DRT operates reduced service on statutory and designated holidays.
| Date | Holiday | Service level |
|---|---|---|
| January 1 | New Year's Day | Sunday schedule |
| February 18 | Family Day | Sunday schedule |
| April 19 | Good Friday | Sunday schedule |
| April 21 | Easter | Sunday schedule |
| April 22 | Easter Monday | Weekday schedule |
| May 20 | Victoria Day | Sunday schedule |
| July 1 | Canada Day | Sunday schedule |
| August 5 | Civic Holiday | Sunday schedule |
| September 2 | Labour Day | Sunday schedule |
| October 14 | Thanksgiving Day | Sunday schedule |
| November 11 | Remembrance Day | Sunday schedule |
| December 24 | Christmas Eve | Weekday schedule |
| December 25 | Christmas Day | Special schedule |
| December 26 | Boxing Day | Sunday schedule |
| December 31 | New Year's Eve | Extended weekday schedule |
