Academic Calendar

Bachelor’s Degree

Admission Info — Academic Calendar — Bachelor’s Degree
Semester 1/2026 - Summer Session/2026
Schedule Semester 1 Semester 2 Summer Session

Students must check the updated courses and sections 

from “Course Section” are available at registration.bu.ac.th 

for Registration Next Semester.

Starting from

July 16, 2026

Starting from
November 5, 2026

Starting from
April 29, 2027

Pre - registration Online : Set Menu

Group Online Registration/Individual Online Registration

July 21 - 23, 2026

Time: 9.30 - 16.00 hrs.

November 10 - 13, 16

Time: 9.30 - 16.00 hrs.

-

ONLINE Registration for Transferred Students/Students who

changed Major and School/Students on Probation/Reinstated Students/Second Degree Students 

(Except for students admitted in their first semester)

July 24, 27, 2026

Time: 9.30 - 16.00 hrs

November 17 - 18, 2026

Time: 9.30 - 16.00 hrs

May 11 - 12, 2027

Time: 9.30 - 16.00 hrs

Pre - registration Online : Course/Section

Group Online Registration/Individual Online Registration

July 30 - 31, August 3, 2026

Time: 9.30 - 16.00 hrs.

November 19 - 20, 23, 2026

Time: 9.30 - 16.00 hrs.

May 13 - 14, 17, 2027

Time: 9.30 - 16.00 hrs.

Individual Online

Registration Only

Adding Online

For students who have registered online and paid for

registration (Adding courses only)

August 4, 2026

November 24, 2026

May 18, 2027

For students of all years of study who have not registered

online

August 4, 2026

November 24, 2026

May 18, 2027

Payment for Registration

August 7, 2026

December 4, 2026

May 29, 2027

1st Round of Late Registration (Before the First Day of the
Semester)
For students who did NOT register online or registered online
but did not pay the registration fee

August 11, 2026

Time: 12.30 - 16.00 hrs.

August 13, 2026

Time: 9.30 - 16.00 hrs.

January 6, 2027

Time: 12.30 - 16.00 hrs.

January 7, 2027

Time: 9.30 - 16.00 hrs.

June 2, 2027

Time: 12.30 - 16.00 hrs.

June 4, 2027

Time: 9.30 - 16.00 hrs.

1st Round of Adding/Dropping Period (Before the First Day of the Semester)

For students who registered Online and paid for registration

August 11, 13, 2026

Time: 9.30 - 16.00 hrs.

January 6 - 7, 2027

Time: 9.30 - 16.00 hrs.

June 2, 4, 2027

Time: 9.30 - 16.00 hrs.

First Day of the Semester

August 17, 2026

January 11, 2027

June 7, 2027

2nd Round of Adding/Dropping Period
For students who registered Online and paid for registration

August 19 - 20, 2026

Time: 9.30 - 16.00 hrs.

January 13 - 14, 2027

Time: 9.30 - 16.00 hrs.

June 9 - 10, 2027

Time: 9.30 - 16.00 hrs.

2nd Round of Late Registration (Late Fee Applied)
For students who did NOT register online or registered online
but did not pay the registration fee

August 19 - 20, 2026

Time: 9.30 - 16.00 hrs.

January 13 - 14, 2027

Time: 9.30 - 16.00 hrs.

June 9 - 10, 2027

Time: 9.30 - 16.00 hrs.

Final Day of Notification of Academic Leave
(For students who did not register or registered online but
did not pay the registration fee)

September 15, 2026

February 9, 2027

-

Filing for Graduation

(For students who are expecting to graduate)

August 17 - December 4, 2026

January 11 - May 15, 2027

June 7 - July 31, 2027

School/Department Transfer Period

September 14 - 18, 2026

February 8 - 12, 2027

June 7 - 11, 2027

Withdrawal Online Period

September 7 - December 4, 2026

February 1 - May 15, 2027

June 21 - July 31, 2027

Semester Break Start

December 5, 2026

May 16, 2027

August 1, 2027

*The schedule may be subject to change.
Download

Last Update: 22/10/2025
Schedule

Students must check the updated courses and sections 

from “Course Section” are available at registration.bu.ac.th 

for Registration Next Semester.

