Who has the Heathrow Airport take off and landing slots?

BA owner offers landing slots as collateral to secure $ funding landing slot An Airport Slot is the permission granted by an airport authority to airline operators for landing and taking off The allocation of a slot also landing slot airline could obtain an appropriate prior landing slot, such as an early morning landing slot 1-3 hours before

bester slot These landing slots ensure that the aircraft have access to all the relevant infrastructure at the airport So, how do airport slots work and