Edited by Aziza Francienne · B2C Marketing Manager
If you're researching international schools in Thailand offering Cambridge AS Levels, this page lists every school we know of and lets you sort, filter and compare them — without school marketing in the way. The most common curriculum is Cambridge International AS Levels, taught by 26 of the schools below. Annual tuition spans roughly 47,500–1,208,400 THB, with the average sitting around 409,807. Schools range from new openings to long-established names like Amnuay Silpa School (opened 1926).
Compare 26 Cambridge AS Levels international schools in Thailand. Filter by curriculum, fees (average THB 409,807), location, and more to find the right international school now.
Anglo Singapore International School – Nakhon Ratchasima (Korat) opened in August 2014 as the school’s third campus, situated on 16 rai within the City Link Community on Mittraphap Road. It follows the Singapore Curriculum, recognized for its strong foundations in mathematics and science, and offers the Cambridge IGCSE in secondary years. English is the primary language of instruction, with Thai, Mandarin Chinese, Japanese, and Korean available as additional language subjects. The campus is equipped with facilities for academics, sports, and the arts, and offers services such as a canteen and transportation. A distinctive feature is the STEAM-B approach, integrating Science, Technology, Engineering, Arts, Mathematics, and Business into learning, encouraging students to connect knowledge across disciplines. Students can also participate in clubs ranging from Chinese language and Fun Science to swimming and taekwondo.
Singapore International School of Bangkok (SISB) was established in 2001 and offers a multilingual education across several campuses in Thailand. The school combines the UK’s EYFS, the Singapore curriculum, Cambridge IGCSEs and A Levels, and the IB Diploma Programme at the senior level. With instruction in English, Chinese, and Thai, SISB supports a diverse student body and provides well-equipped facilities including science labs, libraries, sports complexes, swimming pools, and boarding accommodations at its main campus.
Australian International School Bangkok’s Soi 31 campus offers education from Foundation to Year 12 in the heart of Sukhumvit, Bangkok. Established in 2002, the school combines the Australian Curriculum in the early years with Cambridge Lower Secondary, progressing to IGCSEs in Years 9–10 and culminating in AS and A Levels. The campus is home to the AISB Innovation & Sports Centre, which supports integrated STEAM learning alongside extensive sports and performing arts programmes. Students study in English, with Thai compulsory and additional languages including French, Mandarin, Japanese, and German. The school community includes over 800 students from diverse backgrounds, supported by co-educational classes and a supervised transport system that links both campuses. Notable initiatives include the school’s Eco-Schools sustainability programme and its well-regarded Chess Academy, which offers specialist training and competitions. Together, these features make AISB’s Soi 31 campus a distinctive choice for families seeking international education in Bangkok.
Shrewsbury International School Bangkok – Riverside Campus, founded in 2003, is located beside the Chao Phraya River on Charoen Krung Road in central Bangkok. It educates around 1,900 students aged 3–18 across Early Years, Primary, Secondary and Sixth Form stages, all taught in English via the British National Curriculum, with IGCSE, AS‑Level and A‑Level qualifications. Each class typically hosts 21 students, capped at 25. The school’s Innovation Centre (opened 2021) includes robotics labs, computing suites and university‑style science labs, forming the hub of its STEM programme. The Performing Arts programme features school‑wide productions in a 5,800‑seat Memorial Hall and partnerships with professional theatre companies. Its Sports Performance Complex includes indoor halls, swimming pools, grass pitches, tennis and gymnastics facilities. Riverside also runs the Montri school bus service, featuring GPS tracking and RFID boarding records. With a selective entry process and dedicated Higher Education advisors, Riverside prepares students rigorously for global universities.
SBS International School Chiangmai is a co-educational day school located in the Hang Dong district, approximately 12 kilometers southwest of Chiang Mai city center. Founded in 2014, the school welcomes students from ages 2 to 18 and offers a Cambridge-based international curriculum. Programs begin with Early Years and progress through Cambridge Primary, IGCSE, and A Level qualifications in the Sixth Form. English is the primary language of instruction, and students also study Thai and Mandarin as part of the academic program. Class sizes are capped at 30 students to support focused and engaged learning. The school currently serves more than 485 students. At the upper secondary level, students can pursue specialized academic tracks in science, engineering, medicine, and business. These strands are supported by facilities such as a medical simulation center and offer hands-on learning through internships, mentorships, and applied projects, preparing students for targeted university and career pathways.
