I would try Air America. I've never priced EIS but they always have the best fare to NGD.

The website is showing $1150 one way for an Aztec. If you call, maybe you can work a discount for round trip.

Good luck.
Jason


JasonHelmbrecht
Coconut Breeze Villas
Cane Garden Bay
reservations@coconutbreezevillas.com
www.coconutbreezevillas.com