Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from India to Cuba as you normally would.
Related info for your journey
Useful info, stats and facts about India to Cuba flights.
DEL stands for New Delhi Indira Gandhi Intl Airport, while HAV stands for Havana Jose Marti Intl Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. Las Tunas Airport (VTU), Holguín Frank Pais Airport (HOG), Baracoa Airport (BCA), Cienfuegos Airport (CFG), Santa Clara Airport (SNU) are other airports near this flight route and their unique identifiers/IATA codes.