JetBlue is celebrating the coming Spring with fares starting at the insanely low price of $49 for a one-way ticket. Here are the details: Fares include government taxes and fees. Book by March 6, 2013 (the earlier of 11:59 PM ET or local time). Fares not available on Orbitz, Travelocity, Expedia, or Priceline. Travel April [...]