This research was written to find out the Effect of Service Excellent Check-In Counter Officers on Lion Air Passenger Satisfaction at Yogyakaeta International Airport. This research was written to find out how much influence service excellent has on customer satisfaction at Lion Air at the Yogyakarta International Airport. Excellent service in the service sector is taken into account, because the excellent service of the check-in counter staff has an impact on the satisfaction felt by customers. The results of this study can be used as input in order to improve service excellence on the performance of check-in counter officers for Lion Air so that it can reflect the quality of the products produced, especially for guaranteeing customer satisfaction.
This study used a quantitative method, with data collection techniques using a questionnaire in which the questionnaire was distributed to passengers who had used Lion air flight services at the Yogyakarta International airport. Respondents in this study were 100 respondents. and data selected using probability sampling or (simple random sampling) the results of data collection will be processed using SPSS to obtain results.
The results of this study indicate that there is a significant influence between service excellent on Lion air airline customer satisfaction at Yogyakarta International airport. The t test was carried out which produced t count (9.622) greater than t table (1.660) and R square or a coefficient of determination of 48.6%, so that H0 was rejected and Ha was accepted. This means that there is an influence of excellent service on customer satisfaction.

Transportation services are one of the basic human needs. In the current era of globalization, with increasing mobility of people or goods, the role of transportation modes becomes very important both in the economic and social fields. Service quality is also inseparable from the desire of service users to obtain good, comfortable, fast and safe transportation facilities and infrastructure. Service quality is a determining and important factor, so that service managers can determine the strategies that must be implemented in order to meet all the needs of service users safely, quickly and comfortably.
This research aims to determine the influence of Gapura Angkasa pre-flight service quality on Citilink airline passenger satisfaction at Yogyakarta International Airport by distributing questionnaires to 100 Citilink airline passenger respondents. Based on research and data testing that has been carried out, it can be concluded that the influence of the quality of pre-flight service at Gapura Angkasa on Citilink airline passenger satisfaction is significant, namely based on the calculated T value of Variable X (Service Quality) on Variable Y (Passenger Satisfaction) of 11,083 more than T table 1,985.
So it can be concluded that the quality of Gapura Angkasa's pre-flight service has a significant effect on Citilink airline passenger satisfaction. The magnitude of the influence of the quality of pre-flight service at Gapura Angkasa on passenger satisfaction is proven by the coefficient of determination value of 55.6%, which means that Variable X (service quality) has an influence of 55.6% on Variable Y (passenger satisfaction).

Each airport definitely has its own concept or characteristics, as is the case with Banyuwangi airport which has an architectural concept, namely the green airport concept which has a facility concept that is different from others, especially in the buildings at the airport terminal. This research was conducted with the aim of finding out whether there is an influence of the concept of departure waiting room facilities on the interest of service users at Banyuwangi International Airport. Apart from that, it also aims to find out how much influence the concept of departure waiting room facilities has on the interest of service users at Banyuwangi International Airport. In this research there is one independent variable, namely the concept of waiting room facilities (X) and the dependent variable, namely service user interest (Y). This research is quantitative research because the main focus of this research is to find out how much influence the independent variable (X) has on the dependent variable (Y) that will be studied. The population includes passengers in the Banyuwangi airport departure waiting room and a sample of 30 respondents. Data collection techniques use questionnaires, observation, documentation and literature study. The measurement scale uses a Likert scale. The data analysis technique uses simple regression analysis which is processed using SPSS (Statistical Product and Service Solutions) For Windows release 22.0. The research results prove that there is a significant influence between the concept of departure waiting room facilities on the interest of service users at Banyuwangi International Airport. The t test results prove that it is 0.000 < 0.05, which means the significant value is smaller than 0.05. The results of the coefficient of determination R2 of 0.317 can be concluded that the concept of departure waiting room facilities influences service user interest by 31.7% while the remaining 68.3% is influenced by other variables not discussed in this research.