Olbia Costa Smeralda Airport is an airport in Olbia, Sardinia, Italy. It was the primary operating base for Italian airline Air Italy whose headquarters were located at the airport. It mostly handles seasonal holiday flights from destinations in Europe and is managed by Geasar S.p.A.

Olbia is a city and commune of 60,346 inhabitants in the Italian insular province of Sassari in northeastern Sardinia, Italy, in the historical region of Gallura. Called Olbia in the Roman age, Civita in the Middle Ages and the Terranova Pausania until the 1940s, Olbia has again been the official name of the city since the fascist period.