JetBlue is having a one day sale, with flights to and from Las Vegas for as low as $49.
From and to Las Vegas, NV (LAS)
$49* to Long Beach, CA (LGB)
$49* to Burbank, CA (BUR)
$139* to New York City (JFK)
$149* to Boston, MA (BOS)
I know, it is limited dates and locations but might work out well for some. Also, check the link below for other deals from other cities.