Nearly every airline charges for checked luggage, but figuring out exactly how much you have to pay is tricky. For example, some airlines may include a complimentary checked bag for a long-haul flight ...

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 avoid those fees is to stick to carry-on luggage. That said, you'll ...

Similar to checked bag size restrictions, carry-on luggage comes with its own set of rules, too. These restrictions include the dimensions of your carry-on bag and personal item, and in some cases, ...