Flights & getting there
Zwettl is best reached by frequent buses from Krems (€11, 45 minutes to 1¼ hours). From Horn, regular buses run to Altenburg (€3, 11 minutes).
Several direct trains run from Krems to Horn daily (€12, 70 minutes), stopping at Rosenburg (€8.50, one hour). Eggenburg has plenty of daily train connections to Tulln (€12, 40 minutes).