Krabi International School, established in 2015, offers the Cambridge curriculum from Primary through A Levels, following the English National Curriculum. Located in Nong Thale, just 15 minutes from Ao Nang and 20 minutes from Krabi Town, the campus provides a calm setting with views of Krabi’s iconic limestone karsts. Students aged 5–18 learn in small classes, averaging 18 pupils, with English as the main language of instruction and Thai and Chinese offered as subjects. Facilities include dedicated science laboratories, sports areas, and green spaces supporting the school’s environmental initiatives. A distinctive feature is its focus on sustainability, with projects such as solar energy use and on-site hydroponics. Co-educational and non-boarding, the school also provides a minibus service for transport. Clubs and activities range from Science and Chinese to Dance, Drama, and Football, reflecting opportunities for both academic and extracurricular growth within a supportive and community-oriented environment.
Kajonkiet International School Phuket (KIS), founded around 2011, is a co‑educational day school for ages 2–18 located in Phuket’s Kathu valley. Its British Curriculum, from EYFS through IGCSE and A‑Levels, is delivered entirely in English. Set on 15 Rai of landscaped countryside, KIS features dedicated music and sports facilities, nurturing both athletic and creative passions. The school supports students with EAL and SEN programs. International languages taught include Thai, Chinese, and Japanese. Daily transport services cover the island. Strengths lie in academic enrichment, sports, and arts, evidenced by a parent-reported music scholar platform and robust sports offerings.
Varee Chiangmai International School (VCIS) in Chiang Mai, Thailand, established its international programme in 2010 serving students aged 2 to 18. VCIS follows the British national curriculum, offering Cambridge IGCSEs in Years 10–11 and Cambridge AS & A Levels in Years 12–13. Located on Mahidol Road in the Nong Hoi district, the school sits within a green Chiang Mai neighbourhood approximately 10–15 minutes from downtown Chiang Mai. Instruction is in English, with Thai and Mandarin taught in Primary; and Thai, Mandarin, and German offered in Secondary Venture Campus International School, VCIS features dedicated digital learning resources—classroom-connected devices, three computer labs, and a 3D-printing facility—with subjects like visual arts, drama, and design built into the curriculum from Year 1 to Year 13. The school supports the Duke of Edinburgh Award, student council leadership, community service programmes, and formal careers education, helping students prepare for university applications globally.
Windfield Koh Samui sits on Had Lamai Road in Maret, Koh Samui, welcoming students aged 2 to 18. The school delivers dual curricula in French and English (Cambridge pathway), with Cambridge IGCSE, AS Levels, and A Levels, alongside a French curriculum approved by AEFE. It is AEFE-affiliated and certified by Cambridge and Oxford to award internationally recognised diplomas. Class sizes are small, enabling personalised attention and strong teacher–student relationships. The campus offers uniforms, a wide range of extracurricular activities including sports, arts and music, and clubs, with scholarships for students excelling in arts, music, sports and academics. Student wellbeing is supported by counselling and dedicated learning support; healthy food services and school bus transportation are available. A distinctive feature is the linguistic and cultural exchange fostered by combining French and British study on a single campus, preparing students for global opportunities.
Located in central Phuket, HeadStart International School’s Chaofah City Campus offers a British-style education for children aged 2–18. Following the English National Curriculum, the school prepares students for Cambridge IGCSE and A Level or BTEC pathways. Its campus features classrooms, two football pitches, a 25m swimming pool, tennis courts, science labs, and theatres. Standout programs include the Eco School initiative, empowering students to lead sustainability efforts and collaborate on environmental projects. The CAPA program enables expression in music, drama, and art, with termly showcases. Languages taught include Thai, Mandarin, French, and Russian. Students enjoy ) a wide variety of enrichment clubs, and a comprehensive transport service. With teachers from the UK, Australia, and the US, and a strong emphasis on academic and personal development, the school is well-suited to international families seeking continuity and quality education in Thailand.
