The South Asia Inter-Scholastic Association (SAISA) is made up of ten member schools in the South Asia region whose purpose is to promote and coordinate regional professional development activities, academic and cultural festivals, athletic tournaments, and other events deemed appropriate by the member schools.

The SAISA member schools include:

• Karachi American School (KAS), Pakistan

• Lincoln School (LS) Kathmandu, Nepal

• American Community School (ACS), Amman, Jordan

• Lahore American School (LAS), Pakistan

• International School of Islamabad (ISOI), Pakistan

• American International School Dhaka (AISD), Bangladesh

• Overseas School of Colombo (OSC), Sri Lanka

• American School of Bombay (ASB), India

• The American International School Muscat (TAISM), Oman

• American International School Chennai (AISC), India

There are three seasons of play in the school year, in addition to three events that take place outside of these seasons:

• Season 1: Girls Volleyball, Boys Volleyball, and Swimming 

• Season 2: Girls Soccer, Boys Basketball, and Track & Field

• Season 3: Girls Basketball, Boys Soccer, and Badminton

• Other: SAISA Music, SAISA Visual Arts, and Tennis Invitational