Cagliari is a port city on the Adriatic Sea, and the capital city of the Italian island of Sardinia. It’s known for the hilltop Castello, a medieval walled quarter situated high over the rest of the town. Architectural highlights include the 13th-century Cagliari Cathedral. Housed in a former arsenal, the Museo Archeologico Nazionale di Cagliari displays bronze objects, Roman ceramics and artifacts from the Nuragic age to the Byzantine era. Cagliari (Sardinian: Casteddu; Latin: Caralis) is an Italian municipality and the capital of the island of Sardinia, an autonomous region of Italy. Cagliari's Sardinian name Casteddu literally means castle. It has about 155,000 inhabitants, while its metropolitan city (including Cagliari and 16 other nearby municipalities) has more than 431,000 inhabitants. According to Eurostat, the population of the Functional urban area, the commuting zone of Cagliari, rises to 476,975. Cagliari is the 26th largest city in Italy and the largest city on the island of Sardinia. The port of Cagliari is divided in two sector, the old port and the new international container terminal. The port system of Cagliari-Sarroch is the third for freight traffic in Italy with a movement of about 38 million tons in 2017. Cagliari has scheduled services by passenger ship to Civitavecchia, Naples and Palermo. In Cagliari there are also two other small touristic ports, Su Siccu (Lega Navale) and Marina Piccola. Cagliari is one of the main Italian ports, especially for passenger traffic, and is the main economic and demographic centre of the region.

The city is served by the Cagliari-Elmas International Airport, located a few kilometres from the centre of Cagliari. Cagliari is the 13th busiest aeroport in Italy by passengers traffic with around 4,370,000 passengers in 2018. Cagliari Elmas Airport (IATA: CAG, ICAO: LIEE) is an international airport located in the territory of Elmas, near Cagliari, on the Italian island of Sardinia. Cagliari Elmas Airport is offering a private jet charter flights and helicopter transfer services.

Cagliari-Elmas International Airport (Italian: Aeroporto di Cagliari) (IATA: CAG, ICAO: LIEE), formerly Mario Mameli Airport (Italian: Aeroporto di Mario Mameli), is an airport serving Cagliari, and the Sardinia island of Italy. The airport is located few kilometres from the centre of Cagliari. Cagliari airport lies at an elevation of 13 feet (4 m) above mean sea level. It has one runway designated 14/32 with an asphalt surface measuring 2,804 metres.

Cagliari is served by Cagliari Airport (IATA: CAG, ICAO: LIEE), in the Cagliari region on Sardinia island. Light jet - private jet availible from and to France and Italy, flights with Cessna Citation from Cagliari Airport to Rome (50 minutes, 4500 €) and Nice (60 minutes, 5500 €).