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Cheap flights from Ireland to Portugal from £21

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 Portugal departing on 5/1. 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 Portugal

Cheap return flights

These are some of the best return flight deals from Ireland to Portugal that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Ireland to Portugal.

Cheap last-minute flights

Planning a quick getaway from Ireland to Portugal? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Portugal, so you can enjoy a seamless trip without stopovers.

Cheap bus & train deals from Ireland to Portugal

Find recent round-trip train or bus tickets from Ireland to Portugal.

All round-trip flight deals to Portugal

The cheapest plane tickets to Portugal found on KAYAK recently.
17:20 - 20:15DUB-FAO
2h 55mdirect
06:40 - 09:45FAO-DUB
3h 05mdirect
£37Ryanair
Find Deal
Mon, 10 Feb - Wed, 19 Feb
18:45 - 21:35DUB-LIS
2h 50mdirect
06:40 - 09:30LIS-DUB
2h 50mdirect
£37Ryanair
Find Deal
Mon, 24 Feb - Wed, 26 Feb
16:50 - 19:40DUB-LIS
2h 50mdirect
06:40 - 09:30LIS-DUB
2h 50mdirect
£38Ryanair
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Tue, 25 Feb - Wed, 26 Feb
14:35 - 20:25DUB-LIS
5h 50m1 stop
06:40 - 09:30LIS-DUB
2h 50mdirect
Tue, 25 Feb - Wed, 26 Feb
13:25 - 18:50DUB-FAO
5h 25m1 stop
06:40 - 09:45FAO-DUB
3h 05mdirect
Mon, 10 Feb - Wed, 19 Feb
14:35 - 21:25DUB-LIS
6h 50m1 stop
08:55 - 17:55LIS-DUB
9h 00m1 stop
£107Vueling
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Tue, 25 Feb - Wed, 26 Feb
10:45 - 13:35DUB-LIS
2h 50mdirect
21:10 - 00:05LIS-DUB
2h 55mdirect
£113TAP AIR PORTUGAL
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Sun, 6 Apr - Thu, 10 Apr
04:25 - 07:20DUB-LIS
2h 55mdirect
13:15 - 16:10LIS-DUB
2h 55mdirect
£118TAP AIR PORTUGAL
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Wed, 15 Jan - Mon, 20 Jan
17:25 - 23:10DUB-LIS
5h 45m1 stop
05:00 - 16:40LIS-DUB
11h 40m1 stop
£119KLM
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Thu, 9 Jan - Thu, 16 Jan
17:25 - 10:35DUB-LIS
17h 10m1 stop
05:00 - 22:05LIS-DUB
17h 05m1 stop
£120KLM
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Mon, 20 Jan - Sun, 26 Jan
14:20 - 17:10DUB-LIS
2h 50mdirect
£21Ryanair
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Sun, 5 Jan
10:15 - 13:05DUB-LIS
2h 50mdirect
£24Ryanair
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Wed, 12 Mar
20:35 - 23:00DUB-OPO
2h 25mdirect
£24Ryanair
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Mon, 6 Jan
20:10 - 23:05DUB-FAO
2h 55mdirect
£25Ryanair
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Sun, 23 Mar
04:25 - 07:20DUB-LIS
2h 55mdirect
£37TAP AIR PORTUGAL
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Sun, 5 Jan
04:25 - 07:20DUB-LIS
2h 55mdirect
£38TAP AIR PORTUGAL
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Sun, 5 Jan
07:25 - 16:00DUB-OPO
8h 35m1 stop
£58Iberia
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Wed, 15 Jan
17:20 - 10:35DUB-LIS
17h 15m1 stop
£59KLM
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Sat, 25 Jan
05:55 - 14:35DUB-LIS
8h 40m1 stop
£60KLM
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Wed, 29 Jan
07:15 - 10:10DUB-LIS
2h 55mdirect
£197Aer Lingus
