What is the cheapest airline that flies from Porto to Australia?

Iberia and Qatar Airways are the most popular carriers operating from Porto to Australia

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

Prices for flights from Porto Airport to Australia refresh daily.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Porto Airport to Australia.

What documentation or ID do you need to fly to Australia?

The travel and health documents required for your trip to Australia 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 licence, and a passport valid for six-months after you plan to arrive at Australia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$893 Cheap Flights from Porto to Australia in 2026

Find the cheapest flights from Porto to Australia

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

05:05 - 16:50

OPO

SYD

26h 45m

2 stops

09:50 - 15:50

SYD

OPO

39h 00m

2 stops

$2,021Multiple Airlines

Mon, 22 Jun - Mon, 6 Jul

19:40 - 20:20

OPO

SYD

38h 40m

2 stops

21:30 - 15:25

SYD

OPO

28h 55m

2 stops

$2,128Multiple Airlines

Wed, 7 Oct - Fri, 30 Oct

06:00 - 22:05

OPO

MEL

31h 05m

2 stops

12:05 - 15:50

MEL

OPO

36h 45m

2 stops

$2,131Multiple Airlines

Wed, 1 Jul - Mon, 3 Aug

16:25 - 07:20

OPO

MEL

29h 55m

2 stops

10:15 - 08:30

MEL

OPO

31h 15m

2 stops

$2,198Air France

Tue, 1 Sep - Thu, 10 Sep

16:25 - 01:25

OPO

PER

25h 00m

2 stops

16:15 - 15:25

PER

OPO

31h 10m

2 stops

$2,215Turkish Airlines

Mon, 23 Nov - Thu, 26 Nov

16:25 - 01:25

OPO

PER

25h 00m

2 stops

16:15 - 15:25

PER

OPO

31h 10m

2 stops

$2,217Turkish Airlines

Mon, 23 Nov - Thu, 26 Nov

20:40 - 18:50

OPO

SYD

35h 10m

2 stops

15:50 - 20:00

SYD

OPO

39h 10m

2 stops

$2,237Qatar Airways

Wed, 28 Oct - Mon, 16 Nov

20:40 - 18:50

OPO

SYD

35h 10m

2 stops

15:50 - 11:45

SYD

OPO

54h 55m

2 stops

$2,248Qatar Airways

Wed, 28 Oct - Thu, 19 Nov

12:00 - 07:15

OPO

MEL

32h 15m

3 stops

15:35 - 18:00

MEL

OPO

37h 25m

3 stops

$2,345Finnair

Thu, 12 Nov - Mon, 16 Nov

12:00 - 07:15

OPO

MEL

32h 15m

3 stops

15:35 - 18:00

MEL

OPO

37h 25m

3 stops

$2,348Finnair

Thu, 12 Nov - Mon, 16 Nov

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British Airways flights from Porto to Australia

