One of the planes left the San Felipe airport on Thursday and was found on Sunday in the mountainous region of the Sucre Municipality in Miranda State, the civil aviation authorities said on Sunday.
The second crash involved a Cessna 208 military aircraft that crashed in Amazonas State, according to Governor Miguel Rodriguez.
Local media reports said that the Cessna 208 light aircraft crashed during a training flight, immediately after takeoff, killing five servicemen on board.