Meine-Deutsche-Bahn.de: Haltestelle Flachtenstr./Krankenhaus - Linie Bus 551 (Bonn Hauptbahnhof). DB Fahrplan an der Haltestelle in Troisdorf Flachtenstr./Krankenhaus.
| 5 | 40 | |
|---|---|---|
| 6 | 10 | 40 |
| 7 | 10 | 40 |
| 8 | 10 | 40 |
| 9 | 10 | 40 |
| 10 | 10 | 40 |
| 11 | 10 | 40 |
| 12 | 10 | 40 |
| 13 | 10 | 40 |
| 14 | 10 | 40 |
| 15 | 10 | 40 |
| 16 | 10 | 40 |
| 17 | 10 | 40 |
| 18 | 10 | 40 |
| 19 | 10 | 40 |
| 20 | 10 | 40 |
| 21 | 40 | |
| 22 | 40 | |
| 23 | 40 |