SARS-CoV-2 and influenza viruses produces a wide range of clinical disease severity, which varies from asymptomatic infection to death. In this study, we evaluated prevalence of influenza compared to COVID-19 in years of 2019-2021 before and after COVID-19 pandemic. The results of this study showed that the outbreak of influenza decreased by starting the restrictions and health protocols and suggesting that the measures taken for COVID-19 were effective in reducing spread viral respiratory diseases such as influenza.