Lock On is a hardcore flight simulator that bridges the gap between arcade games and professional-grade simulations. Flyable Aircraft: You can pilot seven iconic jets: the A-10A Warthog F-15C Eagle Su-27 Flanker Su-25 Frogfoot , and two variants of the Combat Scope:
The game features realistic air-to-air (BVR and close-in) and air-to-ground missions. It includes a detailed map of the Black Sea region Legacy Importance:
Because it is a vintage title from 2003, it runs easily on modern hardware: LockOn - Modern Air Combat
If you are looking for a free modern air combat experience, the developer (Eagle Dynamics) now offers