Riyadh
Riyadh is the capital of Saudi Arabia and its most populous city (7.4 million +). The Saudi Royal family originated form Al-Turaif in Dir'iyyah, whose culture and customs at large, dominate the rest of the country. Riyadh is home to many bank and major companies of Saudi Arabia, and therefore, holds a great economic significance.
Flights between Riyadh (RUH) and Delhi (DEL)
Riyadh is host to a large populace form North India, who work in various sectors of the Saudi Economy. With Delhi being the most important airport in North India, flights between the two capitals are always in demand.