Travelling from most locations, it is best to book your flight to France during the month of November for the best deal, although there are other times of the year which offer great deals as well.
In general, most flyers find the cheapest time to book a flight to France is about 60 days prior.
From most locations, the cheapest day to fly to France is Tuesday. Most users found that departing on a Saturday was most expensive.
Typically, cheap prices to France are most often found for morning flights. Cheap prices are less likely for afternoon flights.