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 £26 on Ryanair. Other airlines that offer cheap prices include Vueling from £59 and Scandinavian Airlines from £63 one-way.

In terms of precipitation, rainfall in Barcelona ranges from 20.0 - 91.0 inches per month. October is typically the wettest month, when rainfall can reach 91.0 mm. July is typically the driest time to visit Barcelona when rainfall is around 20.0 mm.

If weather is an important factor for your trip to Barcelona, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 24.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 9.0 C).

What are the most popular routes from Ireland to Barcelona?

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

What are the cheapest flights from Ireland to Barcelona?

The cheapest flight price from Ireland to Barcelona is £32. On average you can expect to pay £114. The most popular route, (Dublin - Reus), can usually be booked for £144.

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: American Airlines (92%), Aer Lingus (91%), Vueling (88%).

What are the most popular airlines that fly from Ireland to Barcelona?

Before booking your flight from Ireland to Barcelona check out the most popular airlines for this route: Aer Lingus, Ryanair or Vueling.

What is the cheapest day to fly round-trip from Ireland to Barcelona?

Users have found that flying from Ireland to Barcelona on a Saturday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.

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

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 58 days in advance, which can save you up to 98% on flights from Ireland to Barcelona compared to booking the week you need them. Waiting 58 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at £115. For sooner than that we have options available in the next 3 days from £115.

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

November can be a great time to fly to Barcelona from Ireland with a flight ticket averaging about £122. Cheapflights users have found deals in the month of November for as cheap as £39. The most expensive prices can be found in the month of December.

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.

£154+ Flights from Ireland to Barcelona

Cheap flight deals from Ireland to Barcelona

Round-trip from	£61
One-way from	£26
Popular in	December
Cheapest in	November
Average price	£163

Ryanair
17/10-20/10
Nonstop
5h 05m total
Ireland to Barcelona

Search Deals

Ryanair
27/8
Nonstop
2h 20m total
Ireland to Barcelona

Search Deals

High demand for flights, 13% potential price rise

Search Deals

Cheapest flight prices on average. 3% potential price decrease (£4 potential savings vs. average return price).

Search Deals

Average for round-trip flights in July 2025

Search Deals

Find flight deals from Ireland to Barcelona

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 4 July 2025.

