Which school is cheaper: International School of Samui or Oonrak Koh Samui School?

Oonrak Koh Samui School has lower published tuition than International School of Samui — roughly 355% cheaper at the midpoint. Oonrak Koh Samui School runs $3,194-$3,611 USD/year; International School of Samui runs $13,746-$17,183.

What is the true annual cost difference between International School of Samui and Oonrak Koh Samui School?

Including hidden fees (capital levy, registration, transport, uniform, technology, activities), Oonrak Koh Samui School runs about $4,453 per year vs $17,115 at International School of Samui — a difference of $12,662.

Which curriculum does International School of Samui vs Oonrak Koh Samui School offer?

International School of Samui offers British leading to IGCSE and A-Levels and BTEC. Oonrak Koh Samui School offers British.

How do admissions compare between International School of Samui and Oonrak Koh Samui School?

International School of Samui has Competitive admissions; Oonrak Koh Samui School has Open admissions. The WhereNext Admissions Openness scale combines waiting-list status, admissions cadence, mid-year entry availability, and entry evaluation requirements.

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International School of Samui vs Oonrak Koh Samui School: Cost, Curriculum & Admissions Compared (Koh Samui) | WhereNext

School comparison · Koh Samui

International School of Samui vs Oonrak Koh Samui School

Side-by-side comparison · Updated 2026-04-26 · Both schools in Koh Samui

Quick answer

Oonrak Koh Samui School is 284% cheaper than International School of Samui on true annual cost ($4,453 vs $17,115). Oonrak Koh Samui School scores higher on the WhereNext Value Score (65/100 vs 54/100).

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International School of Samui vs Oonrak Koh Samui School side-by-side comparison
Metric	International School of Samui	Oonrak Koh Samui School
Curriculum	British	British
Qualifications	IGCSE and A-Levels and BTEC

International School of Samui vs Oonrak Koh Samui School

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