The aim of the current study is to assess the effects of acculturation factors on Saudi students at university language centres in Saudi Arabia and Australia when they studying or using English as a foreign language. Secondary research purposes were first to explore the relationships among participants' demographic data: age, level of English, prior English training and prior travel to an English-speaking country. Another secondary purpose was to determine the role and influence of cultural change on Saudi students' religious and cultural perceptions in the Australian context, and how those factors affect their language learning and culture adjustment