Jet Blue is ramping up their promotions recently!
Via Mommy Points, you can fly from Houston to Boston for about $97 round trip during the weekdays. Book through April 2, 2013 for travel between September 3 and October 9, 2013.
Via The Points Guy, you can get 12 points per dollar spent. Book through April 2, 2013 and fly between April 8, 2013 and June 19, 2013.
Click here for other fares from various cities.