International School of Lyon

Staff-Only Days (SOD, no school for students)
2025-08-27 - 2025-08-29, 2025-10-20 - 2025-10-21, 2026-02-09 - 2026-02-10

Registration for new families
2025-09-01

Grade 12 begins school
2025-09-01

School begins for Kindergarten–Grade 11
2025-09-02

Open Evening
2025-09-18

Grade 8–10 Art Trip
2025-09-25

Individual photographs (3rd and 6th October)
2025-10-03, 2025-10-06

Parent-Teacher conferences
2025-10-13

Autumn Break
2025-10-18 - 2025-11-02

School resums
2025-11-03

Armistice holiday - no school
2025-11-11

Class photos (14th and 17th November)
2025-11-14, 2025-11-17

Winter Fete
2025-12-12

Last day of school (normal dismissal time)
2025-12-19

Winter Break
2025-12-20 - 2026-01-05

Staff-Only Day (SOD, no school for students)
2026-01-05

Students resume school
2026-01-06, 2026-02-23, 2026-04-20

Second winter break
2026-02-07 - 2026-02-22

Student-Led Conferences (Primary)
2026-03-20

Parent-Teacher Conferences (Secondary)
2026-03-26

Spring Break
2026-04-04 - 2026-04-19

May Day holiday (no school)
2026-05-01

Victory in Europe Day holiday (no school)
2026-05-08

Ascension holiday (no school)
2026-05-14 - 2026-05-17
