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 901 datapoints.)
The best day to arrive at Paris is Tuesday and it would be best to avoid Monday, as prices are on average 64.78% higher than on Tuesday. (Average prices, based on 264 datapoints.)
The cheapest airline flying to Paris is KLM. They are 72% cheaper than Air China. (Average prices, based on 948 datapoints.)
At Paris the most flights depart around 06:00. (Hourly flights, based on 955 datapoints.)