I wonder if this has anything to do with Air France axing its BRS-CDG route at the end of next month which will leave only easyJet operating BRS-CDG once a day.
Before the recession Flybe claimed it increased its market share of the South West-CDG route, including enticing some passengers from the BRS route, when it went to double daily then against BAConnect on BRS-CDG.
Flybe expands UK Southwest to Paris market - Business Traveller