How long is the flight from Sydney to Porto?

Airlines like Turkish Airlines fly from Sydney to Porto in about 38h. The time it takes to get you to your destination can typically vary by up to . Sydney and Porto are separated by a distance of 18057 km. Find deals

What are the cheapest airlines flying from Sydney to Porto round-trip?

Our cheapest airline available from Sydney to Porto is Japan Airlines. Our recent data shows that you can find tickets from as low as $1,266 on this airline. Additional options worth looking into are Etihad Airways and Turkish Airlines, starting at $1,414 and $1,631 round-trip. You may be able to fly from Sydney to Porto for 39% less than the average price by searching for these airlines. Find deals

In terms of precipitation, rainfall in Porto ranges from 18.0 - 195.0 inches per month. December is typically the wettest month, when rainfall can reach 195.0 mm. July is typically the driest time to visit Porto when rainfall is around 18.0 mm.

If weather is an important factor for your trip to Porto, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 20.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 9.0 C).

What are the most popular airlines that fly from Sydney to Porto?

Before booking your flight from Sydney to Porto, check out the most popular airlines for this route: Etihad Airways, Japan Airlines or KLM.

Can I find deals for flights from Sydney to Porto that include hotel bookings?

Yes. In addition to deals on Sydney to Porto flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Sydney to Porto?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to Porto.

Can I find deals for business class flights from Sydney to Porto?

Yes. Cheapflights offers flight deals from Sydney to Porto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$1,428+ Flights from Sydney to Porto

Q: How much does it cost for a return flight from Sydney to Porto?

Airfare is below average for this route at the moment. Sydney to Porto flights typically cost between $1,730 and $2,078 in November. The cheapest return flight price found within the last 3 days was $1,428 on Multiple Airlines (2 Nov-9 Nov). Find deals

Cheapflights Tip: The best prices from Sydney Kingsford Smith to Porto are usually found in January or February, booked 28 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap flight deals from Sydney to Porto

Round-trip from	$1,428
Popular in	December
Cheapest in	January
Average price	$1,818

2/11-9/11
4 total stops
59h 35m total
Sydney to Porto

Search Deals

Highest demand for flights based on searches. 5% potential increase in price ($190 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($99 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2025

Search Deals

Find flight deals from Sydney to Porto

Cheapest flights from Sydney to Porto
Explore the most affordable flight options available from Sydney to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.

Sun 2/1112:45SYD - OPO

2 stops32h 10mMultiple Airlines

Sun 9/1116:10OPO - SYD

2 stops27h 25mMultiple Airlines

Deal found 17/9$1,428

Fri 31/1021:15SYD - OPO

2 stops28h 55mTurkish Airlines

Fri 7/1110:55OPO - SYD

2 stops36h 50mTurkish Airlines

Deal found 16/9$1,673

Tue 14/1015:50SYD - OPO

2 stops28h 00mMultiple Airlines

Thu 23/1011:05OPO - SYD

2 stops37h 40mMultiple Airlines

Deal found 16/9$1,728

Fri 31/1021:15SYD - OPO

3 stops33h 05mMultiple Airlines

Fri 7/1118:45OPO - SYD

2 stops33h 45mMultiple Airlines

Deal found 15/9$1,913

Best flights from Sydney to Porto
Discover carefully curated flight deals from Sydney to Porto that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 18 September 2025.

Fri 31/1012:10SYD - OPO

2 stops38h 00mTurkish Airlines

Fri 7/1110:55OPO - SYD

2 stops36h 50mTurkish Airlines

Deal found 15/9$1,682

Tue 14/1015:50SYD - OPO

2 stops28h 00mMultiple Airlines

Thu 23/1011:05OPO - SYD

2 stops37h 40mMultiple Airlines

Deal found 16/9$1,728

Tue 10/310:20SYD - OPO

2 stops34h 10mUnited Airlines

Sat 14/312:35OPO - SYD

2 stops33h 30mUnited Airlines

Deal found 17/9$2,007

Sun 2/1115:50SYD - OPO

2 stops30h 45mMultiple Airlines

Sun 9/1107:55OPO - SYD

3 stops35h 55mMultiple Airlines

Deal found 17/9$1,857

Fri 31/1021:15SYD - OPO

3 stops33h 05mMultiple Airlines

Fri 7/1118:45OPO - SYD

2 stops33h 45mMultiple Airlines

Deal found 15/9$1,913

Last-minute flights from Sydney to Porto
Discover last-minute flight deals from Sydney to Porto. Data last updated 18 September 2025 and is based on user searches.

