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Cheap flights from Ireland to Porto from €24

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ireland to Porto departing on 6/1. 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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Find the cheapest flights from Ireland to Porto

Recent return flight deals from Ireland to Porto

Enter your travel dates to find the best prices.
Ryanair Logo
12:30 - 14:50DUB-OPO
2h 20mdirect
Ryanair Logo
14:30 - 16:50OPO-DUB
2h 20mdirect
€53Ryanair
Find Deal
Fri, 5 Dec - Sat, 13 Dec
Ryanair Logo
09:50 - 12:10DUB-OPO
2h 20mdirect
Ryanair Logo
09:45 - 12:05OPO-DUB
2h 20mdirect
€61Ryanair
Find Deal
Wed, 3 Dec - Fri, 12 Dec
Multiple Airlines Logo
11:10 - 17:00DUB-OPO
5h 50m1 stop
Multiple Airlines Logo
06:45 - 09:05OPO-DUB
2h 20mdirect
€102Multiple Airlines
Find Deal
Fri, 23 Jan - Wed, 28 Jan
Multiple Airlines Logo
12:35 - 14:55DUB-OPO
2h 20mdirect
Multiple Airlines Logo
21:55 - 12:40OPO-DUB
14h 45m1 stop
€103Multiple Airlines
Find Deal
Thu, 5 Feb - Mon, 9 Feb
Lufthansa Logo
05:00 - 11:40DUB-OPO
6h 40m1 stop
Lufthansa Logo
06:30 - 17:10OPO-DUB
10h 40m1 stop
€124Lufthansa
Find Deal
Thu, 4 Dec - Fri, 12 Dec
Lufthansa Logo
05:00 - 11:40DUB-OPO
6h 40m1 stop
Lufthansa Logo
06:00 - 16:35OPO-DUB
10h 35m1 stop
€133Lufthansa
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Thu, 4 Dec - Thu, 11 Dec
KLM Logo
17:10 - 10:40ORK-OPO
17h 30m1 stop
KLM Logo
16:20 - 22:35OPO-ORK
6h 15m1 stop
€382KLM
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Tue, 31 Mar - Wed, 1 Apr
KLM Logo
17:10 - 10:40ORK-OPO
17h 30m1 stop
KLM Logo
16:20 - 22:35OPO-ORK
6h 15m1 stop
€383KLM
Find Deal
Tue, 31 Mar - Wed, 1 Apr
British Airways Logo
17:35 - 17:15ORK-OPO
23h 40m1 stop
British Airways Logo
20:40 - 15:25OPO-ORK
18h 45m2 stops
€601British Airways
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Thu, 4 Dec - Sun, 4 Jan
British Airways Logo
17:35 - 17:15ORK-OPO
23h 40m1 stop
British Airways Logo
19:50 - 11:10OPO-ORK
15h 20m1 stop
€609British Airways
Find Deal
Thu, 4 Dec - Sat, 3 Jan

Ryanair flights from Ireland to Porto

Our best Ryanair deals on Ireland to Porto flight tickets
Ryanair
5 Dec
DUB12:30Dublin
2h 20m
OPO14:50Porto
13 Dec
OPO14:30Porto
2h 20m
DUB16:50Dublin
€53
Find similar
Ryanair
3 Dec
DUB09:50Dublin
2h 20m
OPO12:10Porto
12 Dec
OPO09:45Porto
2h 20m
DUB12:05Dublin
€61
Find similar
Ryanair
4 Dec
DUB12:35Dublin
2h 20m
OPO14:55Porto
13 Dec
OPO06:05Porto
2h 20m
DUB08:25Dublin
€64
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Lufthansa flights from Ireland to Porto

Our best Lufthansa deals on Ireland to Porto flight tickets
Lufthansa
4 Dec
DUB05:00Dublin
6h 40m
1 stop
OPO11:40Porto
12 Dec
OPO06:30Porto
10h 40m
1 stop
DUB17:10Dublin
€124
Find similar
Lufthansa
4 Dec
DUB05:00Dublin
6h 40m
1 stop
OPO11:40Porto
13 Dec
OPO16:15Porto
6h 30m
1 stop
DUB22:45Dublin
€133
Find similar
Lufthansa
23 Nov
DUB05:10Dublin
8h 50m
2 stops
OPO14:00Porto
27 Nov
OPO06:00Porto
11h 10m
2 stops
DUB17:10Dublin
€284
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momondo Fare Finder