Fri 17/1017:25DUB - REU

Nonstop2h 30mRyanair

Mon 20/1009:45REU - DUB

Nonstop2h 35mRyanair

Deal found 2/7£61

Sat 30/821:35DUB - BCN

Nonstop2h 30mRyanair

Thu 4/919:50BCN - DUB

Nonstop2h 45mRyanair

Deal found 3/7£81

Mon 29/921:30DUB - BCN

Nonstop2h 40mVueling

Wed 1/1007:30BCN - DUB

1 stop6h 20mVueling

Deal found 3/7£85

Wed 6/818:20DUB - BCN

1 stop5h 05mMultiple Airlines

Wed 27/818:15BCN - DUB

Nonstop2h 55mMultiple Airlines

Deal found 2/7£86

Sun 17/808:05ORK - BCN

Nonstop2h 20mRyanair

Sun 24/806:10BCN - ORK

Nonstop2h 30mRyanair

Deal found 3/7£102

Wed 6/811:10DUB - BCN

1 stop6h 40mKLM

Wed 27/806:20BCN - DUB

1 stop5h 05mKLM

Deal found 3/7£141

Sat 22/1109:15DUB - BCN

1 stop9h 35mLufthansa

Tue 25/1107:45BCN - DUB

1 stop10h 25mLufthansa

Deal found 3/7£143

Sun 27/718:00DUB - REU

Nonstop2h 30mMultiple Airlines

Tue 29/709:45REU - DUB

1 stop4h 50mMultiple Airlines

Deal found 3/7£157

Fri 21/1104:25DUB - BCN

1 stop6h 20mTAP AIR PORTUGAL

Tue 25/1121:10BCN - DUB

1 stop27h 10mTAP AIR PORTUGAL

Deal found 3/7£166

Fri 12/916:50ORK - BCN

1 stop5h 45mSWISS

Tue 16/906:00BCN - ORK

1 stop8h 05mSWISS

Deal found 1/7£176

Wed 8/1021:00DUB - BCN

Nonstop2h 40mIberia

Mon 13/1007:00BCN - DUB

1 stop6h 10mIberia

Deal found 2/7£178

Wed 20/809:00DUB - BCN

1 stop13h 35mSWISS

Wed 27/806:00BCN - DUB

1 stop7h 10mSWISS

Deal found 3/7£183

Best flights from Ireland to Barcelona
Discover carefully curated flight deals from Ireland to Barcelona that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 4 July 2025.

Fri 17/1017:25DUB - REU

Nonstop2h 30mRyanair

Mon 20/1009:45REU - DUB

Nonstop2h 35mRyanair

Deal found 2/7£61

Mon 29/921:30DUB - BCN

Nonstop2h 40mVueling

Wed 1/1007:30BCN - DUB

1 stop6h 20mVueling

Deal found 3/7£85

Wed 6/818:20DUB - BCN

1 stop5h 05mMultiple Airlines

Wed 27/818:15BCN - DUB

Nonstop2h 55mMultiple Airlines

Deal found 2/7£86

Wed 6/811:10DUB - BCN

1 stop6h 40mKLM

Wed 27/806:20BCN - DUB

1 stop5h 05mKLM

Deal found 3/7£141

Sat 22/1109:15DUB - BCN

1 stop9h 35mLufthansa

Tue 25/1107:45BCN - DUB

1 stop10h 25mLufthansa

Deal found 3/7£143

Sat 30/821:35DUB - BCN

Nonstop2h 30mRyanair

Thu 4/919:50BCN - DUB

Nonstop2h 45mRyanair

Deal found 3/7£81

Fri 21/1104:25DUB - BCN

1 stop6h 20mTAP AIR PORTUGAL

Tue 25/1121:10BCN - DUB

1 stop27h 10mTAP AIR PORTUGAL

Deal found 3/7£166

Fri 12/916:50ORK - BCN

1 stop5h 45mSWISS

Tue 16/906:00BCN - ORK

1 stop8h 05mSWISS

Deal found 3/7£177

Wed 8/1021:00DUB - BCN

Nonstop2h 40mIberia

Mon 13/1007:00BCN - DUB

1 stop6h 10mIberia

Deal found 2/7£178

Sun 17/808:05ORK - BCN

Nonstop2h 20mRyanair

Sun 24/806:10BCN - ORK

Nonstop2h 30mRyanair

Deal found 3/7£102

Sun 27/718:00DUB - REU

Nonstop2h 30mMultiple Airlines

Tue 29/709:45REU - DUB

1 stop4h 50mMultiple Airlines

Deal found 3/7£157

Fri 24/1020:30ORK - BCN

1 stop11h 50mBritish Airways

Wed 29/1014:30BCN - ORK

1 stop9h 55mBritish Airways

Deal found 2/7£334

Direct flights from Ireland to Barcelona
Explore direct flight options from Ireland to Barcelona based on user searches, and compare prices and availability for your desired travel dates. Data last updated 4 July 2025.

Fri 17/1017:25DUB - REU

Nonstop2h 30mRyanair

Mon 20/1009:45REU - DUB

Nonstop2h 35mRyanair

Deal found 2/7£61

Sat 30/821:35DUB - BCN

Nonstop2h 30mRyanair

Thu 4/919:50BCN - DUB

Nonstop2h 45mRyanair

Deal found 3/7£81

Sun 5/1010:10DUB - BCN

Nonstop2h 35mVueling

Mon 6/1018:55BCN - DUB

Nonstop2h 55mVueling

Deal found 3/7£86

Sun 17/808:05ORK - BCN

Nonstop2h 20mRyanair

Sun 24/806:10BCN - ORK

Nonstop2h 30mRyanair

Deal found 3/7£102

Fri 18/722:00DUB - BCN

Nonstop2h 30mMultiple Airlines

Sun 20/705:50BCN - DUB

Nonstop2h 50mMultiple Airlines

Deal found 2/7£141

Last-minute flights from Ireland to Barcelona
Discover last-minute flight deals from Ireland to Barcelona. Data last updated 4 July 2025 and is based on user searches.

