← Istanbul league table
The most expensive international schools in Istanbul
The top 5 of 5 schools in Istanbul by annual tuition at age 16, on 2026/2027 published fees. Tuition and entry costs are separate: a school can be cheaper per year and dearer to join.
Most expensive #1 of 5 in Istanbul
The British International School Istanbul (BISI)
Zekeriyakoy Forest Campus, Uskumrukoy, 8. Cd. No 7, Sariyer, Istanbul, Turkey (also Etiler STEAM Campus, Etiler, Besiktas, Istanbul) · English National Curriculum, Cambridge IGCSE, IB Diploma Programme
Age 16 tuition
₺ 2,494,137
across ages ₺ 1,258,170 – ₺ 2,590,350
Application
₺ 61,675
Registration
₺ 271,370
Capital levy
₺ 0
Deposit
₺ 0
Total entry
₺ 333,045
Most expensive #2 of 5 in Istanbul
Istanbul International Community School (IICS) - Hisar Campus
Hisar Campus, Nafi Baba Sokak No 6, Rumeli Hisari, Sariyer, 34470 Istanbul, Turkey (second campus: Marmara Campus, Beykoz, Istanbul) · IB (PYP, MYP, DP)
Age 16 tuition
₺ 2,412,726
across ages ₺ 1,243,368 – ₺ 2,412,726
Application
₺ 14,802
Registration
₺ 59,208
Capital levy
₺ 394,720
Deposit
₺ 0
Total entry
₺ 468,730
Most expensive #3 of 5 in Istanbul
MEF International School Istanbul
Ulus Mah. Leylak Sok. No 22, 34340 Ulus, Besiktas, Istanbul, Turkey · IB (PYP, DP) and Cambridge IGCSE
Age 16 tuition
₺ 2,018,006
across ages ₺ 990,254 – ₺ 2,073,267
Application
₺ 61,675
Registration
₺ 209,695
Capital levy
₺ 0
Deposit
₺ 0
Total entry
₺ 271,370
Most expensive #4 of 5 in Istanbul
Istanbul International School (IIS)
Turistik Camlica Cad. No 20, Uskudar, 34692 Istanbul, Turkey (Campus B: Harman Sok. No 1, Uskudar, 34676) · Cambridge (IGCSE, AS/A Level)
Age 16 tuition
₺ 1,608,484
across ages ₺ 1,060,810 – ₺ 1,615,885
Application
₺ 0
Registration
₺ 0
Capital levy
₺ 0
Deposit
₺ 0
Total entry
₺ 0
Most expensive #5 of 5 in Istanbul
ENKA Schools Istanbul
Sadi Gulcelik Spor Sitesi, Istinye, Sariyer, 34460 Istanbul, Turkey · IB (PYP, MYP, DP)
Age 16 tuition
₺ 1,249,154
across ages ₺ 730,222 – ₺ 1,472,190
Application
₺ 0
Registration
₺ 0
Capital levy
₺ 0
Deposit
₺ 0
Total entry
₺ 0
Ranked on annual tuition at age 16 from each school’s own published fee schedule; entry costs are one-off and charged on top. Schools that stop before age 16 are not ranked here.