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Tue, 25 Mar
12:10 - 15:00DUB-LIS
2h 50mdirect
20:30 - 23:20LIS-DUB
2h 50mdirect
£228Ryanair
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Tue, 24 Dec - Thu, 26 Dec
10:10 - 23:00DUB-LIS
12h 50m1 stop
06:40 - 09:30LIS-DUB
2h 50mdirect
£237Ryanair
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Fri, 27 Dec - Wed, 1 Jan
10:10 - 23:00DUB-LIS
12h 50m1 stop
09:40 - 20:45LIS-DUB
11h 05m2 stops
Fri, 27 Dec - Wed, 1 Jan
10:10 - 23:00DUB-LIS
12h 50m1 stop
06:55 - 13:30LIS-DUB
6h 35m1 stop
Fri, 27 Dec - Wed, 1 Jan
13:25 - 22:20DUB-OPO
8h 55m1 stop
06:00 - 12:40OPO-DUB
6h 40m1 stop
£376KLM
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Tue, 24 Dec - Wed, 1 Jan
08:50 - 22:20DUB-OPO
13h 30m1 stop
06:00 - 12:40OPO-DUB
6h 40m1 stop
£387KLM
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Tue, 24 Dec - Wed, 1 Jan
05:00 - 12:10DUB-OPO
31h 10m2 stops
13:35 - 11:30OPO-DUB
45h 55m2 stops
£441Austrian Airlines
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Fri, 27 Dec - Mon, 30 Dec
04:25 - 07:20DUB-LIS
2h 55mdirect
13:15 - 16:10LIS-DUB
2h 55mdirect
£1,029TAP AIR PORTUGAL
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Fri, 27 Dec - Tue, 7 Jan
04:15 - 10:25DUB-FAO
6h 10m1 stop
11:15 - 23:20FAO-DUB
12h 05m1 stop
£1,039TAP AIR PORTUGAL
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Sat, 28 Dec - Sat, 4 Jan
05:00 - 22:20DUB-LIS
17h 20m2 stops
07:05 - 23:10LIS-DUB
16h 05m2 stops
£1,105Austrian Airlines
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Sat, 28 Dec - Tue, 7 Jan
19:15 - 22:10DUB-FAO
2h 55mdirect
09:05 - 12:10FAO-DUB
3h 05mdirect
£25Ryanair
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Sat, 11 Jan - Sun, 12 Jan
16:00 - 18:55DUB-FAO
2h 55mdirect
09:05 - 12:10FAO-DUB
3h 05mdirect
£34Ryanair
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Fri, 17 Jan - Sun, 19 Jan
17:20 - 20:15DUB-FAO
2h 55mdirect
06:40 - 09:45FAO-DUB
3h 05mdirect
£37Ryanair
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Mon, 10 Feb - Wed, 19 Feb
18:45 - 21:35DUB-LIS
2h 50mdirect
06:40 - 09:30LIS-DUB
2h 50mdirect
£37Ryanair
Find Deal
Mon, 24 Feb - Wed, 26 Feb
04:25 - 07:20DUB-LIS
2h 55mdirect
21:35 - 00:25LIS-DUB
2h 50mdirect
Sun, 26 Jan - Sat, 1 Feb
10:45 - 13:35DUB-LIS
2h 50mdirect
21:10 - 00:05LIS-DUB
2h 55mdirect
£113TAP AIR PORTUGAL
Find Deal
Sun, 6 Apr - Thu, 10 Apr
04:25 - 07:20DUB-LIS
2h 55mdirect
13:15 - 16:10LIS-DUB
2h 55mdirect
£118TAP AIR PORTUGAL
Find Deal
Wed, 15 Jan - Mon, 20 Jan
16:05 - 19:00DUB-FAO
2h 55mdirect
07:00 - 10:00FAO-DUB
3h 00mdirect
Tue, 8 Apr - Sun, 13 Apr
07:15 - 10:10DUB-LIS
2h 55mdirect
18:55 - 21:45LIS-DUB
2h 50mdirect
£440Aer Lingus
Find Deal
Thu, 30 Jan - Sun, 2 Feb
07:15 - 10:10DUB-LIS
2h 55mdirect
10:50 - 13:45LIS-DUB
2h 55mdirect
£486Aer Lingus
Find Deal
Thu, 30 Jan - Sat, 1 Feb

Ryanair flights from Ireland to Portugal

Our best Ryanair deals on Ireland to Portugal flight tickets
Ryanair
24 Feb
DUB18:45Dublin
2h 50m
LIS21:35Lisbon Humberto Delgado
26 Feb
LIS06:40Lisbon Humberto Delgado
2h 50m
DUB09:30Dublin
Ryanair
25 Feb
DUB16:50Dublin
2h 50m
LIS19:40Lisbon Humberto Delgado
26 Feb
LIS06:40Lisbon Humberto Delgado
2h 50m
DUB09:30Dublin
Ryanair
10 Feb
DUB17:20Dublin
2h 55m
FAO20:15Faro
11 Feb
FAO09:00Faro
3h 05m
DUB12:05Dublin

