21-square-mile confines of the Island on the cheap thanks to three airlines' seat sales.

US Airways is offering discounted travel up until April 30 if tickets are issued before January 15. Stipulations include 14 days advance notice and assorted taxes.

Sample prices include $328 weekday return and $348 weekend return to Baltimore and Philadelphia but other destinations are available.

American Airlines is offering $239 weekday and $314 weekend travel to New York as well as $529 weekday and $549 weekend travel to Los Angeles in its sales -- which also includes other destinations.

These fares do not include taxes, tickets must be issued by January 20 and travel must be completed by March 15. Three days advance notice is requested.

And Continental Airlines is offering travel to Newark for $308 during the weekend and $328 over the weekend before April 30.

Other destinations including Orlando -- $432 weekday and $452 weekend -- are available in the offer but tickets must be issued by January 15. The fares quoted do not include taxes and 14 days advance notice is required.