First flight 9 January 1953 as CV-340-31 for United Airlines, reg N73123 delivered 31 January 1953. To Lake Central 10 August 1964. (Converted to CV-580 in 1967). 1 August 1968 N543 Allegheny Airlines. 10 January 1980 LN-BWG Nor-Fly A/S, November 1981 transferred to Nor-Fly Charter. 29 September 1985 LN-BWG to Partnair, not repainted the first year. June 1988 LN-BWG leased to Ryanair with Ryanair logo and titles. Returned to Partnair in October 1988 and wfu late 1989. 13 March 1991 C-FKFL Kelowna Flightcraft. 11 February 1997 ZK-KFH. April 2017 wfu at Auckland after 60 years of flying.

First flown 10 March 1968 and delivered new to Varig as PP-VDT in 1968. In September 1975 it was bought by Fred Olsen as LN-FOM for operating on behalf of the Norwegian CAA as calibration aircraft replacing the old CV-340 LN-FOF. August 1996 to West Air Sweden as SE-LEY. Withdrawn from use and broken up for spares in 2001. Seen parked a quiet day during the Easter week in front of the FOF Hangar.