This is a list of aviation-related events from 2009:
During the year, the airlines Aeromak, City Link Air, FlyMontserrat, KentuckySkies, Mint Airways, and Trawel Fly are established, the airlines Air Arabia Maroc, Arik Niger, and Nile Air commence flight operations, and Sol Dominicana Airlines ceases operations.
T*he first Solar Impulse aircraft, HB-SIA, the first solar-powered aircraft capable of flying both day and night thanks to batteries charged by solar power that provide it with power during darkness, makes its first flight, a short hop of 350 meters (1,148 feet) at an altitude of 1 meter (3.28 feet) at Dubendorf, Switzerland.
Northwest Airlines Flight 253, operated by Airbus A330-323E N820NW is subjected to an attempted terrorist attack. The terrorist, Nigerian Islamist Abdulfarouk Umar Muttalab, is overpowered by other passengers and is arrested when the aircraft lands at Detroit Metropolitan Wayne County Airport.