Please be aware that Paris has multiple airports and that these results are for all airports serving the city.
The best month to arrive at Paris is May and the most expensive month to fly is September. (Average prices, based on 640 datapoints.)
The best day to arrive at Paris is Tuesday and it would be best to avoid Saturday, as prices are on average 61.13% higher than on Tuesday. (Average prices, based on 616 datapoints.)
The cheapest airline flying to Paris is Vueling. They are 72% cheaper than LOT Polish Airlines. (Average prices, based on 830 datapoints.)
At Paris the most flights depart around 06:00. (Hourly flights, based on 1015 datapoints.)
From Paris it is on average the cheapest to fly to Istanbul and to Amsterdam. (Average prices, based on 431 datapoints.)
From Paris most of the flights depart to Amsterdam, second best connected from Paris is Madrid. (Daily flights, based on 74 datapoints.)