Term dates 2026-27
International School of London term dates 2026-27
The published term dates for International School of London, London, read from the school's own calendar and shown with the source below.
Next up: Autumn Term (Term 1) starts on Wed 2 Sep 2026 — in 24 days.
Downloads an .ics file — works with Apple Calendar, Google Calendar and Outlook.
Term dates in full
| Period | From | To |
|---|---|---|
| Autumn Term (Term 1) | Wed 2 Sep 2026 | Fri 11 Dec 2026 |
| Half Term break (Autumn) | Mon 26 Oct 2026 | Fri 30 Oct 2026 |
| Spring Term (Term 2) | Mon 4 Jan 2027 | Thu 25 Mar 2027 |
| Half Term break (Spring) | Mon 15 Feb 2027 | Fri 19 Feb 2027 |
| Summer Term (Term 3) | Mon 12 Apr 2027 | Fri 2 Jul 2027 |
| Bank Holiday break (no classes) | Mon 31 May 2027 | Tue 1 Jun 2027 |
How long each break is
| Break | Dates | Length |
|---|---|---|
| Half term break (autumn) | 26 Oct – 30 Oct | 5 days |
| Christmas holidays | 12 Dec – 3 Jan | 23 days |
| Half term break (spring) | 15 Feb – 19 Feb | 5 days |
| Easter holidays | 26 Mar – 11 Apr | 17 days |
| Bank holiday break (no classes) | 31 May – 1 Jun | 2 days |
Calendar days including weekends — the number that matters when you're pricing holiday club.
Worth noting
Orientation day for new students Tue 1 Sep 2026. Staff PD day (no classes) Mon 22 Feb 2027. Bank holiday Mon 3 May 2027. Last day of Term 3 ends 12 noon. Grade 11 residential trips 21-25 Sep 2026; primary/secondary residential trips 10-14 May 2027.
Common questions
When does International School of London break up for Christmas?
The last day of the autumn term is Fri 11 Dec 2026. The Christmas holidays run from Sat 12 Dec 2026 to Sun 3 Jan 2027 — 23 days.
When is half term at International School of London?
The next half term at International School of London runs from Mon 26 Oct 2026 to Fri 30 Oct 2026, which is 5 days including the weekends.
When do the summer holidays start at International School of London?
The last day of the summer term is Fri 2 Jul 2027, so the summer holidays start on Sat 3 Jul 2027. The school publishes the 2026-27 year, so the return date falls in the next year's calendar.
Where do these International School of London term dates come from?
They were read from International School of London's own published calendar for 2026-27 on 8 August 2026, and the source is linked on this page. Schools sometimes change dates or add inset days, so check the school's page before booking anything.
Source: International School of London's published calendar, read 8 August 2026. Schools do change dates and add inset days — check the school's own page before booking anything.