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Calendar & School Hours


The academic year is 180 days, broken into two semesters. Semester 1 is from early August until late December. Semester 2 is from early January to early June. Lao National holidays are observed in addition to traditional international school breaks.

Key events are highlighted on this active calendar and on the official VIS printed wall calendar distributed to families at the start of the school year.

Download our one page "Year at a Glance 2018/2019"

Download our school "Timetable Days Calendar"

Download our one page "Year at a Glance 2019/2020"

Abbreviations -

PLDProfessional Learning Day
CCPCo-curricular Program
IBInternational Baccalaureate
UOIUnit of Inquiry
MRISAMekong River International Schools Association

Time specific events will be updated during each month in the live calendar below.

School Calendar

May 2019
Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Sun, Apr 28
Mon, Apr 29
Tue, Apr 30
Fri, May 3
Grade 4 - Pre Exhibition Meeting
@ Primary French classroom #2117
Tue, May 7
Wed, May 8
enVISion Theatre Production
VIS Black Box Theatre
Thu, May 9
enVISion Theatre Production
VIS Black Box Theatre
Parent Coffee meeting - ISA topic
Conference Room
Fri, May 10
enVISion Theatre Production
VIS Black Box Theatre
Sat, May 11
enVISion Theatre Production
VIS Black Box Theatre
Sun, May 12
Mon, May 13
Tue, May 14
Wed, May 15
Parent Coffee
Conference Room
Grade 5 Meeting
Black box
Thu, May 16
Junior Volleyball Friendly Matches
VIS Back court
Fri, May 17
Student-Teacher Basketball Game
Front Court
Primary Assembly
@ Fitness Centre
Sat, May 18
Junior Prom
Secondary Theater Room
Sun, May 19
Mon, May 20
Tue, May 21
Wed, May 22
MYP Completion Ceremony
Black Box - Secondary Building Third Floor
Thu, May 23
Sat, May 25
Subscribe to Alerts Senior Prom
Le Thatluang D'oR a Boutique Hotel by D Varee, Vientiane, Laos

School Hours

Primary School (ey - Grade 5)

  • Monday, Wednesday, Thursday, Friday

7.50am - 3.00pm

  • Tuesday

7.50am - 2.15pm

Secondary School (Grade 6 - 12)

  • Monday, Wednesday, Thursday, Friday

8.00am - 3.05pm

  • Tuesday

8.00am - 2.15pm

Grade 11 and 12

  • Monday, Wednesday, Thursday, Friday

3.05 - 3.45, extra period for the Diploma Programme (DP)