IC 4121
Week:
| Departure station: | Gent-Sint-Pieters |
| Departure time: | 21:57 |
| Arrival station: | Leuven |
| Arrival time: | 23:17 |
| Trip: | Gent-Sint-Pieters - Wetteren - Dendermonde - Londerzeel - Mechelen - Boortmeerbeek - Haacht - Wespelaar-Tildonk - Wijgmaal - Leuven |
| Period: | 2026 (14.12.2025 - 12.12.2026) |
| Other periods: | 2022 2023 2024 2025 |
Monday - Thursday
 |
| SNCB AM80 |
Friday
| |
| SNCB AM80 | SNCB AM80 |
Saturday - Sunday
 |
| SNCB AM08 |