Edited by Aziza Francienne · B2C Marketing Manager
If you're researching international schools in Sri lanka 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 9 of the schools below. Annual tuition spans roughly 97,500–1,518,600 LKR, with the average sitting around 440,425. Schools range from new openings to long-established names like Royal Institute International School - Havelock Town Campus (opened 1971).
Compare 9 Cambridge AS Levels international schools in Sri lanka. Filter by curriculum, fees (average LKR 440,425), location, and more to find the right international school now.
Royal Institute International School’s Havelock Town campus provides education from nursery through A-Levels. Students can pursue the Sri Lankan National Curriculum, Cambridge qualifications (Primary through Advanced), or Pearson Edexcel IGCSEs. The campus features dedicated physics, chemistry, and biology laboratories alongside specialized IT centers. The adjacent Wijerama Sports Complex supports the athletic program with a swimming pool, basketball and badminton courts, and a gymnasium. A notable feature is the institution's Cambridge School Centre status, which allows students to take staged assessments for Cambridge AS and A-Levels progressively rather than in a single final sitting. The school’s co-curricular program includes the highly decorated Model United Nations (RIMUN) club, which frequently competes at inter-school levels, and a Mathematics Club that recently engaged students in statistical modeling of local health data. An active Interact Club connects students directly with community service projects across Colombo.
Wycherley International School Dehiwala is a co-educational Cambridge curriculum school for ages 3 to 18, located at 13, 15, 17 Sri Maha Bodhi Road, Dehiwala, Sri Lanka. The school teaches the Cambridge Primary, Secondary, IGCSE, AS and A Levels in English from Elementary through Senior School, with Cambridge Primary covering UKG to Grade 2, Secondary 01 for Grades 3–5, and Secondary 02 for Grades 6–8. It is the Cambridge Centre in Sri Lanka, endorsed by the University of Cambridge, offering a continuous pathway from Primary to Senior School. A Learning Resource Centre provides individualized academic support, therapies, IEPs and progress‑based planning, alongside science labs, computer labs, art rooms, libraries and performance spaces. Extracurriculars include Chess, Western Band, Choir, Hewisi Band, Interact Club and Toastmasters, plus a sport program. The campus emphasizes safety, digital learning tools and inclusive education, with branches expanding since 1996 to strengthen Cambridge provision across the country.
Galle International College is the first Cambridge International School in the Southern Province of Sri Lanka and is Cambridge Accredited. The school serves ages 2 to 18, with two campuses: Little Kids (2–10) and Big Kids (10–18) at 12 Hirimbura Cross Road, Galle. The curriculum follows the English National Curriculum and Cambridge Assessment International Education, delivering Cambridge Primary, Lower Secondary, IGCSE and International A Levels. It operates as an Associate School for Cambridge Examinations and provides Cambridge Checkpoints at the end of Lower Secondary. The campus emphasizes digital technologies, with projectors in every classroom and access to laptops and tablets. After-school activities run from 2:00 pm; some clubs are free and finish by 3:00 pm, with others offered for a term-based fee.
Wycherley International School Gampaha is an Independent Cambridge International School delivering Cambridge education from UKG through A‑Levels on a three‑acre campus at No. 05, Mudungoda, Miriswatta, Gampaha. The Cambridge Curriculum is delivered in English, with Sinhala, Tamil, French and German taught as additional languages. The Early Years option Wycherley Montessori serves younger children. Primary education (UKG to Grade 2) builds foundations in English, Mathematics and Science with Art, ICT and PE; Cambridge Primary Checkpoint is taken at the end of Grade 5. Cambridge Secondary 01 covers Grades 3–5 and Cambridge Secondary 02 Grades 6–8 with Checkpoint at Grade 8. Cambridge Advanced (Grade 9–12) includes Cambridge O‑Level in Grade 10 and Cambridge A‑Level in Grade 12. The campus hosts libraries, science and computer laboratories, a 25‑metre pool, basketball and netball courts and cricket pitches, plus art rooms, performance spaces and outdoor play areas. The school emphasises a diverse, multi‑ethnic student body and co‑curricular programme, including Model United Nations, Toastmasters, choir and bands.
