The cheapest flight to Dublin you can get by boooking 28 days before departure.
The most popular airlines on the route Madrid - Dublin: Ryanair (FR), Aer Lingus (EI), Turkish Airlines (TK).
The cheapest flights you can book on the route Barajas (MAD) - Dublin Airport (DUB).
Direct flights last about 2h 35min.
Direct flights available 7 days a week.
Direct flights: Ryanair (FR), Aer Lingus (EI), Iberia (IB).