Ever wonder how much money one credit card signup bonus is worth? There are many websites to find the best current offers, which change constantly. Just search "best current credit card offers" to get to most updated offers. Here are some examples of current offers (as of 12/15/17) and how much free travel you can get from each of them! There are many more options than the ones listed, but this is just a start!
AMEX Platinum--Current signup bonus: 60k points (some people can get 100k points if you are targeted)