Semester 1 Semester 2 Summer Session

Starting from

July 16, 2026

Starting from
November 5, 2026

Starting from
April 29, 2027

Pre - registration Online : Set Menu

Group Online Registration/Individual Online Registration

Semester 1 Semester 2 Summer Session

July 21 - 23, 2026

Time: 9.30 - 16.00 hrs.

November 10 - 13, 16

Time: 9.30 - 16.00 hrs.

-

ONLINE Registration for Transferred Students/Students who

changed Major and School/Students on Probation/Reinstated Students/Second Degree Students 

(Except for students admitted in their first semester)

Semester 1 Semester 2 Summer Session

July 24, 27, 2026

Time: 9.30 - 16.00 hrs

November 17 - 18, 2026

Time: 9.30 - 16.00 hrs

May 11 - 12, 2027

Time: 9.30 - 16.00 hrs

Pre - registration Online : Course/Section

Group Online Registration/Individual Online Registration

Semester 1 Semester 2 Summer Session

July 30 - 31, August 3, 2026

Time: 9.30 - 16.00 hrs.

November 19 - 20, 23, 2026

Time: 9.30 - 16.00 hrs.

May 13 - 14, 17, 2027

Time: 9.30 - 16.00 hrs.

Individual Online

Registration Only

Adding Online

For students who have registered online and paid for

registration (Adding courses only)

Semester 1 Semester 2 Summer Session

August 4, 2026

November 24, 2026

May 18, 2027

For students of all years of study who have not registered

online

Semester 1 Semester 2 Summer Session

August 4, 2026

November 24, 2026

May 18, 2027

Payment for Registration

Semester 1 Semester 2 Summer Session

August 7, 2026

December 4, 2026

May 29, 2027

1st Round of Late Registration (Before the First Day of the
Semester)
For students who did NOT register online or registered online
but did not pay the registration fee

Semester 1 Semester 2 Summer Session

August 11, 2026

Time: 12.30 - 16.00 hrs.

August 13, 2026

Time: 9.30 - 16.00 hrs.

January 6, 2027

Time: 12.30 - 16.00 hrs.

January 7, 2027

Time: 9.30 - 16.00 hrs.

June 2, 2027

Time: 12.30 - 16.00 hrs.

June 4, 2027

Time: 9.30 - 16.00 hrs.

1st Round of Adding/Dropping Period (Before the First Day of the Semester)

For students who registered Online and paid for registration

Semester 1 Semester 2 Summer Session

August 11, 13, 2026

Time: 9.30 - 16.00 hrs.

January 6 - 7, 2027

Time: 9.30 - 16.00 hrs.

June 2, 4, 2027

Time: 9.30 - 16.00 hrs.

First Day of the Semester

Semester 1 Semester 2 Summer Session

August 17, 2026

January 11, 2027

June 7, 2027

2nd Round of Adding/Dropping Period
For students who registered Online and paid for registration

Semester 1 Semester 2 Summer Session

August 19 - 20, 2026

Time: 9.30 - 16.00 hrs.

January 13 - 14, 2027

Time: 9.30 - 16.00 hrs.

June 9 - 10, 2027

Time: 9.30 - 16.00 hrs.

2nd Round of Late Registration (Late Fee Applied)
For students who did NOT register online or registered online
but did not pay the registration fee

Semester 1 Semester 2 Summer Session

August 19 - 20, 2026

Time: 9.30 - 16.00 hrs.

January 13 - 14, 2027

Time: 9.30 - 16.00 hrs.

June 9 - 10, 2027

Time: 9.30 - 16.00 hrs.

Final Day of Notification of Academic Leave
(For students who did not register or registered online but
did not pay the registration fee)

Semester 1 Semester 2 Summer Session

September 15, 2026

February 9, 2027

-

Filing for Graduation

(For students who are expecting to graduate)

Semester 1 Semester 2 Summer Session

August 17 - December 4, 2026

January 11 - May 15, 2027

June 7 - July 31, 2027

School/Department Transfer Period

Semester 1 Semester 2 Summer Session

September 14 - 18, 2026

February 8 - 12, 2027

June 7 - 11, 2027

Withdrawal Online Period

Semester 1 Semester 2 Summer Session

September 7 - December 4, 2026

February 1 - May 15, 2027

June 21 - July 31, 2027

Semester Break Start

Semester 1 Semester 2 Summer Session

December 5, 2026

May 16, 2027

August 1, 2027

*The schedule may be subject to change.
Download

Last Update: 22/10/2025