BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Global School Calendar//School Holidays//EN
CALSCALE:GREGORIAN
METHOD:PUBLISH
X-WR-CALNAME:International School Bangkok (ISB) — 2026-2027
X-WR-CALDESC:Single-year calendar for International School Bangkok (ISB). D
 oes not update\; subscribe to /feeds/schools/th-international-school-bangk
 ok.ics instead.
X-WR-TIMEZONE:Asia/Bangkok
X-WR-RELCALID:th-international-school-bangkok-2026-2027@globalschoolcalenda
 r.com
BEGIN:VEVENT
UID:th-international-school-bangkok-staff_pd-new-teacher-faculty-profession
 al-development-days-no-students@globalschoolcalendar.com
DTSTAMP:20260916T140524Z
DTSTART;VALUE=DATE:20260803
DTEND;VALUE=DATE:20260808
SUMMARY:New teacher / faculty professional development days (no students)
CATEGORIES:HOLIDAY
SEQUENCE:20260916
LAST-MODIFIED:20260916T140524Z
DESCRIPTION:Source: https://www.isb.ac.th/calendar
BEGIN:VALARM
TRIGGER:-PT15H
ACTION:DISPLAY
DESCRIPTION:Reminder: New teacher / faculty professional development days (
 no students) starts tomorrow.
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:th-international-school-bangkok-term_start-first-day-of-school-grades-2
 -12@globalschoolcalendar.com
DTSTAMP:20260916T140524Z
DTSTART;VALUE=DATE:20260810
DTEND;VALUE=DATE:20260811
SUMMARY:First Day of School (Grades 2-12)
CATEGORIES:TERM
SEQUENCE:20260916
LAST-MODIFIED:20260916T140524Z
DESCRIPTION:Source: https://www.isb.ac.th/calendar
BEGIN:VALARM
TRIGGER:-PT15H
ACTION:DISPLAY
DESCRIPTION:Reminder: First Day of School (Grades 2-12) starts tomorrow.
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:th-international-school-bangkok-public_holiday-mother-s-day-no-school@g
 lobalschoolcalendar.com
DTSTAMP:20260916T140524Z
DTSTART;VALUE=DATE:20260812
DTEND;VALUE=DATE:20260813
SUMMARY:Mother's Day (No School)
CATEGORIES:PUBLIC-HOLIDAY
SEQUENCE:20260916
LAST-MODIFIED:20260916T140524Z
DESCRIPTION:Source: https://www.isb.ac.th/calendar
BEGIN:VALARM
TRIGGER:-PT15H
ACTION:DISPLAY
DESCRIPTION:Reminder: Mother's Day (No School) starts tomorrow.
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:th-international-school-bangkok-staff_pd-professional-development-day-n
 o-school@globalschoolcalendar.com
DTSTAMP:20260916T140524Z
DTSTART;VALUE=DATE:20260918
DTEND;VALUE=DATE:20260919
SUMMARY:Professional development day (no school)
CATEGORIES:HOLIDAY
SEQUENCE:20260916
LAST-MODIFIED:20260916T140524Z
DESCRIPTION:Source: https://www.isb.ac.th/calendar
BEGIN:VALARM
TRIGGER:-PT15H
ACTION:DISPLAY
DESCRIPTION:Reminder: Professional development day (no school) starts tomor
 row.
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:th-international-school-bangkok-public_holiday-nawamindra-maharaj-day-n
 o-school@globalschoolcalendar.com
DTSTAMP:20260916T140524Z
DTSTART;VALUE=DATE:20261013
DTEND;VALUE=DATE:20261014
SUMMARY:Nawamindra Maharaj Day (no school)
CATEGORIES:PUBLIC-HOLIDAY
SEQUENCE:20260916
LAST-MODIFIED:20260916T140524Z
DESCRIPTION:Source: https://www.isb.ac.th/calendar
BEGIN:VALARM
TRIGGER:-PT15H
ACTION:DISPLAY
DESCRIPTION:Reminder: Nawamindra Maharaj Day (no school) starts tomorrow.
