Thomas Cook will operate some cruise charters to Colombo next winter.
MT3702 MAN 2045 CMB 1205 Weds
MT3703 CMB 1505 MAN 2220 Thurs
Starts 17/10/18. Seems to be every other week like the CPT this winter. Announcement expected on regular Cape Town flights next winter.
New York JFK also appears to be 6 weekly next winter, with flights every day bar Saturday's.