Question : Should you take that vacation to Athens in the next 30 days?
Answer : Since low prices are preferred, look at December 18th. As of December 5th, the cheapest ticket sales are coming in 18% below the average price for this route, so you can spend that extra cash on an adventure rather than the flight.
Question : How many days should you spend in Athens if you're flying in from Denver?
Answer : Of course you're not most people, but if you were, you'd stay roughly 11 days.
Question : Would you be willing to change your travel days if it saved you money?
Answer : The cheapest day to fly in December is Tuesday. Being flexible with your travel days garners you even more savings during your booking.
Question : Do prices change more for this route than others?
Answer : Prices for DEN to ATH do fluctuate a lot more than most. Prices tend to be lower the further out you book.