Followers: 1.6 million
Sample tweet: "@SocialMichelleR The aircraft that will operate Flight 383 has not been able to make it to LGA due to the weather. Will attempt again soon."
Best known for sleek planes and cheap flights, JetBlue has a Twitter profile that keeps in line with the upstart airline's image. While we're impressed with the volume of customer comments the profile fields, it's the discounts that keep us following. JetBlue releases seats for weekend getaways, often to (or from!) tropical climes. But be quick the tickets move fast.