Colgan Air Flight 3407 was a scheduled passenger flight from Newark, New Jersey, US to Buffalo, New York, US on February 12, 2009. Colgan Air staffed and maintained the aircraft used on the flight that was scheduled, marketed and sold by Continental Airlines under its Continental Connection brand. The aircraft, a Bombardier Q400, entered an aerodynamic stall from which it did not recover and crashed into a house at 6038 Long Street in Clarence Center, New York at 10:17 pm EST, killing all 49 passengers and crew on board, as well as one person inside the house.

Colgan Air was a regional airline in the United States that operated from 1965 until 2012. It became a subsidiary of Pinnacle Airlines Corp. in 2012. The initial headquarters of Colgan Air was located in Manassas, Virginia until 2010, and then Memphis, Tennessee until closure in 2012.