KLM flights from Ireland to Portugal

Our best KLM deals on Ireland to Portugal flight tickets
KLM
9 Jan
DUB17:25Dublin
5h 45m
1 stop
LIS23:10Lisbon Humberto Delgado
16 Jan
LIS05:00Lisbon Humberto Delgado
11h 40m
1 stop
DUB16:40Dublin
KLM
20 Jan
DUB17:25Dublin
17h 10m
1 stop
LIS10:35Lisbon Humberto Delgado
26 Jan
LIS05:00Lisbon Humberto Delgado
17h 05m
1 stop
DUB22:05Dublin
KLM
29 Jan
DUB08:50Dublin
6h 35m
1 stop
OPO15:25Porto
3 Feb
OPO16:10Porto
15h 55m
1 stop
DUB08:05Dublin

See travel insights to Portugal from

How to get the cheapest flight ticket from Ireland to Portugal

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 Portugal?

The month of January is, on average, the cheapest month to fly to Portugal from Ireland, with most prices found around £83. If you are unable to visit Portugal during the month of January, then departing from Ireland during the month November is also very affordable. Most momondo users find prices during this month for around £113.

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

The cheapest day to depart from Ireland to Portugal is on a Saturday when prices can be found for as low as £148. Flights from Ireland to Portugal on a Thursday will generally be more expensive and average around £195. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

The cheapest time of day to fly to Portugal is in the evening when flights can be purchased for as low as £130. Flights to Portugal are more costly in the morning, with an average ticket price of £174. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Ireland to Portugal flight route?

Fly from Dublin to Lisbon Humberto Delgado for the best Ireland - Portugal flight prices

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

You are more likely to see cheaper flights to Portugal from Ireland when booking 58 days ahead of your departure date. In general, you can expect to find flights to Portugal for around £159 when searching 58 days out. Keep in mind that you might also find cheap flights to Portugal outside of this time window. In fact, momondo users recently found flights from Ireland to Portugal for £70.

What cabin class options are available on Ireland to Portugal flights?

There are 3 cabin classes available to choose from on Ireland to Portugal flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Ireland to Portugal flights?

You could potentially save up to 263% on your flight if you consider stops on a Ireland to Portugal flight.

Cheap Ireland to Portugal flight deals and tips

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

Best price found

£21

Fastest flight time

2h 25m

Direct flights

Every day

Airports in Portugal

3 airports
The best one-way flight to Portugal from Ireland in the past 72 hours is £21. The best return flight deal from Ireland to Portugal found on momondo in the last 72 hours is £37.
The fastest flight from Ireland to Portugal takes 2h 25m
Direct flights go from Ireland to Portugal every day.
There are 3 airports near Portugal: Faro (FAO), Lisbon Humberto Delgado (LIS), Porto (OPO)

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

    Prices for flights from Ireland to Portugal are updated daily.

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

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

    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 from Ireland to Portugal.

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

    The required travel and health documents for your Portugal 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 license and a passport valid for six months after your intended arrival at Portugal. 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 Ireland to Portugal?


Best airlines flying from Ireland to Portugal

Compare and see reviews for airlines that fly from Ireland to Portugal with momondo
Airline
Rating
Free Cancellation
Price
RyanairPriceFrom £53Free CancellationRating
6.8
5,195 reviews
Search Ryanair flights
Aer LingusPriceFrom £76Free CancellationRating
7.1
1,076 reviews
Search Aer Lingus flights
TAP AIR PORTUGALPriceFrom £77Free CancellationRating
7.1
1,880 reviews
Search TAP AIR PORTUGAL flights

Why use momondo?

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

It is quick and easy to find Ireland to Portugal 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 Portugal that suits you.

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

Yes. momondo enables you to select and highlight flights to Portugal from Ireland with this policy.

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

Once you have performed a search for Ireland to Portugal flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Ireland to Portugal flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


An easier way to manage your Portugal trip

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Popular Cities in Portugal

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