25h 27m2 stops Los Angeles Salt Lake City

$1,143Delta

Tue, Dec 1 - Tue, Dec 8

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

25h 15m2 stops Denver Intl Los Angeles

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

25h 53m3 stops Los Angeles Denver Intl San Francisco

$1,212United Airlines

Tue, Dec 1 - Tue, Dec 8

1:18 pm - 10:30 amPDX Portland-MEL Melbourne

26h 12m1 stop San Francisco

12:45 pm - 2:36 pmMEL Melbourne-PDX Portland

20h 51m1 stop San Francisco

$1,273United Airlines

Fri, Jan 29 - Sun, Feb 7

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

28h 00m1 stop Los Angeles

3:45 pm - 1:50 pmMEL Melbourne-PDX Portland

41h 05m2 stops Brisbane Los Angeles

$2,065Qantas Airways

Tue, Dec 15 - Wed, Jan 13

6:10 am - 9:30 amPDX Portland-MEL Melbourne

32h 20m1 stop Los Angeles

10:45 pm - 11:12 pmMEL Melbourne-PDX Portland

19h 27m1 stop Los Angeles

$2,286Qantas Airways

Tue, Dec 15 - Wed, Jan 13

Cheap last minute flights

Enter your travel dates to find the best prices.

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

28h 00m1 stop Dallas/Fort Worth

10:45 pm - 11:59 pmMEL Melbourne-PDX Portland

20h 14m1 stop Los Angeles

$1,180American Airlines

Sun, Nov 8 - Sun, Nov 29

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

28h 00m1 stop Dallas/Fort Worth

10:45 pm - 1:44 amMEL Melbourne-PDX Portland

21h 59m2 stops Los Angeles Phoenix Sky Harbor Intl

$1,185American Airlines

Sun, Nov 8 - Sun, Nov 29

5:15 am - 5:00 amPDX Portland-MEL Melbourne

28h 45m2 stops Phoenix Sky Harbor Intl Dallas/Fort Worth

7:00 am - 6:13 pmMEL Melbourne-PDX Portland

30h 13m2 stops Sydney Kingsford Smith Dallas/Fort Worth

$1,509Qantas Airways

Sun, Nov 8 - Sun, Nov 29

6:51 am - 10:35 amPDX Portland-MEL Melbourne

32h 44m2 stops Los Angeles Sydney Kingsford Smith

8:00 am - 6:27 pmMEL Melbourne-PDX Portland

29h 27m2 stops Sydney Kingsford Smith Los Angeles

$1,537Qantas Airways

Sun, Nov 8 - Sun, Nov 29

10:59 am - 10:30 amPDX Portland-MEL Melbourne

28h 31m1 stop San Francisco

11:30 am - 2:08 amMEL Melbourne-PDX Portland

33h 38m2 stops Los Angeles Denver Intl

$1,552United Airlines

Sun, Nov 8 - Sun, Nov 29

1:25 pm - 10:30 amPDX Portland-MEL Melbourne

26h 05m1 stop San Francisco

12:45 pm - 12:54 amMEL Melbourne-PDX Portland

31h 09m1 stop San Francisco

$1,557United Airlines

Sun, Nov 8 - Sun, Nov 29

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

34h 30m2 stops Denver Intl San Francisco

12:45 pm - 12:54 amMEL Melbourne-PDX Portland

31h 09m1 stop San Francisco

$1,561United Airlines

Sun, Nov 8 - Sun, Nov 29

5:15 am - 5:00 amPDX Portland-MEL Melbourne

28h 45m2 stops Phoenix Sky Harbor Intl Dallas/Fort Worth

8:15 am - 6:13 pmMEL Melbourne-PDX Portland

28h 58m2 stops Sydney Kingsford Smith Dallas/Fort Worth

$1,589Qantas Airways

Sun, Nov 8 - Sun, Nov 29

7:10 am - 8:55 amPDX Portland-MEL Melbourne

30h 45m2 stops San Francisco Auckland Intl

11:30 am - 11:44 pmMEL Melbourne-PDX Portland

31h 14m1 stop Los Angeles

$1,596Multiple Airlines

Sun, Nov 8 - Sun, Nov 29

1:40 pm - 7:15 amPDX Portland-MEL Melbourne

46h 35m2 stops Amsterdam Schiphol Kuala Lumpur Intl

4:00 pm - 11:20 amMEL Melbourne-PDX Portland

38h 20m3 stops Denpasar Bali Ngurah Rai Singapore Changi Amsterdam Schiphol

$3,162KLM

Sun, Nov 8 - Sun, Nov 29

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Air New Zealand flights from Portland to Melbourne

