International School of Lyon

Staff Only Day (SOD)
2026-10-19 - 2026-10-20, 2027-02-15 - 2027-02-16
No school for students

Students return to school
2026-11-02, 2027-01-04, 2027-03-01

Armistice Public Holiday
2026-11-11
No School

End of Trimester 1
2026-11-27

Last day of school before Winter Break
2026-12-18
Normal dismissal time

Winter Break
2026-12-19 - 2027-01-03

IGCSE / IB Information Session
2027-02-03

Last day of school (Normal dismissal time)
2027-02-12, 2027-04-09

Second Winter Break
2027-02-13 - 2027-02-28

End of Trimester 2
2027-03-12

Parent Teacher Conferences (Secondary students only)
2027-03-25
Regular school day for Primary students

Easter Monday Public Holiday (no school)
2027-03-29

Student Led Conferences (SLCs) - Primary students only
2027-04-01
Secondary students have regular classes

Spring Break
2027-04-10 - 2027-04-25

May Day Public Holiday - no school
2027-05-01

Ascension Weekend Public Holiday - No school
2027-05-06 - 2027-05-09

Whit Monday Public Holiday - No school
2027-05-17

Grade 12 Graduation
2027-05-21

Sports Day
2027-06-16

Last day of school - Dismissal at 12:05
2027-06-25

Staff Only Day (SOD) - No school for students
2027-06-28 - 2027-06-29
