Recent Israeli military exercises involving dozens of fighter jets flying toward the Iranian border on October 21, 2026, along a strike-consistent route through Syrian and Iraqi airspace, have heightened escalation risks and trader focus on potential Iranian responses. These drills occurred amid ongoing U.S. sanctions targeting Iranian aviation, which have already forced flight cancellations and prompted temporary airspace restrictions by Iran and neighbors such as Iraq and Kuwait during prior conflict phases. EASA and multiple regulators maintain avoidance advisories for Iranian FIR due to air defense and misidentification threats, while brief closures and reopenings have occurred amid diplomatic tensions. Upcoming Israeli elections and U.S. midterm considerations could influence further military signaling or de-escalation moves within the resolution window.