Introduction: The development of dental tourism has grown globally. Dental tourism is a search for dental and oral health care in other countries. Bali has the potential to develop the dental tourism industry. The purpose of this study was to determine the knowledge and attitudes of foreign tourists in Bali towards dental tourism. Method: A cross-sectional descriptive study has been carried out with a sample of 98 foreign tourists at International Departure Terminal I Gusti Ngurah Rai Airport. Respondents were given questionnaires with closed questions to evaluate their knowledge and attitudes towards dental tourism. The data were obtained then analyzed descriptively and displayed in the form of a frequency distribution table. Results: As many as 46.9% of respondents had heard of dental tourism, while only 15% knew of dental tourism services in Bali. The dominant source of information is by word of mouth. Most respondents only knew two factors driving dental tourism. Respondents knew all the treatment options available in the questionnaire. Respondent’s attitude towards dental tourism shows uncertainty. As many as 68.4% of respondents said they were not interested in dental tourism, of which 76.2% said they were satisfied with care in their home countries. Conclusion: In general, foreign tourist’s knowledge of dental tourism was low. The general attitude of tourists to dental tourism shows uncertainty and interest in low dental tourism. It is recommended to increase promotion effectively and creatively by utilizing internet to support the potential of dental tourism.