| August 10th | Full Faculty Work Day/Divisions |
| August 12th - 14th | Orientation |
| August 12th | Opening Academic Convocation |
| August 14th | Fall Semester Begins |
| August 14th - 18th | BUonline Classes Begin |
| August 15th - 18th | On-Campus Classes Begin |
| August 22nd | Deadline: Drop/Add Semester Class |
| September 4th | Labor Day (No On-Campus Classes) |
| September 21st | Mod 1 Withdraw Deadline with Transcript “W” |
| September 29th | Faculty Dev’t Day: No On-Campus Classes |
| October 7th | End of Mod 1 |
| October 9th - 13th | Fall Break BUonline |
| October 9th - 13th | Fall Break (No On-Campus Classes) |
| October 16th - 20th | BUonline Module #2 Begins |
| October 30th | BUonline Registration for Spring 2024 begins |
| November 3rd | Deadline: Withdraw with Transcript “W” |
| November 6th | On-Campus Registration for Spring 2024 begins |
| November 20th | Mod 2 Withdraw Deadline with Transcript “W” |
| November 22nd - 24th | Thanksgiving Break (No On-Campus Classes – Offices Closed Thursday/Friday) |
| December 1st | Reading Day (On-Campus Course Only) |
| December 4th - 7th | Final Exams (On-Campus Course Only) |
| December 9th | BUonline Completed by Midnight |
| December 9th | Fall Semester Ends |
| Spring 2024 | |
| January 15th | Spring Semester Begins |
| January 15th - 19th | BU Online Classes Begin |
| January 15th - 19th | On-Campus Classes Begin |
| January 15th | MLK Day- No Class Sessions |
| January 23rd | Deadline: Drop/Add Semester Class |
| January 24th | Founder's Day/ Winter Convocation |
| February 12th | Mod 3 Withdraw Deadline with Transcript “W” |
| February 23rd | Faculty Dev’t Day: No Class Sessions |
| February 26th | BUonline Registration for Fall 2024 begins |
| March 4th | On- Campus Registration for Fall 2024 begins |
| March 9th | Mod 3 Ends |
| March 11th - 15th | Spring Break (No Class Sessions) |
| March 18th - 22nd | BUonline Mod #4 Begins |
| March 28th - April 1st | Easter Break (No Class Sessions – Offices Closed Friday/Monday) |
| April 5th | Deadline: Withdraw with Transcript “W” |
| April 22nd | Mod 4 Withdraw Deadline with Transcript “W” |
| April 21st | Honors Convocation |
| May 3rd | Reading Day |
| May 6th- 9th | Final Exams |
| May 10th | Baccalaureate |
| May 11th | Commencement |
| May 11th | BUonline Completed by Midnight |
| May 11th | Spring Semester Ends |
| BUOnline Classes 2023-2024 | |
| August 14th - 18th | Module #1 Begins |
| October 16th - 20th | Module #2 Begins |
| January 15th - 19th | Module #3 Begins |
| March 18th - 22nd | Module #4 Begins |
| Summer 2024 | |
| June 3rd | START |
| July 27th | END |