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HK$3,748+ 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 14-5. Fares are subject to change and may not be available on all flights or dates of travel.
— OPO
25 Apr — 2 May1
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 70,647 searches and data was last updated on 20 April 2025.

Return from

HK$4,835

One-way from

HK$3,748

Popular in

August

Cheapest in

November

Average price

HK$7,931
3-6-10-6
  • 3-6-10-6
  • 4 total stops
  • 56h 40m total
  • Hong Kong to Porto
Qatar Airways
  • Qatar Airways
  • 14-5
  • 2 total stops
  • 31h 15m total
  • Hong Kong to Porto
Highest demand for flights based on searches. 16% potential increase in price (HK$10,266 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (HK$1,475 potential savings vs. average return price).
Average for return flights in April 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 20 April 2025.

Tue 3-610:30HKG - OPO
2 stops35h 30mMultiple Airlines
Tue 10-607:35OPO - HKG
2 stops21h 10mMultiple Airlines
Deal found 19-4HK$4,835
Wed 14-523:15HKG - OPO
1 stop26h 15mSWISS
Wed 25-614:35OPO - HKG
2 stops19h 05mSWISS
Deal found 20-4HK$5,005
Tue 3-601:25HKG - OPO
2 stops37h 10mQatar Airways
Wed 11-620:35OPO - HKG
2 stops35h 35mQatar Airways
Deal found 20-4HK$6,123
Fri 19-1223:25HKG - OPO
1 stop19h 05mKLM
Thu 29-105:00OPO - HKG
1 stop27h 20mKLM
Deal found 19-4HK$9,646
Thu 18-1200:15HKG - OPO
1 stop19h 25mLufthansa
Sat 3-106:15OPO - HKG
2 stops26h 25mLufthansa
Deal found 19-4HK$10,181
Mon 2-600:40HKG - OPO
2 stops25h 20mEmirates
Tue 10-611:00OPO - HKG
3 stops24h 05mEmirates
Deal found 19-4HK$10,740
Fri 19-1223:20HKG - OPO
1 stop24h 05mTurkish Airlines
Sat 3-116:25OPO - HKG
1 stop16h 40mTurkish Airlines
Deal found 20-4HK$11,718
Thu 18-1200:25HKG - OPO
2 stops37h 50mEthiopian Air
Sat 3-118:55OPO - HKG
3 stops39h 10mEthiopian Air
Deal found 20-4HK$12,059

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 70,647 searches and data was last updated on 20 April 2025.
Use the filters below to find and compare flights to Porto that are best for you.

Fly from

Hong Kong

Route

Departure

Return

Price

Hong KongPorto

HKG - OPO

HKGOPO

Hong Kong Intl

Tue 3-6

10:30-15:00

2 stops35h 30m

Porto

Tue 10-6

07:35-11:45

2 stops21h 10m

HK$4,835

Hong KongPorto

HKG - OPO

HKGOPO

Hong Kong Intl

Wed 14-5

23:15-18:30

1 stop26h 15m

Porto

Wed 25-6

14:35-16:40

2 stops19h 05m

HK$5,005

Hong KongPorto

HKG - OPO

HKGOPO

Hong Kong Intl

Tue 3-6

01:25-07:35

2 stops37h 10m

Porto

Wed 11-6

20:35-15:10

2 stops35h 35m

HK$6,123

Hong KongPorto

HKG - OPO

HKGOPO

Hong Kong Intl

Tue 14-10

10:30-09:50

1 stop30h 20m

Porto

Tue 21-10

16:50-08:50

1 stop33h 00m

HK$6,480

Hong KongPorto

HKG - OPO

HKGOPO

Hong Kong Intl

Mon 2-6

00:40-19:00

2 stops25h 20m

Porto

Tue 10-6

11:00-18:05

3 stops24h 05m

HK$10,740

Hong KongPorto

HKG - OPO

HKGOPO

Hong Kong Intl

Wed 14-5

19:40-19:55

2 stops31h 15m

HK$3,748

Hong KongPorto

HKG - OPO

HKGOPO

Hong Kong Intl

Sat 3-5

20:40-13:20

2 stops23h 40m

HK$4,578

Hong KongPorto

HKG - OPO

HKGOPO

Hong Kong Intl

Wed 14-5

23:15-18:30

1 stop26h 15m

HK$4,695

Hong KongPorto

HKG - OPO

HKGOPO

Hong Kong Intl

Fri 3-10

21:30-00:40

3 stops34h 10m

HK$4,897

Hong KongPorto

HKG - OPO

HKGOPO

Hong Kong Intl

Fri 3-10

22:20-15:30

1 stop24h 10m

HK$5,750

Flights are sorted by cheapest return flights first.

Deals found on 19-4

Showing 1-10 of 11 results
1
2

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

How long is the flight to Porto?

On average, a flight from Hong Kong to Porto takes 19 hours 10 minutes. Flights to Porto from other popular cities in Hong Kong will vary in length. Below are a few examples of popular routes and their flight times.

What are the cheapest airlines that fly to Porto?

The cheapest airlines flying from Hong Kong to Porto are KLM, Lufthansa and SWISS.

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 20 April 2025.

