Prices vary by season, airline, and booking window. Rough guides:
Low‑cost carriers (e.g., Caribbean Airlines, Wingo): One‑way from US $150–$200.
Legacy carriers (American, Copa): One‑way from US $250–$350.
Round‑trip fares typically range US $350–$600. For the best deal, compare multiple sites (Skyscanner, Google Flights, airline websites) and book 4–8 weeks ahead.