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Cheap flights from Belfast Intl Airport to Barcelona from £21

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 24/9. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — BCN
31 Aug — 7 Sep1
1 adult

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 26 August 2025.

Round-trip from

£65

One-way from

£21

Popular in

July

Cheapest in

November

Average price

£208
Ryanair
  • Ryanair
  • 8/10-10/10
  • Nonstop
  • 5h 10m total
  • Belfast to Barcelona
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Ryanair
  • Ryanair
  • 24/9
  • Nonstop
  • 2h 30m total
  • Belfast to Barcelona
Search Deals
Highest demand for flights based on searches. 19% potential increase in price (£34 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£6 potential savings vs. average return price).
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Average for round-trip flights in August 2025
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Find flight deals from Belfast Intl to Barcelona

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 26 August 2025.

Wed 8/1019:40BFS - GRO
Nonstop2h 30mMultiple Airlines
Fri 10/1006:00GRO - BFS
Nonstop2h 40mMultiple Airlines
Deal found 24/8£65
Wed 8/1019:40BFS - GRO
Nonstop2h 30mMultiple Airlines
Sat 11/1005:45GRO - BFS
Nonstop2h 40mMultiple Airlines
Deal found 24/8£67
Sat 11/1007:50BFS - GRO
Nonstop2h 30mMultiple Airlines
Wed 15/1023:35GRO - BFS
Nonstop2h 40mMultiple Airlines
Deal found 24/8£70
Wed 22/1009:35BFS - BCN
Nonstop2h 40mMultiple Airlines
Sat 25/1017:20BCN - BFS
1 stop7h 00mMultiple Airlines
Deal found 23/8£72
Fri 10/1008:05BFS - GRO
Nonstop2h 30mMultiple Airlines
Wed 15/1023:35GRO - BFS
Nonstop2h 40mMultiple Airlines
Deal found 24/8£77
Mon 6/1017:25BFS - GRO
Nonstop2h 30mRyanair
Wed 15/1023:35GRO - BFS
Nonstop2h 40mRyanair
Deal found 24/8£78
Mon 6/1017:25BFS - GRO
Nonstop2h 30mMultiple Airlines
Sat 11/1005:45GRO - BFS
Nonstop2h 40mMultiple Airlines
Deal found 24/8£79
Wed 8/1019:40BFS - GRO
Nonstop2h 30mRyanair
Mon 13/1021:20GRO - BFS
Nonstop2h 40mRyanair
Deal found 24/8£84
Tue 7/1007:00BFS - BCN
1 stop13h 10measyJet
Tue 14/1010:50BCN - BFS
1 stop10h 45measyJet
Deal found 23/8£86
Wed 8/1006:10BFS - BCN
1 stop8h 50measyJet
Wed 15/1010:50BCN - BFS
1 stop13h 30measyJet
Deal found 24/8£87
Wed 8/1019:40BFS - GRO
Nonstop2h 30mMultiple Airlines
Wed 15/1005:55GRO - BFS
1 stop5h 30mMultiple Airlines
Deal found 24/8£88
Wed 8/1019:40BFS - GRO
Nonstop2h 30mMultiple Airlines
Tue 14/1005:55GRO - BFS
1 stop5h 30mMultiple Airlines
Deal found 24/8£90

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 26 August 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

