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Cheap flights from Dublin to Barcelona from £38

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 17/5. Fares are subject to change and may not be available on all flights or dates of travel.
DUB — BCN
17 Apr — 24 Apr1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Dublin to Barcelona are usually found in November or January, booked 73 days in advance, depart on a Wednesday or Monday and return on a Tuesday

Cheap flight deals from Dublin to Barcelona

Enter your travel dates to find the best prices.

Cheapest flights from Dublin to Barcelona
Explore the most affordable flight options available from Dublin to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 March 2026.

Mon 20/414:55
DUB
-
REU
Nonstop2h 30m
Ryanair
Wed 22/422:00
REU
-
DUB
Nonstop2h 35m
Ryanair
Deal found 13/3£39
Sat 18/418:30
DUB
-
REU
Nonstop2h 30m
Ryanair
Sat 2/511:25
REU
-
DUB
Nonstop2h 35m
Ryanair
Deal found 16/3£41
Mon 13/405:50
DUB
-
REU
Nonstop2h 30m
Ryanair
Wed 15/422:00
REU
-
DUB
Nonstop2h 35m
Ryanair
Deal found 13/3£45
Tue 19/521:35
DUB
-
BCN
Nonstop2h 40m
Multiple Airlines
Thu 21/511:00
BCN
-
DUB
1 stop5h 25m
Multiple Airlines
Deal found 16/3£62
Tue 28/421:45
DUB
-
BCN
Nonstop2h 30m
Multiple Airlines
Tue 5/522:45
BCN
-
DUB
1 stop14h 15m
Multiple Airlines
Deal found 14/3£65
Sun 12/418:40
DUB
-
REU
Nonstop2h 30m
Ryanair
Sun 19/412:55
REU
-
DUB
Nonstop2h 35m
Ryanair
Deal found 13/3£68
Wed 29/419:05
DUB
-
BCN
Nonstop2h 30m
Ryanair
Mon 4/505:45
BCN
-
DUB
Nonstop2h 45m
Ryanair
Deal found 16/3£69
Sun 12/407:55
DUB
-
BCN
Nonstop2h 30m
Ryanair
Sun 19/423:20
BCN
-
DUB
1 stop10h 25m
Ryanair
Deal found 13/3£71
Sat 18/416:15
DUB
-
BCN
1 stop5h 05m
Multiple Airlines
Sat 2/520:50
BCN
-
DUB
1 stop5h 15m
Multiple Airlines
Deal found 17/3£74
Mon 13/413:40
DUB
-
BCN
1 stop5h 00m
Ryanair
Wed 29/408:50
BCN
-
DUB
1 stop5h 25m
Ryanair
Deal found 15/3£75
Wed 29/408:30
DUB
-
REU
1 stop5h 35m
Ryanair
Mon 4/510:25
REU
-
DUB
Nonstop2h 35m
Ryanair
Deal found 16/3£76
Thu 9/421:50
DUB
-
BCN
Nonstop2h 30m
Multiple Airlines
Mon 13/417:15
BCN
-
DUB
1 stop8h 55m
Multiple Airlines
Deal found 16/3£77

Find flight deals from Dublin to Barcelona

Discover tips and strategies to find the most affordable flight options for your journey from Dublin (DUB) to Barcelona (S37). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 18 March 2026.

Round-trip from

£39

One-way from

£38

Popular in

June

Cheapest in

November

Average price

£143
Ryanair
  • Ryanair
  • 20/4-22/4
  • Nonstop
  • 5h 05m total
  • Dublin to Barcelona
Search Deals
Ryanair
  • Ryanair
  • 17/5
  • Nonstop
  • 2h 30m total
  • Dublin to Barcelona
Search Deals
Highest demand for flights based on searches. 22% potential increase in price (£26 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£3 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Dublin 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 18 March 2026.
Use the filters below to find and compare flights from Dublin to Barcelona that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

DublinReus

DUB - REU

DUBREU

Dublin

Mon 13/4

05:50-09:20

Nonstop2h 30m

Reus

Wed 15/4

22:00-23:35

Nonstop2h 35m

£45

DublinReus

DUB - REU

DUBREU

Dublin

Sat 18/4

18:30-22:00

Nonstop2h 30m

Reus

Sat 2/5

14:20-23:20

1 stop10h 00m

£58

DublinReus

DUB - REU

DUBREU

Dublin

Mon 20/4

06:55-15:55

1 stop8h 00m

Reus

Wed 22/4

23:00-08:10

1 stop10h 10m

£74

DublinReus

DUB - REU

DUBREU

Dublin

Wed 29/4

08:30-15:05

1 stop5h 35m

Reus

Mon 4/5

10:25-12:00

Nonstop2h 35m

£76

DublinReus

DUB - REU

DUBREU

Dublin

Thu 9/4

10:55-16:55

1 stop5h 00m

Reus

Mon 13/4

10:25-12:00

Nonstop2h 35m

£95

DublinReus

DUB - REU

DUBREU

Dublin

Thu 9/4

10:55-16:55

1 stop5h 00m

Reus

Mon 13/4

17:55-22:45

1 stop5h 50m

£134

DublinReus

DUB - REU

DUBREU

Dublin

Wed 8/4

10:15-13:45

Nonstop2h 30m

Reus

Fri 10/4

09:50-11:25

Nonstop2h 35m

£140
Fastest return journey

DublinReus

DUB - REU

DUBREU

Dublin

Sat 4/4

18:30-22:00

Nonstop2h 30m

Reus

Sat 11/4

22:25-23:59

Nonstop2h 34m

£179

DublinBarcelona

DUB - BCN

DUBBCN

Dublin

Mon 13/4

05:30-19:20

1 stop12h 50m

Barcelona-El Prat

Wed 22/4

22:40-18:05

1 stop20h 25m

£188

DublinBarcelona

DUB - BCN

DUBBCN

Dublin

Wed 26/8

10:45-01:30

1 stop13h 45m

Barcelona-El Prat

Sun 30/8

06:00-00:05

1 stop19h 05m

£222

Flights are sorted by cheapest return flights first.