Stafford International School is a day school in Colombo, Sri Lanka, delivering the British National Curriculum with Cambridge IGCSE and Edexcel IAL examinations. The school has been a Cambridge International Examinations center since 2015 and began offering Cambridge IGCSE and Edexcel IAL exams in 2019. English is the primary medium of instruction, with Sinhala, Tamil, French and German taught as additional languages. The campus includes an auditorium, indoor cricket nets and a basketball court, and its central Colombo location provides access to a wide range of facilities nearby. The school serves up to 1,100 students, with an average class size of 22 and a teacher-to-student ratio of 1:10. Stafford maintains a nurturing pastoral care system and emphasizes drama and the arts, including a drama program and annual stage performances. A broad range of sports and clubs, including Interact Club and Model United Nations, support extensive co-curricular life and global awareness.
Gateway College Ratmalana offers an internationally oriented education for students aged 2–18, within a Sri Lankan context. The school follows a British curriculum with progression through Pearson Edexcel IGCSE, Cambridge IGCSE, Cambridge International AS and A Levels, enabling flexible pathways. The Gateway Curriculum Prism integrates academics, sport, co-curricular activities and character development to support the whole child. The Ratmalana campus, opened in 2018, features a floodlit football ground and a modern pavilion, plus a basketball court, cricket nets and a badminton court on a 3-acre site serving 300+ students. Academic facilities include ICT and science laboratories, STEM rooms, smart classrooms and a library; specialist arts spaces support drama, music and visual projects. A Production & Broadcasting Studio, Music Room and creative arts rooms underpin performance and media work. The school offers daily religious observances and a broad range of clubs, including Debating Club and MUN, and language and cultural societies.
Gateway College Negombo is a co-educational international school serving ages 2 to 18. Established in 2007, it sits beside the Negombo lagoon and offers a Foundation to Graduation framework from Play Group to Degree Level. The curriculum is modeled on the English National Curriculum, with local content in history, culture and civil society, and it includes British IGCSE, Cambridge IGCSE, Cambridge International AS and A Levels, and BTEC qualifications. The program integrates academics, sports, co-curricular activities and personal development through a Curriculum Prism designed to prepare students for university and life. The campus features extensive facilities, including a 50-metre swimming pool, libraries, science and design technology laboratories, an Innovation Studio, an auditorium and ICT suites, with interactive whiteboards and BYOD at A Level. A rich co-curricular programme supports debating, MUN, drama, robotics, languages and service, with recognition at COMUN and participation in national and international events for students worldwide today.
Royal Institute International School – Maharagama is a multi-curriculum campus serving students from age 2 to 18 on No. 11, Apeksha Hospital Rd, Maharagama, Sri Lanka. The Maharagama branch offers Montessori (AMI), Cambridge (Primary to A/AS Levels), Cambridge IGCSE, Cambridge International AS Levels, Cambridge A Levels, and Pearson Edexcel IGCSE, giving families a choice between Cambridge and national curricula. Established in 2005, the branch now educates over 1,000 students across more than 50 classrooms, with dedicated science laboratories for Biology, Physics and Chemistry, modern ICT laboratories, and a library that supports learning. The school is equipped with a Sports Complex in Wijerama featuring a swimming pool, gym, and multiple courts, enabling a wide range of indoor and outdoor activities. Extracurriculars include Interact Club, RIMUN, Mathematics Club, Drama Circle, Art Club, and Media Club. A Promising Leaders program and Interact activities foster student leadership, academic inquiry, and community engagement across campuses.
Oasis International School, Colombo, founded in 2000, is a private international school located in Colombo 12, Sri Lanka. It serves ages 2–18 (play class through Grade 12) and offers two curricula: Pearson Edexcel IGCSE and the Sri Lankan National Curriculum, with English as the medium of instruction in Primary. In Grades 1–5, pupils may follow either path; the Edexcel option provides IGCSE Ordinary Levels with two streams (Science and Commerce) and subject combinations such as Biology–Chemistry–Physics with Mathematics; or Accounting–Business Studies–Economics–ICT; or Chemistry–ICT–Mathematics–Physics. In Grades 9–12, both curriculums are taught; Edexcel offers IGCSE in Grade 10 and International Advanced Level in Grades 11–12, while the National Curriculum leads to the National GCE Ordinary Level in Grade 11. Oasis is a subsidiary of M. D. Gunasena. The campus has spacious classrooms, modern science laboratories, and a library of about 6,000 books in English, Sinhala and Tamil. The auditorium hosts music, theatre and dance; on-site facilities include a swimming pool, flood-lit futsal, football and cricket. Edexcel World Prizes recognize top marks in a subject at World, Regional or Country levels.
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