Royal Air Maroc will commence daily flights from Gatwick to Casablanca from October 26.
The outbound journey departs Gatwick at 15.15 and arrives at 18.30, while the inbound journey departs at 11.10 and arrives in Gatwick at 14.20.
The new service complements the existing daily flight from Heathrow and increases the total frequency to a twice daily direct service.
Marrakech will also be served daily from Gatwick. At present the carrier offers four weekly non-stop flights on Mondays, Wednesdays, Fridays and Sundays. The remaining three days of the week will be operated through to Marrakech with a 50-minute touchdown in Casablanca.