Edited by Aziza Francienne · B2C Marketing Manager
Bangkok has over 30 international schools charging under THB 500,000 per year, making quality international education accessible to a wider range of families than many assume. These schools are often found outside the central Sukhumvit corridor, in areas like Bangna, Rangsit, and outer Bangkok. Many offer British or American curricula with solid academic outcomes despite lower fees.
Compare 33 Affordable international schools in Bangkok, Thailand. Filter by curriculum, fees (average THB 249,962), location, and more to find the right international school now.
Trinity International School (TRIS), established in 2003 and located at 30 Sukhumvit Soi 36 in Bangkok’s residential Sukhumvit district, serves around 450 students aged 3 to 18. The school follows an American Curriculum based on California's Common Core, with the option to pursue Advanced Placement (AP) courses in upper grades. English is the language of instruction, and the school also teaches Thai and Mandarin. TRIS operates a school bus service, enhancing access from nearby neighbourhoods. The school is licensed by the Thai Ministry of Education and accredited by WASC and ONESQA. Notable strengths include emphasis on STEM (including a UC Berkeley partnership), academic enrichment through AP offerings, and a strong orientation toward service, rooted in values education.
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.
Wells International School’s Bang Na Campus, opened in 2011, serves children aged 2 to 10 years (Nursery through Grade 5). Licensed by Thailand’s Ministry of Education, the campus delivers an American curriculum, enriched by the IB Primary Years Programme (PYP) framework designed to cultivate inquiry-based learning and international-mindedness. The school is set on a leafy site just off Srinakarin 62, a short drive from Paradise Park and Seacon Square yet offering a relaxed, green atmosphere. Classes are deliberately kept small (about 16 students per classroom) to allow hands-on, child‑centred learning. Facilities include a library, computer lab, music & dance studios, swimming pool and parent lounge. The school places emphasis on creative arts, sport, and community service (students have engaged in water-treatment projects through their Grade 5 exhibition). Daily instruction is in English, with exposure to Thai language and cultural content. A Z‑zone bus service is available and tuition fees range from 112,000 to 132,500 THB per semester. Parents play an active role via a regular parent‑teacher organisation that plans family events and activities.
Rising Oaks International School Bangkok, established in 2006, offers the British Curriculum from Nursery (age 2.5) through Primary, with Lower Secondary launching in 2026. Located in Thawi Watthana District in western Bangkok, the campus includes spacious classrooms, dedicated science and computer labs, and on-site school bus services with trained monitors. Core subjects include English, Mathematics, Science, Thai, and Foreign Languages, with a strong focus on Computer Science beginning in early years. A standout feature is the school’s emphasis on visual and performing arts, described as “second to none” by the principal, Mr. J. S. Malhotra. With average class sizes of 20–25 students, teachers are able to provide focused instruction within a structured academic setting. The school operates as a private, co-educational day school, with instruction in English.
LFIB, Lycée Français International de Bangkok, is a long-standing French international school serving ages 3 to 18 in Bangkok. It provides a continuum from Nursery to Lycée, combining the French national curriculum with a British framework and Cambridge IGCSE options. As an AEFE member, LFIB offers multilingual education from early years, a dedicated kindergarten building, well-equipped classrooms, a library open all day, and the Center for Knowledge and Culture with a computer area and orientation services. Facilities include AEFE-UNSS and GBAC-affiliated sports programs and sport facilities for competitions. The Avenir pathway guides post-bac decisions from grade 6 onward, while Thai culture and language initiatives broaden intercultural understanding. The curriculum emphasizes international studies and innovative projects, and LFIB shares university destination data for post-secondary planning. Extracurricular life is active, with regular activity sessions and programs such as Web TV/Radio for hands-on media experience. Active parent involvement is encouraged through community events.
