OU Online graduate
Academic Calendars

ONLINE SUMMER OL1: MAY 18 TO AUGUST 21 (14 WEEKS)

EVENT/ACTIVITY DATE
Application DeadlineMay 4
Classes StartMay 18
Last day to add without the instructor’s permissionMay 22
Memorial Day: No Live SessionsMay 25
Last day to drop & receive 100% refundMay 29
Juneteenth Holiday: No Live SessionsJune 19
Auto W Withdraw DeadlineJune 26
Independence Day Holiday (Observed)July 3
W or F with Instructor Approval Withdraw DeadlinesJuly 24
W or F with Dean Approval Withdraw DeadlineAugust 21
Classes EndAugust 21
Grades DueAugust 25

ONLINE SUMMER OL4: MAY 18 TO JULY 10 (8 WEEKS)

EVENT/ACTIVITY DATE
Application DeadlineMay 4
Classes StartMay 18
Last day to add without the instructor’s permissionMay 20
Last day to drop & receive 100% refundMay 22
Memorial Day: No Live SessionsMay 25
Auto W Withdraw Deadline – Graduate StudentsJune 5
Juneteenth HolidayJune 19
W or F with Instructor Approval Withdraw Deadline – Graduate StudentsJune 19
Independence Day Holiday (Observed)July 3
W or F with Dean Approval Withdraw DeadlineJuly 10
Classes EndJuly 10
Grades DueJuly 14

ONLINE SUMMER OL 8: JUNE 15 TO AUGUST 7 (8 WEEKS)

EVENT/ACTIVITY DATE
Application DeadlineJune 1
Classes StartJune 15
Last Day to Add Without the Instructor’s PermissionJune 17
Last Day to Drop & Receive 100% RefundJune 19
Juneteenth HolidayJune 19
Auto W Withdraw DeadlineJuly 3
Independence Day Holiday (Observed)July 3
W or F with Instructor Approval Withdraw DeadlineJuly 17
W or F with Dean Approval Withdraw DeadlineAugust 7
Classes EndAugust 7
Grades DueAugust 11

ONLINE SUMMER OL2: MAY 18 TO JULY 3 (7 WEEKS)

EVENT/ACTIVITY DATE
Application DeadlineMay 4
Classes StartMay 18
Last Day to Add Without the Instructor’s PermissionMay 20
Last Day to Drop & Receive 100% RefundMay 22
Memorial Day HolidayMay 25
Auto W Withdraw DeadlineJune 5
W or F with Instructor Approval Withdraw DeadlineJune 19
Juneteenth HolidayJune 19
W or F with Dean Approval Withdraw DeadlineJuly 3
Classes EndJuly 3
Independence Day Holiday (Observed)July 3
Grades DueJuly 7

ONLINE SUMMER OL 3: JULY 6 TO AUGUST 21 (7 WEEKS)

EVENT/ACTIVITY DATE
Application DeadlineJune 22
Classes StartJuly 6
Last Day to Add Without the Instructor’s PermissionJuly 8
Last Day to Drop & Receive 100% RefundJuly 10
Auto W Withdraw DeadlineJuly 24
W or F with Instructor Approval Withdraw DeadlineAugust 7
W or F with Dean Approval Withdraw DeadlineAugust 21
Classes EndAugust 21
Grades DueAugust 25

ONLINE SUMMER OL5: MAY 18 TO JUNE 12 (4 WEEKS)

EVENT/ACTIVITY DATE
Application DeadlineMay 4
Classes StartMay 18
Last Day to Add Without the Instructor’s PermissionMay 19
Last Day to Drop & Receive 100% RefundMay 20
Memorial Day HolidayMay 25
Auto W Withdraw Deadline – Graduate StudentsMay 27
W or F with Instructor Approval Withdraw Deadline – Graduate StudentsJune 3
W or F with Dean Approval Withdraw DeadlineJune 12
Classes EndJune 12
Grades DueJune 16

ONLINE SUMMER OL6: JUNE 15 TO JULY 10 (4 WEEKS)

EVENT/ACTIVITY DATE
Application DeadlineJune 1
Classes StartJune 15
Last Day to Add Without the Instructor’s PermissionJune 16
Last Day to Drop & Receive 100% RefundJune 17
Juneteenth HolidayJune 19
Auto W Withdraw DeadlineJune 24
W or F with Instructor Approval Withdraw DeadlineJuly 1
Independence Day Holiday (Observed)July 3
W or F with Dean Approval Withdraw DeadlineJuly 10
Classes EndJuly 10
Grades DueJuly 14

