International School Index

International schools starting under 400,000 THB a year 2026/27

Found 68 schools

Schools are selected by their cheapest age band (400,000 THB a year or less). The range in the table goes higher for older year groups — open a school to see the price at your child's age.

Annual fees nationwide
94,500–1,063,000 THB
Median
260,000 THBThe middle value of the starting annual fee at the 68 schools that publish figures — not an average, so a single expensive school cannot pull it up

45 schools publish 2026/27 fees. 20 schools still show the most recent year they have published — see the year column. 3 schools do not state an academic year; we leave the year blank rather than guess.

SchoolProvinceAnnual feeAcademic year
Global Indian International School – Thailand (GIIS Bangkok)Pathum Thani94,500–204,750 THB2026/27
Burapha Pattanasart International School (BPIS)Chon Buri126,000–157,500 THBNot stated
RC International School and Ruam Rudee Learning CentreBangkok132,000–244,650 THB2026/27
Garden International School, BangkokBangkok142,500–505,500 THB2025/26
Harrow International School BangkokBangkok146,300–1,063,000 THB2026/27
Garden International School, RayongRayong147,000–914,700 THB2025/26
Christliche Deutsche Schule Chiang Mai (Christian German School Chiang Mai, CDSC)Chiang Mai156,000–328,000 THB2026/27
Bangkok Adventist International SchoolBangkok163,500 THB2026/27
Kevalee International SchoolBangkok164,000–254,000 THB2026/27
Hastin International SchoolChon Buri169,500–229,500 THB2026/27
Prasan Gateway International School (PGIS)Phuket172,800–268,800 THBNot stated
International School of ChonburiChon Buri174,600–359,676 THB2026/27
International School of Phuket (ISP)Phuket174,600–183,240 THB2026/27
Thai Japanese Association School SrirachaChon Buri175,740–176,100 THB2025/26
École Française Internationale de Pattaya (EFIP)Chon Buri180,000–240,000 THB2026/27
Buds International School PhuketPhuket187,000 THBNot stated
Raffles American School BangkokSamut Prakan198,000–297,000 THB2025/26
Modern International School BangkokBangkok199,500–306,600 THB2025/26
Kajonkiet International School Phuket (KIS)Phuket200,000–454,000 THB2026/27
St Andrews International School, Green ValleyRayong213,000–867,500 THB2026/27
St Andrews International School, Sukhumvit 107Bangkok220,000–799,000 THB2026/27
Windfield International School Chiang MaiChiang Mai220,000–235,000 THB2024/25
Lighthouse International School PhuketPhuket224,000–438,000 THB2026/27
Oak Meadow International School PhuketPhuket237,000–393,000 THB2026/27
St. Andrews International School, SathornBangkok239,500–759,000 THB2026/27
Unity Concord International SchoolChiang Mai239,600–427,400 THB2025/26
TSI International School (Thai Sikh International School)Samut Prakan240,000–330,000 THB2026/27
American Pacific International School (Primary)Chiang Mai240,600–460,950 THB2026/27
Beaconhouse Yamsaard International SchoolBangkok240,983–286,948 THB2026/27
El Dream Christian International SchoolChon Buri244,200–335,000 THB2026/27
Bangkok Christian International School (BCIS)Bangkok248,300–336,500 THB2026/27
Americana Chinese International School (ACIS)Chiang Mai257,500–445,300 THB2026/27
Heathfield International School, BangkokBangkok258,300–511,700 THB2024/25
Finnway International School PhuketPhuket260,000–447,000 THB2026/27
Varee Chiangmai International SchoolChiang Mai262,750–524,750 THB2025/26
Montessori House Phuket International School (MHP)Phuket263,300–331,500 THB2026/27
Mooltripakdee International SchoolChon Buri267,000–609,000 THB2026/27
Meritton British International SchoolChiang Mai267,300–504,900 THB2026/27
Glenalmond Phuket International SchoolPhuket270,000–950,000 THB2026/27
NIVA American International SchoolBangkok273,000–412,000 THB2026/27
Tara Pattana International SchoolChon Buri273,000–665,000 THB2025/26
St. Andrews International School, DusitBangkok277,000–611,000 THB2026/27
St. Marks Australian International SchoolBangkok285,650–460,000 THB2025/26
SIAM International SchoolPathum Thani289,000–541,000 THB2025/26
Wells International School (On Nut Campus)Bangkok289,000–600,000 THB2026/27
Nakornpayap International SchoolChiang Mai290,000–496,800 THB2025/26
Chiang Mai Montessori International School (CMMIS)Chiang Mai300,368–407,412 THB2025/26
Berda Claude International School, Phuket (BCIS)Phuket302,000–502,500 THB2026/27
Panyaden International SchoolChiang Mai303,000–605,000 THB2025/26
Ascot International SchoolBangkok307,819–657,688 THB2025/26
Lycée Français International de Bangkok (LFIB)Bangkok308,300–531,000 THB2025/26
Grace International SchoolChiang Mai309,000–379,000 THB2026/27
Aster International School BangkokBangkok329,307–865,329 THB2026/27
Rugby School ThailandChon Buri345,000–999,000 THB2026/27
UWC Thailand International SchoolPhuket345,500–933,500 THB2026/27
HeadStart International School — Chaofah City CampusPhuket347,000–491,000 THB2025/26
HeadStart International School — Cherngtalay CampusPhuket347,000–540,000 THB2026/27
Wells International School – Chonburi CampusChon Buri350,000–790,000 THB2026/27
Lovell International SchoolChon Buri351,000–599,000 THB2026/27
Chiang Mai International School (CMIS)Chiang Mai352,700–606,200 THB2026/27
International School Eastern Seaboard (ISE)Chon Buri357,600–646,000 THB2026/27
RIS Swiss Section – Deutschsprachige Schule BangkokBangkok360,000–720,000 THB2026/27
Australian International School Bangkok (AISB)Bangkok370,200–596,000 THB2026/27
Singapore International School Chiangmai (SISB CM)Chiang Mai378,300–680,900 THB2026/27
Anglo Singapore International SchoolBangkok382,500–558,000 THB2025/26
Bromsgrove International School ThailandBangkok383,550–811,200 THB2025/26
Bangkok International Preparatory & Secondary SchoolBangkok384,800–862,200 THB2026/27
American Pacific International School (Main Campus)Chiang Mai389,350–625,100 THB2026/27

Sorted cheapest first. Each figure is the annual tuition the school publishes, excluding one-off charges — open a school for the full breakdown.

Schools that do not publish their fees are not listed here — they appear in the full table.

Every figure on this page is counted from the school entries we publish, on the dates shown on each school page.