Lagos is 1 hour ahead of Reykjavik
Best overlap: 8:00 AM to 5:00 PM in Reykjavik is 9:00 AM to 6:00 PM in Lagos.
The hours that work for both Reykjavik and Lagos are 8:00 AM to 5:00 PM (Reykjavik) and 9:00 AM to 6:00 PM (Lagos). A 9-hour overlap gives you real choice here — early or late in the window both work comfortably.