(NerdWallet) – What used to be a simple part of purchasing an airline ticket has become a hot mess in recent years. Should you pay for more legroom? Should you pay at all? Do you have to select a seat ...

Those pesky extra costs when booking flights nowadays can be an additional burden when planning a trip. Just when you think you've got it sorted, you might just find yourself with another thing to ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. (NerdWallet) – What used to be a simple part ...