ONLINE SUMMER OL7: JULY 13 TO AUGUST 7 (4 WEEKS)

EVENT/ACTIVITY DATE
Application DeadlineJune 30
Classes StartJuly 13
Last Day to Add Without the Instructor’s PermissionJuly 14
Last Day to Drop & Receive 100% RefundJuly 15
Auto W Withdraw DeadlineJuly 22
W or F with Instructor Approval Withdraw DeadlineJuly 29
W or F with Dean Approval Withdraw DeadlineAugust 7
Classes EndAugust 7
Grades DueAugust 11

ONLINE FALL A: AUGUST 24 TO OCTOBER 16 (8 WEEKS)

EVENT/ACTIVITY DATE
Application DeadlineAugust 10
Classes StartAugust 24
Last Day to Add Without the Instructor’s PermissionAugust 26
Last Day to Drop & Receive 100% RefundAugust 28
Labor Day HolidaySeptember 7
Auto W Withdraw DeadlineSeptember 11
W or F with Instructor Approval Withdraw DeadlineSeptember 25
W or F with Dean Approval Withdraw DeadlineOctober 16
Classes EndOctober 16
Grades DueOctober 20

ONLINE FALL B: OCTOBER 19 TO DECEMBER 18 (8 WEEKS)

EVENT/ACTIVITY DATE
Application DeadlineOctober 5
Classes StartOctober 19
Last Day to Add Without the Instructor’s PermissionOctober 21
Last Day to Drop & Receive 100% RefundOctober 23
Auto W Withdraw DeadlineNovember 6
W or F with Instructor Approval Withdraw DeadlineNovember 20
Thanksgiving BreakNovember 25-29
W or F with Dean Approval Withdraw DeadlineDecember 18
Classes EndDecember 18
Grades DueDecember 22

ONLINE FALL C: AUGUST 24 TO DECEMBER 18 (16 WEEKS)

EVENT/ACTIVITY DATE
Application DeadlineAugust 10
Classes StartAugust 24
Last Day to Add Without the Instructor’s PermissionAugust 28
Last Day to Drop & Receive 100% RefundSeptember 4
Labor Day HolidaySeptember 7
Auto W Withdraw DeadlineOctober 2
W or F with Instructor Approval Withdraw DeadlineOctober 30
Thanksgiving BreakNovember 25-29
W or F with Dean Approval Withdraw DeadlineDecember 18
Classes EndDecember 18
Grades DueDecember 22

ONLINE SPRING A: JANUARY 19 TO MARCH 12 (8 WEEKS)

EVENT/ACTIVITY DATE
Application DeadlineJanuary 5
Martin Luther King Jr. Day HolidayJanuary 18
Classes StartJanuary 19
Last Day to Add Without the Instructor’s PermissionJanuary 21
Last Day to Drop & Receive 100% RefundJanuary 23
Auto W Withdraw DeadlineFebruary 5
W or F with Instructor Approval Withdraw DeadlineFebruary 19
W or F with Dean Approval Withdraw DeadlineMarch 12
Classes EndMarch 12
Grades DueMarch 16

ONLINE SPRING B: MARCH 22 TO MAY 14 (8 WEEKS)

EVENT/ACTIVITY DATE
Application DeadlineMarch 8
Classes StartMarch 22
Last Day to Add Without the Instructor’s PermissionMarch 24
Last Day to Drop & Receive 100% RefundMarch 26
Auto W Withdraw DeadlineApril 9
W or F with Instructor Approval Withdraw DeadlineApril 23
W or F with Dean Approval Withdraw DeadlineMay 14
Classes EndMay 14
Grades DueMay 18

ONLINE SPRING C: JANUARY 19 TO MAY 14 (16 WEEKS)

EVENT/ACTIVITY DATE
Application DeadlineJanuary 5
Martin Luther King Jr. Day HolidayJanuary 18
Classes StartJanuary 19
Last Day to Add Without the Instructor’s PermissionJanuary 29
Last Day to Drop & Receive 100% RefundFebruary 1
Auto W Withdraw DeadlineFebruary 26
Spring BreakMarch 13-21
W or F with Instructor Approval Withdraw DeadlineApril 2
W or F with Dean Approval Withdraw DeadlineMay 7
Classes EndMay 14
CommencementMay 15
Grades DueMay 18