What is the cheapest airline that flies from Porto to Sydney Kingsford Smith?

Etihad Airways and Turkish Airlines are the most popular carriers operating from Porto to Sydney Kingsford Smith

When did momondo last update prices for flights from Porto Airport to Sydney Kingsford Smith Airport?

Prices for flights from Porto Airport to Sydney Kingsford Smith Airport were last updated today.

How old do you have to be to fly from Porto Airport to Sydney Kingsford Smith Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Porto Airport to Sydney Kingsford Smith Airport.

What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

The required travel and health documents for your Sydney Kingsford Smith 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 licence and a passport valid for six months after your intended arrival at Sydney Kingsford Smith Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$1,400 Cheap Flights from Porto to Sydney in 2026

Q: What is the typical price of a round-trip flight between Porto and Sydney?

Prices are currently low for flights on this route. Typical prices usually range from $2,298 to $1,923. The lowest price recently found on this route was $2,107.

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Find the cheapest flights from Porto to Sydney

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

16:05 - 06:10

OPO

SYD

29h 05m

2 stops

14:45 - 09:40

SYD

OPO

27h 55m

2 stops

$2,107Multiple Airlines

Thu, 2 Jul - Thu, 16 Jul

10:45 - 09:35

OPO

SYD

37h 50m

2 stops

11:05 - 09:40

SYD

OPO

31h 35m

2 stops

$2,116Turkish Airlines

Wed, 3 Jun - Sun, 14 Jun

16:05 - 06:10

OPO

SYD

29h 05m

2 stops

07:05 - 15:45

SYD

OPO

41h 40m

3 stops

$2,119Multiple Airlines

Thu, 2 Jul - Thu, 16 Jul

08:20 - 06:50

OPO

SYD

35h 30m

2 stops

15:50 - 16:00

SYD

OPO

35h 10m

2 stops

$2,211Qatar Airways

Wed, 4 Nov - Sun, 8 Nov

08:20 - 06:50

OPO

SYD

35h 30m

2 stops

15:50 - 16:00

SYD

OPO

35h 10m

2 stops

$2,216Qatar Airways

Wed, 4 Nov - Sun, 8 Nov

10:45 - 19:10

OPO

SYD

47h 25m

2 stops

10:05 - 22:30

SYD

OPO

45h 25m

3 stops

$2,354Multiple Airlines

Wed, 3 Jun - Sun, 14 Jun

21:25 - 06:05

OPO

SYD

47h 40m

2 stops

14:35 - 20:35

SYD

OPO

39h 00m

2 stops

$2,359British Airways

Mon, 25 May - Sun, 7 Jun

16:05 - 06:10

OPO

SYD

29h 05m

2 stops

22:10 - 23:30

SYD

OPO

34h 20m

2 stops

$2,378Multiple Airlines

Sat, 20 Jun - Sat, 27 Jun

07:00 - 07:20

OPO

SYD

39h 20m

3 stops

09:20 - 18:15

SYD

OPO

41h 55m

3 stops

$2,497Air Canada

Wed, 3 Jun - Sun, 14 Jun

20:40 - 06:10

OPO

SYD

48h 30m

2 stops

14:50 - 11:45

SYD

OPO

29h 55m

2 stops

$2,568Qatar Airways

Thu, 2 Jul - Thu, 16 Jul

Qatar Airways flights from Porto to Sydney

Our best Qatar Airways deals on Porto to Sydney flight tickets

Qatar Airways

4 Nov

OPO08:20Porto

35h 30m

2 stops

SYD06:50Sydney Kingsford Smith

8 Nov

SYD15:50Sydney Kingsford Smith

35h 10m

2 stops

OPO16:00Porto

$2,211

Qatar Airways

4 Nov

OPO08:20Porto

35h 30m

2 stops

SYD06:50Sydney Kingsford Smith

8 Nov

SYD15:50Sydney Kingsford Smith

30h 55m

2 stops

OPO11:45Porto

$2,213

Qatar Airways

4 Nov

OPO08:20Porto

35h 30m

2 stops

SYD06:50Sydney Kingsford Smith

8 Nov

SYD15:50Sydney Kingsford Smith

35h 10m

2 stops

OPO16:00Porto

$2,216

Air Canada flights from Porto to Sydney

Our best Air Canada deals on Porto to Sydney flight tickets

Air Canada

3 June

OPO07:00Porto

39h 20m

3 stops

SYD07:20Sydney Kingsford Smith

14 June

SYD09:20Sydney Kingsford Smith

41h 55m

3 stops

OPO18:15Porto

$2,497

Air Canada

2 July

OPO10:00Porto

36h 20m

3 stops

SYD07:20Sydney Kingsford Smith

16 July

SYD09:20Sydney Kingsford Smith

54h 40m

3 stops

OPO07:00Porto

$2,942

Air Canada

2 July

OPO10:00Porto

36h 20m

3 stops

SYD07:20Sydney Kingsford Smith

16 July

SYD09:20Sydney Kingsford Smith

54h 40m

3 stops

OPO07:00Porto