Sat 27/910:00SYD - OPO

2 stops32h 45mMultiple Airlines

Sat 11/1016:50OPO - SYD

2 stops32h 30mMultiple Airlines

Deal found 16/9$4,185

Sat 27/914:50SYD - OPO

2 stops38h 05mQatar Airways

Sat 11/1020:35OPO - SYD

2 stops35h 35mQatar Airways

Deal found 17/9$4,309

Sat 27/911:45SYD - OPO

3 stops31h 55mKLM

Sat 11/1016:20OPO - SYD

2 stops29h 20mKLM

Deal found 16/9$5,012

Fly from

Fly to

Route

Depart

Return

Price

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Fri 31/10

12:10-15:10

2 stops38h 00m

Porto

Fri 7/11

10:55-10:45

2 stops36h 50m

$1,682

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Tue 14/10

15:50-09:50

2 stops28h 00m

Porto

Thu 23/10

11:05-10:45

2 stops37h 40m

$1,728

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Sun 2/11

15:50-11:35

2 stops30h 45m

Porto

Sun 9/11

07:55-06:50

3 stops35h 55m

$1,857

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Fri 31/10

21:15-19:20

3 stops33h 05m

Porto

Fri 7/11

18:45-15:30

2 stops33h 45m

$1,913

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Tue 10/3

10:20-09:30

2 stops34h 10m

Porto

Sat 14/3

12:35-09:05

2 stops33h 30m

$2,007

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Mon 15/12

21:10-15:00

2 stops52h 50m

$2,557

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Tue 30/9

07:50-15:45

3 stops40h 55m

$3,067

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

Tue 30/9

20:55-15:50

1 stop27h 55m

$8,757

Flights are sorted by cheapest return flights first.

Deals found on 17/9

Best time to book a flight from Sydney to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Sydney with our price prediction graph.

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Sydney to Porto

How far ahead should I book a flight from Sydney to Porto?

The price you pay for your flight from Sydney to Porto may vary depending on when you book. For the best chance of a lower fare, look to book 28 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest time of day to fly from SYD to OPO?

It’s optimal to fly from Sydney to Porto in the evening. By choosing this option you can save up to 15% on the cost of your flight, compared to a flight in the afternoon.

What is the cheapest day to fly from Sydney to Porto?

Travellers seeking maximum savings on their Sydney to Porto flight should consider departing on Friday evenings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost for a return flight from Sydney to Porto?

Reviews of airlines servicing Porto

Get a feel of what it's like to fly with KLM, Qatar Airways, andEtihad Airways from Sydney to Porto by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.8

Good

1,386 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

KLM

7.8

Good

1,386 reviews

KLM

7.8

Good

1,386 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

Qatar Airways

7.4

Good

3,622 reviews

KLM

7.8

Good

1,386 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

Etihad Airways

7.4

Good

1,251 reviews

KLM

7.8

Good

1,386 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

Turkish Airlines

7.3

Good

3,965 reviews

KLM

7.8

Good

1,386 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

Lufthansa

6.8

Okay

7,409 reviews

KLM

7.8

Good

1,386 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Mark,Sept 2025

AMS - BHX

Crew and snacks were good, boarding wasn't great as busses were used rather than boarding tunnels. Also endured a one hour delay.

