Royal Prussian Jagdstaffel 45, commonly abbreviated to Jasta 45, was a "hunting group" (i.e., fighter squadron) of the Luftstreitkräfte, the air arm of the Imperial German Army during World War I.
The squadron would score over 113 aerial victories during the war, including 28 observation balloons downed.
[1] Jasta 45 was formed on 11 December 1917 at Flieger-Abteilung (Flier Detachment) 1 at Altenburg, Germany.
By the time it flew its final combat missions on 30 October 1918, the squadron was one of the highest scoring Jastas of 1918.
[1] Jasta 45 opened its career by supporting 5 Armee, beginning 25 December 1917.