Kertajati International Airport is an international airport located in Majalengka Regency, West Java, this airport is still experiencing problems in the placement of signage that is less strategic. Based on the Minister of Transportation Regulation Number KM 22 Year 2005 and Appendix 9 Facilitation 2018, airport signs must be easy to understand and unobstructed. The application of these standards at the Kertajati International Airport Terminal is still not optimal, causing passenger confusion, especially in the departure area in finding routes after check-in. This study aims to determine the effect of signage placement on passenger satisfaction in finding routes at Kertajati Terminal and also to determine how much influence the placement of signage facilities has on passenger satisfaction at Kertajati International Airport. This research uses a descriptive statistical approach, which describes the numbers obtained from research and is described in the form of a systematic discussion. In this study, the data collection carried out was a survey method using a questionnaire (questionnaire). The survey method used is by distributing questionnaires to passengers directly in the Domestic Departure area at Kertajati International Airport. The data analysis techniques used are validity test, reliability test, simple linear regression test, T test and coefficient of determination (R2) test. Based on the results of analysis and discussion and data processing on the variable placement of signage facilities (X) on passenger satisfaction (Y), it is decided that the significant value obtained is 0.000, which means it is smaller or less than (<) 0.05, it can be concluded that the placement of signage facilities has a significant effect on passenger satisfaction at the Kertajati International Airport Terminal. The magnitude of the value of the effect of the placement of signage facilities on passenger satisfaction is known that the number obtained for the variable placement of signage facilities is 65.9% of the passenger satisfaction variable.

In supporting the progress of an airport, there needs to be infrastructure development and expansion, such as airside expansion. Sultan Muhammad Kaharuddin III Airport has expanded its airside such as runway, taxiway, and apron. The expansion of the airside aims to increase flight capacity, improve flight operational safety, improve flight operational efficiency, and support tourism in Sumbawa Besar. This study uses a qualitative research method with primary data collection through interviews and observations, as well as secondary data through documents related to airside expansion. Data analysis techniques use data collection, data reduction, data presentation, and drawing conclusions. This study was conducted at Sultan Muhammad Kaharuddin III Airport. The results of the study show that there is an expansion of the airside at Sultan Muhammad Kaharuddin III Airport, such as the runway, taxiway, and apron which has been carried out in several years. This airside expansion has a positive impact on flight operations. Where the impact is an increase in the number of passengers, increasing flight capacity and adding flight routes, as well as increasing flight security and safety at Sultan Muhammad Kaharuddin III Airport..

. In relation to employee performance as an executor of airport service users, human resources are needed who have good work motivation, so that they can influence work results according to service quality standards. The problems that the author observed during the OJT, the author saw a lack of time discipline to employees, there were several employees who came to work not on time and did not focus on serving passengers. The purpose of this study was to determine the extent to which the quality of PT Gapura Angkasa's pasasi services and the level of employee performance on passenger satisfaction at Adi Soemarmo Airport. This study uses quantitative methods with data collection techniques obtained directly, namely questionnaires, observation, and documentation distributed to 100 passengers at Adi Soemarmo Solo Airport. The data were analyzed using SPSS 25 software with normality test, multicollinearity test, linearity test, heteroscedasticity test, multiple linear regression equation, T test, F test, and coefficient of determination. The results of the T test conducted by researchers show that the significant value of 0.00% <0.05, then Ha is accepted and Ho is rejected, meaning that the dependent variable Y (Passenger Satisfaction) carried out by the PT Gapura Angkasa unit at Adisoemarmo Solo Airport.