An air distribution arrangement for an air conditioning unit is provided. The air distribution arrangement includes a main body coupled to a housing of the air conditioning unit, and provided with a distribution chamber fluidically connected to at least one air transport conduit formed within the housing of the air conditioning unit, and a plurality of distribution pipes connected to the main body and configured to be connected to respective air outlets for distributing air within a cabin of a vehicle. Each of the distribution pipes is flexible and at least partially inflatable due to an air flow within it.