To find cheap flights from LaGuardia Airport (LGA) to Miami International Airport (MIA) in November, search 3–8 weeks in advance and target midweek departures (Tuesday–Wednesday) for lower fares. Use fare-alert tools on Google Flights, Kayak, and Skyscanner, and compare carriers like American Airlines, Delta, JetBlue, and Spirit. Consider early-morning or late-night nonstop flights to save money. Include location-based modifiers such as "NYC to Miami cheap flights" and long-tail phrases like "affordable LGA to MIA tickets November" to capture search traffic. Book refundable or flexible fares if traveling around Thanksgiving to avoid change fees.