Related info for your journey

How long is the flight from Sydney to Porto?
Airlines like Turkish Airlines fly from Sydney to Porto in about 38h. The time it takes to get you to your destination can typically vary by up to . Sydney and Porto are separated by a distance of 18057 km.
What are the cheapest airlines flying from Sydney to Porto round-trip?
Our cheapest airline available from Sydney to Porto is Japan Airlines. Our recent data shows that you can find tickets from as low as $1,266 on this airline. Additional options worth looking into are Etihad Airways and Turkish Airlines, starting at $1,414 and $1,631 round-trip. You may be able to fly from Sydney to Porto for 39% less than the average price by searching for these airlines.
Can I find deals for flights from Sydney to Porto that include hotel bookings?
Yes. In addition to deals on Sydney to Porto flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Sydney to Porto?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sydney to Porto.
Can I find deals for business class flights from Sydney to Porto?
Yes. Cheapflights offers flight deals from Sydney to Porto by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Viseu

Browse thousands of different options on Cheapflights for your next trip

Fly from Sydney to Porto on these airlines

KLM flights from Sydney Kingsford Smith to Porto

Top 8 airlines flying from Sydney to Porto

Airline	Cheapest	Average	Flexibility	On-time
Japan Airlines	Cheapest$1,266	Average$1,964	FlexibilityNo cancel fee	On-time79%	Search Japan Airlines flights
Etihad Airways	Cheapest$1,414	Average$2,026	FlexibilityNo cancel fee	On-time75%	Search Etihad Airways flights
Turkish Airlines	Cheapest$1,631	Average$2,039	FlexibilityNo cancel fee	On-time77%	Search Turkish Airlines flights
Lufthansa	Cheapest$1,723	Average$1,921	FlexibilityNo cancel fee	On-time76%	Search Lufthansa flights
SWISS	Cheapest$1,832	Average$2,095	FlexibilityNo cancel fee	On-time79%	Search SWISS flights
United Airlines	Cheapest$1,958	Average$2,606	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Qatar Airways	Cheapest$2,136	Average$2,603	FlexibilityNo cancel fee	On-time68%	Search Qatar Airways flights
KLM	Cheapest$2,407	Average$2,910	FlexibilityNo cancel fee	On-time75%	Search KLM flights

Fly with Cheapflights

How does Cheapflights help users find flights from Sydney to Porto?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Porto from Sydney today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Sydney to Porto?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Sydney to Porto for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Sydney to Porto with no change fees?

Certainly. Search results for flights to Porto from Sydney shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights from Sydney to Porto become cheaper?

Yes! Start tracking prices for Sydney to Porto flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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Cheap flights from Sydney to Porto from $1,428

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/11. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Sydney Kingsford Smith to Porto are usually found in January or February, booked 28 days in advance, depart on a Tuesday or Monday and return on a Monday

Cheap flight deals from Sydney to Porto

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Sydney to Porto

Cheapest flights from Sydney to PortoExplore the most affordable flight options available from Sydney to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.

Explore the most affordable flight options available from Sydney to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Sydney to Porto that are best for you.

Best time to book a flight from Sydney to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto from Sydney with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Sydney to Porto

How far ahead should I book a flight from Sydney to Porto?

What is the cheapest time of day to fly from SYD to OPO?

What is the cheapest day to fly from Sydney to Porto?

How much does it cost for a return flight from Sydney to Porto?

Reviews of airlines servicing Porto

Get a feel of what it's like to fly with KLM, Qatar Airways, andEtihad Airways from Sydney to Porto by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Sydney to Porto. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

How long is the flight from Sydney to Porto?

What are the cheapest airlines flying from Sydney to Porto round-trip?

Can I find deals for flights from Sydney to Porto that include hotel bookings?

How can I find direct flights from Sydney to Porto?

Can I find deals for business class flights from Sydney to Porto?

Travelling to a place near Porto?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Sydney to Porto on these airlines

Choose from the following airlines for your flight from Sydney to Porto. Flights are based on user searches made on Cheapflights and were last updated on 18 September 2025.

Top 8 airlines flying from Sydney to Porto

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Sydney to Porto?

Why should you use Cheapflights to find cheap flight tickets from Sydney to Porto?

Can Cheapflights find flights from Sydney to Porto with no change fees?

Can Cheapflights notify me if prices for flights from Sydney to Porto become cheaper?

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Travel Smart

Cheapest flights from Sydney to Porto
Explore the most affordable flight options available from Sydney to Porto. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 September 2025.