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Search & filter all 24 schools Compare 24 schools in Thailand

Premium International Schools in Thailand

Edited by · B2C Marketing Manager

About international schools in Thailand

Premium international schools in Thailand are concentrated in Bangkok and in major regional centres such as Phuket and Chiang Mai; they tend to offer large, well-resourced campuses, long-established foreign curricula and a mix of expatriate and locally enrolled families. English is the usual language of instruction, and schools commonly deliver the International Baccalaureate, British (Cambridge IGCSE/A-levels) and American (US diploma/AP) programmes alongside some national systems and bilingual Thai - English tracks. Annual tuition for the premium tier is substantially higher than the national average, with upper-secondary fees for established Bangkok schools commonly running into the mid-hundreds of thousands to over a million Thai baht once one-off entrance charges and extras are included. Admissions follow an August/September main intake in many schools, but rolling or mid-year entry is offered by others, so relocating families should begin applications and prepare documents several months to a year ahead while checking visa and enrolment requirements with each school.

Compare 24 Premium international schools in Thailand. Filter by curriculum, fees (average THB 771,878), location, and more to find the right international school now.

At a glance 24 schools · avg fee THB 771,878
Schools listed
24
Curricula
13
Average annual fee
THB 771,878
Fee range
THB 519,200 – 1,445,300
Most common curriculum
British Curriculum (10 schools)
Average school size
929 pupils
Largest by enrolment
Shrewsbury International School Bangkok Riverside
Oldest
International School Bangkok (ISB) (1951)
With boarding
5

22 international schools in Bangkok

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Young learners at Dulwich College International School enjoy picture books together, building early literacy skills.
Dulwich College International School Bangkok logo

Dulwich College International School Bangkok

British Curriculum, Cambridge IGCSE · Ages 3 to 18

THB 687,000 - 1,070,000
Ages 3 to 18 years
British Curriculum, Cambridge IGCSE, Cambridge A Levels, EYFS (Early years foundation stage), IB (DP)
Instructs in English
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Students collaborating in the school library during study period.
International School Bangkok (ISB) logo

International School Bangkok (ISB)

IB (DP), Advanced Placement (AP) · Ages 3 to 18

THB 640,000 - 1,162,000
Ages 3 to 18 years
IB (DP), Advanced Placement (AP), American Curriculum
Instructs in English
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Students rehearsing together on the school theatre stage.
KIS International School - Reignwood Park Campus logo

KIS International School - Reignwood Park Campus

IB (PYP), IB (MYP) · Ages 3 to 14

THB 560,000 - 997,600
Ages 3 to 14 years
IB (PYP), IB (MYP), IB (DP)
Instructs in English
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Main entrance of Ruamrudee International School.
Ruamrudee International School logo

Ruamrudee International School

IB (DP), IBCP (International Baccalaureate Career-related Programme) · Ages 2 to 18

THB 538,400 - 786,000
Ages 2 to 18 years
IB (DP), IBCP (International Baccalaureate Career-related Programme), Advanced Placement (AP), American Curriculum
Instructs in English
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Ruamrudee International School - Early Years Campus — international school in Bangkok, Thailand
Ruamrudee International School - Early Years Campus logo

Ruamrudee International School - Early Years Campus

American Curriculum, Reggio Emilia Approach · Ages 1.5 to 5

THB 524,000 - 530,000
Ages 1½ to 5 years
American Curriculum, Reggio Emilia Approach
Instructs in English
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1 international school in Phuket

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Primary students working together on a ribbon art project.
Ruamrudee International School Phuket logo

Ruamrudee International School Phuket

American Curriculum, EYFS (Early years foundation stage) · Ages 2 to 14

THB 525,500 - 803,500
Ages 2 to 14 years
American Curriculum, EYFS (Early years foundation stage)
Instructs in English
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1 international school in Pattaya

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Year 4 students using iPads during their wooden maze design project.
Rugby School Thailand logo

Rugby School Thailand

British Curriculum, Cambridge IGCSE · Ages 2 to 18

THB 552,000 - 1,445,300
Ages 2 to 18 years
British Curriculum, Cambridge IGCSE, Cambridge A Levels, Pearson Edexcel IGCSE
Instructs in English
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FAQs for Thailand

What curricula will my child typically find at premium international schools in Thailand?
Premium international schools most commonly offer the International Baccalaureate (PYP/MYP/DP), British curricula leading to Cambridge IGCSEs and A-levels, and American-style programmes (US diploma and AP options); there are also schools using other national systems (Canadian, Swiss, German, etc.). Families should match curriculum type to their child’s learning style and future university plans because assessment approaches and subject choices differ between systems.
How much should I budget for fees and extra costs at a premium school?
Headline annual tuition at premium Bangkok schools is commonly in the mid-hundreds of thousands of Thai baht and can reach the upper range (roughly ฿700,000 - ฿1,200,000+) for final-year secondary students at the most expensive campuses; many mid-tier international schools charge substantially less. In addition to tuition expect non-refundable application or assessment fees, a one-off entrance or capital-development fee at some schools, and recurring extras such as transport, meals, uniforms, exams and extracurricular activities, which together can add materially to the total cost.
When should we apply if we are relocating to Thailand?
The largest intake for most international schools is the August/September school year, and the practical application window for that intake accelerates in the autumn and winter before the year you wish to start; many schools also offer a smaller January intake or rolling admissions for mid-year moves. For competitive year groups you should begin researching and submitting applications many months in advance (often six to twelve months) and have current school reports, references and immunisation records ready for assessment.
Is instruction in English, and what support is available if my child is not fluent?
Most premium international schools use English as the medium of instruction while offering Thai alongside other modern languages such as Mandarin, French, German, Japanese and Spanish; many also run first-language programmes for native speakers of other languages. Schools typically provide English as an Additional Language (EAL) support or intensive EAL programmes to help learners access the curriculum, but the level and cost of that support vary by school and should be confirmed before enrolment.
What practical checks should we make when visiting schools in Thailand?
During visits, verify the curriculum authorisations and external accreditations, ask for a full fee schedule (including one-off and ancillary charges), inspect the pastoral and learning-support arrangements, and enquire about class sizes, typical teacher qualifications and staff turnover. Also confirm the school’s procedure for issuing the documents you’ll need for a student visa and any local regulatory requirements, and ask to see sample reports or recent year-on-year exam/qualification outcomes to understand how the school measures pupil progress.

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