Opened in 2003, Kids’ Academy International School – Discovery Campus is located at the start of Ekkamai Soi 2, close to Ekkamai BTS in central Bangkok. Serving children aged 1.5 to 5 years, the school follows the British Curriculum with the Early Years Foundation Stage (EYFS). Class sizes are kept small, ensuring personalised attention from UK-qualified teachers. Learning is enriched with specialised programmes such as Twinkl Phonics, the Oxford Reading Tree, and Numicon Maths. Pupils can also join intensive Thai and Mandarin language programmes. Facilities and activities support holistic development through sports, creative arts, and STEM-focused projects. After-school options include ballet, swimming, Thai boxing, clay and pottery, and Young Scientists clubs. With English as the main language of instruction, the Discovery Campus offers a warm, engaging start to a child’s educational journey, supported by school bus services covering key Bangkok areas.
Invictus International Programme at Sathitpathum in Pathum Thani, Thailand, offers a comprehensive education for children aged 2.5 to 11 years. The programme is a collaboration between Invictus International School in Singapore and Sathitpathum Demonstration School. The curriculum combines the Early Years Foundation Stage (EYFS) framework with the Cambridge Primary Curriculum, enriched by Singapore Mathematics and the STEMWerkz Science Programme. The school emphasizes trilingual education, incorporating English, Thai, and Chinese languages. With class sizes ranging from 20 to 25 students, the school ensures personalized attention and a supportive learning environment. Facilities include a football pitch, swimming pool, and playground, promoting physical development alongside academic growth.
Kevalee International School, located in a peaceful suburb of Bangkok, serves students from approximately 2½ to 18 years old and follows a modified American-style curriculum with a multicultural focus. English is the language of instruction, and Thai language and culture are taught across all grade levels. Small class sizes allow for close teacher–student interaction. The school is licensed by Thailand’s Ministry of Education and accredited by the Western Association of Schools and Colleges (WASC) in the USA. Facilities include a library, canteen, and sports areas, with access to a school van service for transportation. Distinctive programs include the “Trash to Cash” recycling initiative, where students sort recyclables, which are later sold to support community service projects. Annual traditions such as Sports Day, the Kevalee Fair showcasing student projects, and cultural celebrations like International Day encourage participation beyond the classroom.
Thai-Chinese International School (TCIS), located in Samut Prakan near Bangkok, offers an American curriculum with instruction in English, along with daily Thai and Mandarin classes from early years through Grade 12. Accredited by WASC and the Thai Ministry of Education, TCIS enrolls students from over 17 nationalities and supports trilingual learning as a core feature of its program. The school provides Advanced Placement (AP) courses in subjects such as Calculus, Biology, and Psychology during high school. Facilities include separate buildings for elementary, middle, and high school, plus a library, music rooms, science labs, and sports courts. A standout offering is TCIS’s After School Enrichment Program (ASEP), which includes Chinese calligraphy, hip-hop dance, watercolor painting, yoga, and additional language support in Japanese and Korean. With small class sizes and an average enrollment of under 700 students, TCIS emphasizes close student-teacher interaction while maintaining strong academic and language programs.
Bangkok Christian International School provides education from Kindergarten to Grade 12, following an American curriculum. Students work toward a U.S. high school diploma, and upper-level students can take Advanced Placement (AP) courses. The school includes daily routines that combine academic learning with Christian teachings and values. The campus includes classrooms, science and computer labs, a library, music and art rooms, sports courts, a swimming pool, and a chapel. Students participate in both classroom lessons and religious or service activities as part of their education.
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.
RC International School (RCIS), located in central Bangkok’s Pathum Wan district near Siam Square and Ploenchit BTS station, was established in 1998 and expanded into its Primary and Secondary school by 2001, with a new building and a swimming pool added in 2004. The school follows a modified British Curriculum with international perspective. Serving children from 18 months to around 12 years, RCIS remains small—enrolling approximately 150 students from 24 nations. Class sizes are capped at 25,). Facilities include a swimming pool, rooftop gym/computer room, library, and dedicated spaces for art, music, and ballet. School bus service is available to support daily transportation. Languages taught include English and Thai language and culture, with foreign languages introduced in upper Primary. The mix of robust academic preparation alongside arts and sport offerings gives RCIS a personalized and engaging environment for international families.
