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Summer Session Calendar

Session I, II, and Special Session 2021 deadline dates are listed in the table below. Special Session courses have different fee deadline dates, refund deadlines and drop deadlines from Session I or II courses. If you have any questions about these dates, please contact the Summer Session and we will be happy to assist you. We can be reached at

Planning ahead?  See future Summer Session dates from now to 2023.
Looking back?  See prior year calendars: Summer 2020Summer 2019Summer 2018, and Summer 2017

2021 University Holidays

Juneteenth: Monday, June 28

Independence Day: Monday, July 5

Labor Day: Monday, September 6

No classes will be held on the above holidays.

Summer Session 2021 Key Dates

All deadlines are 11:59 p.m. Pacific Standard Time (PST) unless otherwise noted.

Session I
June 28 - July 31
Session II
Aug 2 - Sept 4

Special Session
Dates vary

Instruction Begins First day of classes June 28 August 2 Varies by Class
Add Classes Deadline to add classes on WebReg July 2 August 6 Varies by Class
Late Add deadline (by approval only - visit How to Add a Class page for more information) July 29 September 2 Varies by Class

Drop Classes

(Drop policies for lab courses may differ. Refer to the Schedule of Classes for exceptions.)

Visiting students follow the undergraduate deadlines.

Eligible for Refund? Yes 

W on Transcript? No 

July 2 August 6 Varies by Class

Eligible for Refund? No 

W on Transcript? No

July 9 August 13 Varies by Class

Eligible for Refund? No 

W on Transcript? Yes

Undergraduate: July 16

Graduate: July 27

Undergraduate: August 20

Graduate: August 31

Varies by Class

Student may no longer drop courses 

Undergraduate: July 17

Graduate: July 28

Undergraduate: August 21

Graduate: September 1

Varies by Class

Enrollment TritonLink updated with Summer Session courses March 18
Appointment to enroll assigned to UC San Diego students March 18
Enrollment begins for:
Current UC San Diego students April 12
Newly admitted first-year and transfer students April 19 at 8 a.m.
Visiting students (new or returning to UCSD) April 19 at 8 a.m.
Students canceled from courses for non-payment (occurs at 3 a.m.) June 25 July 30 June 24

Automatic wait-lists officially end

(this is the final date that next eligible person on the waitlist will be automatically enrolled)

June 30 August 4 June 20
Last day to pay before Administrative Cancellation from courses for Non-payment July 2 August 6 Pay before Refund Deadline - Varies by Class
Exam, Units, & Grading

Change grade option (P/NP or letter grade) and units deadline.

Visit this page for information on P/NP Grade Option.

July 9 August 13 Varies by Class
Final exams July 30 & 31 September 3 & 4 Refer to the Schedule of Classes
Last day to file an Incomplete August 2 September 7 Varies by Class
Grades available on TritonLink One week after the end of class
Financial Aid Financial Aid funds are scheduled to credit student accounts on the following dates June 19 July 24 Two days before the start of the course.
Housing Summer Housing application opens April 12
Move-in begins June 27 August 1 See Housing Contract
International Deadline to Apply for I-20 Contact ISPO Office 
Tuition, Fees, and Payments Fees posted to student accounts May 26 June 25 May 26
Billing Statements available on TritonLink June 2 July 2 June 2
Tuition & fees payment deadline June 21 July 26 June 21
Late Fees apply to payments made beginning June 22 July 27 June 22
Deadline to drop class with tuition reversal (without "W" posted to transcript) July 2 August 6 Varies by Class

No refund or tuition reversal available for Summer Session fees beginning

July 3 August 7 Varies by Class