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Cheap flights from Ireland to Barcelona from £20

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — BCN
29 Mar — 5 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ireland to Barcelona

Enter your travel dates to find the best prices.

Cheapest flights from Ireland to Barcelona
Explore the most affordable flight options available from Ireland to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 27 February 2026.

Mon 13/408:45
ORK
-
BCN
Nonstop2h 20m
Ryanair
Mon 20/406:45
BCN
-
ORK
Nonstop2h 35m
Ryanair
Deal found 24/2£33
Sat 18/418:30
DUB
-
REU
Nonstop2h 30m
Ryanair
Wed 22/422:00
REU
-
DUB
Nonstop2h 35m
Ryanair
Deal found 24/2£37
Thu 5/307:05
DUB
-
REU
Nonstop2h 30m
Ryanair
Tue 10/314:35
REU
-
DUB
Nonstop2h 35m
Ryanair
Deal found 23/2£52
Tue 3/310:30
DUB
-
REU
Nonstop2h 30m
Ryanair
Thu 12/311:00
REU
-
DUB
Nonstop2h 35m
Ryanair
Deal found 23/2£55
Mon 13/421:25
DUB
-
BCN
Nonstop2h 30m
Multiple Airlines
Tue 21/422:45
BCN
-
DUB
1 stop14h 15m
Multiple Airlines
Deal found 27/2£62
Sat 18/411:30
DUB
-
BCN
1 stop6h 10m
Multiple Airlines
Wed 22/407:00
BCN
-
DUB
1 stop6h 00m
Multiple Airlines
Deal found 24/2£68
Fri 13/321:35
DUB
-
BCN
1 stop22h 45m
Ryanair
Wed 18/305:45
BCN
-
DUB
Nonstop2h 45m
Ryanair
Deal found 26/2£70
Thu 12/305:55
DUB
-
BCN
1 stop11h 15m
Ryanair
Wed 18/305:45
BCN
-
DUB
Nonstop2h 45m
Ryanair
Deal found 26/2£71
Sun 12/418:40
DUB
-
REU
Nonstop2h 30m
Ryanair
Sun 19/422:35
REU
-
DUB
Nonstop2h 35m
Ryanair
Deal found 26/2£72
Thu 12/308:25
DUB
-
BCN
2 stops14h 45m
Multiple Airlines
Wed 18/305:45
BCN
-
DUB
Nonstop2h 45m
Multiple Airlines
Deal found 26/2£75
Mon 27/406:55
DUB
-
BCN
1 stop5h 20m
Ryanair
Thu 30/423:25
BCN
-
DUB
Nonstop2h 45m
Ryanair
Deal found 26/2£76
Sat 11/422:00
DUB
-
BCN
1 stop11h 00m
Multiple Airlines
Wed 22/407:00
BCN
-
DUB
1 stop6h 00m
Multiple Airlines
Deal found 24/2£78

Find flight deals from Ireland to Barcelona

Keep the following information in mind while searching for Ireland to Barcelona flight deals. Data was last updated 27 February 2026.

Round-trip from

£33

One-way from

£20

Popular in

June

Cheapest in

November

Average price

£115
Ryanair
  • Ryanair
  • 13/4-20/4
  • Nonstop
  • 4h 55m total
  • Ireland to Barcelona
Search Deals
Ryanair
  • Ryanair
  • 8/4
  • Nonstop
  • 2h 30m total
  • Ireland to Barcelona
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (£25 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£4 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights 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, Cheapflights users made 858,174 searches. Data last updated 27 February 2026.
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

