Cheap Flights from Boston to Miami
Compare cheap flights from Boston (BOS) to Miami (MIA) on Tripile, with fares from around $139. The route takes about 3h 30m, and December is often the best month for low prices.
Airlines on This Route
Popular airlines flying Boston to Miami include JetBlue, American Airlines, Spirit, Delta. Compare their schedules, baggage rules, and prices side by side, then book the option that fits your trip.
With 4 carriers commonly serving BOS to MIA, departure times are spread across the day, so it is worth checking early-morning and late-evening flights when you want the lowest fare on a 3h 30m sector.
When to Book BOS to MIA
Fares on this route start from around $139, and December typically brings the lowest prices. Search with flexible dates to compare a whole month at once, check the return leg from Miami to Boston in the same search, and review the fare rules before paying so you know what a change or cancellation would cost.