Currently the airport at Poprad does not operate regular fligths. Using the Czech Airlines (CSA) regular links from Prague to Kosice you can ask for a bus transport to Poprad (flights OK792, OK794).
And by train or bus.
For trains from Vienna visit intercity. The railway station in Poprad is named "Poprad-Tatry".
TRAIN TICKET PRICE INFORMATION:
Single return ticket (Vienna-Poprad, via Marchegg, and back): EUR 85,40
Euro Domino Ticket: EUR 39,00 (from Slovakian border to Poprad) + EUR 14,80 or EUR 10,40 for a minimum of 6 peple (for Vienna to Slovakian border and back)Group travel for a minimum of 6 people: EUR 62,40 per person (cheaper alternative to the single return ticket for non-european citizens, has to be bought at least two days in advance)
City star ticket Vienna-Poprad-Vienna: EUR 64,20 (a weekend has to be included)WE RECOMMEND:
Intercity IC 403, IC 405 Vienna - Poprad (via Kittsee): EUR 50 Intercity IC 402, IC 404 Poprad - Vienna (via Kittsee): Sk 750 (EUR 20)