CAISL follows an American educational pathway from early childhood to high school, with an IB Diploma option. Its Sintra campus serves the Lisbon area. The programme combines academics, arts and athletics, with English-language support for students who need it.
TASIS combines Core Knowledge and Singapore Math in the younger years with Cambridge IGCSEs and the IB Diploma later on. The school is in Sintra and serves students from pre-kindergarten through Grade 12. Its tuition includes meals and instructional materials.
American, British, IB
Comparing schools in Sintra
This page currently covers 2 schools listed in Sintra, Portugal. Coverage is growing and does not represent every private school in the area.
Compare the same grade at CAISL and TASIS
CAISL and TASIS Portugal are both listed in Sintra, with Linhó campus addresses. Their educational pathways and fee inclusions differ. CAISL’s American pathway includes an IB Diploma option; TASIS progresses through its earlier curriculum to IGCSE and IB.
Both profiles contain 2026/27 tuition tables. CAISL adds a building fee for the first five years from Grade 1. TASIS lists a one-time campus enhancement fee from Kindergarten and includes meals in tuition. A younger child’s tuition should not be compared with a secondary example at the other school. TASIS also restricts Grade 10 transfers to compatible IGCSE study.
School facts are drawn from the linked school profile and its published sources. Comparison advice is SchoolMatch Europe editorial.
Curricula represented: American, British, IB. Labels describe the published programmes; qualifications and entry points vary by stage.
Reported teaching languages: English. Check the language of instruction for the specific class; a language subject is not the same as a bilingual programme.
Fees: 2 of these profiles contain a grade-specific annual tuition example. Compare the same school year and stage, then add compulsory extras.