The easiest way to avoid a hassle at check-in is to double-check the airline carry-on size limits before you start packing (or better yet, before you buy your luggage). I researched the carry-on and ...

Add Yahoo as a preferred source to see more of our stories on Google. These days, it's rare for airlines to allow passengers to check bags for free -- at least in economy class. So, the best way to ...

This article is a part of CNN Underscored’s Summer Travel Week, a weeklong focus on how to travel smarter and save money during one of the busiest travel seasons of the year. You have a handful of ...