Question : What is the cheapest day to fly in the next four weeks?
Answer : As of December 5th, the best day for booking to Porto (OPO) from Philadelphia (PHL) is December 28th. Bookings have been made roughly 29% below the average price for this route.
Question : How long do most people stay in Porto when they fly in from Philadelphia?
Answer : The average time spent in Porto by travelers flying from PHL is 13 days.
Question : Can you cut down on flight costs by changing the day of the week you travel to Porto?
Answer : For the month of December, the cheapest day to fly 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 PHL to OPO do change much more than most routes. Remember, you can save by booking further in advance.