Cayenne is located in French Guiana (Guyane, Guyane) and time zone America/Cayenne.
Places nearby are Macouria, Rémire-Montjoly and Matoury.
Kourou is 35 km away, Mana is 141 km away and Saint-Laurent-du-Maroni is 149 km away as the crow flies.
Distances from Cayenne to the most important cities in French Guiana and the world.
4.9333300°
-52.3333300°
International airport serving French Guiana
https://en.wikipedia.org/wiki/Cayenne_–_Félix_Eboué_Airport