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:th-international-school-bangkok-school_holiday-october-break@globalscho
 olcalendar.com
DTSTAMP:20260916T140524Z
DTSTART;VALUE=DATE:20261019
DTEND;VALUE=DATE:20261024
SUMMARY:October break
CATEGORIES:HOLIDAY
SEQUENCE:20260916
LAST-MODIFIED:20260916T140524Z
DESCRIPTION:Source: https://www.isb.ac.th/calendar
BEGIN:VALARM
TRIGGER:-PT15H
ACTION:DISPLAY
DESCRIPTION:Reminder: October break starts tomorrow.
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:th-international-school-bangkok-public_holiday-holiday-hm-king-bhumibol
 -birthday-in-lieu@globalschoolcalendar.com
DTSTAMP:20260916T140524Z
DTSTART;VALUE=DATE:20261207
DTEND;VALUE=DATE:20261208
SUMMARY:Holiday (HM King Bhumibol Birthday in lieu)
CATEGORIES:PUBLIC-HOLIDAY
SEQUENCE:20260916
LAST-MODIFIED:20260916T140524Z
DESCRIPTION:Source: https://www.isb.ac.th/calendar
BEGIN:VALARM
TRIGGER:-PT15H
ACTION:DISPLAY
DESCRIPTION:Reminder: Holiday (HM King Bhumibol Birthday in lieu) starts to
 morrow.
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:th-international-school-bangkok-school_holiday_winter-winter-break@glob
 alschoolcalendar.com
DTSTAMP:20260916T140524Z
DTSTART;VALUE=DATE:20261221
DTEND;VALUE=DATE:20270101
SUMMARY:Winter break
CATEGORIES:HOLIDAY
SEQUENCE:20260916
LAST-MODIFIED:20260916T140524Z
DESCRIPTION:Source: https://www.isb.ac.th/calendar
BEGIN:VALARM
TRIGGER:-PT15H
ACTION:DISPLAY
DESCRIPTION:Reminder: Winter break starts tomorrow.
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:th-international-school-bangkok-public_holiday-new-year-s-day@globalsch
 oolcalendar.com
DTSTAMP:20260916T140524Z
DTSTART;VALUE=DATE:20270101
DTEND;VALUE=DATE:20270102
SUMMARY:New Year's Day
CATEGORIES:PUBLIC-HOLIDAY
SEQUENCE:20260916
LAST-MODIFIED:20260916T140524Z
DESCRIPTION:Source: https://www.isb.ac.th/calendar
BEGIN:VALARM
TRIGGER:-PT15H
ACTION:DISPLAY
DESCRIPTION:Reminder: New Year's Day starts tomorrow.
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:th-international-school-bangkok-school_holiday_winter-winter-break_2@gl
 obalschoolcalendar.com
DTSTAMP:20260916T140524Z
DTSTART;VALUE=DATE:20270104
DTEND;VALUE=DATE:20270109
SUMMARY:Winter break
CATEGORIES:HOLIDAY
SEQUENCE:20260916
LAST-MODIFIED:20260916T140524Z
DESCRIPTION:Source: https://www.isb.ac.th/calendar
BEGIN:VALARM
TRIGGER:-PT15H
ACTION:DISPLAY
DESCRIPTION:Reminder: Winter break starts tomorrow.
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:th-international-school-bangkok-staff_pd-professional-development-day-n
 o-school_2@globalschoolcalendar.com
DTSTAMP:20260916T140524Z
DTSTART;VALUE=DATE:20270111
DTEND;VALUE=DATE:20270112
SUMMARY:Professional development day (no school)
CATEGORIES:HOLIDAY
SEQUENCE:20260916
LAST-MODIFIED:20260916T140524Z
DESCRIPTION:Source: https://www.isb.ac.th/calendar
BEGIN:VALARM
TRIGGER:-PT15H
ACTION:DISPLAY
DESCRIPTION:Reminder: Professional development day (no school) starts tomor
 row.
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:th-international-school-bangkok-term_start-first-day-of-semester-2@glob
 alschoolcalendar.com
DTSTAMP:20260916T140524Z
DTSTART;VALUE=DATE:20270112
DTEND;VALUE=DATE:20270113
SUMMARY:First day of Semester 2
CATEGORIES:TERM
SEQUENCE:20260916
LAST-MODIFIED:20260916T140524Z
DESCRIPTION:Source: https://www.isb.ac.th/calendar
BEGIN:VALARM
TRIGGER:-PT15H
ACTION:DISPLAY
DESCRIPTION:Reminder: First day of Semester 2 starts tomorrow.
