Kristiansand is one of many airports which have lost out from the move towards point to point flying by larger and larger aircraft. They will never have the demand to fill a 200 seat frame on a regular basis. The problem is that KLM can cross-subsidise their feeder and longhaul operations into their, hub which has enough capacity to accommodate both. LHR will never have the capacity for this, and LGW is also full. LTN and STN give decent forward operations, but only short haul and don't have a substantial based fleet of E1xx or similar (correct me if I'm wrong). SEN has too few onward connections; LCY might work after Crossrail opens. If someone was to set up such a fleet in MAN..