Has Stansted-Nimes gone from being all-year to summer-seasonal or has it been dropped completely ? CAA stats show it operated during the 2018/19 winter but neither Luton nor Stansted seem to have tickets on sale to Nimes beyond the end of October 2019.
By comparison, Brussels Charleroi-Nimes and Stansted-Carcassonne which are both broadly similiar routes are on sale over the next winter