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Cheap flights from Belfast Intl Airport to Barcelona from £40

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 25/3. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — BCN
7 Dec — 14 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Belfast Intl to Barcelona

Enter your travel dates to find the best prices.

Cheapest flights from Belfast Intl to Barcelona
Explore the most affordable flight options available from Belfast Intl to Barcelona. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 7 November 2025.

Sat 20/1221:05BFS - BCN
1 stop12h 00mMultiple Airlines
Sat 27/1219:20BCN - BFS
1 stop12h 25mMultiple Airlines
Deal found 4/11£128
Sun 21/1222:10BFS - BCN
1 stop11h 35measyJet
Sun 28/1221:50BCN - BFS
1 stop10h 55measyJet
Deal found 6/11£148
Mon 22/1215:20BFS - BCN
1 stop15h 45mMultiple Airlines
Mon 29/1206:15BCN - BFS
1 stop8h 25mMultiple Airlines
Deal found 7/11£150
Wed 19/1107:55BFS - GRO
1 stop11h 30mMultiple Airlines
Sat 22/1115:40GRO - BFS
2 stops16h 05mMultiple Airlines
Deal found 5/11£152
Sun 21/1222:20BFS - BCN
2 stops20h 15mMultiple Airlines
Sun 28/1209:00BCN - BFS
1 stop14h 30mMultiple Airlines
Deal found 6/11£166

Cheap flight deals from Belfast Intl to Barcelona

Discover tips and strategies to find the most affordable flight options for your journey from Belfast Intl (BFS) 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 7 November 2025.

Round-trip from

£104

One-way from

£40

Popular in

June

Cheapest in

November

Average price

£148
easyJet
  • easyJet
  • 14/3-17/3
  • 2 total stops
  • 26h 00m total
  • Belfast to Barcelona
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easyJet
  • easyJet
  • 25/3
  • Nonstop
  • 2h 45m total
  • Belfast to Barcelona
Search Deals
Highest demand for flights based on searches. 21% potential increase in price (£42 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£6 potential savings vs. average return price).
Search Deals
Average for round-trip flights in November 2025
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Cheapflights Fare Finder

 
Customise your flight search to find flights from Belfast Intl 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 7 November 2025.
Use the filters below to find and compare flights from Belfast Intl Airport to Barcelona that are best for you.

Fly from

Belfast Intl

Fly to

Barcelona

Route

Depart

Return

Price

BelfastBarcelona

BFS - BCN

BFSBCN

Belfast Intl

Sat 14/3

10:35-22:55

1 stop11h 20m

Barcelona-El Prat

Tue 17/3

07:30-21:10

1 stop14h 40m

£104

BelfastBarcelona

BFS - BCN

BFSBCN

Belfast Intl

Wed 29/4

08:55-15:30

1 stop5h 35m

Barcelona-El Prat

Thu 7/5

11:00-21:35

1 stop11h 35m

£118

BelfastBarcelona

BFS - BCN

BFSBCN

Belfast Intl

Sat 20/12

21:05-10:05

1 stop12h 00m

Barcelona-El Prat

Sat 27/12

19:20-06:45

1 stop12h 25m

£128

BelfastBarcelona

BFS - BCN

BFSBCN

Belfast Intl

Thu 23/4

09:15-00:25

1 stop14h 10m

Barcelona-El Prat

Sun 26/4

10:30-12:25

Nonstop2h 55m

£128

BelfastReus

BFS - REU

BFSREU

Belfast Intl

Wed 1/4

08:30-15:05

1 stop5h 35m

Reus

Sat 4/4

11:15-12:55

Nonstop2h 40m

£141

BelfastBarcelona

BFS - BCN

BFSBCN

Belfast Intl

Sun 21/12

22:10-10:45

1 stop11h 35m

Barcelona-El Prat

Sun 28/12

21:50-07:45

1 stop10h 55m

£148

BelfastBarcelona

BFS - BCN

BFSBCN

Belfast Intl

Mon 22/12

15:20-08:05

1 stop15h 45m

Barcelona-El Prat

Mon 29/12

06:15-13:40

1 stop8h 25m

£150

BelfastReus

BFS - REU

BFSREU

Belfast Intl

Wed 29/4

06:00-15:05

1 stop8h 05m

Reus

Thu 7/5

17:35-21:35

1 stop5h 00m

£152

BelfastGirona

BFS - GRO

BFSGRO

Belfast Intl

Wed 19/11

07:55-20:25

1 stop11h 30m

Girona Costa Brava

Sat 22/11

15:40-06:45

2 stops16h 05m

£152

BelfastBarcelona

BFS - BCN

BFSBCN

Belfast Intl

Sun 21/12

22:20-19:35

2 stops20h 15m

Barcelona-El Prat

Sun 28/12

09:00-22:30

1 stop14h 30m

£166

Flights are sorted by cheapest return flights first.