 
Customise your flight search to find flights from Ireland to Porto that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 13,528 searches. Data last updated 9 November 2025.
Use the filters below to find and compare flights from Ireland to Porto that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DublinPorto

DUB - OPO

DUBOPO

Dublin

Fri 5/12

12:30-14:50

Nonstop2h 20m

Porto

Sat 13/12

14:30-16:50

Nonstop2h 20m

€53

DublinPorto

DUB - OPO

DUBOPO

Dublin

Wed 3/12

09:50-12:10

Nonstop2h 20m

Porto

Fri 12/12

09:45-12:05

Nonstop2h 20m

€61

DublinPorto

DUB - OPO

DUBOPO

Dublin

Fri 23/1

11:10-17:00

1 stop5h 50m

Porto

Wed 28/1

06:45-09:05

Nonstop2h 20m

€102

DublinPorto

DUB - OPO

DUBOPO

Dublin

Thu 5/2

12:35-14:55

Nonstop2h 20m

Porto

Mon 9/2

21:55-12:40

1 stop14h 45m

€103

DublinPorto

DUB - OPO

DUBOPO

Dublin

Thu 4/12

05:00-11:40

1 stop6h 40m

Porto

Fri 12/12

06:30-17:10

1 stop10h 40m

€124

DublinPorto

DUB - OPO

DUBOPO

Dublin

Thu 4/12

05:00-11:40

1 stop6h 40m

Porto

Thu 11/12

06:00-16:35

1 stop10h 35m

€133

CorkPorto

ORK - OPO

ORKOPO

Cork

Tue 31/3

17:10-10:40

1 stop17h 30m

Porto

Wed 1/4

16:20-22:35

1 stop6h 15m

€382

CorkPorto

ORK - OPO

ORKOPO

Cork

Tue 31/3

17:10-10:40

1 stop17h 30m

Porto

Wed 1/4

16:20-22:35

1 stop6h 15m

€383

CorkPorto

ORK - OPO

ORKOPO

Cork

Thu 4/12

17:35-17:15

1 stop23h 40m

Porto

Sun 4/1

20:40-15:25

2 stops18h 45m

€601

CorkPorto

ORK - OPO

ORKOPO

Cork

Thu 4/12

17:35-17:15

1 stop23h 40m

Porto

Sat 3/1

19:50-11:10

1 stop15h 20m

€609

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Porto from

How to get the cheapest flight ticket from Ireland to Porto

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

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 €106, 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 €140.

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 €182. 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 €260.

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 €204. Flights to Porto are more costly at midday, with an average ticket price of €392. 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 €187 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 €149 on momondo.

Cheap Ireland to Porto flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Ireland to Porto

Fastest flight time

2h 15m

Direct flights

Every day

Airports in Porto

1 airport
The fastest flight from Ireland to Porto takes 2h 15m
Direct flights go from Ireland to Porto every day.
There is 1 airport near Porto: Porto (OPO)
Search flight deals

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

    Prices for flights from Ireland to Porto Airport refresh daily.

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

  • How old do you have to be to fly from Ireland to Porto Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Ireland to Porto Airport.

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

    The necessary travel and health documents for your Porto Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Ireland to Porto?

Best airlines flying from Ireland to Porto

Compare and see reviews for airlines that fly from Ireland to Porto with momondo
Airline
Rating
Free Cancellation
Price
TAP AIR PORTUGALPriceFrom €115Free CancellationRating
7.1
2,055 reviews
Search TAP AIR PORTUGAL flights
KLMPriceFrom €138Free CancellationRating
7.7
1,409 reviews
Search KLM flights

Travelling to a place near Porto?

Book flights to Porto if you plan to visit one of these locations
Matosinhos
Aveiro
Viseu
Braga
Vila Nova de Gaia
Chaves
Esposende
Coimbra
Pinhao
Mira
Lamego
Ponte de Lima
Caminha

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Porto from Ireland.

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

Yes. All flights to Porto from Ireland on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Ireland to Porto?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Ireland to Porto.

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

Yes momondo offers price alerts on flights to Porto from Ireland. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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