Sun 6/710:45DUB - BCN

1 stop13h 45mTAP AIR PORTUGAL

Thu 10/722:40BCN - DUB

1 stop12h 20mTAP AIR PORTUGAL

Deal found 3/7£209

Tue 8/721:45DUB - BCN

Nonstop2h 30mRyanair

Thu 31/711:00BCN - DUB

Nonstop2h 45mRyanair

Deal found 2/7£127

Tue 8/705:55DUB - BCN

2 stops26h 15mAustrian Airlines

Thu 31/710:00BCN - DUB

2 stops37h 15mAustrian Airlines

Deal found 2/7£456

Wed 9/713:00DUB - BCN

1 stop5h 10mSWISS

Sun 13/706:00BCN - DUB

1 stop27h 15mSWISS

Deal found 2/7£285

Fri 11/720:00DUB - BCN

1 stop20h 55mLufthansa

Tue 15/718:55BCN - DUB

1 stop14h 15mLufthansa

Deal found 2/7£233

Fri 18/720:00DUB - BCN

1 stop15h 45mLufthansa

Tue 22/707:50BCN - DUB

1 stop12h 25mLufthansa

Deal found 3/7£190

Sun 27/718:00DUB - REU

Nonstop2h 30mMultiple Airlines

Tue 29/709:45REU - DUB

1 stop4h 50mMultiple Airlines

Deal found 3/7£157

Sun 27/718:00DUB - REU

Nonstop2h 30mRyanair

Tue 29/709:35REU - DUB

Nonstop2h 35mRyanair

Deal found 3/7£242

Wed 6/818:20DUB - BCN

1 stop5h 05mMultiple Airlines

Wed 27/818:15BCN - DUB

Nonstop2h 55mMultiple Airlines

Deal found 2/7£86

Wed 6/811:10DUB - BCN

1 stop6h 40mKLM

Wed 27/806:20BCN - DUB

1 stop5h 05mKLM

Deal found 3/7£141

Sun 17/808:05ORK - BCN

Nonstop2h 20mRyanair

Sun 24/806:10BCN - ORK

Nonstop2h 30mRyanair

Deal found 3/7£102

Wed 20/809:00DUB - BCN

1 stop13h 35mSWISS

Wed 27/806:00BCN - DUB

1 stop7h 10mSWISS

Deal found 3/7£183

One-way flights from Ireland to Barcelona
Search for one-way flight options from Ireland to Barcelona. Find affordable one-way fares based on user searches. Data last updated 4 July 2025.

