E-payment emerges as one of the most promising technologies that have achieved significant advancement and allure globally. Nevertheless, the adoption rate of e-payment remains considerably low in Vietnam, posing challenges for enterprises in persuading customers to enhance their behavioral intentions. Consequently, the focal point of this study pertains to the identification of determinants influencing individuals' e-payment behavioral intentions. Subsequently, through the utilization of a non-probability sampling technique, a survey was conducted among over 276 employed individuals aged 18-35 in four districts of Ho Chi Minh City. The findings derived from SPSS 20.0 analysis revealed six factors - Perceived Ease of Use; Perceived Usefulness; Security Issue; System Quality; Payment Knowledge and Epistemic Influence - exerting positive impacts on individuals' e-payment behavioral intentions. Subsequent to this, managerial implications were formulated based on these identified factors. Lastly, research avenues were also proposed for enthusiasts seeking to delve deeper into the relevant subject matter.