Cheap flights from Porto to Ireland from €45

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Porto to Ireland departing on 19/11. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Cheap return flights

Ryanair Logo
06:45 - 09:05OPO-DUB
2h 20mdirect
Ryanair Logo
09:50 - 12:10DUB-OPO
2h 20mdirect
€89Ryanair
Find Deal
Wed, 19 Nov - Wed, 26 Nov
Ryanair Logo
18:50 - 17:05OPO-DUB
22h 15m1 stop
Ryanair Logo
19:35 - 22:00DUB-OPO
2h 25mdirect
€111Ryanair
Find Deal
Mon, 29 Sep - Tue, 7 Oct
Ryanair Logo
09:15 - 16:10OPO-DUB
6h 55m1 stop
Ryanair Logo
19:35 - 22:00DUB-OPO
2h 25mdirect
€112Ryanair
Find Deal
Thu, 2 Oct - Tue, 7 Oct
 Logo
18:05 - 07:35OPO-DUB
13h 30m1 stop
 Logo
21:35 - 08:00DUB-OPO
10h 25m1 stop
€113
Find Deal
Wed, 1 Oct - Tue, 7 Oct
 Logo
18:05 - 07:35OPO-DUB
13h 30m1 stop
 Logo
21:35 - 08:00DUB-OPO
10h 25m1 stop
€114
Find Deal
Wed, 1 Oct - Tue, 7 Oct
Ryanair Logo
19:50 - 06:35OPO-DUB
10h 45m1 stop
Ryanair Logo
19:35 - 22:00DUB-OPO
2h 25mdirect
€115Ryanair
Find Deal
Sat, 27 Sep - Tue, 7 Oct
 Logo
18:05 - 08:20OPO-DUB
14h 15m1 stop
 Logo
21:35 - 08:00DUB-OPO
10h 25m1 stop
€117
Find Deal
Tue, 30 Sep - Tue, 7 Oct
 Logo
06:05 - 18:40OPO-DUB
12h 35m1 stop
 Logo
19:35 - 22:00DUB-OPO
2h 25mdirect
€118
Find Deal
Wed, 1 Oct - Tue, 7 Oct
 Logo
06:00 - 15:15OPO-DUB
9h 15m1 stop
 Logo
21:35 - 08:00DUB-OPO
10h 25m1 stop
€121
Find Deal
Tue, 30 Sep - Tue, 7 Oct
Transavia France Logo
18:50 - 07:35OPO-DUB
12h 45m1 stop
Transavia France Logo
19:55 - 22:50DUB-OPO
26h 55m1 stop
€138Transavia France
Find Deal
Fri, 3 Oct - Fri, 10 Oct

Ryanair flights from Porto to Ireland

Our best Ryanair deals on Porto to Ireland flight tickets
Ryanair
19 Nov
OPO06:45Porto
2h 20m
DUB09:05Dublin
26 Nov
DUB09:50Dublin
2h 20m
OPO12:10Porto
Ryanair
29 Sept
OPO18:50Porto
22h 15m
1 stop
DUB17:05Dublin
7 Oct
DUB19:35Dublin
2h 25m
OPO22:00Porto
Ryanair
2 Oct
OPO09:15Porto
6h 55m
1 stop
DUB16:10Dublin
7 Oct
DUB19:35Dublin
2h 25m
OPO22:00Porto

TAP AIR PORTUGAL flights from Porto to Ireland

Our best TAP AIR PORTUGAL deals on Porto to Ireland flight tickets
TAP AIR PORTUGAL
28 Aug
OPO21:15Porto
12h 45m
1 stop
DUB10:00Dublin
31 Aug
DUB05:30Dublin
9h 30m
1 stop
OPO15:00Porto
TAP AIR PORTUGAL
2 Sept
OPO11:00Porto
7h 05m
1 stop
DUB18:05Dublin
3 Sept
DUB10:45Dublin
21h 25m
1 stop
OPO08:10Porto

momondo Fare Finder

 
Customise your flight search to find flights from Porto to Ireland 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 20 August 2025.
Use the filters below to find and compare flights from Porto to Ireland that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PortoDublin

OPO - DUB

OPODUB

Porto

Wed 19/11

06:45-09:05

Nonstop2h 20m

Dublin

Wed 26/11

09:50-12:10

Nonstop2h 20m

€89

PortoDublin

OPO - DUB

OPODUB

Porto

Mon 29/9

18:50-17:05

1 stop22h 15m

Dublin

Tue 7/10

19:35-22:00

Nonstop2h 25m

€111

PortoDublin

OPO - DUB

OPODUB

Porto

Thu 2/10

09:15-16:10

1 stop6h 55m

Dublin

Tue 7/10

19:35-22:00

Nonstop2h 25m

€112

PortoDublin

OPO - DUB

OPODUB

Porto

Wed 1/10

18:05-07:35

1 stop13h 30m

Dublin

Tue 7/10

21:35-08:00

1 stop10h 25m

€113

PortoDublin

OPO - DUB

OPODUB

Porto

Wed 1/10

18:05-07:35

1 stop13h 30m

Dublin

Tue 7/10

21:35-08:00

1 stop10h 25m

€114

PortoDublin

OPO - DUB

OPODUB

Porto

Sat 27/9

19:50-06:35

1 stop10h 45m

Dublin

Tue 7/10

19:35-22:00

Nonstop2h 25m

€115

PortoDublin

OPO - DUB

OPODUB

Porto

Tue 30/9

18:05-08:20

1 stop14h 15m

Dublin

Tue 7/10

21:35-08:00

1 stop10h 25m

€117

PortoDublin

OPO - DUB

OPODUB

Porto

Wed 1/10

06:05-18:40

1 stop12h 35m

Dublin

Tue 7/10

19:35-22:00

Nonstop2h 25m

€118

PortoDublin

OPO - DUB

OPODUB

Porto

Tue 30/9

06:00-15:15

1 stop9h 15m

Dublin

Tue 7/10

21:35-08:00

1 stop10h 25m

€121

PortoDublin

OPO - DUB

OPODUB

Porto

Fri 3/10

18:50-07:35

1 stop12h 45m

Dublin

Fri 10/10

19:55-22:50

1 stop26h 55m

€138

Flights are sorted by cheapest return flights first.

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

How to get the cheapest flight ticket from Porto to Ireland

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 Ireland?

The month of February is another great option to travel to Ireland, with average flight prices from Porto averaging around €115.

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

You are more likely to see cheaper flights to Ireland from Porto when booking weeks ahead of your departure date. In general, you can expect to find flights to Ireland for around €163 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Ireland from Porto for as low as €115 on momondo.

Cheap Porto to Ireland flight deals and tips

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

Fastest flight time

2h 20m

Direct flights

Every day

Airports in Ireland

1 airport
The fastest flight from Porto to Ireland takes 2h 20m
Direct flights go from Porto to Ireland every day.
There is 1 airport near Ireland: Dublin (DUB)
  • When did momondo last update prices for flights from Porto Airport to Ireland?

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Porto Airport to Ireland.

  • What documentation or ID do you need to fly to Ireland?

    The required travel and health documents for your Ireland trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Ireland. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Why use momondo?

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

It is quick and easy to find Porto to Ireland flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ireland that suits you.

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

Flights from Porto to Ireland with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Ireland from Porto.

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

If you are not ready to book a flight from Porto to Ireland now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Ireland and let you know when they change.

An easier way to manage your Ireland 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.

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1 adult
Mon 25/8
Mon 1/9

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Popular Cities in Ireland

Popular flights according to clicks in the last 7 days on momondo