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Cheap flights from Ireland to Barcelona from £20

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 Barcelona departing on 16/9. 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 Barcelona

Recent return flight deals from Ireland to Barcelona

Vueling Logo
21:30 - 01:10DUB-BCN
2h 40mdirect
Vueling Logo
07:20 - 09:10BCN-DUB
2h 50mdirect
£36Vueling
Find Deal
Mon, 20 Oct - Thu, 23 Oct
Ryanair Logo
21:50 - 01:20DUB-BCN
2h 30mdirect
Ryanair Logo
22:25 - 00:10BCN-DUB
2h 45mdirect
£53Ryanair
Find Deal
Wed, 8 Oct - Mon, 13 Oct
Ryanair Logo
21:50 - 01:20DUB-BCN
2h 30mdirect
Ryanair Logo
22:25 - 00:10BCN-DUB
2h 45mdirect
£53Ryanair
Find Deal
Wed, 8 Oct - Mon, 13 Oct
Vueling Logo
21:35 - 01:15DUB-BCN
2h 40mdirect
Vueling Logo
07:20 - 09:10BCN-DUB
2h 50mdirect
£70Vueling
Find Deal
Tue, 16 Sep - Thu, 18 Sep
SWISS Logo
16:50 - 19:10ORK-BCN
25h 20m1 stop
SWISS Logo
20:00 - 13:05BCN-ORK
18h 05m1 stop
£146SWISS
Find Deal
Fri, 5 Sep - Mon, 8 Sep
SWISS Logo
16:50 - 19:10ORK-BCN
25h 20m1 stop
SWISS Logo
20:00 - 13:05BCN-ORK
18h 05m1 stop
£148SWISS
Find Deal
Fri, 5 Sep - Mon, 8 Sep
Lufthansa Logo
17:00 - 08:20ORK-BCN
14h 20m2 stops
Lufthansa Logo
06:50 - 16:25BCN-ORK
10h 35m1 stop
£217Lufthansa
Find Deal
Fri, 3 Oct - Wed, 8 Oct
KLM Logo
06:00 - 22:45ORK-BCN
15h 45m1 stop
KLM Logo
19:40 - 22:25BCN-ORK
27h 45m1 stop
£234KLM
Find Deal
Thu, 9 Oct - Mon, 13 Oct
KLM Logo
06:00 - 14:30ORK-BCN
7h 30m1 stop
KLM Logo
06:20 - 16:35BCN-ORK
11h 15m1 stop
£284KLM
Find Deal
Sat, 6 Sep - Wed, 10 Sep
Lufthansa Logo
17:00 - 08:20ORK-BCN
14h 20m2 stops
Lufthansa Logo
09:05 - 16:25BCN-ORK
8h 20m2 stops
£293Lufthansa
Find Deal
Fri, 3 Oct - Wed, 8 Oct

Ryanair flights from Ireland to Barcelona

Our best Ryanair deals on Ireland to Barcelona flight tickets
Ryanair
8 Oct
DUB21:50Dublin
2h 30m
BCN01:20Barcelona-El Prat
13 Oct
BCN22:25Barcelona-El Prat
2h 45m
DUB00:10Dublin
£53
Find similar
Ryanair
8 Oct
DUB21:50Dublin
2h 30m
BCN01:20Barcelona-El Prat
13 Oct
BCN22:25Barcelona-El Prat
2h 45m
DUB00:10Dublin
£53
Find similar
Ryanair
5 Sept
DUB22:00Dublin
2h 30m
BCN01:30Barcelona-El Prat
6 Sept
BCN10:35Barcelona-El Prat
2h 45m
DUB12:20Dublin
£56
Find similar

KLM flights from Ireland to Barcelona

Our best KLM deals on Ireland to Barcelona flight tickets
KLM
7 Aug
DUB08:55Dublin
6h 30m
1 stop
BCN16:25Barcelona-El Prat
29 Aug
BCN17:20Barcelona-El Prat
6h 05m
1 stop
DUB22:25Dublin
£204
Find similar
KLM
19 Aug
DUB20:45Dublin
14h 50m
1 stop
BCN12:35Barcelona-El Prat
23 Aug
BCN19:40Barcelona-El Prat
13h 40m
1 stop
DUB08:20Dublin
£217
Find similar
KLM
9 Oct
ORK06:00Cork
15h 45m
1 stop
BCN22:45Barcelona-El Prat
13 Oct
BCN19:40Barcelona-El Prat
27h 45m
1 stop
ORK22:25Cork
£234
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Ireland to Barcelona 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 279,928 searches. Data last updated 5 August 2025.
Use the filters below to find and compare flights from Ireland to Barcelona that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

