Flights Boston → Miami — September 21, 2026

One way · Economy · 1 adult · price per person

The cheapest itinerary observed for Monday, September 21, 2026 on the Boston–Miami route: 1 stop itinerary (2 flights) via Philadelphia International (PHL), from Boston Logan (BOS) to Miami International (MIA), first flight American Airlines AA2110, departs 7:26 PM, arrives 12:59 AM the next day, total travel time 5h 33m including layovers, flight time 4h 39m (layovers excluded), $237 per person. Fare as listed by Aviasales: carry-on bag included, checked bag not included, changes not allowed, non-refundable. Price found in an Aviasales search on September 6, 2026 and read by AirSource on September 10, 2026, 20:47 UTC: it is not guaranteed and is confirmed on Aviasales at booking time. The cheapest direct flight observed: American Airlines AA1184, from Boston Logan (BOS) to Miami International (MIA), departs 6:15 PM, arrives 9:52 PM, direct, 3h 37m, $250 per person. Fare as listed by Aviasales: carry-on bag included, checked bag not included, changes not allowed, non-refundable.