Which airlines fly to Porto?

TAP AIR PORTUGAL is the airline most momondo users in Ireland opt for when booking flights to Porto. KLM is also popular choice when flying to Porto from Ireland. Most major airlines flying from Ireland to Porto will offer flights on a regular basis, though your options may vary depending on what airport you fly from.

KLM operates around 18 flights into Porto in any given week. The most common departure point for these flights was from Amsterdam Schiphol, with the best return KLM deal found being €136 (Dublin to Porto). Users have rated KLM 7.8/10 in over 1,385 reviews on momondo.

TAP AIR PORTUGAL Flights to Porto

TAP AIR PORTUGAL flights to Porto can start from as low as €113 (return, from Dublin, found in the last 72 hours). Over 28 flights that TAP AIR PORTUGAL operates to Porto in a normal week, prices can vary significantly. The most popular TAP AIR PORTUGAL flight to Porto is from Lisbon Humberto Delgado. TAP AIR PORTUGAL has been rated 7.1/10 by momondo users, in 1,977 reviews.

How long does it take to fly to Porto?

On average, it takes 2h 15m to fly from Ireland to Porto if you fly out of Dublin (the most popular airport in Ireland) and into Porto (the most popular airport in Porto). If you’re flying out of Cork and into Porto, then the flight time is around 10h 50m.

€30 Cheap Flights to Porto in 2025/26

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Find the cheapest flights from Ireland to Porto

Round-trip

One-way

Last minute

Direct

Cheap return flights

14:35 - 16:50DUB-OPO

2h 15mdirect

22:25 - 00:50OPO-DUB

2h 25mdirect

€61Ryanair

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Sun, 12 Oct - Tue, 14 Oct

12:35 - 14:55DUB-OPO

2h 20mdirect

06:30 - 08:50OPO-DUB

2h 20mdirect

€69Ryanair

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Thu, 6 Nov - Mon, 10 Nov

12:35 - 14:55DUB-OPO

2h 20mdirect

06:30 - 08:50OPO-DUB

2h 20mdirect

€70Ryanair

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Thu, 6 Nov - Mon, 10 Nov

13:20 - 21:15DUB-OPO

7h 55m1 stop

06:45 - 09:05OPO-DUB

2h 20mdirect

€108

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Wed, 29 Oct - Wed, 5 Nov

13:20 - 21:15DUB-OPO

7h 55m1 stop

06:45 - 09:05OPO-DUB

2h 20mdirect

€118

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Wed, 29 Oct - Wed, 5 Nov

16:55 - 22:00DUB-OPO

5h 05m1 stop

10:55 - 16:10OPO-DUB

5h 15m1 stop

€124TAP AIR PORTUGAL

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Wed, 4 Mar - Mon, 9 Mar

04:25 - 13:15DUB-OPO

8h 50m1 stop

05:00 - 10:20OPO-DUB

5h 20m1 stop

€126TAP AIR PORTUGAL

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Thu, 13 Nov - Sun, 16 Nov

12:50 - 18:30DUB-OPO

5h 40m1 stop

19:20 - 12:05OPO-DUB

16h 45m1 stop

€139SWISS

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Wed, 29 Oct - Wed, 5 Nov

05:55 - 19:20DUB-OPO

13h 25m1 stop

16:10 - 22:10OPO-DUB

6h 00m1 stop

€159KLM

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Thu, 6 Nov - Sat, 8 Nov

06:00 - 15:25ORK-OPO

9h 25m1 stop

06:35 - 23:25OPO-ORK

16h 50m1 stop

€233KLM

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Fri, 31 Oct - Thu, 6 Nov

Fly from

Route

Depart

Return

Price

DublinPorto

DUB - OPO

DUBOPO

Dublin

Sun 12/10

14:35-16:50

Nonstop2h 15m

Porto

Tue 14/10

22:25-00:50

Nonstop2h 25m

€61

DublinPorto

DUB - OPO

DUBOPO

Dublin

Thu 6/11

12:35-14:55

Nonstop2h 20m

Porto

Mon 10/11

06:30-08:50

Nonstop2h 20m

€69

DublinPorto

DUB - OPO

DUBOPO

Dublin

Thu 6/11

12:35-14:55

Nonstop2h 20m

Porto

Mon 10/11

06:30-08:50

Nonstop2h 20m

€70

DublinPorto

DUB - OPO

DUBOPO

Dublin

Wed 29/10

13:20-21:15

1 stop7h 55m

Porto

Wed 5/11

06:45-09:05

Nonstop2h 20m

€108

DublinPorto

DUB - OPO

DUBOPO

Dublin

Wed 29/10

13:20-21:15

1 stop7h 55m

Porto

Wed 5/11

06:45-09:05

Nonstop2h 20m

€118

DublinPorto

DUB - OPO

DUBOPO

Dublin

Wed 4/3

16:55-22:00

1 stop5h 05m

Porto

Mon 9/3

10:55-16:10

1 stop5h 15m

€124

DublinPorto

DUB - OPO

DUBOPO

Dublin

Thu 13/11

04:25-13:15

1 stop8h 50m

Porto

Sun 16/11

05:00-10:20

1 stop5h 20m

€126

DublinPorto

DUB - OPO

DUBOPO

Dublin

Wed 29/10

12:50-18:30

1 stop5h 40m

Porto

Wed 5/11

19:20-12:05

1 stop16h 45m

€139

DublinPorto

DUB - OPO

DUBOPO

Dublin

Thu 6/11

05:55-19:20

1 stop13h 25m

Porto

Sat 8/11

16:10-22:10

1 stop6h 00m

€159

CorkPorto

ORK - OPO

ORKOPO

Cork

Fri 31/10

06:00-15:25

1 stop9h 25m

Porto

Thu 6/11

06:35-23:25

1 stop16h 50m

€233

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Showing 1-10 of 20 resultsSorted by cheapest first

Porto flights insights and trends

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Prices

Other information

What is the cheapest month to fly to Porto?

