In this research, the researcher discuss about a direct marketing promotion strategy of Aerotravel in the event of Garuda Indonesia Travel Fair (GATF) to induce the increase of sales. The researcher choose Aerotravel because of its direct marketing promotion strategy could be able to boost sales and exceeding the target in 2018 and this travel agent company has officially joined ASITA (Association of the Indonesian Tours and Travel Agencies) membership. The purpose of this research is to find out more about strategy of direct marketing promotion that has been applied by Aerotravel in order to boost sales and its profit, to know the barrier and supporters of this promotion strategy and to know the response they received from consumers directly about promotion conducted by Aerotravel. The kind of research used in this research is descriptive with a qualitative approach by using the data collection techniques which are interviews and documentation. The data analysis technique used a model of Mile and Huberman, in which consist of data reduction, data display and conclusion or verification. The result of this research indicates that the increase of sales is based on the phase planning that has been applied by Aerotravel, in the form of target determination the audience on all community members who generally by the people living in big cities with income middle class and upper middle, introduce the product personally, using design in accordance with AIDA message, give merchandise, setting the number of budget promotions to the needs of product. A direct marketing promotion strategy which was done by Aerotravel is using the form of media flyer, email and whatsApp blast.