A few general tips:
- Warsaw’s public transport is generally reliable
- You can use the same time ticket (20 minutes, 24 hours, etc.) for different means of transport (metro, buses, trams, subway trains within city boundaries), as long as it is still valid.
- Official website of Public Transport Authority (ZTM): http://www.ztm.waw.pl/index.php?l=2 (English)
- Timetables:
http://www.ztm.waw.pl/rozklad_nowy.php?c=182&l=2 - Tickets & prices:
http://www.ztm.waw.pl/?c=110&l=2 - Route planner (alternative):
http://warszawa.jakdojade.pl/?locale=en