Raffles American School Bangkok, established in 2012, is situated in Samut Prakan province along Bangna‑Trad Road, just outside Bangkok’s city boundary. It serves students aged 2 to 18, from Pre‑K through Grade 12, following an American curriculum that awards a U.S. high school diploma. The school incorporates Advanced Placement (AP) courses, is accredited by WASC, and operates as a day school. English is the language of instruction, supported by native English-speaking teachers. The school offers a school bus service and features facilities like science labs and visual and performing arts studios. RAS maintains a co-educational environment that blends structured academic learning with opportunities for creative and athletic pursuits.
Knightsbridge House International School is a Singapore-affiliated international school located in Pak Kret, Nonthaburi. Opened in 2025, the school offers the Cambridge International Curriculum, starting from Year 1 and progressing toward IGCSE and A-Levels. The curriculum is enhanced by Singapore Math, Mandarin, and Thai language and culture, reflecting a multicultural approach to foundational learning. The campus features modern facilities including specialist science labs, art and music rooms, a swimming pool, outdoor play areas, and multi-sport fields.
TSI International School’s Wongwianyai Campus, established in 1985, delivers the British National Curriculum to children aged 2 to 11 across Early Years and Primary stages. Nestled in the Wongwianyai district of Bangkok on Prachathipok Road, it offers spacious classrooms, an air‑conditioned gymnasium, libraries, STEAM and arts studios, playgrounds, swimming pools, and a basement drop‑off area. The school teaches in English, complemented by instruction in Thai, Punjabi, Hindi, and Chinese. Specialist teachers lead STEAM, music, art, PE, and language programmes, alongside inquiry‑based learning in core subjects. This campus is known for its focused STEAM integration, creative arts provision, and active sports participation, including inter‑school competitions.
Royce Royal International School in Bangkok opened in February 2015 and serves children aged 1.5 to 11. It offers the British Early Years Foundation Stage for Nursery to Early Year 2 and the British National Curriculum for Years 1–6. The campus is located inside Ngam Charoen Village in Bang Khun Thian, within a secure residential compound covering approximately 4 rai (6,000 m²) of green space, accessible via Kanchanaphisek and Rama 2 roads. Class sizes are small, averaging eight students with a maximum of fifteen. Instruction is in English from early years, with Thai language lessons introduced around age three. The school features play-based indoor and outdoor learning programs, including phonics by age four, and offers ISA testing in Years 4–6. Royce Royal emphasizes hands-on STEM activities, practical learning like cooking and gardening, and outdoor exploration within its safe and close-knit learning community.
WeLearn Academy, located in Bangkok’s Sathon district, offers a flexible, project-based international education for students aged 6 to 18. The school delivers two core accredited pathways: the American curriculum via Acellus Academy (including AP options), and the British curriculum through CambriLearn (Pearson Edexcel IGCSE and A-Levels). Classes average 25 students and emphasize personalized learning, supported by online platforms and local mentorship. One of WeLearn’s distinctive features is its Project-Based Learning (PBL) program, which encourages students to solve real-world problems related to social impact, innovation, and entrepreneurship. The school also offers a bilingual track (English–French or English–Thai) and coaching in digital skills like AI and robotics. Located near Lumpini Park, students benefit from weekly off-campus physical education and wellness sessions.
Bangkok Adventist International School (BAIS), located in the Watthana district of central Bangkok, offers a Christian and American-style curriculum for children aged 3 to 14 (Kindergarten through Grade 8). The school’s instruction is in English, with a strong emphasis on character development grounded in Christian values. Situated in the Sukhumvit 71 area, the campus provides easy access to families living in central Bangkok. One of BAIS’s distinguishing features is its integration of spiritual education into daily learning, reflecting its Seventh-day Adventist affiliation. The school emphasizes moral development alongside academic progress and encourages service through community involvement. Its curriculum aligns with U.S. educational standards, making it suitable for families transitioning from or into American-based systems.
