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

Turkish Airlines is the most popular carrier 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.

$924 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 $3,053 to $2,771. The lowest price recently found on this route was $1,865.

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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 - 14:50

OPO

SYD

37h 45m

2 stops

19:40 - 19:20

SYD

OPO

32h 40m

2 stops

$1,865Multiple Airlines

Tue, 2 Jun - Tue, 9 Jun

20:40 - 16:50

OPO

SYD

35h 10m

2 stops

20:50 - 21:05

SYD

OPO

33h 15m

2 stops

$1,894Multiple Airlines

Thu, 14 May - Thu, 28 May

06:40 - 19:25

OPO

SYD

27h 45m

2 stops

10:05 - 12:00

SYD

OPO

34h 55m

2 stops

$1,965Multiple Airlines

Thu, 21 May - Thu, 4 Jun

16:05 - 06:10

OPO

SYD

29h 05m

2 stops

20:50 - 06:50

SYD

OPO

43h 00m

2 stops

$1,975Multiple Airlines

Sat, 9 May - Sat, 16 May

06:40 - 19:25

OPO

SYD

27h 45m

2 stops

10:05 - 12:00

SYD

OPO

34h 55m

2 stops

$2,019Multiple Airlines

Thu, 21 May - Thu, 4 Jun

16:05 - 16:50

OPO

SYD

39h 45m

2 stops

20:50 - 06:50

SYD

OPO

43h 00m

2 stops

$2,125Etihad Airways

Thu, 16 Apr - Thu, 30 Apr

06:05 - 16:50

OPO

SYD

25h 45m

2 stops

11:40 - 09:40

SYD

OPO

31h 00m

2 stops

$2,128Multiple Airlines

Thu, 21 May - Thu, 4 Jun

06:35 - 14:15

OPO

SYD

46h 40m

2 stops

21:45 - 09:55

SYD

OPO

47h 10m

2 stops

$2,137Multiple Airlines

Fri, 25 Sep - Sun, 25 Oct

16:05 - 06:10

OPO

SYD

29h 05m

2 stops

20:50 - 23:00

SYD

OPO

35h 10m

2 stops

$2,160Multiple Airlines

Fri, 1 May - Fri, 8 May

06:35 - 14:15

OPO

SYD

46h 40m

2 stops

22:05 - 10:55

SYD

OPO

46h 50m

2 stops

$2,193Multiple Airlines

Fri, 25 Sep - Fri, 23 Oct

Etihad Airways flights from Porto to Sydney

Our best Etihad Airways deals on Porto to Sydney flight tickets

Etihad Airways

16 Apr

OPO16:05Porto

39h 45m

2 stops

SYD16:50Sydney Kingsford Smith

30 Apr

SYD20:50Sydney Kingsford Smith

43h 00m

2 stops

OPO06:50Porto

$2,125

Etihad Airways

11 Apr

OPO11:35Porto

44h 15m

2 stops

SYD16:50Sydney Kingsford Smith

15 Apr

SYD15:40Sydney Kingsford Smith

32h 35m

2 stops

OPO15:15Porto

$2,307

Etihad Airways

3 Sept

OPO16:05Porto

39h 45m

2 stops

SYD16:50Sydney Kingsford Smith

25 Sept

SYD15:40Sydney Kingsford Smith

32h 35m

2 stops

OPO15:15Porto

$2,451

Iberia flights from Porto to Sydney

Our best Iberia deals on Porto to Sydney flight tickets

Iberia

15 Sept

OPO20:40Porto

35h 30m

2 stops

SYD17:10Sydney Kingsford Smith

6 Oct

SYD21:45Sydney Kingsford Smith

43h 55m

2 stops

OPO07:40Porto

$2,214

Iberia

21 May

OPO20:40Porto

35h 30m

2 stops

SYD17:10Sydney Kingsford Smith

4 June

SYD20:45Sydney Kingsford Smith

56h 15m

2 stops

OPO20:00Porto

$2,218

Iberia

2 Sept

OPO20:40Porto

35h 30m

2 stops

SYD17:10Sydney Kingsford Smith

21 Sept

SYD20:45Sydney Kingsford Smith

67h 55m

2 stops

OPO07:40Porto

$2,230

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

PortoSydney

OPO - SYD

OPOSYD

Porto

Tue 2/6

16:05-14:50

2 stops37h 45m

Sydney Kingsford Smith

Tue 9/6

19:40-19:20

2 stops32h 40m

$1,865

PortoSydney

OPO - SYD

OPOSYD

Porto

Thu 14/5

20:40-16:50

2 stops35h 10m

Sydney Kingsford Smith

Thu 28/5

20:50-21:05

2 stops33h 15m

$1,894

PortoSydney

OPO - SYD

OPOSYD

Porto

Thu 21/5

06:40-19:25

2 stops27h 45m

Sydney Kingsford Smith

Thu 4/6

10:05-12:00

2 stops34h 55m

$1,965

PortoSydney

OPO - SYD

OPOSYD

Porto

Sat 9/5

16:05-06:10

2 stops29h 05m

Sydney Kingsford Smith

Sat 16/5

20:50-06:50

2 stops43h 00m

$1,975

PortoSydney

OPO - SYD

OPOSYD

Porto

Thu 21/5

06:40-19:25

2 stops27h 45m

Sydney Kingsford Smith

Thu 4/6

10:05-12:00

2 stops34h 55m

$2,019

PortoSydney

OPO - SYD

OPOSYD

Porto

Thu 16/4

16:05-16:50

2 stops39h 45m

Sydney Kingsford Smith

Thu 30/4

20:50-06:50

2 stops43h 00m

$2,125

Fastest return journey

PortoSydney

OPO - SYD

OPOSYD

Porto

Thu 21/5

06:05-16:50

2 stops25h 45m

Sydney Kingsford Smith

Thu 4/6

11:40-09:40

2 stops31h 00m

$2,128

PortoSydney

OPO - SYD

OPOSYD

Porto

Fri 25/9

06:35-14:15

2 stops46h 40m

Sydney Kingsford Smith

Sun 25/10

21:45-09:55

2 stops47h 10m

$2,137

PortoSydney

OPO - SYD

OPOSYD

Porto

Fri 1/5

16:05-06:10

2 stops29h 05m

Sydney Kingsford Smith

Fri 8/5

20:50-23:00

2 stops35h 10m

$2,160

PortoSydney

OPO - SYD

OPOSYD

Porto

Fri 25/9

06:35-14:15

2 stops46h 40m

Sydney Kingsford Smith

Fri 23/10

22:05-10:55

2 stops46h 50m

$2,193

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 September is, on average, the cheapest month to fly to Sydney from Porto, with most prices found around $2,150. If you aren’t able to travel to Sydney during the month of September, then flying in May is also cheap. Prices for this month can be found on momondo for an average of $2,153.

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	29h 05m
Direct flights	None

The fastest flight from Porto to Sydney takes 29h 05m

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

Search flight deals

How far is Porto to Sydney Kingsford Smith by plane?
Porto and Sydney Kingsford Smith are 18054.7 km apart from one another. 29h 05m 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.

Parramatta

Wollongong

Terrigal

Penrith

Katoomba

Lithgow

Manly

Coogee

Leura

Bondi Beach

Cronulla

Randwick

Charlestown

Newport

Swansea

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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.

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