At salt flats nearby is tiny Esperance airport, a one-strip, one-shed affair used for flights to and from Pointe Pitre and Saint-Barthelemy.
There is no airport at Esperance at all.  
mnli hypothesis: There is no airport at Esperance at all.   premise: At salt flats nearby is tiny Esperance airport, a one-strip, one-shed affair used for flights to and from Pointe Pitre and Saint-Barthelemy.