Our best Air New Zealand deals on Portland to Melbourne flight tickets

Air New Zealand

Jan 24

PDX7:00 amPortland

30h 55m

2 stops

MEL8:55 amMelbourne

Feb 6

MEL3:00 pmMelbourne

46h 11m

2 stops

PDX6:11 pmPortland

$1,246

Air New Zealand

Dec 3

PDX9:33 pmPortland

40h 22m

2 stops

MEL8:55 amMelbourne

Dec 10

MEL7:10 pmMelbourne

40h 25m

2 stops

PDX4:35 pmPortland

$1,432

Air New Zealand

Jan 4

PDX2:45 pmPortland

25h 10m

2 stops

MEL10:55 amMelbourne

Jan 26

MEL10:20 amMelbourne

25h 05m

2 stops

PDX4:25 pmPortland

$1,514

Air Tahiti Nui flights from Portland to Melbourne

Our best Air Tahiti Nui deals on Portland to Melbourne flight tickets

Air Tahiti Nui

Jan 29

PDX5:32 pmPortland

28h 43m

3 stops

MEL5:15 pmMelbourne

Feb 7

MEL6:45 amMelbourne

29h 05m

3 stops

PDX4:50 pmPortland

$1,961

Air Tahiti Nui

Nov 17

PDX10:46 amPortland

35h 29m

3 stops

MEL5:15 pmMelbourne

Dec 10

MEL6:45 amMelbourne

28h 50m

3 stops

PDX4:35 pmPortland

$2,112

Air Tahiti Nui

Nov 17

PDX9:46 amPortland

36h 29m

3 stops

MEL5:15 pmMelbourne

Dec 10

MEL6:45 amMelbourne

28h 50m

3 stops

PDX4:35 pmPortland

$2,117

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Fri 3/5

5:55 pm-12:25 pm

2 stops23h 30m

Melbourne

Tue 3/16

1:45 pm-6:52 pm

2 stops23h 07m

$1,125

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Fri 1/29

5:32 pm-12:20 pm

2 stops23h 48m

Melbourne

Sun 2/7

1:35 pm-4:25 pm

2 stops21h 50m

$1,126

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Fri 1/29

5:32 pm-12:20 pm

2 stops23h 48m

Melbourne

Mon 2/1

1:35 pm-8:30 pm

2 stops25h 55m

$1,132

Quickest round-trip

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Tue 12/1

1:00 pm-8:00 am

1 stop24h 00m

Melbourne

Tue 12/8

10:10 am-10:03 am

1 stop18h 53m

$1,138

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Mon 11/30

5:29 pm-8:00 am

1 stop19h 31m

Melbourne

Mon 12/7

10:10 am-4:22 pm

1 stop25h 12m

$1,138

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Tue 12/1

9:57 am-8:00 am

2 stops27h 03m

Melbourne

Tue 12/8

10:10 am-4:37 pm

2 stops25h 27m

$1,143

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Tue 12/1

1:15 pm-9:30 am

2 stops25h 15m

Melbourne

Tue 12/8

11:30 am-6:23 pm

3 stops25h 53m

$1,212

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Fri 1/29

1:18 pm-10:30 am

1 stop26h 12m

Melbourne

Sun 2/7

12:45 pm-2:36 pm

1 stop20h 51m

$1,273

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Tue 12/15

10:30 am-9:30 am

1 stop28h 00m

Melbourne

Wed 1/13

3:45 pm-1:50 pm

2 stops41h 05m

$2,065

PortlandMelbourne

PDX Portland - MEL Melbourne

PDXMEL

Portland

Tue 12/15

6:10 am-9:30 am

1 stop32h 20m

Melbourne

Wed 1/13

10:45 pm-11:12 pm

1 stop19h 27m

$2,286

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 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 typical for flights on this route.

Typical prices usually range from $1,083 to $1,437.
The lowest price recently found on this route was $1,125.

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	$906
Fastest flight time	19h 31m
Direct flights	None

The best one-way flight to Melbourne from Portland in the past 72 hours is $906. The best round-trip flight deal from Portland to Melbourne found on momondo in the last 72 hours is $1,125.

The fastest flight from Portland to Melbourne takes 19h 31m

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 31m 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 November 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 8,698 reviews	Search Delta flights
United Airlines	PriceFrom $1,021	Free Cancellation	Rating 7.3 10,462 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.

An easier way to manage your Melbourne trip

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Cheap flights from Portland to Melbourne from $906

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 1/11. 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 New Zealand flights from Portland to Melbourne

Our best Air New Zealand deals on Portland to Melbourne flight tickets

Air Tahiti Nui flights from Portland to Melbourne

Our best Air Tahiti Nui deals on Portland to Melbourne flight tickets

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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

Popular cities in Australia

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

Fly to other destinations from Portland

According to popular flight searches on momondo this year

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