Liberty Travel offers a 4-night flight and hotel package for 2 to the Doubletree Grand Key Resort, in Key West, FL, from $1,158, as provided by Travelzoo. (Double occupancy is required.) That's tied with last week's mention as the lowest current per person price we could find, this time by $153. This trip includes roundtrip airfare from Chicago or Philadelphia (other cities are available for an additional cost) and a 4-night stay at the Doubletree Grand Key Resort. Some dates may be excluded, and additional taxes and fees apply. Vacations must be booked by April 20 for travel June 1 through December 23.