DublinReus

DUB - REU

DUBREU

Dublin

Sun 12/4

18:40-22:10

Nonstop2h 30m

Reus

Sun 19/4

22:35-00:10

Nonstop2h 35m

£72

CorkBarcelona

ORK - BCN

ORKBCN

Cork

Sat 11/4

20:15-12:30

1 stop15h 15m

Barcelona-El Prat

Sat 18/4

19:15-08:45

1 stop14h 30m

£78

DublinReus

DUB - REU

DUBREU

Dublin

Mon 27/4

15:40-21:45

1 stop5h 05m

Reus

Thu 30/4

21:30-23:05

Nonstop2h 35m

£79

CorkBarcelona

ORK - BCN

ORKBCN

Cork

Mon 13/4

16:55-01:10

1 stop7h 15m

Barcelona-El Prat

Mon 20/4

06:55-17:30

2 stops11h 35m

£92

DublinReus

DUB - REU

DUBREU

Dublin

Tue 30/6

07:25-16:35

1 stop8h 10m

Reus

Tue 14/7

18:30-22:25

1 stop4h 55m

£121

CorkBarcelona

ORK - BCN

ORKBCN

Cork

Sat 28/3

22:40-15:20

2 stops15h 40m

Barcelona-El Prat

Tue 31/3

13:35-07:55

2 stops19h 20m

£129

DublinReus

DUB - REU

DUBREU

Dublin

Tue 30/6

07:25-16:35

1 stop8h 10m

Reus

Tue 25/8

22:15-23:50

Nonstop2h 35m

£144

DublinReus

DUB - REU

DUBREU

Dublin

Mon 29/6

06:55-15:55

1 stop8h 00m

Reus

Wed 26/8

22:00-23:35

Nonstop2h 35m

£165

DublinReus

DUB - REU

DUBREU

Dublin

Thu 6/8

07:30-17:10

1 stop8h 40m

Reus

Tue 11/8

18:30-22:25

1 stop4h 55m

£174

DublinBarcelona

DUB - BCN

DUBBCN

Dublin

Fri 20/3

13:20-23:00

1 stop8h 40m

Barcelona-El Prat

Mon 23/3

19:50-14:20

2 stops43h 30m

£178

Flights are sorted by cheapest return flights first.

Deals found on 23/2

Showing 1-10 of 56 resultsSorted by cheapest first
1
2
3
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6

Best time to book a flight from Ireland to Barcelona

Have a flexible travel schedule? Discover the best time to fly to Barcelona from Ireland with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Ireland to Barcelona

What is the cheapest month to book a flight from Ireland to Barcelona?

Currently, November is the cheapest month in which you can book a flight from Ireland to Barcelona (average of £26). Flying from Ireland to Barcelona in June is currently the most expensive (average of £85). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from IE to BCN?

Find hourly flight availability from Ireland to Barcelona. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 27 February 2026.

It’s typically best to fly out from Ireland to Barcelona in the evening. Doing so could potentially save you 38% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Ireland to Barcelona?

Use this chart to determine the cheapest time to fly return from Ireland to Barcelona. Price data was last updated on 21 February 2026.

Travellers seeking maximum savings on their Ireland to Barcelona flight should consider departing on Monday evenings when fares are most often at their lowest. Wednesday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Ireland to Barcelona

Explore weekly flight availability from Ireland to Barcelona. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 27 February 2026.

The most flights from IE0 to S37 are scheduled on a Friday (9 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (1 on average).

How often are flights from Ireland to Barcelona delayed?

About 19% of weekly flights between Ireland and Barcelona have experienced delays in the past year, with the average delay time being 121 minutes.

What is the most punctual flight time for Ireland to Barcelona flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Ireland to Barcelona flights?

Over the past year, Aer Lingus have had the lowest number of delays on this route, with just 10% of flights being delayed.

Reviews of airlines servicing Barcelona

Get insights into the airlines that provide service to Barcelona. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Barcelona. Reviews last updated 27 February 2026.
Read reviews from past customers who have flown with Vueling, Aer Lingus, andRyanair from Ireland to Barcelona. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Vueling
7.2
Good
1,247 reviews
Check prices

Food

6.2

Boarding

7.2

Comfort

6.8

Overall

7.2

Crew

7.7

Entertainment

5.9

Reviews

1 / 20
10.0
Excellent

Luis Alfonso,Feb 2026

BCN - ALC

In overall good. The crew were very nice as always. I must say it is the tidiest airline when it comes to disembarkation
Vueling
7.2
Good
1,247 reviews
Vueling
7.2
Good
1,247 reviews
Check prices

Food

6.2

Boarding

7.2

Comfort

6.8

Overall

7.2

Crew

7.7

Entertainment

5.9

Reviews

1 / 20
10.0
Excellent

Luis Alfonso,Feb 2026

BCN - ALC

In overall good. The crew were very nice as always. I must say it is the tidiest airline when it comes to disembarkation
Aer Lingus
7.2
Good
1,464 reviews
Vueling
7.2
Good
1,247 reviews
Check prices

Food

6.2

Boarding

7.2

Comfort

6.8

Overall

7.2

Crew

7.7

Entertainment

5.9

Reviews

1 / 20
10.0
Excellent

Luis Alfonso,Feb 2026

BCN - ALC

In overall good. The crew were very nice as always. I must say it is the tidiest airline when it comes to disembarkation
Ryanair
6.9
Okay
5,284 reviews
Vueling
7.2
Good
1,247 reviews
Check prices

Food

6.2

Boarding

7.2

Comfort

6.8

Overall

7.2

Crew

7.7

Entertainment

5.9

Reviews

1 / 20
10.0
Excellent

Luis Alfonso,Feb 2026

BCN - ALC

In overall good. The crew were very nice as always. I must say it is the tidiest airline when it comes to disembarkation

Related info for your journey

Find useful and relevant information for your journey from Ireland to Barcelona. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Ireland to Barcelona?

