$211 - Roundtrip Flights to Miami from Boston
US Airways is offering roundtrip flights to Miami from Boston throughout January and February for $211 roundtrip including all taxes and fees.
Flights are one-stop, and last about 6 hours. The cheapest flights are on Tuesdays, Wednesdays, and Saturdays.
Boston to Miami flights on US Airways have a quick layover in Charlotte.
This is a popular route, so many airlines offer alternative flights. For about 20 dollars more, you can fly direct to Miami with American Airlines.
Continental, United, and Delta all offer discount flights to Miami as well.