BelfastGirona

BFS - GRO

BFSGRO

Belfast Intl

Wed 8/10

19:40-23:10

Nonstop2h 30m

Girona Costa Brava

Fri 10/10

06:00-07:40

Nonstop2h 40m

£65

BelfastGirona

BFS - GRO

BFSGRO

Belfast Intl

Wed 8/10

19:40-23:10

Nonstop2h 30m

Girona Costa Brava

Wed 15/10

23:35-01:15

Nonstop2h 40m

£65

BelfastGirona

BFS - GRO

BFSGRO

Belfast Intl

Wed 8/10

19:40-23:10

Nonstop2h 30m

Girona Costa Brava

Sat 11/10

05:45-07:25

Nonstop2h 40m

£67

BelfastGirona

BFS - GRO

BFSGRO

Belfast Intl

Sat 11/10

07:50-11:20

Nonstop2h 30m

Girona Costa Brava

Wed 15/10

23:35-01:15

Nonstop2h 40m

£70

BelfastBarcelona

BFS - BCN

BFSBCN

Belfast Intl

Wed 22/10

09:35-13:15

Nonstop2h 40m

Barcelona-El Prat

Sat 25/10

17:20-23:20

1 stop7h 00m

£72

BelfastGirona

BFS - GRO

BFSGRO

Belfast Intl

Fri 10/10

08:05-11:35

Nonstop2h 30m

Girona Costa Brava

Wed 15/10

23:35-01:15

Nonstop2h 40m

£77

BelfastGirona

BFS - GRO

BFSGRO

Belfast Intl

Mon 6/10

17:25-20:55

Nonstop2h 30m

Girona Costa Brava

Wed 15/10

23:35-01:15

Nonstop2h 40m

£78

BelfastGirona

BFS - GRO

BFSGRO

Belfast Intl

Mon 6/10

17:25-20:55

Nonstop2h 30m

Girona Costa Brava

Fri 10/10

06:00-07:40

Nonstop2h 40m

£78

BelfastGirona

BFS - GRO

BFSGRO

Belfast Intl

Fri 10/10

08:05-11:35

Nonstop2h 30m

Girona Costa Brava

Sat 11/10

05:45-07:25

Nonstop2h 40m

£79

BelfastGirona

BFS - GRO

BFSGRO

Belfast Intl

Mon 6/10

17:25-20:55

Nonstop2h 30m

Girona Costa Brava

Sat 11/10

05:45-07:25

Nonstop2h 40m

£79

Flights are sorted by cheapest return flights first.

Deals found on 25/8

Showing 1-10 of 50 results
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5

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 22 August 2025.

Booking 57 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, January is the cheapest month in which you can book a flight from Belfast Intl Airport to Barcelona (average of £52). Flying from Belfast Intl Airport 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 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 26 August 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 at midday tend to be the most expensive. A flight in the afternoon could potentially save you up to 20% 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 26 August 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
7.8
Good
1,387 reviews
Check prices

Overall

7.8

Entertainment

7.1

Food

7.3

Crew

8.4

Boarding

7.8

Comfort

7.7

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
1,387 reviews
KLM
7.8
Good
1,387 reviews
Check prices

Overall

7.8

Entertainment

7.1

Food

7.3

Crew

8.4

Boarding

7.8

Comfort

7.7

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.
easyJet
6.9
Okay
1,817 reviews
KLM
7.8
Good
1,387 reviews
Check prices

Overall

7.8

Entertainment

7.1

Food

7.3

Crew

8.4

Boarding

7.8

Comfort

7.7

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.
Ryanair
6.8
Okay
5,152 reviews
KLM
7.8
Good
1,387 reviews
Check prices

Overall

7.8

Entertainment

7.1

Food

7.3

Crew

8.4

Boarding

7.8

Comfort

7.7

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.
Ryanair
6.2
Okay
KLM
7.8
Good
1,387 reviews
Check prices

Overall

7.8

Entertainment

7.1

Food

7.3

Crew

8.4

Boarding

7.8

Comfort

7.7

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

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 £65, Ryanair can have you in Barcelona from Belfast Intl Airport in 2h 30m. There are 971 mi between Belfast Intl Airport and Barcelona. Both multi-stop and direct flights can be found to your destination and back.

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

    Ryanair, at £34, 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 82% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Belfast Intl Airport to Barcelona one-way?

    £21 is the cheapest one-way deal found within the past few days, from Ryanair. You may also be able to find cheap deals on Ryanair and easyJet, with prices starting from £25 and £33, respectively.

  • 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.

  • 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, January is the cheapest month in which you can book a flight from Belfast Intl Airport to Barcelona (average of £52). Flying from Belfast Intl Airport 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

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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 26 August 2025.
AirlineCheapestAverageFlexibilityOn-time
RyanairCheapest£34Average£104FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
RyanairCheapest£66Average£148FlexibilityNo cancel feeOn-timeN/A
Search Ryanair flights
easyJetCheapest£95Average£237FlexibilityNo cancel feeOn-time86%
Search easyJet flights
KLMCheapest£151Average£231FlexibilityNo cancel feeOn-time75%
Search KLM flights
British AirwaysCheapest£163Average£231FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Jet2Cheapest£193Average£343FlexibilityNo cancel feeOn-timeN/A
Search Jet2 flights
TUI AirwaysCheapest£212Average£323FlexibilityNo 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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