    There are many flights that can get you from Ireland to Barcelona in 2h 30m. Fly via Ryanair or SWISS to get the fastest option. The distance between Ireland and Barcelona is about 915 mi. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Ireland to Barcelona one-way?

    One-way options have recently been found by users for as low as £13 on Vueling. Other airlines that offer cheap prices include Ryanair from £22 and Aer Lingus from £44 one-way.

  • What are the most popular routes from Ireland to Barcelona?

    The most popular flight routes from Ireland to Barcelona are Dublin - Barcelona-El Prat, Dublin - Reus and Cork - Barcelona-El Prat.

  • What are the most reliable airlines from Ireland to Barcelona?

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Ireland to Barcelona on time: Buzz (100%), Ryanair (87%), Aer Lingus (78%).

  • What are the cheapest flights from Ireland to Barcelona?

    The cheapest flight price from Ireland to Barcelona is £39. On average you can expect to pay £143. The most popular route, (Dublin - Barcelona-El Prat), can usually be booked for £33.

  • Can I find deals for flights from Ireland to Barcelona that include hotel bookings?

    Yes. In addition to deals on Ireland to Barcelona flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Ireland to Barcelona?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ireland to Barcelona.

  • Can I find deals for business class flights from Ireland to Barcelona?

    Yes. Cheapflights offers flight deals from Ireland to Barcelona by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Ireland to Barcelona?

    Currently, November is the cheapest month in which you can book a flight from Ireland to Barcelona (average of £26). Flying from Ireland to Barcelona in June is currently the most expensive (average of £85). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Ireland to Barcelona

See prices for flight routes from nearby airports that may be better suited for you.
Heathrow to Barcelona-El Prat flights
Gatwick to Barcelona-El Prat flights
Luton to Barcelona-El Prat flights
Stansted to Barcelona-El Prat flights
London City to Barcelona-El Prat flights
Manchester to Barcelona-El Prat flights
Birmingham to Barcelona-El Prat flights
Stansted to Costa Brava flights
Stansted to Reus flights
Southend to Barcelona-El Prat flights
Bristol to Barcelona-El Prat flights
Edinburgh to Barcelona-El Prat flights
Manchester to Reus flights
Manchester to Costa Brava flights
Glasgow Intl to Barcelona-El Prat flights
Leeds to Barcelona-El Prat flights
Luton to Reus flights
Newcastle upon Tyne to Barcelona-El Prat flights
Gatwick to Costa Brava flights
Birmingham to Costa Brava flights
Gatwick to Reus flights
Birmingham to Reus flights
Southampton to Barcelona-El Prat flights
Liverpool to Barcelona-El Prat flights
Edinburgh to Reus flights
Heathrow to Costa Brava flights
East Midlands to Barcelona-El Prat flights
Belfast Intl to Barcelona-El Prat flights
Luton to Costa Brava flights
Leeds to Reus flights
Bristol to Costa Brava flights
Belfast City to Barcelona-El Prat flights
Bristol to Reus flights
Heathrow to Reus flights
Athens to Barcelona-El Prat flights
London City to Costa Brava flights
Charles de Gaulle to Barcelona-El Prat flights
Prestwick to Barcelona-El Prat flights
East Midlands to Costa Brava flights
Leeds to Costa Brava flights
Belfast Intl to Reus flights
Kiev to Barcelona-El Prat flights
Glasgow Intl to Reus flights
Zurich to Barcelona-El Prat flights
Newcastle upon Tyne to Reus flights
Dublin to Barcelona-El Prat flights
Bournemouth to Barcelona-El Prat flights
Cardiff to Barcelona-El Prat flights
Liverpool to Reus flights
Aberdeen to Barcelona-El Prat flights

Top 3 airlines flying from Ireland to Barcelona

Discover the top 3 airlines that operate flights from Ireland to Barcelona. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 27 February 2026.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£38Average£156FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
VuelingCheapest£54Average£130FlexibilityNo cancel feeOn-time88%
Search Vueling flights
Aer LingusCheapest£64Average£152FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Ireland to Barcelona?

Cheapflights helps you search for flights from Ireland to Barcelona via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Ireland to Barcelona?

Millions of users choose and trust Cheapflights to book the best flight deals from Ireland to Barcelona for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Ireland to Barcelona with no change fees?

Yes, we can. To see specific flights from Ireland to Barcelona with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Ireland to Barcelona become cheaper?

Not ready to book yet? You can track prices for flights from Ireland to Barcelona on Cheapflights with our Price Alert feature and get notified when better prices are available.

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