1907 in aviation

March
March 16 - Léon Delagrange flies a Voison biplane for 30 feet at Château de Bagatelle, France.

April
April 6 - Horatio Phillips achieves the first, limited, flight in Great Britain.

August
August 1 - An Aeronautical Division is formed in the U.S. Army Signal Corps to oversee "all matters pertaining to military ballooning, air machines, and all kindred subjects".

September
September 29 - Louis Breguet and Charles Richet demonstrate their Gyroplane No. 1, the first rotary-wing aircraft to lift a person off the ground. (The craft is still controlled by handlers standing around it on the ground).

October
October 12 - Augustus Gaudron crosses the North Sea in a hot air balloon named Mammouth. He flies 1,160 km (721 miles) from The Crystal Palace, London to Lake Vänern, Sweden.

October 19 - Robert Esnault-Pelterie becomes first pilot to fly using a control stick at Buc, France.

November
November 13 - first piloted free flight in a rotary-wing aircraft by Paul Cornu at Lisieux. This first flight lifted Cornu about 30 cm (1 ft) and lasted 20 seconds. Sometimes recognized as first impractical helicopter flight.

First flights

between January and March
The Bleriot V is flown for the 1st time.

July
July 11 - Blériot Type VI Libellule

September
September 10 - Nulli Secundus, the British Army's first airship

November
November 10 - Blériot Type VII, first aircraft of conventional modern configuration

December
December 6 - AEA Cygnet, first manned flight of this tethered glider (also referred to as a kite) designed by Alexander Graham Bell. Flight was also first flight for Thomas Selfridge, who would die a year later as the first person killed in the crash of a powered aircraft.