Ukrainian F-16 Achieves First Air-to-Air Kill Against Russian Su-35 Fighter

A Ukrainian F-16 fighter jet shot down a Russian Su-35 in aerial combat for the first time during the ongoing conflict, according to statements from America's top military official on Tuesday. The engagement represents a significant tactical achievement and underscores the growing capability of Ukraine's air force with Western-supplied aircraft.

General Dan Caine, chairman of the U.S. Joint Chiefs of Staff, confirmed the historic engagement to U.S. lawmakers. While Caine did not publicly identify the Russian aircraft type, Ukrainian media sources and statements from the country's air force on July 8 identified the downed jet as a Su-35, shot down over eastern Ukraine. A Russian military Telegram channel claimed three Ukrainian aircraft and a Patriot anti-aircraft system had engaged the target, stating the pilot survived, though this account remains unverified.

Western Aircraft Proving Effective

The F-16 represents a substantial upgrade for Ukraine's air defense capabilities. Both the F-16 and Su-35 are classified as fourth-generation fighter jets—capable platforms but less sophisticated than fifth-generation aircraft like the U.S. F-35 or F-22. However, the American-made F-16 significantly outperforms the Soviet-era MiG-29 and Su-27 jets that Ukraine had relied upon for decades.

Ukraine has operated approximately 39 F-16s in active service, having received the first aircraft in summer 2024 after NATO allies pledged roughly 80 jets total. At least three aircraft have been lost in combat. Deliveries have faced delays, but Belgium has committed to transferring its entire fleet of 43 F-16s in the coming years, with seven additional aircraft scheduled for delivery this year.

Air Defense Operations

Prior to this engagement, Ukrainian F-16s have primarily focused on intercepting Russian missiles and drones rather than engaging in air-to-air combat. Previous ammunition shortages limited the fighters' operational scope—Ukrainian pilots faced ammunition constraints for nearly a month in late 2025, according to Reuters reporting in March. The July 8 Su-35 engagement demonstrates expanding tactical flexibility and a significant step forward for Ukraine's layered air defense strategy, as General Caine emphasized to lawmakers.