Cape Air is offering discounted winter fares to Boston for Vineyard residents.

Flights from the Vineyard and Nantucket to Boston will start at $99 each way, according to a press release. Flights between Provincetown and Boston will start at $49 each way. Flights are available to book starting Dec. 1 until March 29, for travel between Jan. 2 and March 30.

The flights are valid for new reservations for residents of the Vineyard, Nantucket and Provincetown. To book a discounted flight residents can call 1-800-CAPE-AIR and reference the fare; the discount is not available online.