Priceline has a scratch-off game that you can enter every day through May 19th. You can win vacations, airline tickets, and William Shatner bobblehead dolls. And you get extra entries for watching a streaming video of a Priceline commerical.
Travelocity is giving away a Carnival cruise.
VH1 is running a sweepstakes for a luxury trip to New York including a concert at their studio.
Frontier is offering free airline tickets for subscribing to their email list. Usually I caution waiting for a better deal before signing up — but in this case the signup isn’t tied to a frequent flyer account, so you can always sign up again later with a different email address if another offer comes along.