Our best British Airways deals on Porto to Australia flight tickets

British Airways

2 Oct

OPO21:25Porto

48h 00m

2 stops

SYD06:25Sydney Kingsford Smith

18 Oct

SYD10:50Sydney Kingsford Smith

43h 45m

2 stops

OPO20:35Porto

$2,555

British Airways

18 June

OPO09:55Porto

41h 45m

3 stops

MEL12:40Melbourne

24 June

MEL11:05Melbourne

41h 00m

3 stops

OPO19:05Porto

$4,024

Qatar Airways flights from Porto to Australia

Our best Qatar Airways deals on Porto to Australia flight tickets

Qatar Airways

28 Oct

OPO20:40Porto

35h 10m

2 stops

SYD18:50Sydney Kingsford Smith

16 Nov

SYD15:50Sydney Kingsford Smith

39h 10m

2 stops

OPO20:00Porto

$2,237

Qatar Airways

28 Oct

OPO20:40Porto

35h 10m

2 stops

SYD18:50Sydney Kingsford Smith

19 Nov

SYD15:50Sydney Kingsford Smith

54h 55m

2 stops

OPO11:45Porto

$2,248

Qatar Airways

29 Oct

OPO08:20Porto

47h 30m

2 stops

SYD18:50Sydney Kingsford Smith

17 Nov

SYD15:50Sydney Kingsford Smith

35h 10m

2 stops

OPO16:00Porto

$2,252

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PortoSydney

OPO - SYD

OPOSYD

Porto

Mon 22/6

05:05-16:50

2 stops26h 45m

Sydney Kingsford Smith

Mon 6/7

09:50-15:50

2 stops39h 00m

$2,021

PortoSydney

OPO - SYD

OPOSYD

Porto

Wed 7/10

19:40-20:20

2 stops38h 40m

Sydney Kingsford Smith

Fri 30/10

21:30-15:25

2 stops28h 55m

$2,128

PortoMelbourne

OPO - MEL

OPOMEL

Porto

Wed 1/7

06:00-22:05

2 stops31h 05m

Melbourne

Mon 3/8

12:05-15:50

2 stops36h 45m

$2,131

PortoMelbourne

OPO - MEL

OPOMEL

Porto

Tue 1/9

16:25-07:20

2 stops29h 55m

Melbourne

Thu 10/9

10:15-08:30

2 stops31h 15m

$2,198

Fastest return journey

PortoPerth

OPO - PER

OPOPER

Porto

Mon 23/11

16:25-01:25

2 stops25h 00m

Perth

Thu 26/11

16:15-15:25

2 stops31h 10m

$2,215

PortoPerth

OPO - PER

OPOPER

Porto

Mon 23/11

16:25-01:25

2 stops25h 00m

Perth

Thu 26/11

16:15-15:25

2 stops31h 10m

$2,217

PortoSydney

OPO - SYD

OPOSYD

Porto

Wed 28/10

20:40-18:50

2 stops35h 10m

Sydney Kingsford Smith

Mon 16/11

15:50-20:00

2 stops39h 10m

$2,237

PortoSydney

OPO - SYD

OPOSYD

Porto

Wed 28/10

20:40-18:50

2 stops35h 10m

Sydney Kingsford Smith

Thu 19/11

15:50-11:45

2 stops54h 55m

$2,248

PortoMelbourne

OPO - MEL

OPOMEL

Porto

Thu 12/11

12:00-07:15

3 stops32h 15m

Melbourne

Mon 16/11

15:35-18:00

3 stops37h 25m

$2,345

PortoMelbourne

OPO - MEL

OPOMEL

Porto

Thu 12/11

12:00-07:15

3 stops32h 15m

Melbourne

Mon 16/11

15:35-18:00

3 stops37h 25m

$2,348

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Porto to Australia

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 Australia?

In general, April is the cheapest month to fly from Porto to Australia. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. If you don’t want to visit Australia in April, then you should wait until March to fly from Porto, when ticket prices are also cheap, with an average price of $879.

Cheap Porto to Australia flight deals and tips

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

Fastest flight time	25h 00m
Direct flights	None

The fastest flight from Porto to Australia takes 25h 00m

There are no direct flights from Porto to Australia. There are no popular flight routes from Porto to Australia.

Search flight deals

Frequently asked questions about flying from Porto to Australia

When did momondo last update prices for flights from Porto Airport to Australia?
Prices for flights from Porto Airport to Australia refresh daily.
How old do you have to be to fly from Porto Airport to Australia?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Porto Airport to Australia.
What documentation or ID do you need to fly to Australia?
The travel and health documents required for your trip to Australia 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 licence, and a passport valid for six-months after you plan to arrive at Australia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

It is quick and easy to find Porto to Australia 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 Australia that suits you.

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

Yes. All flights to Australia from Porto on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential Porto to Australia flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are not ready to book a flight from Porto to Australia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Australia and let you know when they change.