turns: Hello how may I help you? Hello, I need some information about booking a flight. I can assist with flights Great, I want to know how to book a flight to Greece. I can do that online for you, I just need th departure city, date and time range I'm not sure yet, I'm just curious about the trip right now. Well, to Fly to Athens your price range is 300-1200, it would vary by time of year, and airport that you are departing from I would be departing from Chicago, does that help? Yes it does, as of today a flight from Chicago to Athens is 469 dollars, the overnight flight is cheaper at 319 but it would leave at 11PM What's the cheapest time of year to book a flight? August and September are a slow time, average flight price is 250-350