Question : Should you take that vacation to Saint Petersburg in the next 30 days?
Answer : Since low prices are preferred, look at Mar 13th. As of Feb 20th, it's showing the cheapest ticket sales at $622. That is 58% below the average price for this route, so you can spend that extra money on an adventure rather than the flight.
Question : Are you paying the cheapest or highest price for your ticket to Saint Petersburg?
Answer : Ranging anywhere from $622 to $6,348, prices for PHL to LED do fluctuate a lot more than most routes from the United States. The further out you book a route, the more likely you are to save.
Question : How long do most people stay in Saint Petersburg?
Answer : Of course you're not most people, but if you were, you'd stay roughly 11 days.
Question : Can you cut down on flight costs by changing the day of the week you travel to Saint Petersburg?
Answer : Friday is your lowest-cost day to fly in the month of March. Flexibility is paramount when booking travel plans in order to keep travel costs down.