The cheapest month to fly to Porto from Ireland is in February. Flight prices, which tend to average around €118, are often lower during this time because this is during the off-season. If you are unable to visit Porto during the month of February, then departing from Ireland during the month January is also very affordable. Most momondo users find prices during this month for around €138.

What is the cheapest day to depart on your flight to Porto?

The cheapest day to depart from Ireland to Porto is on a Monday when prices can be found for as low as €179. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Ireland to Porto for around €256.

What is the cheapest time of day to depart on your flight to Porto?

Our data shows that the cheapest Ireland to Porto flights are usually those with departure times in the morning. Our users have found flights to Porto in the morning for as low as €201. Flights to Porto are more costly at midday, with an average ticket price of €386. Departure times at midday fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Porto?

You are more likely to see cheaper flights to Porto from Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to Porto for around €195 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 Ireland for as low as €140 on momondo.

Cheapest flights to Porto

Find the cheapest flights to Porto from your nearest city or airport

Find flights from Dublin to Porto

CHEAPEST MONTH TO FLY TO PORTO FROM DUBLIN	February	40% cheaper	Flying from Dublin to Porto costs on average just €118 in February
MOST EXPENSIVE MONTH TO FLY TO PORTO FROM DUBLIN	December	38% more expensive	It costs about €270 for flights to Porto from Dublin in December
MOST POPULAR MONTH TO FLY TO PORTO FROM DUBLIN	July	418% more users visited	More momondo users searched in flights to Porto from Dublin in July than any other month

Cheap Porto flight deals and tips

Summary info about Porto flight prices, duration and airlines

Best One-Way Price	€30
Best Round-Trip Price	€61
Fastest flight time	2h 15m
Popular in	December

The best one-way flight price to Porto from Ireland in the last 72 hours is €30 (Dublin to Porto).

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The best round-trip flight price to Porto from Ireland in the last 72 hours is €61 (Dublin to Porto).

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The fastest flight to Porto from Ireland takes 2h 15m (Shannon to Porto).

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December has the highest demand for flights to Porto, with a 1% price increase on average.

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Frequently asked questions about flying to Porto

How far in advance should I book a flight to Porto?

The ideal time to book your flight to Porto is 75 days in advance, when prices tend to average €195. However, in the past 72 hours, people saw flights from Ireland for as low as €107.

When did momondo last update prices for flights to Porto Airport?

Prices for flights to Porto Airport are refreshed on a daily basis.

How many operators does momondo search for flights to Porto Airport?

As of September 2025, there are 5 operators available to choose from for flights to Porto Airport.

How old do you have to be to fly 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 to Porto Airport.

What documentation or ID do you need to fly to Porto Airport?

The travel and health documents required for your trip to Porto Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Porto Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Matosinhos

Viseu

Aveiro

Vila Nova de Gaia

Chaves

Esposende

Braga

Coimbra

Pinhao

Lamego

Mira

Ponte de Lima

Caminha

Why use momondo?

Why should I use momondo to find a flight deal to Porto?

We help find the flight that best suits your needs; momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight for you.

Can I find flights to Porto with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Porto with this policy.

How can momondo help me find flights to Porto?

momondo helps you find the best flight to Porto by providing filters to narrow your choice of flights to those matching your criteria. You can select fights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight to Porto right now. Can momondo alert me if prices change?

Yes. momondo can track flight prices for Porto and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Popular Flights to Porto

Dublin to Porto Flightsfrom €72

Cork to Porto Flightsfrom €184

Shannon to Porto Flightsfrom €307

€30 Cheap flights to Porto

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Porto departing on 14/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Porto flights insights and trends

Explore insights for your Porto flight to craft the best travel plan

What is the cheapest month to fly to Porto?

What is the cheapest day to depart on your flight to Porto?

The cheapest day to depart from Ireland to Porto is on a Monday when prices can be found for as low as €179. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Ireland to Porto for around €256.

What is the cheapest time of day to depart on your flight to Porto?

How far in advance should I book a flight to Porto?

How long does it take to fly to Porto?

On average, it takes 2h 15m to fly from Ireland to Porto if you fly out of Dublin (the most popular airport in Ireland) and into Porto (the most popular airport in Porto). If you’re flying out of Cork and into Porto, then the flight time is around 10h 50m.

Cheapest flights to Porto

Find the cheapest flights to Porto from your nearest city or airport

Cheap Porto flight deals and tips

Summary info about Porto flight prices, duration and airlines

Best One-Way Price

Best Round-Trip Price

Fastest flight time

Popular in

Frequently asked questions about flying to Porto

How far in advance should I book a flight to Porto?

When did momondo last update prices for flights to Porto Airport?

How many operators does momondo search for flights to Porto Airport?

How old do you have to be to fly to Porto Airport?

What documentation or ID do you need to fly to Porto Airport?

Travelling to a place near Porto?

Why use momondo?

Why should I use momondo to find a flight deal to Porto?

Can I find flights to Porto with flexible booking policies on momondo?

How can momondo help me find flights to Porto?

I’m not ready to book a flight to Porto right now. Can momondo alert me if prices change?

An easier way to manage your Porto trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Porto

Popular Flights to Porto

Popular routes according to searches in the past day on momondo