Deals found on 14/3

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Dublin to Barcelona

Have a flexible travel schedule? Discover the best time to fly to Barcelona from Dublin 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 Dublin to Barcelona

How far ahead should I book a flight from Dublin to Barcelona?

Use this chart to determine the optimal time to book a return flight from Dublin to Barcelona. Price data was last updated on 13 March 2026.

To ensure you get the cheapest price possible for a flight from Dublin to Barcelona, you should look to book at least 16 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, November is the cheapest month in which you can book a flight from Dublin to Barcelona (average of £26). Flying from Dublin to Barcelona in June is currently the most expensive (average of £86). 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 DUB to BCN?

Find hourly flight availability from Dublin 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 18 March 2026.

When flying from Dublin to Barcelona, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 32% versus a flight at midday.

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

Use this chart to determine the cheapest time to fly return from Dublin to Barcelona. Price data was last updated on 14 March 2026.

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

Weekly flight availability from Dublin to Barcelona

Explore weekly flight availability from Dublin 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 18 March 2026.

The most flights from DUB to S37 are scheduled on a Monday (8 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (3 on average).

How much does it cost for a return flight from Dublin to Barcelona?

How often are flights from Dublin to Barcelona delayed?

About 18% of weekly flights between Dublin and Barcelona have experienced delays in the past year, with the average delay time being 122 minutes.

What is the most punctual flight time for Dublin 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?

Wednesday 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 Dublin 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 18 March 2026.
See what other customers who have flown with Vueling,Aer Lingus, andRyanair from Dublin to Barcelona have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Vueling
7.2
Good
1,252 reviews
Check prices

Comfort

6.8

Overall

7.2

Boarding

7.2

Entertainment

5.9

Crew

7.7

Food

6.2

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
1,252 reviews
Vueling
7.2
Good
1,252 reviews
Check prices

Comfort

6.8

Overall

7.2

Boarding

7.2

Entertainment

5.9

Crew

7.7

Food

6.2

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
1,477 reviews
Vueling
7.2
Good
1,252 reviews
Check prices

Comfort

6.8

Overall

7.2

Boarding

7.2

Entertainment

5.9

Crew

7.7

Food

6.2

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
5,296 reviews
Vueling
7.2
Good
1,252 reviews
Check prices

Comfort

6.8

Overall

7.2

Boarding

7.2

Entertainment

5.9

Crew

7.7

Food

6.2

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 Dublin to Barcelona. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Dublin to Barcelona?

    For a flight from Dublin to Barcelona, you will be flying from Dublin. Dublin (DUB) is just 5.7 mi from the center of the city. Dublin is the only Dublin airport and it handles 4 outbound flights to Barcelona per day. 3 airlines have flights to Barcelona from Dublin on a regular basis.

  • How long is the flight from Dublin to Barcelona?

    Airlines like Ryanair and TAP AIR PORTUGAL fly from Dublin to Barcelona in about 2h 30m. The time it takes to get you to your destination can typically vary by up to 10h 20m. There are 915 mi between Dublin and Barcelona. Both multi-stop and direct flights can be found to your destination and back.

  • What are the cheapest airlines flying from Dublin to Barcelona round-trip?

    Flying on Ryanair is currently your cheapest option to Barcelona, with prices starting at £39. Additional return tickets that might be worth considering are offered by Vueling and Aer Lingus, with the lowest prices starting at £58 and £71, respectively. Ryanair is 67% cheaper than the average price of flights available within the next 90 days to this destination.

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

    £13 is the cheapest one-way deal found within the past few days, from Vueling. You may also be able to find cheap deals on Ryanair and Aer Lingus, with prices starting from £26 and £46, respectively.

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

    Consider Buzz (97%), Aer Lingus (88%) or Ryanair (85%) when booking your flight. These represent the most reliable airlines when flying from Dublin to Barcelona.

  • What are the cheapest flights from Dublin to Barcelona?

    The cheapest flight price from Dublin to Barcelona is £26. On average you can expect to pay £125. The most popular route, (Dublin - Barcelona-El Prat), can usually be booked for £32.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Dublin 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 Dublin to Barcelona?

    Currently, November is the cheapest month in which you can book a flight from Dublin to Barcelona (average of £26). Flying from Dublin to Barcelona in June is currently the most expensive (average of £86). 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 Dublin to Barcelona

See prices for flight routes from nearby airports that may be better suited for you.
Dublin to Barcelona-El Prat flights
Dublin to Reus flights
Cork to Barcelona-El Prat flights

Top 3 airlines flying from Dublin to Barcelona

Discover the top 3 airlines that operate flights from Dublin 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 18 March 2026.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£39Average£159FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
VuelingCheapest£58Average£133FlexibilityNo cancel feeOn-time88%
Search Vueling flights
Aer LingusCheapest£71Average£182FlexibilityNo 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 Dublin to Barcelona?

Deals for Dublin to Barcelona flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

Cheapflights helps you find that perfect flight to Barcelona from Dublin by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Yes, we can. To see specific flights from Dublin 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 Dublin to Barcelona become cheaper?

Yes, Cheapflights offers price alerts on Dublin to Barcelona flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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