St. Stefan is approximately an hour drive from the closest bigger city, Klagenfurt.
Take Highway A2 to Italy. Take the exit to Hermagor, merging on to the street B111 to Hermagor. Exit this street after about 10 – 15 minutes in St. Stefan.
If you come by plane, the closest airport is in Klagenfurt, which is served by some airlines and provides a daily service to national and international destinations.
From all directions (Vienna, Munich, Salzburg, Italy, Slovenia) take the train to Villach, change there and go on the train to Kötschach/Mauthen. Get off in St. Stefan/Vorderberg.