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Cheap Flights from Belfast to Castle

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      Travellers and cabin class, 1 Adult, Economy

      Compare Belfast to Castle flight deals

      Find the cheapest month or even day of the year to fly to Castle

      Book the best Castle fare with no extra fees

      Flight deals from Belfast to Castle

      Looking for a cheap last-minute deal or the best return flight from Belfast to Castle? Find the lowest prices on one-way and return tickets right here.
      Cardiff.£44 per passenger.Departing Fri, 13 Nov.One-way flight with Ryanair.Outbound indirect flight with Ryanair, departs from Belfast International on Fri, 13 Nov, arriving in Cardiff.Price includes taxes and charges.From £44, select.
      Cardiff.£50 per passenger.Departing Tue, 24 Nov.One-way flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from Belfast City on Tue, 24 Nov, arriving in Cardiff.Price includes taxes and charges.From £50, select.
      Cardiff.£53 per passenger.Departing Wed, 14 Jul.One-way flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from Belfast City on Wed, 14 Jul, arriving in Cardiff.Price includes taxes and charges.From £53, select.
      Cardiff.£53 per passenger.Departing Sun, 21 Feb.One-way flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from Belfast City on Sun, 21 Feb, arriving in Cardiff.Price includes taxes and charges.From £53, select.
      Cardiff.£53 per passenger.Departing Sun, 13 Dec.One-way flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from Belfast City on Sun, 13 Dec, arriving in Cardiff.Price includes taxes and charges.From £53, select.
      Cardiff.£54 per passenger.Departing Tue, 8 Jun.One-way flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from Belfast City on Tue, 8 Jun, arriving in Cardiff.Price includes taxes and charges.From £54, select.
      Cardiff.£54 per passenger.Departing Sun, 10 Jan.One-way flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from Belfast City on Sun, 10 Jan, arriving in Cardiff.Price includes taxes and charges.From £54, select.
      Cardiff.£54 per passenger.Departing Tue, 6 Apr.One-way flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from Belfast City on Tue, 6 Apr, arriving in Cardiff.Price includes taxes and charges.From £54, select.
      Cardiff.£54 per passenger.Departing Sat, 6 Mar.One-way flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from Belfast City on Sat, 6 Mar, arriving in Cardiff.Price includes taxes and charges.From £54, select.
      Cardiff.£54 per passenger.Departing Tue, 10 Aug.One-way flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from Belfast City on Tue, 10 Aug, arriving in Cardiff.Price includes taxes and charges.From £54, select.
      Cardiff.£54 per passenger.Departing Wed, 21 Oct.One-way flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from Belfast City on Wed, 21 Oct, arriving in Cardiff.Price includes taxes and charges.From £54, select.
      Cardiff.£58 per passenger.Departing Sun, 16 May.One-way flight with Aer Lingus.Outbound direct flight with Aer Lingus departs from Belfast City on Sun, 16 May, arriving in Cardiff.Price includes taxes and charges.From £58, select.
      Cardiff.£131 per passenger.Departing Fri, 24 Sep.One-way flight with easyJet.Outbound indirect flight with easyJet, departs from Belfast International on Fri, 24 Sep, arriving in Cardiff.Price includes taxes and charges.From £131, select.
      Cardiff.£204 per passenger.Departing Sat, 2 Oct.One-way flight with KLM.Outbound indirect flight with KLM, departs from Belfast City on Sat, 2 Oct, arriving in Cardiff.Price includes taxes and charges.From £204, select.
      Show more deals
      How did we find these deals? The deals you see here are the lowest prices for flight tickets from Belfast to Castle found in the last 12 days, and are subject to change and availability.

      Belfast to Castle: Flight information

      The things to know before you go.
      Fly intoCardiff Airport
      Distance to Castle15.0 km
      Cheapest flight£44
      Cheapest month to flyNovember
      Most popular airlineAer Lingus
      Average flight time1 hr, 25 mins

      Find the cheapest month to fly from Belfast to Castle

      We always keep an eye on fares, so you can find the best flight deal in seconds. It looks like Belfast to Castle flights are currently cheapest in November. We’ve based this on flights into Cardiff Airport.
      Oct
      from £54
      Nov
      from £44
      Dec
      from £54
      Jan
      from £54
      Feb
      from £54
      Mar
      from £54
      Apr
      from £54
      May
      from £58
      Jun
      from £54
      Jul
      from £53
      Aug
      from £54
      Sep
      from £131