How to reach Padova
Follow the link http://vistoperitalia.esteri.it/home/en to check if you need a visa for entering in Italy.
Getting to Padua
The closest airports are:
Venice "Marco Polo" (VCE)
Transfers from and to the airports can be arranged by bus, train or taxi shuttle service.
Bus: a bus service airports- railway station of Padua is available. Venice "Marco Polo" airport: timetable here. Treviso airport: timetable here. Costs: Venice 8.50 euro, Treviso 4.50 euro. Tickets can be bought in the airport or in the bus station beside the railway station of Padua. From the railway station to Bo Palace: tram, stop at "Ponti Romani", tickets (1.50) can be bought in the square in front of the railway station. Only for Italian mobile, tram tickets can be bought also with a sms: 4893894 (write "APS").
Taxi shuttle service: from the airports to everywhere in Padua. The service is provided by Air Service Padova (http://www.airservicepadova.it/en) or by Landomas Service (www.landomas.it/servizi_uk.html). You have to book the service.
Standard taxi service is available outside the airports.
Train from Venice-Marco Polo airport to Padua: reach the Mestre-Venice railway station by bus ATVO Fly Bus or ACTV bus; see the available options in the airport website (train and bus connection). Reaching the Railway station, both Venezia-Mestre or Venezia Santa Lucia, take a train to Padova (Trenitalia). The trip is around 30 + 20 minutes.