$2,946

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

PortoSydney

OPO - SYD

OPOSYD

Porto

Thu 2/7

16:05-06:10

2 stops29h 05m

Sydney Kingsford Smith

Thu 16/7

14:45-09:40

2 stops27h 55m

$2,107

PortoSydney

OPO - SYD

OPOSYD

Porto

Wed 3/6

10:45-09:35

2 stops37h 50m

Sydney Kingsford Smith

Sun 14/6

11:05-09:40

2 stops31h 35m

$2,116

PortoSydney

OPO - SYD

OPOSYD

Porto

Thu 2/7

16:05-06:10

2 stops29h 05m

Sydney Kingsford Smith

Thu 16/7

07:05-15:45

3 stops41h 40m

$2,119

PortoSydney

OPO - SYD

OPOSYD

Porto

Wed 4/11

08:20-06:50

2 stops35h 30m

Sydney Kingsford Smith

Sun 8/11

15:50-16:00

2 stops35h 10m

$2,211

PortoSydney

OPO - SYD

OPOSYD

Porto

Wed 4/11

08:20-06:50

2 stops35h 30m

Sydney Kingsford Smith

Sun 8/11

15:50-16:00

2 stops35h 10m

$2,216

PortoSydney

OPO - SYD

OPOSYD

Porto

Wed 3/6

10:45-19:10

2 stops47h 25m

Sydney Kingsford Smith

Sun 14/6

10:05-22:30

3 stops45h 25m

$2,354

PortoSydney

OPO - SYD

OPOSYD

Porto

Mon 25/5

21:25-06:05

2 stops47h 40m

Sydney Kingsford Smith

Sun 7/6

14:35-20:35

2 stops39h 00m

$2,359

PortoSydney

OPO - SYD

OPOSYD

Porto

Sat 20/6

16:05-06:10

2 stops29h 05m

Sydney Kingsford Smith

Sat 27/6

22:10-23:30

2 stops34h 20m

$2,378

PortoSydney

OPO - SYD

OPOSYD

Porto

Wed 3/6

07:00-07:20

3 stops39h 20m

Sydney Kingsford Smith

Sun 14/6

09:20-18:15

3 stops41h 55m

$2,497

PortoSydney

OPO - SYD

OPOSYD

Porto

Thu 2/7

20:40-06:10

2 stops48h 30m

Sydney Kingsford Smith

Thu 16/7

14:50-11:45

2 stops29h 55m

$2,568

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 Sydney

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 Porto and Sydney?

What is the cheapest month to fly to Sydney?

The month of April is, on average, the cheapest month to fly to Sydney from Porto, with most prices found around $0. If you aren’t able to travel to Sydney during the month of April, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $2,040.

When to book flights from Porto to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from Porto to Sydney according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Porto to Sydney (OPO to SYD) flight deals and tips

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

Fastest flight time	26h 45m
Direct flights	None

The fastest flight from Porto to Sydney takes 26h 45m

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

Search flight deals

Frequently asked questions about flying from Porto to Sydney

How far is Porto to Sydney Kingsford Smith by plane?
Porto and Sydney Kingsford Smith are 18054.7 km apart from one another. 26h 45m is a normal flight duration for this route.
When did momondo last update prices for flights from Porto Airport to Sydney Kingsford Smith Airport?
Prices for flights from Porto Airport to Sydney Kingsford Smith Airport were last updated today.
How old do you have to be to fly from Porto Airport to Sydney Kingsford Smith Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Porto Airport to Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The required travel and health documents for your Sydney Kingsford Smith 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 licence and a passport valid for six months after your intended arrival at Sydney Kingsford Smith Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

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

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

All flight searches from Porto to Sydney on momondo can be filtered to show those which offer flexible booking policies.

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

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 Porto to Sydney.

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Of course. momondo tracks the price of Porto to Sydney flights. All you need is a valid email address and we will do the rest; it is that quick and easy.