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Cheap flights from Sydney to Porto from $852

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sydney to Porto departing on 24/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Sydney to Porto

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
11:00 - 15:15
SYD
-
OPO
37h 15m
2 stops
Multiple Airlines Logo
20:10 - 09:00
OPO
-
SYD
51h 50m
2 stops
$1,547Multiple Airlines
Wed, 5 Aug - Tue, 18 Aug
Multiple Airlines Logo
16:35 - 15:00
SYD
-
OPO
33h 25m
3 stops
Multiple Airlines Logo
05:00 - 06:35
OPO
-
SYD
38h 35m
3 stops
$1,697Multiple Airlines
Fri, 30 Oct - Mon, 9 Nov
Multiple Airlines Logo
19:40 - 19:20
SYD
-
OPO
32h 40m
2 stops
Multiple Airlines Logo
20:10 - 14:50
OPO
-
SYD
33h 40m
2 stops
$1,710Multiple Airlines
Fri, 31 Jul - Tue, 4 Aug
Multiple Airlines Logo
16:35 - 21:15
SYD
-
OPO
39h 40m
2 stops
Multiple Airlines Logo
08:45 - 06:35
OPO
-
SYD
34h 50m
2 stops
$1,727Multiple Airlines
Fri, 30 Oct - Mon, 9 Nov
Multiple Airlines Logo
19:40 - 20:25
SYD
-
OPO
33h 45m
3 stops
Multiple Airlines Logo
18:00 - 14:50
OPO
-
SYD
35h 50m
3 stops
$1,742Multiple Airlines
Fri, 31 Jul - Tue, 4 Aug
Etihad Airways Logo
16:40 - 06:50
SYD
-
OPO
48h 10m
2 stops
Etihad Airways Logo
20:10 - 06:30
OPO
-
SYD
47h 20m
2 stops
$1,747Etihad Airways
Sun, 11 Oct - Tue, 3 Nov
Turkish Airlines Logo
11:40 - 15:40
SYD
-
OPO
37h 00m
2 stops
Turkish Airlines Logo
16:50 - 09:40
OPO
-
SYD
31h 50m
2 stops
$1,755Turkish Airlines
Wed, 5 Aug - Tue, 18 Aug
Etihad Airways Logo
21:30 - 10:50
SYD
-
OPO
48h 20m
2 stops
Etihad Airways Logo
07:35 - 06:35
OPO
-
SYD
36h 00m
2 stops
$1,765Etihad Airways
Tue, 10 Nov - Sat, 14 Nov
Etihad Airways Logo
21:30 - 10:50
SYD
-
OPO
48h 20m
2 stops
Etihad Airways Logo
07:35 - 06:35
OPO
-
SYD
36h 00m
2 stops
$1,770Etihad Airways
Tue, 10 Nov - Sat, 14 Nov
Etihad Airways Logo
16:50 - 06:45
SYD
-
OPO
48h 55m
2 stops
Etihad Airways Logo
11:35 - 06:30
OPO
-
SYD
31h 55m
2 stops
$1,796Etihad Airways
Wed, 11 Nov - Sun, 15 Nov

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Etihad Airways flights from Sydney to Porto

Our best Etihad Airways deals on Sydney to Porto flight tickets
Etihad Airways
11 Oct
SYD16:40Sydney Kingsford Smith
48h 10m
2 stops
OPO06:50Porto
3 Nov
OPO20:10Porto
47h 20m
2 stops
SYD06:30Sydney Kingsford Smith
$1,747
Etihad Airways
10 Nov
SYD21:30Sydney Kingsford Smith
48h 20m
2 stops
OPO10:50Porto
14 Nov
OPO07:35Porto
36h 00m
2 stops
SYD06:35Sydney Kingsford Smith
$1,765
Etihad Airways
10 Nov
SYD21:30Sydney Kingsford Smith
48h 20m
2 stops
OPO10:50Porto
14 Nov
OPO07:35Porto
36h 00m
2 stops
SYD06:35Sydney Kingsford Smith
$1,770