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:th-international-school-bangkok-school_holiday-february-break@globalsch
 oolcalendar.com
DTSTAMP:20260916T140524Z
DTSTART;VALUE=DATE:20270222
DTEND;VALUE=DATE:20270227
SUMMARY:February break
CATEGORIES:HOLIDAY
SEQUENCE:20260916
LAST-MODIFIED:20260916T140524Z
DESCRIPTION:Source: https://www.isb.ac.th/calendar
BEGIN:VALARM
TRIGGER:-PT15H
ACTION:DISPLAY
DESCRIPTION:Reminder: February break starts tomorrow.
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:th-international-school-bangkok-public_holiday-chakri-day@globalschoolc
 alendar.com
DTSTAMP:20260916T140524Z
DTSTART;VALUE=DATE:20270406
DTEND;VALUE=DATE:20270407
SUMMARY:Chakri Day
CATEGORIES:PUBLIC-HOLIDAY
SEQUENCE:20260916
LAST-MODIFIED:20260916T140524Z
DESCRIPTION:Source: https://www.isb.ac.th/calendar
BEGIN:VALARM
TRIGGER:-PT15H
ACTION:DISPLAY
DESCRIPTION:Reminder: Chakri Day starts tomorrow.
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:th-international-school-bangkok-school_holiday-songkran-holiday@globals
 choolcalendar.com
DTSTAMP:20260916T140524Z
DTSTART;VALUE=DATE:20270412
DTEND;VALUE=DATE:20270417
SUMMARY:Songkran holiday
CATEGORIES:HOLIDAY
SEQUENCE:20260916
LAST-MODIFIED:20260916T140524Z
DESCRIPTION:Source: https://www.isb.ac.th/calendar
BEGIN:VALARM
TRIGGER:-PT15H
ACTION:DISPLAY
DESCRIPTION:Reminder: Songkran holiday starts tomorrow.
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:th-international-school-bangkok-public_holiday-coronation-day@globalsch
 oolcalendar.com
DTSTAMP:20260916T140524Z
DTSTART;VALUE=DATE:20270504
DTEND;VALUE=DATE:20270505
SUMMARY:Coronation Day
CATEGORIES:PUBLIC-HOLIDAY
SEQUENCE:20260916
LAST-MODIFIED:20260916T140524Z
DESCRIPTION:Source: https://www.isb.ac.th/calendar
BEGIN:VALARM
TRIGGER:-PT15H
ACTION:DISPLAY
DESCRIPTION:Reminder: Coronation Day starts tomorrow.
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:th-international-school-bangkok-public_holiday-hm-the-queen-s-birthday@
 globalschoolcalendar.com
DTSTAMP:20260916T140524Z
DTSTART;VALUE=DATE:20270603
DTEND;VALUE=DATE:20270604
SUMMARY:HM The Queen's Birthday
CATEGORIES:PUBLIC-HOLIDAY
SEQUENCE:20260916
LAST-MODIFIED:20260916T140524Z
DESCRIPTION:Source: https://www.isb.ac.th/calendar
BEGIN:VALARM
TRIGGER:-PT15H
ACTION:DISPLAY
DESCRIPTION:Reminder: HM The Queen's Birthday starts tomorrow.
END:VALARM
END:VEVENT
BEGIN:VEVENT
UID:th-international-school-bangkok-term_end-last-day-of-school-year@global
 schoolcalendar.com
DTSTAMP:20260916T140524Z
DTSTART;VALUE=DATE:20270611
DTEND;VALUE=DATE:20270612
SUMMARY:Last Day of School Year
CATEGORIES:TERM
SEQUENCE:20260916
LAST-MODIFIED:20260916T140524Z
DESCRIPTION:Source: https://www.isb.ac.th/calendar
BEGIN:VALARM
TRIGGER:-PT15H
ACTION:DISPLAY
DESCRIPTION:Reminder: Last Day of School Year starts tomorrow.
END:VALARM
END:VEVENT
END:VCALENDAR