• Upcoming Events
View Calendar

  • Calendar Information

    Traditional School Calendar:

    International School of the Americas (ISA) High School operates on a traditional school calendar. This type of school calendar requires students to attend school instructional 180 days. This calendar is a 9-month calendar with schools closed during the summer months.

    First Day of Classes: 8/11/2025
    Last Day of Classes: 5/29/2026