There is no time difference between Paris and Lagos during Central European Time (CET). Both cities use UTC+1. When it's 12:00 PM in Paris, it's also 12:00 PM in Lagos.
During Paris's summer time (CEST, late March to late October), Paris is 1 hour ahead of Lagos, as Nigeria does not observe daylight saving time.
During CET (November-March): Any time works! During CEST, call between 8:00 AM - 5:00 PM Paris time to reach Lagos during 7:00 AM - 4:00 PM.
Lagos is Africa's largest city and Nigeria's commercial hub. France has significant business interests in West Africa, and Air France operates direct flights between Paris and Lagos in about 6.5 hours.