DublinBarcelona

DUB - BCN

DUBBCN

Dublin

Mon 20/10

21:30-01:10

Nonstop2h 40m

Barcelona-El Prat

Thu 23/10

07:20-09:10

Nonstop2h 50m

£36

DublinBarcelona

DUB - BCN

DUBBCN

Dublin

Wed 8/10

21:50-01:20

Nonstop2h 30m

Barcelona-El Prat

Mon 13/10

22:25-00:10

Nonstop2h 45m

£53

DublinBarcelona

DUB - BCN

DUBBCN

Dublin

Wed 8/10

21:50-01:20

Nonstop2h 30m

Barcelona-El Prat

Mon 13/10

22:25-00:10

Nonstop2h 45m

£53

DublinBarcelona

DUB - BCN

DUBBCN

Dublin

Tue 16/9

21:35-01:15

Nonstop2h 40m

Barcelona-El Prat

Thu 18/9

07:20-09:10

Nonstop2h 50m

£70

CorkBarcelona

ORK - BCN

ORKBCN

Cork

Fri 5/9

16:50-19:10

1 stop25h 20m

Barcelona-El Prat

Mon 8/9

20:00-13:05

1 stop18h 05m

£146

CorkBarcelona

ORK - BCN

ORKBCN

Cork

Fri 5/9

16:50-19:10

1 stop25h 20m

Barcelona-El Prat

Mon 8/9

20:00-13:05

1 stop18h 05m

£148

CorkBarcelona

ORK - BCN

ORKBCN

Cork

Fri 3/10

17:00-08:20

2 stops14h 20m

Barcelona-El Prat

Wed 8/10

06:50-16:25

1 stop10h 35m

£217

CorkBarcelona

ORK - BCN

ORKBCN

Cork

Thu 9/10

06:00-22:45

1 stop15h 45m

Barcelona-El Prat

Mon 13/10

19:40-22:25

1 stop27h 45m

£234

CorkBarcelona

ORK - BCN

ORKBCN

Cork

Sat 6/9

06:00-14:30

1 stop7h 30m

Barcelona-El Prat

Wed 10/9

06:20-16:35

1 stop11h 15m

£284

CorkBarcelona

ORK - BCN

ORKBCN

Cork

Fri 3/10

17:00-08:20

2 stops14h 20m

Barcelona-El Prat

Wed 8/10

09:05-16:25

2 stops8h 20m

£293

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 Barcelona from

How to get the cheapest flight ticket from Ireland to Barcelona

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 Barcelona?

If you aren’t able to travel during the month of November, then book flights to Barcelona from Ireland during January instead. Flights to Barcelona in January, while not as cheap as those in November, still average around £79.

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

Our data shows that Monday is the least expensive day to fly to Barcelona. Tickets to fly out on this day can be as low as £109. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from Ireland to Barcelona for around £149.

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

Flying to Barcelona from Ireland in the evening is the least expensive time of day to depart. momondo users have found prices as low as £132 when looking at flights departing in the evening. Flights in the morning are often more expensive, with an average ticket price of £174.

What is the cheapest Ireland to Barcelona flight route?

Fly from Dublin to Reus for the best Ireland - Barcelona flight prices

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

You are more likely to see cheaper flights to Barcelona from Ireland when booking weeks ahead of your departure date. In general, you can expect to find flights to Barcelona for around £127 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Barcelona from Ireland for as low as £92 on momondo.

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

There are 1 cabin classes available to choose from on Ireland to Barcelona flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Cheap Ireland to Barcelona flight deals and tips

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

Best price found

£20

Fastest flight time

2h 20m

Direct flights

Every day

Airports in Barcelona

2 airports
The best one-way flight to Barcelona from Ireland in the past 72 hours is £20. The best return flight deal from Ireland to Barcelona found on momondo in the last 72 hours is £36.
The fastest flight from Ireland to Barcelona takes 2h 20m
Direct flights go from Ireland to Barcelona every day.
There are 2 airports near Barcelona: Reus (REU), Barcelona-El Prat (BCN)
Search flight deals

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

    Prices for flights from Ireland to Barcelona were last updated today.

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

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

    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 layovers 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 Barcelona.

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

    The travel and health documents required for your trip to Barcelona 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 license, and a passport valid for six-months after you plan to arrive at Barcelona. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Ireland to Barcelona

Compare and see reviews for airlines that fly from Ireland to Barcelona with momondo
Airline
Rating
Free Cancellation
Price
RyanairPriceFrom £41Free CancellationRating
6.8
5,155 reviews
Search Ryanair flights
VuelingPriceFrom £47Free CancellationRating
7.1
1,177 reviews
Search Vueling flights
Aer LingusPriceFrom £65Free CancellationRating
7.1
1,197 reviews
Search Aer Lingus flights
TUI AirwaysPriceFrom £235Free CancellationRating
6.2
16 reviews
Search TUI Airways flights

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Ireland to Barcelona. momondo saves you time and could save you money on your trip.

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

momondo does allow users to show only those flights to Barcelona from Ireland which offer a flexible booking policy as well as other useful filters and features.

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

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

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

Price alerts on flights to Barcelona from Ireland are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to Spain

Fly into one of these airports located in Barcelona

Airports listed have a maximum distance of 54.9 mi from Barcelona
Barcelona-El Prat Airport
Girona Costa Brava Airport
Reus Airport