Ekamai International School (EIS) is a Christian, co‑educational international school in central‑east Bangkok, serving students from Pre‑K to Grade 12, with over 33 nationalities represented and approximately 77 % Thai families. Founded in 1946 and relocated to its current Watthana District campus in 1957, it sits on Sukhumvit 63 (Ekkamai) near the BTS Ekkamai station and the Eastern Bus Terminal, a well‑connected urban neighbourhood with cafés, shopping and transit links. EIS follows a US curriculum with Advanced Placement (AP) options in high school, and provides instruction in English as well as Thai language & culture, Japanese, Spanish, French, German, and Mandarin. A distinctive feature is its Pathfinder programme for Grades 5–8 students, which engages them in camping, nature hikes and leadership workshops as part of a global Adventist youth tradition. With accreditation by WASC and AAA, the school combines religious studies, a weekly chapel, and a supportive community grounded in spiritual values.
The AISB Sukhumvit Soi 20 Campus, founded in 2002 as the school’s original site, serves children from 18 months to around five years old (Nursery 1 to Year 1) in a residential pocket of central Sukhumvit. The campus constructs its early learning around the Australian Early Years Learning Framework ‘Belonging, Being and Becoming’, promoting inquiry-based and play-centred experiences. Instruction is in English, and staffing includes native, qualified teachers. A co-curricular program incorporates art, music, sports, sciences and digital technologies—giving children opportunities to explore STEAM and creative expression from the outset. Daily bus and shuttle services ensure smooth journeys for local families and connectivity to the Upper Primary & Secondary campus on Soi 31. With low student numbers per class (typically 15–18) and a nurturing, tightly knit setting, the Soi 20 campus offers a welcoming first step into school life.
Established in 2007, BCISB is the first and only school in Thailand offering the British Columbia (Canada) curriculum, accredited by both the BC Ministry of Education and the Thai Ministry of Education. Students graduate with the Dogwood Diploma, a Canadian high school qualification, and can also earn a Thai high school equivalency. The school emphasizes inquiry-based learning, critical thinking, and global citizenship. BCISB’s campus includes modern classrooms, science and IT labs, a music and drama studio, art room, swimming pool, gymnasium, and outdoor sports areas.
First & Future Steps International School Bangkok (FSB) educates children from 16 months to 11 years in the central Sukhumvit 31 and 39 area of Watthana. Founded in 1997 as The First Steps preschool, the school expanded in August 2024 to include its primary campus under the name Future Steps. FSB follows the British Early Years Foundation Stage (EYFS) in preschool and the British National Curriculum through Year 6. Teaching is conducted in English, with optional French and German classes. Facilities include two indoor swimming pools, sports areas, and spaces for creative arts. Signature features of the school include a strong play‑based creative arts program, integrated EAL support for young learners, and a convenient tuk‑tuk shuttle connecting the campus to the nearby BTS station.
NIVA follows the California Common Core curriculum from nursery to grade 12. Its program progresses through theme-based early learning, discovery-focused primary education, and structured skills development in middle and high school. In the upper grades, students may enroll in Advanced Placement (AP) courses to prepare for university admissions. The campus features a library, swimming pool, science and STEM labs, a multi-purpose court, a field, and spaces for art and creative activities. These facilities support a broad curriculum that includes academics, physical education, and the arts.
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.
TSI International School’s Wongwianyai Campus, established in 1985, delivers the British National Curriculum to children aged 2 to 11 across Early Years and Primary stages. Nestled in the Wongwianyai district of Bangkok on Prachathipok Road, it offers spacious classrooms, an air‑conditioned gymnasium, libraries, STEAM and arts studios, playgrounds, swimming pools, and a basement drop‑off area. The school teaches in English, complemented by instruction in Thai, Punjabi, Hindi, and Chinese. Specialist teachers lead STEAM, music, art, PE, and language programmes, alongside inquiry‑based learning in core subjects. This campus is known for its focused STEAM integration, creative arts provision, and active sports participation, including inter‑school competitions.