Deals found on 5/11

Showing 1-10 of 25 results
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Best time to book a flight from Belfast Intl to Barcelona

Have a flexible travel schedule? Discover the best time to fly to Barcelona from Belfast Intl 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 Belfast Intl Airport to Barcelona

How far ahead should I book a flight from Belfast Intl Airport to Barcelona?

Use this chart to determine the optimal time to book a return flight from Belfast Intl to Barcelona. Price data was last updated on 31 October 2025.

Booking 10 days in advance of your planned departure date is, on average, the best time to get cheap flights from Belfast Intl Airport to Barcelona. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Belfast Intl Airport to Barcelona?

Currently, February is the cheapest month in which you can book a flight from Belfast Intl Airport to Barcelona (average of £82). Flying from Belfast Intl Airport to Barcelona in December is currently the most expensive (average of £181). 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 BFS to BCN?

Find hourly flight availability from Belfast Intl 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 7 November 2025.

One of the essential ways to save on airfare from Belfast Intl Airport to Barcelona is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 62% on airfare.

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 7 November 2025.
Get a feel of what it's like to fly with KLM, easyJet, andRyanair from Belfast Intl Airport to Barcelona by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,408 reviews
Check prices

Entertainment

7.1

Comfort

7.7

Boarding

7.8

Food

7.3

Crew

8.4

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,408 reviews
KLM
7.7
Good
1,408 reviews
Check prices

Entertainment

7.1

Comfort

7.7

Boarding

7.8

Food

7.3

Crew

8.4

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
easyJet
6.9
Okay
1,841 reviews
KLM
7.7
Good
1,408 reviews
Check prices

Entertainment

7.1

Comfort

7.7

Boarding

7.8

Food

7.3

Crew

8.4

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Ryanair
6.8
Okay
5,188 reviews
KLM
7.7
Good
1,408 reviews
Check prices

Entertainment

7.1

Comfort

7.7

Boarding

7.8

Food

7.3

Crew

8.4

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Ryanair
6.3
Okay
KLM
7.7
Good
1,408 reviews
Check prices

Entertainment

7.1

Comfort

7.7

Boarding

7.8

Food

7.3

Crew

8.4

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

Find useful and relevant information for your journey from Belfast Intl 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 Belfast Intl Airport to Barcelona?

    For as low as £104, easyJet can have you in Barcelona from Belfast Intl Airport in 11h 20m. There are 997 mi between Belfast Intl Airport and Barcelona.

  • What are the cheapest airlines flying from Belfast Intl Airport to Barcelona round-trip?

    Ryanair, at £35, was found to be the cheapest airline from Belfast Intl Airport to Barcelona.Alternate airlines flying return to your destination include Ryanair and easyJet. Ryanair is priced at 83% lower than the current average price of a flight leaving 3 months from now.

  • What are the most popular routes from Belfast Intl Airport to Barcelona?

    Most travelers choose Belfast Intl - Barcelona-El Prat, Belfast Intl - Reus or Belfast Intl - Girona Costa Brava when deciding on the best route from Belfast Intl Airport to Barcelona.

  • What are the cheapest flights from Belfast Intl Airport to Barcelona?

    While on average a flight from Belfast Intl Airport to Barcelona is generally £284, our data shows the cheapest flight currently is £153. When looking at the most popular route, (Belfast Intl - Barcelona-El Prat), you can expect to pay £102 for that flight.

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

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

  • How can I find direct flights from Belfast Intl to Barcelona?

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

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

    Yes. Cheapflights offers flight deals from Belfast Intl 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 Belfast Intl Airport to Barcelona?

    Currently, February is the cheapest month in which you can book a flight from Belfast Intl Airport to Barcelona (average of £82). Flying from Belfast Intl Airport to Barcelona in December is currently the most expensive (average of £181). 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

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Top 7 airlines flying from Belfast Intl to Barcelona

Discover the top 7 airlines that operate flights from Belfast Intl 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 7 November 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£35Average£107FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
RyanairCheapest£68Average£153FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
easyJetCheapest£96Average£248FlexibilityNo cancel feeOn-time86%
Search easyJet flights
KLMCheapest£156Average£253FlexibilityNo cancel feeOn-time75%
Search KLM flights
Jet2Cheapest£166Average£306FlexibilityNo cancel feeOn-timeN/A
Search Jet2 flights
British AirwaysCheapest£179Average£260FlexibilityNo cancel feeOn-time70%
Search British Airways flights
TUI AirwaysCheapest£196Average£311FlexibilityNo cancel feeOn-timeN/A
Search TUI Airways 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 Belfast Intl to Barcelona?

Cheapflights makes it easy to find Belfast Intl to Barcelona flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Belfast Intl to Barcelona for you. Better yet — we are completely free to use.

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

Certainly. Search results for flights to Barcelona from Belfast Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes! Start tracking prices for Belfast Intl to Barcelona flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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