The cheapest flight to Copenhagen you can get by boooking 5 days before departure.
The most popular airlines on the route Madrid - Copenhagen: Iberia (IB), Ryanair (FR), Swiss (LX).
The cheapest flights you can book on the route Barajas (MAD) - Kastrup (CPH).
Direct flights last about 3h 10min.
Direct flights available 5 days a week - Monday, Tuesday, Friday, Saturday, Sunday.
Direct flights: Ryanair (FR), Iberia (IB).