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Cheap flights from Sydney to Porto from $1,625

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Sydney to Porto departing on 10/3. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Sydney to Porto

Cheap return flights

Enter your travel dates to find the best prices.
Etihad Airways Logo
16:35 - 15:15SYD-OPO
33h 40m2 stops
Etihad Airways Logo
11:35 - 06:35OPO-SYD
32h 00m2 stops
$1,625Etihad Airways
Find Deal
Tue, 10 Mar - Sat, 14 Mar
Etihad Airways Logo
16:35 - 10:50SYD-OPO
29h 15m2 stops
Etihad Airways Logo
20:10 - 17:55OPO-SYD
34h 45m2 stops
$1,628Etihad Airways
Find Deal
Tue, 10 Mar - Sat, 14 Mar
Turkish Airlines Logo
21:15 - 15:10SYD-OPO
28h 55m2 stops
Turkish Airlines Logo
10:40 - 09:45OPO-SYD
38h 05m2 stops
$1,731Turkish Airlines
Find Deal
Mon, 23 Mar - Mon, 13 Apr
Turkish Airlines Logo
21:15 - 15:10SYD-OPO
28h 55m2 stops
Turkish Airlines Logo
05:55 - 19:15OPO-SYD
28h 20m2 stops
$1,828Turkish Airlines
Find Deal
Mon, 23 Mar - Mon, 13 Apr
Multiple Airlines Logo
20:40 - 19:20SYD-OPO
33h 40m2 stops
Multiple Airlines Logo
07:35 - 15:30OPO-SYD
44h 55m2 stops
$2,411Multiple Airlines
Find Deal
Tue, 23 Dec - Tue, 30 Dec
KLM Logo
12:10 - 10:30SYD-OPO
33h 20m2 stops
KLM Logo
16:20 - 06:30OPO-SYD
29h 10m3 stops
$2,922KLM
Find Deal
Mon, 23 Mar - Mon, 13 Apr
KLM Logo
12:10 - 10:30SYD-OPO
33h 20m2 stops
KLM Logo
16:20 - 06:30OPO-SYD
29h 10m3 stops
$2,927KLM
Find Deal
Mon, 23 Mar - Mon, 13 Apr
Multiple Airlines Logo
20:40 - 19:20SYD-OPO
33h 40m2 stops
Multiple Airlines Logo
21:05 - 15:30OPO-SYD
31h 25m2 stops
$2,982Multiple Airlines
Find Deal
Tue, 23 Dec - Tue, 30 Dec
Air Canada Logo
10:25 - 09:30SYD-OPO
34h 05m3 stops
Air Canada Logo
06:00 - 07:20OPO-SYD
40h 20m3 stops
$11,300Air Canada
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Mon, 23 Mar - Mon, 13 Apr
Air Canada Logo
10:25 - 09:30SYD-OPO
34h 05m3 stops
Air Canada Logo
06:00 - 07:20OPO-SYD
40h 20m3 stops
$11,324Air Canada
Find Deal
Mon, 23 Mar - Mon, 13 Apr

Etihad Airways flights from Sydney to Porto

Our best Etihad Airways deals on Sydney to Porto flight tickets
Etihad Airways
10 Mar
SYD16:35Sydney Kingsford Smith
33h 40m
2 stops
OPO15:15Porto
14 Mar
OPO11:35Porto
32h 00m
2 stops
SYD06:35Sydney Kingsford Smith
$1,625
Find similar
Etihad Airways
10 Mar
SYD16:35Sydney Kingsford Smith
29h 15m
2 stops
OPO10:50Porto
14 Mar
OPO20:10Porto
34h 45m
2 stops
SYD17:55Sydney Kingsford Smith
$1,628
Find similar

Turkish Airlines flights from Sydney to Porto

Our best Turkish Airlines deals on Sydney to Porto flight tickets
Turkish Airlines
23 Mar
SYD21:15Sydney Kingsford Smith
28h 55m
2 stops
OPO15:10Porto
13 Apr
OPO10:40Porto
38h 05m
2 stops
SYD09:45Sydney Kingsford Smith
$1,731
Find similar
Turkish Airlines
23 Mar
SYD21:15Sydney Kingsford Smith
28h 55m
2 stops
OPO15:10Porto
13 Apr
OPO05:55Porto
28h 20m
2 stops
SYD19:15Sydney Kingsford Smith
$1,828
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Sydney to Porto 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 78,305 searches. Data last updated 9 November 2025.
Use the filters below to find and compare flights from Sydney to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Tue 10/3

