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Cheap flights from Australia to Portland from $630

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Australia to Portland departing on 10/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Australia to Portland

Recent round-trip flight deals from Australia to Portland

Enter your travel dates to find the best prices.
United Airlines Logo
10:55 am - 9:32 am
MEL
-
PDX
39h 37m
2 stops
United Airlines Logo
4:07 pm - 8:15 am
PDX
-
MEL
47h 08m
2 stops
$954United Airlines
Sat, Aug 29 - Sat, Sep 5
Lufthansa Logo
10:55 am - 10:45 pm
MEL
-
PDX
28h 50m
1 stop
Lufthansa Logo
7:15 pm - 8:15 am
PDX
-
MEL
20h 00m
1 stop
$965Lufthansa
Wed, Aug 12 - Wed, Aug 19
Lufthansa Logo
10:55 am - 10:45 pm
MEL
-
PDX
28h 50m
1 stop
Lufthansa Logo
7:15 pm - 8:15 am
PDX
-
MEL
20h 00m
1 stop
$968Lufthansa
Fri, Aug 21 - Fri, Aug 28
American Airlines Logo
12:00 pm - 10:51 pm
SYD
-
PDX
27h 51m
1 stop
American Airlines Logo
6:35 am - 7:05 am
PDX
-
SYD
31h 30m
1 stop
$970American Airlines
Mon, Aug 3 - Mon, Aug 31
American Airlines Logo
12:00 pm - 6:59 pm
SYD
-
PDX
23h 59m
1 stop
American Airlines Logo
6:30 am - 7:05 am
PDX
-
SYD
31h 35m
1 stop
$971American Airlines
Wed, Aug 12 - Wed, Sep 9
Multiple Airlines Logo
1:15 pm - 8:48 pm
SYD
-
PDX
24h 33m
2 stops
Multiple Airlines Logo
2:53 pm - 10:25 pm
PDX
-
SYD
38h 32m
2 stops
$976Multiple Airlines
Fri, Aug 14 - Sat, Aug 22
Qantas Airways Logo
5:50 pm - 11:56 pm
SYD
-
PDX
23h 06m
1 stop
Qantas Airways Logo
5:55 pm - 7:30 am
PDX
-
SYD
20h 35m
1 stop
$985Qantas Airways
Mon, Aug 3 - Mon, Aug 31
Qantas Airways Logo
8:35 pm - 10:58 pm
BNE
-
PDX
19h 23m
1 stop
Qantas Airways Logo
2:34 pm - 5:00 am
PDX
-
BNE
21h 26m
1 stop
$1,002Qantas Airways
Fri, Oct 16 - Sat, Oct 24
Delta Logo
10:00 am - 4:03 pm
MEL
-
PDX
23h 03m
2 stops
Delta Logo
1:15 pm - 7:50 am
PDX
-
MEL
25h 35m
2 stops
$1,065Delta
Fri, Aug 21 - Fri, Aug 28
Multiple Airlines Logo
5:15 pm - 8:50 pm
MEL
-
PDX
20h 35m
2 stops
Multiple Airlines Logo
8:00 am - 10:35 am
PDX
-
MEL
33h 35m
2 stops
$1,106Multiple Airlines
Thu, Sep 10 - Fri, Sep 25

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Lufthansa flights from Australia to Portland

Our best Lufthansa deals on Australia to Portland flight tickets
Lufthansa
Aug 12
MEL10:55 amMelbourne
28h 50m
1 stop
PDX10:45 pmPortland
Aug 19
PDX7:15 pmPortland
20h 00m
1 stop
MEL8:15 amMelbourne
$965
Lufthansa
Aug 21
MEL10:55 amMelbourne
28h 50m
1 stop
PDX10:45 pmPortland
Aug 28
PDX7:15 pmPortland
20h 00m
1 stop
MEL8:15 amMelbourne
$968
Lufthansa
Sep 10
MEL10:55 amMelbourne
28h 50m
1 stop
PDX10:45 pmPortland
Sep 25
PDX3:23 pmPortland
23h 52m
1 stop
MEL8:15 amMelbourne
$1,114