Anglo Singapore International School’s Campus 64 in Bangkok offers schooling from Kindergarten to Junior College with a curriculum that blends Singaporean and British approaches, leading to Cambridge IGCSE, AS and A Level pathways. The campus runs a daily transport service and canteen facilities for day students. Co-curricular options include sports (e.g., basketball, football, swimming), creative arts (music, dance, drama, visual arts), and academic clubs (robotics, eco-science, spelling bee), plus language clubs in Chinese and Japanese. A distinctive feature is the Community Involvement Programme (CIP), which requires students from Secondary 1 to JC 2 to complete three service outings per year. Campus 64 also serves as an open examination centre for Cambridge International and Pearson Edexcel, and hosts the SAT. Instruction is in English, with strong support for Thai and Mother Tongue.
Singapore International School Chiangmai (SISB Chiangmai), established in 2017, is centrally located in Chiang Mai’s historic Si Phum district, near iconic temples and cultural landmarks. The school serves approximately 277 students aged 2 to 18 in a trilingual environment, with instruction in English. SISB Chiangmai offers the Singapore curriculum in the primary years, followed by the Cambridge IGCSE programme in Grades 9–10 and Cambridge AS & A Levels in the Sixth Form. The Early Years programme is based on the UK’s EYFS framework. Known for its close-knit community and experiential approach, the school provides enrichment through co-curricular activities such as taekwondo, swimming, hip-hop dance, and performing arts. SISB Chiangmai is also a certified centre for The Duke of Edinburgh’s International Award, which enhances students’ outdoor learning and leadership skills. With small class sizes, the school combines academic progression with vibrant student life in a culturally rich setting.
Opening in August 2026, Glenalmond Phuket International School sits within the Thanyapura Sports & Health Resort in northern Phuket. The school provides the English National Curriculum, Early Years Foundation Stage (EYFS), and the Singapore Mathematics curriculum from Years 1 to 9, culminating in IGCSE, A-Level, and BTEC qualifications. Mandarin Chinese is a compulsory subject for all students. A distinctive feature of Glenalmond Phuket is its integration of personal wellbeing and digital literacy into the core timetable. The campus includes specialized rooms for coding, artificial intelligence awareness, robotics, and mindfulness. Because of its partnership with Thanyapura, students have direct access to Olympic-sized swimming pools and extensive athletic training grounds. The campus features a 450-seat auditorium and dedicated spaces for dance, drama, and design technology. Through its connection with Glenalmond College in Scotland, the school maintains traditional educational foundations while adapting to modern technological advancements.
Glory Singapore International School – Sukhumvit Campus is located at 33 Soi Wachirathamsatit 18, Sukhumvit 101/1 Rd., Bangna, Bangkok 10260. The campus offers the Singapore Curriculum alongside Cambridge IGCSE, Cambridge International AS Levels, and Cambridge A Levels. It provides trilingual education in English, Chinese, and Thai, with most subjects taught in English within an English-Chinese speaking environment. The school has been authorized to use the British curriculum since 2008. The Primary School blends British and Singapore curricula, enhanced by practices from CDE and top-performing PISA schools. Maths and Science follow the Singapore framework, while the Secondary School serves Grades 7–12. Grades 7–8 combine Singapore and Cambridge study, with a progression to Cambridge IGCSE in Grades 9–10 and Cambridge AS/A Levels in Grades 11–12, including June and November examination sessions and internal assessments aligned to IGCSE. Extracurriculars include trips, arts activities, and Grade 8 Science visit and Chinese Speech Competition.
