Halcyon London International School
5.06 reviews 33 Seymour Place, London
Verified profile4.5+ ratingAges 11–16
ISA Ranking 2026
Discover the Best 10 International Schools in London city, United Kingdom for 2026. Review curricula, tuition fees and admissions options for your family.
How is the ranking calculated?10 schools in the ranking
5.06 reviews 33 Seymour Place, London
Verified profile4.5+ ratingAges 11–16
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4.5+ ratingAges 3–18
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Ages 3–18
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Ages 3–18
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4.5+ ratingAges 3–18
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4.5+ ratingAges 4–18
5.05 reviews Southside, Wimbledon Common, London
4.5+ ratingAges 7–18
ISA Rankings
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