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$999+ Cheap flights to Porto

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/8. Fares are subject to change and may not be available on all flights or dates of travel.
— OPO
20 juil. — 27 juil.1
1 adult

Flights to Porto in 2025

Find the latest flights to Porto in 2025, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 15 juillet 2025.

Return from

$1,945

One-way from

$999

Popular in

December

Cheapest in

January

Average price

$2,224
Etihad Airways
  • Etihad Airways
  • 25/9-17/10
  • 4 total stops
  • 91h 20m total
  • Sydney to Porto
18/8
  • 18/8
  • 3 total stops
  • 56h 35m total
  • Sydney to Porto
Highest demand for flights based on searches. 7% potential increase in price ($270 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease ($113 potential savings vs. average return price).
Average for return flights in July 2025

Find flight deals to Porto

Cheapest flights to Porto
Explore the most affordable flight options available to Porto. Find the lowest fares based on data from user searches, with prices last updated on 15 juillet 2025.

jeu. 25/921:30SYD - OPO
2 stops42h 20mEtihad Airways
ven. 17/1020:10OPO - SYD
2 stops49h 00mEtihad Airways
Deal found 13/7$1,945
mer. 27/820:55SYD - OPO
2 stops27h 55mTurkish Airlines
mer. 3/916:50OPO - SYD
2 stops41h 10mTurkish Airlines
Deal found 13/7$1,989
jeu. 25/912:50SYD - OPO
3 stops40h 20mMultiple Airlines
ven. 17/1022:30OPO - SYD
2 stops31h 20mMultiple Airlines
Deal found 13/7$2,090
mar. 15/706:15SYD - OPO
3 stops46h 00mKLM
ven. 15/816:20OPO - SYD
2 stops32h 40mKLM
Deal found 12/7$2,639

Cheapflights Fare Finder

Locate flights to Porto that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 647,157 searches and data was last updated on 15 juillet 2025.
Use the filters below to find and compare flights to Porto that are best for you.

Fly from

Sydney

Route

Depart

Return

Price

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

jeu. 25/9

21:30-06:50

2 stops42h 20m

Porto

ven. 17/10

20:10-07:10

2 stops49h 00m

$1,945

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

mer. 27/8

20:55-15:50

2 stops27h 55m

Porto

mer. 3/9

16:50-19:00

2 stops41h 10m

$1,989

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

jeu. 25/9

12:50-20:10

3 stops40h 20m

Porto

ven. 17/10

22:30-15:50

2 stops31h 20m

$2,090

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

lun. 18/8

20:45-20:20

3 stops56h 35m

$999

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

lun. 18/8

21:30-06:50

2 stops42h 20m

$1,026

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

mer. 27/8

09:50-23:10

3 stops46h 20m

$2,322

SydneyPorto

SYD - OPO

SYDOPO

Sydney Kingsford Smith

mer. 27/8

20:55-15:50

1 stop27h 55m

$2,442

Flights are sorted by cheapest return flights first.

Deals found on 12/7

Best time to book a flight to Porto

Have a flexible travel schedule? Discover the best time to fly to Porto 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 to Porto

When is the best time to book a flight to Porto?

Use this chart to determine the optimal time to book a return flight from Sydney to Porto. Price data was last updated on 11 July 2025.

Booking 87 days in advance of your planned departure date is, on average, the best time to get cheap flights to Porto. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

How long is the flight to Porto?

On average, a flight from Sydney to Porto takes 42 hours 20 minutes. Flights to Porto from other popular cities in Australia will vary in length. Below are a few examples of popular routes and their flight times.

When is the cheapest time to fly to Porto?

Use this chart to determine the cheapest time to fly return from Sydney to Porto. Price data was last updated on 16 December 2024.

Users looking for the lowest fares to Porto should consider flying on Friday evenings, when prices are typically cheapest. Budget-minded travellers will want to avoid Monday mornings, when prices are usually at their highest.

What are the cheapest airlines that fly to Porto?

The cheapest airlines flying from Sydney to Porto are Etihad Airways, Turkish Airlines and Lufthansa.

Rainfall in Porto by month

Plan your trip to Porto by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Porto ranges from 18.0 - 195.0 mm 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.

Temperature in Porto by month

Plan your trip to Porto by taking into account the average temperature totals by month.

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).

Reviews of airlines servicing Porto

Get insights into the airlines that provide service to Porto. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Porto. Reviews last updated 15 juillet 2025.
Get a feel of what it's like to fly with Emirates, Etihad Airways, andUnited Airlines to Portugal by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Crew

8.3

Comfort

8.0

Food

7.8

Overall

8.1

Boarding

8.1

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Kunda,Feb 2024

FRA - DXB

All in all I enjoyed my experience and definitely flying with you again

Crew

8.3

Comfort

8.0

Food

7.8

Overall

8.1

Boarding

8.1

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Kunda,Feb 2024

FRA - DXB

All in all I enjoyed my experience and definitely flying with you again

Crew

8.3

Comfort

8.0

Food

7.8

Overall

8.1

Boarding

8.1

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Kunda,Feb 2024

FRA - DXB

All in all I enjoyed my experience and definitely flying with you again

Crew

8.3

Comfort

8.0

Food

7.8

Overall

8.1

Boarding

8.1

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Kunda,Feb 2024

FRA - DXB

All in all I enjoyed my experience and definitely flying with you again

Crew

8.3

Comfort

8.0

Food

7.8

Overall

8.1

Boarding

8.1

Entertainment

8.2

Reviews

1 / 20
10.0
Excellent

Kunda,Feb 2024

FRA - DXB

All in all I enjoyed my experience and definitely flying with you again

FAQs about flying to Porto

  • What airport do you fly into for flights to Porto?

    Most people fly into Porto (OPO) if they book a flight to Porto. Porto is conveniently located just 10.9 km from Porto’s city centre.

  • Can I find cheaper flights to Porto if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Porto on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Porto?

    Based on reviews from Cheapflights users, Turkish Airlines is rated the highest out of the airlines that fly to Porto.

  • What is the cheapest airport to fly to in Porto?

    Porto is currently the cheapest airport to fly to in Porto. One-way flights to Porto typically cost $31, while return flights cost around $35.

  • How much is a return flight to Porto?

    A return flight to Porto will typically cost around $36, however they can be found for as little as $23.

  • Where does the fastest flight to Porto depart from?

    For those looking to save time traveling to Porto, Brisbane offers the quickest one-way flight (29 hours 0 minutes).

  • Does Porto have car hire?

    Yes. Those touching down at Porto can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Porto?

    Yes. Porto has hotels nearby for those requiring accommodations. Room near the airport is the closest property to Porto (0.0 km away from Porto).

See more FAQs

Travelling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Viseu

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Porto.

Can Cheapflights find flights to Porto with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights to Porto, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights offers price alerts on Porto flights so you can book your flight when prices are ideal. Enable price alerts by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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