Meritton British International School in Chiang Mai opened in 2018 and offers day education for children aged 2 to roughly 16 (Pre‐Nursery to Year 11). Located on the edge of Chiang Mai’s old city, the campus is surrounded by greenery and within easy reach of the city centre and nearby mountains. The school uses English as the main language, with Thai taught according to national guidelines and Mandarin for older students. It begins with the UK’s EYFS framework, then transitions to the Cambridge Primary International Curriculum, followed by Cambridge Lower Secondary, and the new IGCSE programme in Years 10–11. From 2026, the school plans to introduce Cambridge International AS & A Level. Classes remain small, with a community of around 300 pupils. Principal Gary Booth leads a team of mostly native-English qualified teachers. The school’s Values-based Education programme—Thailand’s first VbE Quality Mark awardee—combines regular values lessons, mindfulness practices, enquiry-based learning and life‑skills projects, making it a distinctive offering for families seeking character‑focused international schooling.
Mooltripakdee International School (MIS) is located east of Pattaya, Thailand, and serves students aged 2 to 18. The Early Years programme (ages 2–5) combines the Early Years Foundation Stage (EYFS) with Montessori methods. Primary students follow the English National Curriculum, while Secondary students are prepared for Cambridge IGCSEs, with plans to offer A-Levels. The medium of instruction is English. Students also study Thai and Chinese as subjects. The campus includes dedicated buildings for primary and secondary levels, a STEAM block for science, computing, and mathematics, music and art rooms, a library, and sports facilities such as a football pitch, swimming pool, and basketball courts. Class sizes average around 20 students. The school operates as a single-campus, co-educational day school and does not provide boarding.
Modern International School Bangkok is a co-educational day school offering the British National Curriculum from Nursery to Year 13. Students are prepared for Cambridge IGCSE and A-Level examinations in secondary years, with standard assessments at earlier stages. Facilities include science laboratories, ICT rooms, art and music studios, a library, a multipurpose auditorium, outdoor sports courts, and a swimming pool. The school also has a cafeteria and provides transport services through an outsourced provider.
Garden International School Bangkok, founded in 1999, is a co‑educational day school in the Sathorn district serving students aged 2–18. It follows the UK’s EYFS in Early Years, a modified British National Curriculum in Primary and Lower Secondary, Cambridge IGCSE in Key Stage 4, and Cambridge A Levels in Sixth Form. The school occupies a leafy, compact campus tucked among central Bangkok’s high‑rises, complete with gardens, an outdoor classroom, swimming pool, science labs, art studio and auditorium. Students engage in regular outdoor education trips from Year 3, residential camps, and competitive sports through GBAC and FOBISIA leagues. They can also participate in drama productions, choir, visual arts showcases, robotics, debating and yoga via a robust ECA program.
Amnuay Silpa School, established in 1926, offers children aged 2 to 18 a full bilingual Thai–UK education, following both national Thai and British curricula through IGCSE in Years 10–11 and A Levels in Years 12–13 . Located in central Bangkok’s Ratchathewi district, the school teaches primarily in English and Thai, with Mandarin as a third language. Notable facilities include dedicated labs, performance spaces, art studios, and sports fields used by 18 teams competing in regional leagues. A signature offering is its participation in the international **F1 in Schools** challenge, where students design miniature racing cars and compete globally. Additional extras include a TED Talk Club, Duke of Edinburgh Award, Student Enterprise, and the Excellelate STEM programme ; emphasizing skills in presentation, innovation, and leadership. This makes ANS particularly suitable for families seeking a bilingual school that combines national and international qualifications with hands-on, globally recognized initiatives.
Satit Bilingual School of Rangsit University (SBS Rangsit) in Pathum Thani offers families a bilingual education combining the International Baccalaureate Primary Years Programme (IB PYP) with Cambridge pathways including IGCSE and A Levels. Students enter from age two and continue through age eighteen, ensuring continuity across early years, primary, and secondary. Instruction is in both English and Thai, with Chinese also taught as an additional language. The campus features a gymnasium, Olympic-sized swimming pool, science and ICT laboratories, and dormitory accommodation for boarding students. A distinctive element of school life is the Color House System, which encourages collaboration across year groups through sports, performances, and community events. Students may also participate in the Duke of Edinburgh’s International Award, combining outdoor education with service opportunities. Together, these programs give SBS Rangsit its unique identity within Thailand’s international school landscape.