Wed 27/819:15ORK - BCN

Nonstop2h 20mRyanair

Deal found 3/7£26

Sat 2/821:35DUB - BCN

Nonstop2h 30mRyanair

Deal found 3/7£37

Tue 26/819:05DUB - BCN

1 stop15h 40mVueling

Deal found 2/7£59

Wed 6/819:30DUB - BCN

1 stop14h 20mScandinavian Airlines

Deal found 3/7£63

Wed 9/706:30DUB - BCN

1 stop9h 05mMultiple Airlines

Deal found 2/7£66

Thu 17/705:50DUB - REU

Nonstop2h 30mRyanair

Deal found 3/7£70

Sun 23/1105:55DUB - BCN

1 stop5h 20mKLM

Deal found 3/7£70

Sat 22/1104:15DUB - BCN

1 stop8h 30mTAP AIR PORTUGAL

Deal found 3/7£91

Wed 16/719:00DUB - BCN

1 stop23h 55mTransavia France

Deal found 3/7£95

Sun 23/1105:10DUB - BCN

2 stops11h 25mLufthansa

Deal found 2/7£139

Sat 12/719:05DUB - REU

1 stop12h 50mVueling

Deal found 3/7£157

Thu 4/911:50ORK - BCN

2 stops9h 55mBritish Airways

Deal found 2/7£935

Cheapflights Fare Finder

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

Fri 17/10

17:25-20:55

Nonstop2h 30m

Reus

Mon 20/10

09:45-11:20

Nonstop2h 35m

£61

DublinBarcelona

DUB - BCN

DUBBCN

Dublin

Sat 30/8

21:35-01:05

Nonstop2h 30m

Barcelona-El Prat

Thu 4/9

19:50-21:35

Nonstop2h 45m

£81

DublinBarcelona

DUB - BCN

DUBBCN

Dublin

Mon 29/9

21:30-01:10

Nonstop2h 40m

Barcelona-El Prat

Wed 1/10

07:30-12:50

1 stop6h 20m

£85

DublinBarcelona

DUB - BCN

DUBBCN

Dublin

Wed 6/8

18:20-00:25

1 stop5h 05m

Barcelona-El Prat

Wed 27/8

18:15-20:10

Nonstop2h 55m

£86

CorkBarcelona

ORK - BCN

ORKBCN

Cork

Sun 17/8

08:05-11:25

Nonstop2h 20m

Barcelona-El Prat

Sun 24/8

06:10-07:40

Nonstop2h 30m

£102

DublinBarcelona

DUB - BCN

DUBBCN

Dublin

Wed 6/8

11:10-18:50

1 stop6h 40m

Barcelona-El Prat

Wed 27/8

06:20-10:25

1 stop5h 05m

£141

DublinBarcelona

DUB - BCN

DUBBCN

Dublin

Sat 22/11

09:15-19:50

1 stop9h 35m

Barcelona-El Prat

Tue 25/11

07:45-17:10

1 stop10h 25m

£143

DublinReus

DUB - REU

DUBREU

Dublin

Sun 27/7

18:00-21:30

Nonstop2h 30m

Reus

Tue 29/7

09:45-13:35

1 stop4h 50m

£157

DublinBarcelona

DUB - BCN

DUBBCN

Dublin

Fri 21/11

04:25-11:45

1 stop6h 20m

Barcelona-El Prat

Tue 25/11

21:10-23:20

1 stop27h 10m

£166

CorkBarcelona

ORK - BCN

ORKBCN

Cork

Fri 12/9

16:50-23:35

1 stop5h 45m

Barcelona-El Prat

Tue 16/9

06:00-13:05

1 stop8h 05m

£176

Flights are sorted by cheapest return flights first.

Deals found on 3/7

Showing 1-10 of 29 results

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, January is the cheapest month in which you can book a flight from Ireland to Barcelona (average of £52). Flying from Ireland to Barcelona in August is currently the most expensive (average of £196). 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?

It’s typically best to fly out from Ireland to Barcelona at midday. Doing so could potentially save you 31% 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?

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

Weekly flight availability from Ireland to Barcelona

The most flights from IE0 to S37 are scheduled on a Wednesday (10 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).

Reviews of airlines servicing Barcelona

Read reviews from past customers who have flown with KLM, SWISS, andTransavia France from Ireland to Barcelona. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.8

Good

1,367 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

KLM

7.8

Good

1,367 reviews

KLM

7.8

Good

1,367 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

SWISS

7.5

Good

1,654 reviews

KLM

7.8

Good

1,367 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Transavia France

7.4

Good

352 reviews

KLM

7.8

Good

1,367 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Scandinavian Airlines

7.3

Good

1,410 reviews

KLM

7.8

Good

1,367 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Vueling

7.1

Good

1,170 reviews

KLM

7.8

Good

1,367 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

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 £26 on Ryanair. Other airlines that offer cheap prices include Vueling from £59 and Scandinavian Airlines from £63 one-way.
What are the most popular routes from Ireland to Barcelona?
The most popular flight routes from Ireland to Barcelona are Dublin - Reus, Dublin - Barcelona-El Prat 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: American Airlines (92%), Aer Lingus (91%), Vueling (88%).
What are the cheapest flights from Ireland to Barcelona?
The cheapest flight price from Ireland to Barcelona is £32. On average you can expect to pay £114. The most popular route, (Dublin - Reus), can usually be booked for £144.
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, January is the cheapest month in which you can book a flight from Ireland to Barcelona (average of £52). Flying from Ireland to Barcelona in August is currently the most expensive (average of £196). 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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Ireland to Barcelona

