Delivered to Delta Airlines as CV340-38 N4804C in 1953. Converted to a CV440 for North Central Airlines in 1962 then converted to a CV580 in 1969. To Quebecair as C-GFHA in 1976 then to Seair Alaska Airlines as N5810 in 1983. Used by a number of operators from 1988. To IFL Group as N151FL in 1998. Withdrawn from use at Pontiac, MI in 2022.

Evidently Westates Airlines operated as a Trans World Express affiliate for a while. A press relese dated 11 October 1991 says flights would start on 27 October.

Believed to be operated by Air Metro North. Has TWA cheatlines from a brief period as a Trans World Express aircraft with Westates Airlines.

Originally Convair 440 N4804C with Delta Air Lines and then North Central Airlines who had it converted to a 580. Then after that to Quebecair as C-GFHA. After some storage time it went to Westates Airlines (still as N5810) and Contract Air Cargo Jul 98 as N151FL.

Originally delivered to Delta as a CV-440, registration N4804C.