Food

7.8

Comfort

8.0

Crew

8.3

Boarding

8.1

Overall

8.0

Entertainment

8.2

Reviews

1 / 20
8.0
Excellent

Jennifer,Sept 2023

BLQ - DXB

Excellent staff. Even vegan meal was tasty. Recommend this airline

Food

7.8

Comfort

8.0

Crew

8.3

Boarding

8.1

Overall

8.0

Entertainment

8.2

Reviews

1 / 20
8.0
Excellent

Jennifer,Sept 2023

BLQ - DXB

Excellent staff. Even vegan meal was tasty. Recommend this airline

Food

7.8

Comfort

8.0

Crew

8.3

Boarding

8.1

Overall

8.0

Entertainment

8.2

Reviews

1 / 20
8.0
Excellent

Jennifer,Sept 2023

BLQ - DXB

Excellent staff. Even vegan meal was tasty. Recommend this airline

Food

7.8

Comfort

8.0

Crew

8.3

Boarding

8.1

Overall

8.0

Entertainment

8.2

Reviews

1 / 20
8.0
Excellent

Jennifer,Sept 2023

BLQ - DXB

Excellent staff. Even vegan meal was tasty. Recommend this airline

Food

7.8

Comfort

8.0

Crew

8.3

Boarding

8.1

Overall

8.0

Entertainment

8.2

Reviews

1 / 20
8.0
Excellent

Jennifer,Sept 2023

BLQ - DXB

Excellent staff. Even vegan meal was tasty. Recommend this airline

Food

7.8

Comfort

8.0

Crew

8.3

Boarding

8.1

Overall

8.0

Entertainment

8.2

Reviews

1 / 20
8.0
Excellent

Jennifer,Sept 2023

BLQ - DXB

Excellent staff. Even vegan meal was tasty. Recommend this airline

FAQs about flying to Porto

Porto climate

Porto is warmest in July and August when the temperature is around 35 or 40 degrees. Summer also has low humidity, cooling breezes, and little rain. Mid-September is the beginning of the rainy season, and the amount of rainfall peaks in December which has an average rainfall of 45cm (18 inches). The rain continues into May, although it eases off in March. Winters are mild.

Getting around Porto

The public transport system in Porto is cheap and easy, but many tourists enjoy walking or biking, especially in the old section of town, where the sights are close together. Don’t worry about getting lost in the narrow streets, just ask a resident to point you in the right direction. Buses, trams and the metro will get you around the city quickly, and the funiculars can take you from the Ribeira to the city’s centre. Local trains can take you to the outer edges of the city and to the beaches. Avoid travelling during rush hour, as public transport can get very crowded. Look for discount or multiple-trip tickets such as the Passe Turistico, bulhete diario (day pass) and the rechargeable Andante Card to save money. You can hail, call or pick up a taxi from a stand 24 hours a day. 

Driving can be very difficult, thanks to heavy traffic and a maze of one-way streets. With all the transport system options in Porto, renting a car isn’t worth the hassle.

What is good to know if travelling to Porto?

  • Porto is the capital of Port, the country’s most famous wine region. A visit to the Port lodges in Vila Nova da Gaia, where the wines are aged, is a must. Vila Nova da Gaialies opposite Oporto, across the river Douro. The city is also known for the “Barcos Rabelos”, the flat-bottomed boats that used to ship the Port from the vineyards. The boats take part in a thrilling race (in June each year), part of the Festival de Sao Joao do Porto (feast of St. John).
  • The funicular railway that runs up the hill from the riverside to the Praca da Batalha is a great way to see the city.
  • Porto’s historic center is a Unesco World Heritage site. The Praca da Ribeira is a popular meeting place. Ribeira’s Quay is the original port. The area is charming with cobbled streets, brightly painted houses, small shops, cafes and restaurants. A walk along the Ribeira Quay leads to the Dom Luis Bridge, which links Porto with Vila Nova da Gaia. The bridge was built in the 1880s by Teophile Seyrig, a Belgian engineer who studied with Eiffel. The bridge with its iron structure owes much to the Eiffel Tower.
  • Porto Cathedral was started in the 13th century, added to at the end of the 14th (Gothic cloister) and 16th centuries (Chapel of St. Vincent) and the main chapel was added in the 17th century. In 1736, Nicolau Nasoni, the baroque Italian architect added the north facade. The cathedral is located on the hill above the grand Sao Bento train station. The views from the cathedral of the old quarter are beautiful.
  • The Sao Francisco Church is one of Porto’s last remaining medieval buildings, and the only Gothic church in the city.
  • When is the best time to fly to Porto?

    Peak season: Summer is the most popular time to visit Porto and the beaches in the surrounding areas. Off season: If you do not mind rain, pack the wet gear and come in winter. The weather is on the cool side of mild, and, when the rain eases off in March, everything is in bloom.

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

    For a flight to Porto, you will be flying into Porto. Porto (OPO) is just 10.9 km from the centre of the city.

  • 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, KLM 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 HK$195, while return flights cost around HK$774.

  • How much is a return flight to Porto?

    A return flight to Porto will typically cost around HK$336, however they can be found for as little as HK$100.

  • Does Porto have rental cars?

    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
Vila Nova de Gaia
Aveiro

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