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.

$1,118 Cheap Flights from Porto to Sydney in 2025

1 adult

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Cheap return flights

These are some of the best return flight deals from Porto to Sydney that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Porto to Sydney.

Cheap last-minute flights

Planning a quick getaway from Porto to Sydney? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Sydney, so you can enjoy a seamless trip without stopovers.

Cheap bus & train deals from Porto to Sydney

Find recent round-trip train or bus tickets from Porto to Sydney.

All round-trip flight deals to Sydney

The cheapest plane tickets to Sydney found on KAYAK recently.

11:25 - 10:00OPO-SYD

35h 35m2 stops

12:30 - 13:15SYD-OPO

35h 45m2 stops

$1,817

Find Deal

Mon, 24 Feb - Wed, 12 Mar

11:35 - 09:40OPO-SYD

35h 05m3 stops

12:30 - 11:30SYD-OPO

34h 00m2 stops

$1,965

Find Deal

Mon, 24 Feb - Wed, 12 Mar

11:35 - 07:20OPO-SYD

56h 45m2 stops

12:00 - 15:15SYD-OPO

38h 15m2 stops

$2,000

Find Deal

Thu, 13 Feb - Mon, 17 Feb

11:45 - 07:25OPO-SYD

32h 40m2 stops

15:55 - 10:50SYD-OPO

53h 55m2 stops

$2,042Air France

Find Deal

Mon, 3 Mar - Mon, 10 Mar

11:45 - 06:30OPO-SYD

31h 45m2 stops

15:55 - 10:50SYD-OPO

29h 55m2 stops

$2,201Air France

Find Deal

Mon, 3 Mar - Mon, 10 Mar

06:00 - 07:00OPO-SYD

38h 00m2 stops

11:50 - 15:15SYD-OPO

38h 25m2 stops

$2,214United Airlines

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Mon, 27 Jan - Wed, 26 Feb

16:25 - 07:15OPO-SYD

51h 50m2 stops

15:15 - 15:15SYD-OPO

35h 00m2 stops

$2,230Lufthansa

Find Deal

Mon, 24 Feb - Wed, 12 Mar

06:00 - 09:15OPO-SYD

40h 15m2 stops

12:10 - 15:10SYD-OPO

38h 00m2 stops

$2,296United Airlines

Find Deal

Sun, 9 Feb - Sun, 16 Feb

11:25 - 06:20OPO-SYD

55h 55m2 stops

15:15 - 16:40SYD-OPO

36h 25m2 stops

$2,425SWISS

Find Deal

Tue, 4 Feb - Thu, 27 Feb

13:45 - 09:05OPO-SYD

56h 20m2 stops

15:15 - 11:40SYD-OPO

31h 25m2 stops

$2,468Lufthansa

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Wed, 5 Feb - Tue, 18 Feb

13:00 - 09:40OPO-SYD

57h 40m3 stops

$1,118

Find Deal

Wed, 12 Feb

14:10 - 07:20OPO-SYD

30h 10m2 stops

$1,172

Find Deal

Wed, 12 Feb

Air France flights from Porto to Sydney

Our best Air France deals on Porto to Sydney flight tickets

Air France

3 Mar

OPO11:45Porto

32h 40m

2 stops

SYD07:25Sydney Kingsford Smith

10 Mar

SYD15:55Sydney Kingsford Smith

53h 55m

2 stops

OPO10:50Porto

$2,042

Find similar

Air France

3 Mar

OPO11:45Porto

31h 45m

2 stops

SYD06:30Sydney Kingsford Smith

10 Mar

SYD15:55Sydney Kingsford Smith

29h 55m

2 stops

OPO10:50Porto

$2,201

Find similar

Air France

10 Feb

OPO11:45Porto

32h 40m

2 stops

SYD07:25Sydney Kingsford Smith

24 Feb

SYD11:15Sydney Kingsford Smith

34h 35m

2 stops

OPO10:50Porto

$2,441

Find similar

United Airlines flights from Porto to Sydney

Our best United Airlines deals on Porto to Sydney flight tickets

United Airlines

27 Jan

OPO06:00Porto

38h 00m

2 stops

SYD07:00Sydney Kingsford Smith

26 Feb

SYD11:50Sydney Kingsford Smith

38h 25m

2 stops

OPO15:15Porto

$2,214

Find similar

United Airlines

9 Feb

OPO06:00Porto

40h 15m

2 stops

SYD09:15Sydney Kingsford Smith

16 Feb

SYD12:10Sydney Kingsford Smith

38h 00m

2 stops

OPO15:10Porto

$2,296

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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

What is the cheapest month to fly to Sydney?

The month of February is, on average, the cheapest month to fly to Sydney from Porto, with most prices found around $2,110. If you aren’t able to travel to Sydney during the month of February, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $2,124.

What is the cheapest day to depart on your flight to Sydney?

Our data shows that Monday is the least expensive day to fly to Sydney. Tickets to fly out on this day can be as low as $0. The most expensive day to fly to Sydney is Wednesday, with ticket prices averaging around $2,496.

What is the cheapest time of day to depart on your flight to Sydney?

According to our data, the cheapest time of day to fly to Sydney is in the morning. momondo users have found flights departing from Porto to Sydney in the morning for as low as $0. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $2,496 on average. Flights to Sydney from Porto in the afternoon are generally more expensive because this time of day is more convenient for travellers’ schedules.

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

Best price found	$1,118
Fastest flight time	27h 20m
Direct flights	None
Airports in Sydney	1 airport

The best one-way flight to Sydney from Porto in the past 72 hours is $1,118. The best return flight deal from Porto to Sydney found on momondo in the last 72 hours is $1,817.

The fastest flight from Porto to Sydney takes 27h 20m

There are no direct flights from Porto to Sydney. Popular non-direct route for this connection is Porto Airport - Sydney Kingsford Smith Airport.

There is 1 airport near Sydney: Sydney Kingsford Smith (SYD)

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How far is Porto to Sydney Kingsford Smith by plane?
Porto and Sydney Kingsford Smith are 18054.7 km apart from one another. 27h 20m 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.

Why use momondo?

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.

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

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.