Going to the centre is easy, you will get there by buses, which leave the airport regularly. You will see the buses in front of the arrival terminal. Taxi is also available. If you go by bus, take the bus number 119 they leave every 10 minutes from 4:30am to 11:30 pm. Don´t forget to buy a bus ticket. Take the Bus 119 to Dejvická station. In Dejvická station you have to get off and take the subway to Hlavní nádraží (main train station). When you are at Hlavní nádraží, go and buy another ticket for train to Karviná - Hlavní nádraží. Just enter the train and enjoy the 4 hours journey (if you have a direct train). As soon as you are in Karviná take a taxi.