Please be aware that Paris has multiple airports and that these results are for all airports serving the city.
The best day to arrive at Paris is Sunday and it would be best to avoid Monday, as prices are on average 44.45% higher than on Sunday. (Average prices, based on 626 datapoints.)
The cheapest airline flying to Paris is Iberia Airlines. They are 67% cheaper than Turkish Airlines. (Average prices, based on 320 datapoints.)
At Paris the most flights depart around 18:00. (Hourly flights, based on 661 datapoints.)
From Paris it is on average the cheapest to fly to Barcelona and to Rome. (Average prices, based on 83 datapoints.)
From Paris most of the flights depart to Amsterdam, second best connected from Paris is London. (Daily flights, based on 114 datapoints.)