Summer flights can be affordable if you do your research and plan ahead. Spring is well underway and, on good days, it’s easy to picture sunny summer days on the horizon. That means it’s time to get thinking about booking your summer getaway. If that summer getaway involves summer flights then you should know which times are best or most affordable to fly. Here’s a quick rundown of what you need to know. Recently, my good friend Margarita Ibbott and I booked a flight to Alabama for a travel blogging conference. My organized travel companion was on top of the searches and hunted at length in order to find a good deal.…