Fly connection to Caribbean

Try all possible searches to get the best flight tickets, for example:

https://us.jetcost.com/en
www.condor.com
www.aa.com
www.jetblue.com
www.airfrance.com
www.aircaraibes.com
www.corsairfly.com
www.klm.com

The best direct flight connection from the USA to St.Vincent (SVD) or Grenada (GND).
The best connection directly from Europe is from Paris (PAR) directly to Martinique (FDF).