16:35-15:15

2 stops33h 40m

Porto

Sat 14/3

11:35-06:35

2 stops32h 00m

$1,625

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Tue 10/3

16:35-10:50

2 stops29h 15m

Porto

Sat 14/3

20:10-17:55

2 stops34h 45m

$1,628

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Mon 23/3

21:15-15:10

2 stops28h 55m

Porto

Mon 13/4

10:40-09:45

2 stops38h 05m

$1,731

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Mon 23/3

21:15-15:10

2 stops28h 55m

Porto

Mon 13/4

05:55-19:15

2 stops28h 20m

$1,828

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Tue 23/12

20:40-19:20

2 stops33h 40m

Porto

Tue 30/12

07:35-15:30

2 stops44h 55m

$2,411

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Mon 23/3

12:10-10:30

2 stops33h 20m

Porto

Mon 13/4

16:20-06:30

3 stops29h 10m

$2,922

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Mon 23/3

12:10-10:30

2 stops33h 20m

Porto

Mon 13/4

16:20-06:30

3 stops29h 10m

$2,927

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Tue 23/12

20:40-19:20

2 stops33h 40m

Porto

Tue 30/12

21:05-15:30

2 stops31h 25m

$2,982

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Mon 23/3

10:25-09:30

3 stops34h 05m

Porto

Mon 13/4

06:00-07:20

3 stops40h 20m

$11,300

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Mon 23/3

10:25-09:30

3 stops34h 05m

Porto

Mon 13/4

06:00-07:20

3 stops40h 20m

$11,324

Flights are sorted by cheapest return flights first.

Showing 1-10 of 12 resultsSorted by cheapest first
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See travel insights to Porto from

How to get the cheapest flight ticket from Sydney to Porto

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 Porto?

In general, January is the cheapest month to fly from Sydney to Porto. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,723. If you aren’t able to travel to Porto during the month of January, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $1,779.

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

Our data shows that Tuesday is the least expensive day to fly to Porto. Tickets to fly out on this day can be as low as $2,278. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Sydney to Porto for around $2,665.

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

Our most recent data shows that the best time of day to fly to Porto is in the evening. Flights from Sydney to Porto during this time can be as low as $2,200. Flights in the afternoon are often more expensive, with an average ticket price of $2,583.

How far in advance should I book a flight to Porto?

You are more likely to see cheaper flights to Porto from Sydney when booking weeks ahead of your departure date. In general, you can expect to find flights to Porto for around $2,104 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Porto from Sydney for as low as $1,907 on momondo.

How have Sydney to Porto flight prices changed over time?

When to book flights from Sydney to Porto

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

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

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

Direct flights

None
There are no direct flights from Sydney to Porto. There are no popular flight routes from Sydney to Porto.
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  • How far is Sydney Kingsford Smith to Porto by plane?

    Porto is 18054.7 km away from Sydney Kingsford Smith. Flights usually cover this in 28h 55m, depending on flying conditions and air traffic around both airports.

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

    Prices for flights from Sydney Kingsford Smith Airport to Porto Airport refresh daily.

  • How many operators does momondo search for flights from Sydney Kingsford Smith Airport to Porto Airport?

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

    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 Sydney Kingsford Smith Airport to Porto Airport.

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

    The necessary travel and health documents for your Porto Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Sydney to Porto?

Best airlines flying from Sydney to Porto

Compare and see reviews for airlines that fly from Sydney to Porto with momondo
Airline
Rating
Free cancellation
Price
Japan AirlinesPriceFrom $1,300Free cancellationRating
8.3
1,607 reviews
Search Japan Airlines flights
Etihad AirwaysPriceFrom $1,468Free cancellationRating
7.4
1,288 reviews
Search Etihad Airways flights
Turkish AirlinesPriceFrom $1,648Free cancellationRating
7.3
4,036 reviews
Search Turkish Airlines flights
LufthansaPriceFrom $1,769Free cancellationRating
6.8
7,557 reviews
Search Lufthansa flights
SWISSPriceFrom $1,881Free cancellationRating
7.5
1,781 reviews
Search SWISS flights
United AirlinesPriceFrom $2,010Free cancellationRating
7.4
9,010 reviews
Search United Airlines flights
Qatar AirwaysPriceFrom $2,193Free cancellationRating
7.4
3,661 reviews
Search Qatar Airways flights
KLMPriceFrom $2,471Free cancellationRating
7.7
1,408 reviews
Search KLM flights

Travelling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Coimbra
Vila Nova de Gaia
Aveiro

Why use momondo?

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

Finding the right flight to Porto from Sydney is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Porto quick and easy, saving you time and money.

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

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

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

Once all potential Sydney to Porto 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 Sydney to Porto right now. Can momondo alert me if prices change?

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

An easier way to manage your Porto trip

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