Olbia Costa Smeralda Airport

Olbia Costa Smeralda Airport carries the IATA code OLB — the three letters printed on boarding passes and baggage tags — and the ICAO code LIEO, used in flight plans and by air traffic control. It serves Olbia (SS), Italy.

IATA codes are assigned by the International Air Transport Association for passenger-facing use; the four-letter ICAO code encodes region and country and belongs to the operational side of aviation.