It's official KLM launches AMS-HAV-AMS to replace Martinair from 30 Oct. 2011:
- KL723 AMS dep. 1315 – arr. 1745 HAV M11 146
- KL724 HAV dep. 1945 – arr. 1045+1 AMS M11 146
Source: airline route
KLM used to operate to Havana prior to Fidel Castro, in the 1950s.