The study intends to analyze the degree of influence of such elements on students’ willingness to speak in English classroom and recommends some practical application to improve learners’ communication abilities. The study adopted Quantitative research and Qualitative research and research design with the participants of 150 students from three classes 10A3, 10A4 and 10A13 at Bac Ninh High School. A questionnaire and interviews were the two main sources to collect data for the analysis. The research revealed: 1. Willingness to communicate (WTC) of students is impacted by Subjective elements such as: Personality, Motivation, Confidence, Anxiety, Prepation, Mood
and Objective factors such as: Activity, Relationship with communicators, Classroom atmosphere, Topic. 2. The most affects on students’ WTC, which are Confidence, Personality, Relationships with communicators, and Classroom atmosphere. The least influential factors include Topic and Mood.