Callsign LOG is Loganair
WHAT AIRLINE IS LOG?
LOG is the ICAO three-letter callsign prefix for Loganair. When a radio scanner, flight tracker or radar scope shows a flight like LOG123 or LOG45XY overhead, that's a Loganair aircraft talking to air traffic control.
Spot one yourself: open the live scope, enter your postcode, and tap any blip whose callsign starts with LOG for its type, registration, route and photo.