| 521 |
Pkp Radość
 kierunek:
Szczęśliwice |
| 4 | 56w | |||
| 5 | 11w | 26w | 41w | 51w |
| 6 | 10w | 26w | 40s | 56w |
| 7 | 10s | 26w | 40s | 56w |
| 8 | 10s | 26w | 40s | |
| 9 | 10s | 40s | ||
| 10 | 10s | 40s | ||
| 11 | 10s | 40s | ||
| 12 | 10s | 40s | ||
| 13 | 10s | 40s | ||
| 14 | 10s | 40s | ||
| 15 | 10s | 26w | 40s | 56w |
| 16 | 10s | 26w | 40s | 56w |
| 17 | 10s | 26w | 40s | 56w |
| 18 | 10s | 26w | 40s | 56w |
| 19 | 10s | 26w | 40s | |
| 20 | 10s | 40s | ||
| 21 | 10s | 40s | ||
| 22 | 11w | 41w | ||
| 23 | 11w | 41w |
_ - kurs realizowany przez pojazd niskopodłogowy
w - kurs do krańca WIATRACZNA
s - kurs wydłużony do krańca SZCZĘŚLIWICE
w - kurs do krańca WIATRACZNA
s - kurs wydłużony do krańca SZCZĘŚLIWICE