Hotel Kozatsky:
go 3 stations from the metro station Vokzalna up to the  metro station Kreshchatik and go out to the left exit (you may go over from station Kreshchatik to metro station Maidan Nezalezhnosti). Then follow green arrows from the metro station up to the hotel Kozatsky (1/3 Mikhailovskaya Str.)

Hotel Ukraine:
go 3 stations from the metro station Vokzalna up to the  metro station Kreshchatik and go out to the right exit (to Institutska Street). Then go out of the metro and follow red arrows to hotel Ukraine (4 Institutska Street)