Turkish Airlines flights from Sydney to Porto

Our best Turkish Airlines deals on Sydney to Porto flight tickets
Turkish Airlines
5 Aug
SYD11:40Sydney Kingsford Smith
37h 00m
2 stops
OPO15:40Porto
18 Aug
OPO16:50Porto
31h 50m
2 stops
SYD09:40Sydney Kingsford Smith
$1,755
Turkish Airlines
6 Aug
SYD11:40Sydney Kingsford Smith
31h 00m
2 stops
OPO09:40Porto
21 Aug
OPO16:45Porto
41h 25m
2 stops
SYD19:10Sydney Kingsford Smith
$1,838
Turkish Airlines
29 July
SYD11:05Sydney Kingsford Smith
37h 35m
2 stops
OPO15:40Porto
28 Sept
OPO10:40Porto
38h 00m
2 stops
SYD09:40Sydney Kingsford Smith
$1,931

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 18 July 2026.
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

Cheapest return flight

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Wed 5/8

11:00-15:15

2 stops37h 15m

Porto

Tue 18/8

20:10-09:00

2 stops51h 50m

$1,547

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Fri 30/10

16:35-15:00

3 stops33h 25m

Porto

Mon 9/11

05:00-06:35

3 stops38h 35m

$1,697
Fastest return journey

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Fri 31/7

19:40-19:20

2 stops32h 40m

Porto

Tue 4/8

20:10-14:50

2 stops33h 40m

$1,710

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Fri 30/10

16:35-21:15

2 stops39h 40m

Porto

Mon 9/11

08:45-06:35

2 stops34h 50m

$1,727

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Fri 31/7

19:40-20:25

3 stops33h 45m

Porto

Tue 4/8

18:00-14:50

3 stops35h 50m

$1,742

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Sun 11/10

16:40-06:50

2 stops48h 10m

Porto

Tue 3/11

20:10-06:30

2 stops47h 20m

$1,747

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Wed 5/8

11:40-15:40

2 stops37h 00m

Porto

Tue 18/8

16:50-09:40

2 stops31h 50m

$1,755

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Tue 10/11

21:30-10:50

2 stops48h 20m

Porto

Sat 14/11

07:35-06:35

2 stops36h 00m

$1,765

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Tue 10/11

21:30-10:50

2 stops48h 20m

Porto

Sat 14/11

07:35-06:35

2 stops36h 00m

$1,770

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Wed 11/11

16:50-06:45

2 stops48h 55m

Porto

Sun 15/11

11:35-06:30

2 stops31h 55m

$1,796

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 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 typical price of a round-trip flight between Sydney and Porto?

What is the cheapest month to fly to Porto?

In general, November 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 $0. If you aren’t able to travel to Porto during the month of November, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $1,504.

How far in advance should I book a flight from Sydney 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 $2,023 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 $1,477 on momondo.

Can stopping save me money on Sydney to Porto flights?

You could potentially save up to 19% on your flight if you consider stops on a Sydney to Porto flight.

How have Sydney to Porto flight prices changed over time?

As of July 2026, prices for Sydney to Porto flights are approximately 28% cheaper when compared to flights at the same time last year.

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

Fastest flight time

31h 40m

Direct flights

None
The fastest flight from Sydney to Porto takes 31h 40m
There are no direct flights from Sydney to Porto. There are no popular flight routes from Sydney to Porto.
Search flight deals

Frequently asked questions about flying from Sydney to Porto

  • 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 31h 40m, 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 $1,210Free cancellationRating
8.3
1,877 reviews
Search Japan Airlines flights
Etihad AirwaysPriceFrom $1,383Free cancellationRating
7.3
1,480 reviews
Search Etihad Airways flights
Qatar AirwaysPriceFrom $1,689Free cancellationRating
7.3
3,745 reviews
Search Qatar Airways flights
Turkish AirlinesPriceFrom $1,704Free cancellationRating
7.4
4,446 reviews
Search Turkish Airlines flights
United AirlinesPriceFrom $1,921Free cancellationRating
7.4
10,008 reviews
Search United Airlines flights
LufthansaPriceFrom $1,950Free cancellationRating
6.8
8,148 reviews
Search Lufthansa flights
Air FrancePriceFrom $1,979Free cancellationRating
7.5
1,627 reviews
Search Air France flights
KLMPriceFrom $2,269Free cancellationRating
7.8
1,542 reviews
Search KLM flights

Travelling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Coimbra
Braga
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.

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