No. 18 Squadron (Flying Bullets), is an air-defence unit of the Indian Air Force, flying from Sulur Air Force Station. The squadron is equipped with indigenous HAL Tejas MK1 in FOC configuration . The squadron was resurrected on 1 April 2020, at Sulur, Tamil Nadu following which on 27 May 2020, the FOC variant of Tejas Mk 1 has been inducted into the squadron.