Sarasas Ektra School, founded in 1995 in Bangkok’s Bang Phongphang district, is Thailand’s first fully bilingual (Thai‑English) private day school. It welcomes children from nursery to year 12, with bilingual instruction across all levels. From Primary, English covers approximately 30–70% of lessons, supported by Chinese and Japanese language classes. In upper secondary, students can follow the school-designed Extra Class program or the externally accredited Global Assessment Certificate (GAC), preparing them for international university entry. The school hosts events such as annual Science Day for project exhibitions, Music Works festivals, and traditional celebrations, supporting both academic and creative growth . Known for small GAC classes that build independent learning and research skills, Sarasas Ektra also emphasizes IT-integrated, child-centered teaching.
Wells International Kindergarten – Thong Lo Campus opened in 2003 and is situated at 6 Sukhumvit Soi 51, within walking distance of Thong Lo BTS station in Bangkok’s residential Thong Lo district. The campus offers an American‑based kindergarten curriculum for children aged 2 to 7, framed by the Thai Ministry of Education and Wells’ own standards. The layout centers around a child‑safe courtyard with slides, swings, and ample natural light, surrounded by classrooms equipped with technology for hands‑on learning. Specialist facilities include an art studio, music and dance studio, computer lab, and a small gymnasium, along with a swimming pool and bicycle track, supporting creative and active play . Headed by Gona Narula, this co‑educational, early‑years campus emphasizes a nurturing, play‑based environment aimed at fostering confidence and imagination in children aged 2–7 from a diverse international community.
Centurion International School is a private international school in Bangkok offering the British curriculum, primarily serving students in early years and primary levels. The school focuses on foundational subjects like English, mathematics, and science, supported by rotating foundation subjects and project-based learning. The campus includes air-conditioned classrooms, a science lab, music and art rooms, a library, an indoor play area, and outdoor playground facilities. Technology is used in classrooms to support learning, and the school offers school bus services and a canteen.
AIT International School offers an international curriculum standards for English, mathematics, and science. Instruction is delivered entirely in English, and Thai language classes are provided both for native Thai speakers (Thai A) and for those new to the language (Thai B). At the Nursery to Kindergarten level, the curriculum is theme‑based and focuses on the physical, social, emotional, and cognitive development of young children. In Grades 1–6, the school delivers a broad range of subjects including Language Arts, Mathematics, Science, ICT, Social Studies, Music, Visual Arts, Library Lessons, Thai Language, Physical Education, Health & Counseling. Learning is organized into clearly defined first and second semester plans. The teaching approach is child‑centred and inquiry‑based, utilizing tools such as projects, portfolios, group discussions, problem-solving activities, field trips, and portfolio-based assessment.
BSB British International Primary School, established in 1992, offers the English National Curriculum and EYFS for children aged 2 to 11. Located on Sukhumvit Soi 4 in central Bangkok, the school provides a nurturing environment with small class sizes—typically 12 to 20 students per class—and a strong teacher-to-student ratio (as low as 1:6 in Nursery). Core instruction is in English, with Thai taught as a language subject and additional language options available through extracurricular programs. One distinctive feature is the school’s extensive after-school activity program, which includes ballet, drama, swimming, science club, coding, and multiple language clubs (Thai, Chinese, Japanese), encouraging exploration beyond the classroom. Outdoor play areas and a focus on wellbeing support student development. The school operates a daily bus service and maintains a close-knit, community-oriented setting.
St. Mark’s Australian International School, established in 1999, was the first Australian international school in Thailand. It offers a bilingual curriculum that blends the Australian and Singaporean education systems in primary, and transitions to the Cambridge IGCSE and AUSMAT (Australian Matriculation) for senior students. The AUSMAT programme is conducted in partnership with the Western Australian Government, enabling students to earn a WACE certificate and ATAR score for university admission globally. The school features modern classrooms, science and computer labs, music and performing arts rooms, a library, swimming pool, canteen, and outdoor sports facilities. Students have access to a wide range of extra-curricular activities, including language enrichment, STEM programmes, and cultural events.
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.
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.
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