This research aims to determine and examine mountainously about the satisfaction of airlines and Perum lppnpi management through of air traffic flow management in I Gusti Ngurah Rai International Airport. This research used qualitative method with research subject namely airline, ATFM Operator and Perum lppnpi management. Data collection technique was carried out by in-depth interview. Researchers implement the adoption Zeithaml and Bitner's Servqual Technique. The result of data analysis in

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... s study indicate that the quality of service through ATFM are well guarded, but significantly factor of that quality is reliability, why? Because the consumer has been satisfied with a good service, fast and punctuality.