San Diego to Grenada

Fares from San Diego to Grenada typically run about $802, so American's $483 round trip is a 40% discount and sits just above the lowest price we've ever tracked on this route. Travel is open this fall through winter, ideal for exploring Grenada's spice plantations and quiet beaches before peak Caribbean season. This route rarely shows up in our data this cheap, so it's a great pick for adding a new island to the list.