Doha is 3 hours ahead of Reykjavik
Best overlap: 8:00 AM to 3:00 PM in Reykjavik is 11:00 AM to 6:00 PM in Doha.
The hours that work for both Reykjavik and Doha are 8:00 AM to 3:00 PM (Reykjavik) and 11:00 AM to 6:00 PM (Doha). Plenty of room to work with: 7 hours of daily overlap means you can prioritise people's preferences over the clock.