A flight expert shared his favorite — and least favorite — airports for early morning flights.Carola Frentzen/picture alliance via Getty Images, Zul Trionggono Edoardo/Anadolu Agency via Getty ImagesTravel expert Gilbert Ott advises booking early flights to avoid delays.The best airports for early flights are well-located and have hotels and good food.The worst have limited hotel and food options — if any — and are far from tourist hotspots.No one wants to wake up before the sun comes up to get to the airport, but taking the first flight out has its perks, says Gilbert Ott, a travel expert who flies roughly 200,000 miles a year.Ott, who shares his insights on air travel on his blog God Save the Points, told Business Insider that in his experience, the earliest flights are the least likely to be delayed."If it's one of the first flights of the day, most of those planes are parked overnight at that gate.