Heathrow to Barcelona-El Prat flights

Gatwick to Barcelona-El Prat flights

London City to Barcelona-El Prat flights

Luton to Barcelona-El Prat flights

Stansted to Barcelona-El Prat flights

Manchester to Barcelona-El Prat flights

Southend to Barcelona-El Prat flights

Stansted to Reus flights

Stansted to Costa Brava flights

Birmingham to Barcelona-El Prat flights

Heathrow to Reus flights

Edinburgh to Barcelona-El Prat flights

Manchester to Reus flights

Bristol to Barcelona-El Prat flights

Manchester to Costa Brava flights

Luton to Reus flights

Birmingham to Costa Brava flights

Gatwick to Costa Brava flights

Edinburgh to Reus flights

Glasgow Intl to Barcelona-El Prat flights

Heathrow to Costa Brava flights

Liverpool to Barcelona-El Prat flights

East Midlands to Barcelona-El Prat flights

Liverpool to Reus flights

Leeds to Barcelona-El Prat flights

Southend to Reus flights

Belfast Intl to Barcelona-El Prat flights

Luton to Costa Brava flights

Birmingham to Reus flights

Newcastle upon Tyne to Barcelona-El Prat flights

Glasgow Intl to Reus flights

Leeds to Reus flights

Southampton to Barcelona-El Prat flights

Belfast Intl to Reus flights

Gatwick to Reus flights

London City to Costa Brava flights

East Midlands to Costa Brava flights

Kiev to Barcelona-El Prat flights

East Midlands to Reus flights

Belfast City to Barcelona-El Prat flights

Prestwick to Barcelona-El Prat flights

Bristol to Reus flights

Newcastle upon Tyne to Reus flights

Bristol to Costa Brava flights

Zurich to Barcelona-El Prat flights

Bruxelles-National to Barcelona-El Prat flights

Charles de Gaulle to Barcelona-El Prat flights

Cardiff to Barcelona-El Prat flights

Exeter to Barcelona-El Prat flights

Ibiza to Barcelona-El Prat flights

Top 4 airlines flying from Ireland to Barcelona

Airline	Cheapest	Average	Flexibility	On-time
Ryanair	Cheapest£40	Average£168	FlexibilityNo cancel fee	On-timeN/A	Search Ryanair flights
Vueling	Cheapest£44	Average£124	FlexibilityNo cancel fee	On-time88%	Search Vueling flights
Aer Lingus	Cheapest£63	Average£174	FlexibilityNo cancel fee	On-timeN/A	Search Aer Lingus flights
TUI Airways	Cheapest£229	Average£309	FlexibilityNo cancel fee	On-timeN/A	Search TUI Airways flights

Fly with Cheapflights

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Ireland to Barcelona from £26

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 27/8. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Ireland to Barcelona

Keep the following information in mind while searching for Ireland to Barcelona flight deals. Data was last updated 4 July 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Ireland to Barcelona

Cheapest flights from Ireland to BarcelonaExplore 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 4 July 2025.

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 4 July 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ireland to Barcelona that are best for you.

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.

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?

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 4 July 2025.

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 29 June 2025.

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 4 July 2025.

Reviews of airlines servicing Barcelona

Read reviews from past customers who have flown with KLM, SWISS, andTransavia France from Ireland to Barcelona. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

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.

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

What are the most popular routes from Ireland to Barcelona?

What are the most reliable airlines from Ireland to Barcelona?

What are the cheapest flights from Ireland to Barcelona?

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

How can I find direct flights from Ireland to Barcelona?

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Ireland to Barcelona

See prices for flight routes from nearby airports that may be better suited for you.

Top 4 airlines flying from Ireland to Barcelona

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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 4 July 2025.