HK$447+ Cheap flights from Porto

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10-9. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
OPO — HKG
2 Sep — 9 Sep1
1 adult
1 adult, Economy, 0 bags

Find flights from Porto within your budget

 
Find flights departing from Porto that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 3 August 2026. In the last 7 days, Cheapflights users made a total of 70,647 searches

Fly to

Route

Departure

Return

Price

Cheapest return flight

PortoHong Kong

OPO - HKG

OPOHKG

Porto

Mon 14-9

22:00-11:50

3 stops30h 50m

Hong Kong Intl

Mon 21-9

18:50-23:20

2 stops35h 30m

HK$6,532

PortoHong Kong

OPO - HKG

OPOHKG

Porto

Sat 12-9

13:55-23:45

2 stops26h 50m

Hong Kong Intl

Mon 28-9

22:30-15:50

1 stop24h 20m

HK$8,053

PortoHong Kong

OPO - HKG

OPOHKG

Porto

Mon 14-9

16:50-17:15

1 stop17h 25m

Hong Kong Intl

Mon 21-9

08:55-09:40

1 stop31h 45m

HK$8,335
Fastest return journey

PortoHong Kong

OPO - HKG

OPOHKG

Porto

Mon 30-11

16:25-17:05

1 stop16h 40m

Hong Kong Intl

Wed 2-12

23:15-15:25

1 stop24h 10m

HK$8,516

PortoHong Kong

OPO - HKG

OPOHKG

Porto

Sat 12-9

10:40-21:30

2 stops27h 50m

Hong Kong Intl

Mon 28-9

22:45-20:05

1 stop28h 20m

HK$9,088

PortoHong Kong

OPO - HKG

OPOHKG

Porto

Tue 25-8

16:50-17:15

1 stop17h 25m

Hong Kong Intl

Mon 31-8

08:55-09:40

1 stop31h 45m

HK$9,613

PortoHong Kong

OPO - HKG

OPOHKG

Porto

Mon 30-11

18:00-21:50

2 stops19h 50m

Hong Kong Intl

Tue 1-12

00:35-18:00

2 stops25h 25m

HK$9,802
Cheapest one-way

PortoHong Kong

OPO - HKG

OPOHKG

Porto

Sat 22-8

21:00-16:20

3 stops36h 20m

HK$3,270

PortoHong Kong

OPO - HKG

OPOHKG

Porto

Fri 4-12

07:35-21:50

2 stops30h 15m

HK$4,187

PortoHong Kong

OPO - HKG

OPOHKG

Porto

Sat 22-8

10:40-15:25

1 stop21h 45m

HK$5,403

Flights are sorted by cheapest return flights first.

Deals found on 1-8

Showing 1-10 of 17 resultsSorted by cheapest first
1
2

Best time to book a flight from Porto

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

Travel insights for flights from Porto

Get recent, data-driven insights about flights from Porto including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Porto?

Currently, February is the cheapest month in which you can book a flight from Porto (average of HK$7,057). Flying from Porto in October will prove the most costly (average of HK$10,884). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

What are popular destinations to fly to from Porto?

If you’re flying from Porto, these routes are more frequently taken by airlines Paris (260 flights per day), Madrid (249 flights per day) and New York (126 flights per day).

Paris
Paris
From HK$809
Zurich
Zurich
From HK$2,423
Palermo Punta Raisi
Palermo Punta Raisi
From HK$1,120
Madrid Barajas
Madrid Barajas
From HK$699

What is the cheapest place to fly to from Porto?

The cheapest city to fly to from Porto is Madrid Barajas, with prices starting at HK$699. Explore other affordable destinations below.

Madrid Barajas
Madrid Barajas
From HK$699
Kastrup Copenhagen
Kastrup Copenhagen
From HK$753
Naples
Naples
From HK$802
Paris
Paris
From HK$809

Browse thousands of different options on Cheapflights for your next trip

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Direct flights from Portugal

Book a direct flight from one of these other cities located in Portugal.
Direct flights from Porto
Direct flights from Lisbon
Direct flights from Faro
Direct flights from Funchal
Direct flights from Ponta Delgada

Related info for your journey

Access useful and relevant information related to your journey from Porto. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 3 August 2026.

  • What are the most popular destinations to fly to from Porto?

    This month, the top selected destinations from Porto are Funchal, Barcelona-El Prat Airport, Faro. Throughout the year, Funchal, Barcelona-El Prat Airport, Geneva are some of the top choices made by users flying from Porto.

  • What is the cheapest flight from Porto to anywhere?

    Users have flown out of Porto for as low as HK$699 to Madrid (prices may vary depending on the airline and departure time). On average, users have booked flights for HK$3,874 to fly from Porto.

  • What is the cheapest month to fly from Porto?

    Currently, the cheapest month for flights from Porto is February. The most expensive month for flights is October. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • How does Cheapflights help users find flights from 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 from Porto today with Cheapflights!

  • Why should you use Cheapflights to find cheap flight tickets from 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 from Porto.

  • Can Cheapflights find flights from Porto with no change fees?

    Users can book flights with no change fees policies with our dedicated filters. Book flights from Porto flexibly with Cheapflights today.

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

    Yes, Cheapflights offers price alerts on flights from Porto so you can book your travels when it’s right. The Price Alerts feature is available by clicking the bell icon next to the flight deals above and providing your email address.

See more FAQs

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 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 from Porto today with Cheapflights!

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

Can Cheapflights find flights from Porto with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Porto flexibly with Cheapflights today.

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

Yes, Cheapflights offers price alerts on flights from Porto so you can book your travels when it’s right. The Price Alerts feature is available by clicking the bell icon next to the flight deals above and providing your email address.

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