[3] Western Heights High School offers Cambridge International Examinations in addition to the National Certificate of Educational Achievement (NCEA).

In August 2024, students from Beppu Shosei visited Western Heights High School for one week on a cultural exchange.

In October 2024, 17 students and staff from Western Heights High School attended Beppu Shosei for one week.

[5] Western Heights High School offers international enrolment from a variety of countries.

For the year 2025, international student fees to study at Western Heights High School ranges based on duration of the students' duration of stay, travel insurance, NCEA standard admission, student visa renewal, school uniform, school and extra curricular expenses, Christmas holiday fee, and additional recreational expenditure.