Delta flights from Australia to Portland

Our best Delta deals on Australia to Portland flight tickets
Delta
Aug 12
SYD9:15 amSydney Kingsford Smith
23h 48m
2 stops
PDX4:03 pmPortland
Sep 9
PDX12:40 pmPortland
25h 10m
2 stops
SYD6:50 amSydney Kingsford Smith
$999
Delta
Aug 3
SYD9:15 amSydney Kingsford Smith
17h 36m
1 stop
PDX9:51 amPortland
Aug 31
PDX9:29 amPortland
28h 21m
2 stops
SYD6:50 amSydney Kingsford Smith
$1,002
Delta
Aug 12
SYD9:15 amSydney Kingsford Smith
23h 48m
2 stops
PDX4:03 pmPortland
Sep 9
PDX12:40 pmPortland
25h 10m
2 stops
SYD6:50 amSydney Kingsford Smith
$1,008

momondo Fare Finder

 
Customize your flight search to find flights from Australia to Portland that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated July 16, 2026.
Use the filters below to find and compare flights from Australia to Portland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Sat 8/29

10:55 am-9:32 am

2 stops39h 37m

Portland

Sat 9/5

4:07 pm-8:15 am

2 stops47h 08m

$954

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Wed 8/12

10:55 am-10:45 pm

1 stop28h 50m

Portland

Wed 8/19

7:15 pm-8:15 am

1 stop20h 00m

$965

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Fri 8/21

10:55 am-10:45 pm

1 stop28h 50m

Portland

Fri 8/28

7:15 pm-8:15 am

1 stop20h 00m

$968

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Mon 8/3

12:00 pm-10:51 pm

1 stop27h 51m

Portland

Mon 8/31

6:35 am-7:05 am

1 stop31h 30m

$970

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Wed 8/12

12:00 pm-6:59 pm

1 stop23h 59m

Portland

Wed 9/9

6:30 am-7:05 am

1 stop31h 35m

$971

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Fri 8/14

1:15 pm-8:48 pm

2 stops24h 33m

Portland

Sat 8/22

2:53 pm-10:25 pm

2 stops38h 32m

$976

SydneyPortland

SYD - PDX

SYDPDX

Sydney Kingsford Smith

Mon 8/3

5:50 pm-11:56 pm

1 stop23h 06m

Portland

Mon 8/31

5:55 pm-7:30 am

1 stop20h 35m

$985
Quickest round-trip

BrisbanePortland

BNE - PDX

BNEPDX

Brisbane

Fri 10/16

8:35 pm-10:58 pm

1 stop19h 23m

Portland

Sat 10/24

2:34 pm-5:00 am

1 stop21h 26m

$1,002

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Fri 8/21

10:00 am-4:03 pm

2 stops23h 03m

Portland

Fri 8/28

1:15 pm-7:50 am

2 stops25h 35m

$1,065

MelbournePortland

MEL - PDX

MELPDX

Melbourne

Thu 9/10

5:15 pm-8:50 pm

2 stops20h 35m

Portland

Fri 9/25

8:00 am-10:35 am

2 stops33h 35m

$1,106

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Portland from

How to get the cheapest flight ticket from Australia to Portland

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

What is the cheapest month to fly to Portland?

The cheapest month to fly to Portland from Australia is in January. Flight prices, which tend to average around $508, are often lower during this time because this is during the off-season. If you don’t want to visit Portland in January, then you should wait until June to fly from Australia, when ticket prices are also cheap, with an average price of $612.

Can stopping save me money on Australia to Portland flights?

You could potentially save up to 23% on your flight if you consider stops on a Australia to Portland flight.

Cheap Australia to Portland flight deals and tips

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

Fastest flight time

19h 23m

Direct flights

None
The fastest flight from Australia to Portland takes 19h 23m
There are no direct flights from Australia to Portland. There are no popular flight routes from Australia to Portland.
Search flight deals

Frequently asked questions about flying from Australia to Portland

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Australia to Portland Airport.

  • What documentation or ID do you need to fly to Portland Airport?

    The required travel and health documents for your Portland Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Portland Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Australia to Portland

Compare and see reviews for airlines that fly from Australia to Portland with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $892Free CancellationRating
7.4
9,993 reviews
Search United Airlines flights

Traveling to a place near Portland?

Book flights to Portland if you plan to visit one of these locations
Lincoln City
Seaside
Vancouver
Cannon Beach
Salem
Astoria
Long Beach
Beaverton
Rockaway Beach
Hillsboro
Depoe Bay
Tigard
Longview
Hood River
Clackamas
Newberg
Troutdale
Gresham
McMinnville
Kelso

Why use momondo?

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

It is quick and easy to find Australia to Portland flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Portland that suits you.

Can I find flights from Australia to Portland with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Australia to Portland flights to just show those with flexible booking policies.

How can momondo help me find flights from Australia to Portland?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Australia to Portland.

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

If you are simply researching potential flights to Portland, momondo offers a useful price alert feature which will track prices for flights to Portland from Australia and alert you when they change.

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