Bangkok Prep is a British-curriculum day school in central Bangkok serving ages 2–18 across Early Years, Primary, Secondary and Sixth Form. It follows the National Curriculum of England, moving to Cambridge IGCSE in Years 10–11 and A Levels or BTEC in Sixth Form. The campus at 77 Sukhumvit 77 sits near BTS On Nut, with a free shuttle and door-to-door bus services for families. The school reports an average class size of 22 and an enrolment of 1,600+ students. Languages include Thai, Japanese (First Language), and Spanish, French, Mandarin as second-language options, with English as the language of instruction. Notable facilities and programmes showcased include extensive sports provision and a structured Music Programme with private instrumental lessons. A distinctive hallmark is Bangkok Prep’s sustainability leadership: the school is Thailand’s first Eco-Schools Green Flag recipient and has achieved three consecutive re-accreditations.
BCIS Phuket International School, located in Chalong, Thailand, is a co-educational day school serving children aged 18 months to 18 years. The school offers two distinct academic streams: the British Cambridge pathway (from EYFS through A Levels) and the French National Curriculum, both taught on a single integrated campus. With average class sizes of 17, the school promotes close teacher-student interaction. BCIS is particularly recognised for its STEM facilities, including Phuket’s only school-based planetarium, hydroponics lab, robotics centre, and a horticultural research space. Students from both curriculum streams share access to the sports complex, Olympic-size swimming pool, and outdoor learning areas. The school community includes over 50 nationalities and offers support for English as an Additional Language. After-school activities span creative, academic, and service-oriented clubs. This structure provides students with a multilingual, multicultural environment that supports academic progression aligned with international benchmarks.
International Pioneers School (IPS), founded in 1998, is an international day school offering education from Kindergarten through Year 13. The school follows the National Curriculum for England, with students preparing for Cambridge IGCSE and A-Level or Pearson Edexcel qualifications in the senior years. IPS is fully accredited by ONESQA, WASC, and serves as an approved examination centre for both Cambridge and Pearson. Facilities at IPS include air-conditioned classrooms, science and computer laboratories, music and art rooms, indoor and outdoor play areas, and a library. The school also has a clinic with a full-time registered nurse.
Founded in 1998, International Pioneers School (IPS) serves students from Kindergarten through Year 13. The school follows the National Curriculum of England, offering Cambridge IGCSE and AS/A-Level programmes in the senior years. It is fully accredited by the Thai Ministry of Education, ONESQA, and WASC. The Bangkhae campus supports holistic development with spacious classrooms, science and computer labs, art and design rooms, a dedicated library, multi-sport courts, and areas for performances and school-wide events.
Lanna International School Thailand started as a small homeschool setup. Over time, it developed into a full international school for students aged 2 to 18. In 2018, the school relocated to a single campus in the Hang Dong district of Chiang Mai. This allowed the school to place all age groups on one site. The student body includes children from many different countries and currently serves about 1,000 students. The school uses a British-based curriculum. Young children follow the International Early Years Curriculum (IEYC), and the primary years use Cambridge Primary and the International Primary Curriculum (IPC). Secondary students take Cambridge IGCSE exams and can continue with AS and A Levels. There is also an option to earn an American High School Certificate. The campus includes science and STEAM labs, libraries, art and music rooms, a gym, football field, swimming pool, and outdoor play and sports areas.
Glory Singapore International School - Ramintra Campus, opened in 2024, offers a trilingual day school program emphasizing English, Chinese, and Thai. Situated in the Phraya Suren community of northeastern Bangkok, the school provides a blend of the British and Singaporean curricula for students aged 2 to 18. In the primary years, students follow the Cambridge Primary framework alongside the Singapore Mathematics and Science syllabuses. As students progress into secondary education, the curriculum transitions into the Cambridge IGCSE for Grades 9 and 10, culminating in Cambridge AS and A Levels for Grades 11 and 12. The campus enforces a strict English and Chinese-speaking environment outside of Thai language classes to reinforce daily linguistic immersion. A distinct feature of the school is its specialized focus on competitive mathematics; the faculty regularly prepares students to represent the school in international contests such as the International Mathematical Genius Olympiad.
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