| Thetford Mines Time | GST | |
|---|---|---|
| 11:00 PM Sunday Thetford Mines Time (EST) | ↔ | 08:00 AM Monday GST |
| 12:00 AM Monday Thetford Mines Time (EST) | ↔ | 09:00 AM Monday GST |
| 01:00 AM Monday Thetford Mines Time (EST) | ↔ | 10:00 AM Monday GST |
| 02:00 AM Monday Thetford Mines Time (EST) | ↔ | 11:00 AM Monday GST |
| 03:00 AM Monday Thetford Mines Time (EST) | ↔ | 12:00 PM Monday GST |