JANET Aircraft Fleet. These planes take personnel from McCarran Airport in Las Vegas to Groom Lake, Tonopah Test Range, and other secure sites. The planes are operated by a civilian contractor for the Department of Defense which is why they don't have any markings except discreet civilian tail numbers. This was taken from Terminal 1 B Gates on a Sunday.
Area 51JANET flights
From Las Vegas, Rachel, and Nellis Range (Groom Lake / Area 51)