Cagliari is the capital of Sardinia.
Taxis can be obtained from the taxi ranks outside the terminal. Taxis offer a more flexible means of getting to the city center. Taxis are slightly more expensive but offer a 24-hour service. If you arrive in Cagliari later than 22:30pm, this might be your only option to reach the city. The taxis come with charging meters. The price of travelling to various locations is negotiable but generally goes up at night. Taxi service to Cagliari is provided by the following companies: Cooperativa Radio Taxi “Quattro Mori” (Scalette Santo Sepolcro 2, Cagliari, Tel: 070 400101) and Cooperativa Radio Taxi “Rossoblù” (Via Duomo 19, Cagliari, Tel: 070 6655). Taxi ride to the city center (Piazza Matteotti/Via Roma) costs around €20 (day), or €25 (night).
From June 9th 2013, the airport is easily accessible by train from Cagliari and all major Sardinian cities. The rail service starts at about 5am and ends after 9pm with an average frequency of 20 minutes. Timetable The journey to and from downtown takes 5-7 mins, single fare is €1.25. Tickets are sold by Trenitalia at the vending machine located inside the station, online and by official ticket counters and authorized dealers. The airport train station is just a 5 minutes’ walk from the air terminal.
Shuttle bus service to and from the city center (Piazza Matteotti) is provided by ARST (Azienda Regionale Trasporti; toll free number: 800 865042, info 070 4098327). The bus stop is located just outside the 'Arrivals' area. Single ride ticket costs €4 (from the automatic vending machine in the 'arrivals' area/newsstand) or €5 (from the driver on board). Buses run every half an hour from 5:20am till 22:30pm. Journey takes around 15 minutes.
The maritime connections to Cagliari are operated by Tirrenia. The port is very close to the city center. The routes covered are:
By public transportation
Cagliari Public Transportation CTM provides an fast and efficient service to get around in Cagliari city and suburbs.There are about 30 lines of buses and four new metro lines are in progress. At least the bus traffic is amazingly efficient and reliable to Italian standards.  Prices are reasonable with a wide variety of choices: €1.20 for a 90 minute single ride, €2.00 for a 120 minute single ride, €3 for a daily pass, €12 for a 12 ride pass, €12 for a weekly pass. Only single ride tickets can be purchased on board for €1.50 (exact change) and subject to availability. It is advised to buy tickets from automatic vending machines or tobacco-shops ("Tabacchi") or newsstands ("Edicola") before getting on the bus. Some cafe/bars also sell tickets ("biglietti"). Look for a "CTM" sign for an establishment that sells tickets. Remember to validate your ticket once on board.
There is a light rail service in Cagliari known by its commercial name "Metrocagliari". Presently it serves in between the stops 'Repubblica' and 'Policlinico Universitaria'. Presently, the tram line does not serve the area of popular tourist attractions. Take note that the 'CTM ticket' is not valid on the tram as it is operated by 'ARST Gestione FdS'.
Taxis are available in very few specific taxi stands or by advanced booking over the telephone (Quattro Mori: 070 400101 and Rossoblù: 070 6655). As they main attractions are either very close to the city center or very well connected by public transport, taxis are not very essential.
It is really difficult to get parking and drive in rush hour even if the road network has been recently improved.
The best thing you can do is walk through the old city and discover it. Almost everything you have to see in a quick visit of Cagliari can be joined by a pleasant little walk.
Wear comfortable shoes, though. The old town of Cagliari lies in a somewhat steep hill, so you will be walking uphill or downhill most of the time.
There are clean public toilets in the building on the Pontile Sanita ferry wharf, near the bus terminal.
The Cagliari bike station is in the centre of Cagliari, inside the parking area, at the train station. . Please take note that Cagliari is a hilly city and biking in the historic center can be tiresome. Also, in most of the parts of Cagliari, there are no specific bike lanes.
History and architecture
Most of the the historic and architectural attractions in Cagliari are very close to the main city center (Via Roma/Piazza Yenne) can can be covered on foot.
The beach is divided to the free parts and the beach clubs, the latter charging you with an entry fee but rent umbrellas, deck chairs, etc. for you. Prices are around €3/entry, about €12 for an umbrella, a deck chair and a sun bed. The club beaches clean the sand each night and provide you with showers and toilets.
Sardinia is land of natural beauty with exciting places with historic interests. There are many beautiful places worthy of a day trip. In many cases, there are no efficient public transport system to reach these places and so, you have to rent a car. Also, there are many companies that conduct day trips at affordable prices.
Most of the shops are concentrated in a couple of areas: Via Roma and Largo Carlo Felice, the pedestrial roads Via Manno and Via Garibaldi, and the part of town around Via Alghero, Via Paoli and Via Dante. Lots of beautiful shop are concentrated in this areas which could remind you of Copenhagen's Strøget.
There are many of restaurants in the old town area, and you probably will not make a bad selection anyway since the food seems to be top class at least if you enjoy seafood. A dinner for two with little house wine.
There are also a few places to enjoy lunch salads at the Piazza Yenne and wonderful Gelaterias if you don't want to eat too heavily during the day. These places double up as decent eateries by night.
The whole area around Cagliari gives host to a number of accommodation options including the world famous Forte village , and the stunning hotel Le Meridien Chia Laguna on the white sandy beaches of Chia.
In general, Cagliari is a very safe city in comparison to many touristic places in Europe. Most of the pubs and bars are located around 'Piazza Yenne' in the city center. This place is quite safe and lively even very late at night. Try to avoid small dark alleyways and deserted small streets.