Edited by Giulia Ceccon · Chief Marketing Officer
Portugal has 7 international schools matching the premium category, offering families genuine choice across different price points and locations.
Compare 8 Premium international schools in Portugal. Filter by curriculum, fees (average EUR 18,968), location, and more to find the right international school now.
Greene's College Oxford - Lisbon is an international tutoring college delivering British A Levels and IGCSEs to students worldwide. It serves learners aged 14 to 18, with courses tailored to each pupil's goals and needs, including those taking exams for the first time or retaking. The curriculum combines three elements: inspirational tutors, paired or small-group tutorials, and Greene's Online, underpinned by the Oxford-style tutorial approach delivered online. Students benefit from paired or small-group tutorials with instant feedback, plus weekly Personal Tutoring, Leadership sessions, and access to a wide range of student-led societies. The college operates from Oxford with on-campus study, while offering online tuition and having spaces in Estoril and Lisbon, Portugal, making it feasible for international families. Greene's College Oxford is Oxford's oldest tutorial college, blending traditional tutorial methods with flexible online delivery to support independent study and leadership development. This approach aligns with international families seeking flexible study.
The Lisboan International School is a British international school in central Lisbon. Opened in September 2025, it currently serves students from FS1 to Year 10, following the Cambridge International Curriculum and progressing to Cambridge IGCSE examinations at the end of Year 11. From 2027 it will offer the International Baccalaureate Diploma Programme. The school occupies a historic building in Alcântara that has been renovated into flexible, innovative learning spaces powered by solar energy and designed for low energy use. The City as Our Classroom approach links learning to Lisbon's culture and community, fostering curiosity, confidence and global citizenship. The Artemis Education network supports the school, alongside COBIS membership and ongoing accreditation work toward CIS and WASC. A strong emphasis on outdoor education and sport is supported by partnerships with Atlético CP, Monsanto Forest Park and Escala25, while music and arts flourish through collaboration with the Lisbon Metropolitan Orchestra, inspiring education.
St. Julian's School is a British international school in Greater Lisbon, Portugal, welcoming students from ages 3 to 18 and international families worldwide. It has educated region since 1932 and offers pathways: English Curriculum and Bilingual Curriculum. The English pathway follows the National Curriculum for England from Nursery to Year 13, leads to GCSEs in Year 11, and provides IB Diploma or Career-related Programme in Years 12–13. The Bilingual Curriculum teaches the Portuguese National Curriculum in English and Portuguese for ages 6–15, with a foundation to GCSE before IB Year 12. Portuguese is compulsory to Year 9 in both routes. The school is accredited by CIS, COBIS, NEASC and the International Baccalaureate Organisation, and its Head is a member of the Heads' Conference. Its 18th-century palace sits on grounds at Carcavelos beach, with a €50 million Second Century project enhancing facilities and green spaces. Activities include MUN, Eco-Schools and CAS.
Greene's College Oxford - Algarve offers a British curriculum for learners aged 14 to 18, based in Mexilhoeira Grande, Portugal, as an Algarve hub of the historic Oxford tutorial college. The curriculum runs from IGCSEs through to A levels, taught via the Tutorial Method of Learning. Students work in small groups or pairs, guided by Socratic questioning and an emphasis on independent study to develop confidence, critical thinking, collaboration, and strong oral and written communication, preparing them for university life. The Algarve hub marks Greene's expansion to Portugal, supporting local families and a dedicated group of Algarve students this academic year. The school reports results reflecting its approach, including 45% A* or A in 2022-23, and notable achievements such as a 2023 online student attaining the highest AQA AS Geography mark. Greene's holds a Guinness World Record for the youngest student to complete a full A-level programme at age 8.
Oeiras International School (OIS) is a non-profit, parent-founded International Baccalaureate World School offering a full IB Continuum for ages 6 to 18. The curriculum spans the Primary Years Programme (PYP) for ages 6 to 10, the Middle Years Programme (MYP) for ages 11 to 16, and the Diploma Programme (DP) for ages 17 to 18. The school is housed on the Quinta de Nossa Senhora da Conceição estate in Barcarena, Oeiras, a historic 17th‑century property with riverine and woodland spaces that support hands‑on learning. Facilities include the Palace library, science labs, art and music rooms, classrooms in the Pavilion and White/Orange Building, and on‑site sports amenities such as a swimming pool, basketball court, football pitch, and a multisport pavilion. The campus also runs social projects from its garden farms and offers diverse co‑curriculars, languages, MUN, and the Duke of Edinburgh award. Students graduate ready for university admissions and global citizenship.
Carlucci American International School of Lisbon (CAISL) is a nonprofit, non-denominational day school serving students from age 3 through 18. It offers both the American curriculum (EC3–12) and the International Baccalaureate Diploma, under a Portuguese Ministry of Education license that authorizes awarding the American High School Diploma and the IB Diploma. English Language Arts and Mathematics align with the Common Core, Science follows the Next Generation Science Standards, and Social Studies uses the C3 Framework. Portuguese is taught from Grade 1 to 9 in Native/Fluent Speakers and Portuguese as a Foreign Language tracks. CAISL is affiliated with the U.S. Office of Overseas Schools. The Linhó campus hosts Pre‑School to High School with science labs, arts spaces, 400-seat theatre, a main library, and athletics facilities including a soccer field, fields, basketball courts, a track, indoor gym, and a fitness room. CAISL offers Model United Nations and arts, athletics, and service programs.
The British School of Lisbon is a British international school in Lisbon offering the English National Curriculum with Cambridge IGCSE, Cambridge International AS Levels and Cambridge A Levels. It serves learners aged 3 to 15, with the Cais do Sodré campus for primary and the Restelo campus for secondary, housed within the CF Os Belenenses sports complex. Phase I of the Restelo campus opened in September 2024 and Phase II is planned for Summer 2025. The English National Curriculum forms the core and is adapted to provide an international perspective, including studies of local culture, language and heritage. From enrolment, a dedicated team creates a personalised academic plan guiding students through selecting and applying to universities in the UK, US and worldwide. Phase I provides bright classrooms, science laboratories, play areas and sports fields; Phase II will add more science labs, a design & technology suite, a large library and expanded outdoor space, plus extensive sports facilities including an indoor hall. Extracurricular activities include sports, languages and coding; after-school activities are compulsory and selected each term by parents to balance active and intellectual programmes.
TASIS Portugal is an international school for students aged 3 to 17, located on a purpose-built Sintra campus that opened in 2020. The curriculum combines Cambridge IGCSE in Grades 9–10 with the International Baccalaureate Diploma Programme for senior years; progression from IGCSE to the IB requires passing six subjects with a grade C or better, and IB assessments include Theory of Knowledge, Creativity, Activity and Service, and the Extended Essay, with a diploma score up to 45. The campus offers two libraries, a Lower School Learning Commons, a full-size theater and a smaller theater, dedicated music and art rooms, and a turf field for outdoor sport. The After-School Activities Program provides coding, robotics, sports, arts, music, MUN and language clubs for Grades 1–12. Creativity, Activity and Service is embedded in the IB, and the school plans to graduate its first class in spring 2026. TASIS Portugal operates under TASIS Foundation.
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