1921

Date	Location / Operator	Aircraft Type / Registration	Fatalities
03 Feb 1921	Mendotta, Minnisota US Aerial Mail Service	De Havilland DH-4 130	1/1(0)
09 Feb 1921	La Crosse, Wisconsin US Aerial Mail Service	Junkers F-13 301	3/3(0)
15 Feb 1921	Off Gibraltar Aeropostale	Breguet 14 F-ALBA	2/2(0)
22 Feb 1921	Elko, Nevada US Aerial Mail Service	De Havilland DH-4 67	1/1(0)
06 Apr 1921	Point Cook, Australia Military - Royal Australian Air Force	Avro 504 H3021	2/2(0)
21 Apr 1921	Mitchel Field, NY US Aerial Mail Service	De Havilland DH-4 160	1/1(0)
29 Apr 1921	Cleveland, Ohio US Aerial Mail Service	De Havilland DH-4 196	1/1(0)
17 May 1921	Rock Springs, Wyoming US Aerial Mail Service	De Havilland DH-4 De Havilland DH-4 176	1/1(0)
14 Aug 1921	Toulouse, France Aeropostale	Breguet 14 F-ALBI	2/2(0)
24 Aug 1921	River Humber, England Military - Royal Airship Works	Royal Airship Works ZR-2 (airship) R-38	43/49(1)
06 Sep 1921	Paris, France Franco-Roumaine	Potez IX F-ADCD	5/5(0)
05 Dec 1921	Near Murchinson River, Australia West Australian Airways	Bristol 28 Tourer G-AUDI	2/2(0)