It's traveling the world for free (or close to it) using credit card signup bonuses instead of paying for flights.
Just enter your origin and destination airport in the search above, and we'll show you all the ways you can get there, the best cards to sign up for, and exactly how to apply the points you'll earn. By default, we'll show you the signup bonuses that get you to your destination with minimum money out-of-pocket... and hopefully with no cost to you at all! Click the "More Information" links to enter the world of free travel!
Here's an example that shows the best current round-trip redemption from San Francisco (SFO) to Paris (CDG):