OU Online
Undergraduate
Summer 2025
Academic Calendar
Online Summer OL8: June 9 to August 1 (8 Weeks)
Event/Activity |
Date |
|---|---|
| Application Deadline | May 27 |
| Classes Start | June 9 |
| Last day to add without the instructor’s permission | June 11 |
| Last day to drop & receive 100% refund | June 13 |
| Juneteenth Holiday: No Live Sessions | June 19 |
| Independence Day Holiday: No Live Sessions | July 4 |
| Classes End | August 1 |
| Grades Due | August 5 |
