 The 2015 La Flèche Wallonne was the 79th edition of the La Flèche Wallonne one @-@ day cycling classic . It took place on 22 April and was the twelfth race of the 2015 UCI World Tour . La Flèche Wallonne is the second of the three Ardennes classics ; it comes three days after the Amstel Gold Race ( won in 2015 by Michał Kwiatkowski ) and four days before the Liège – Bastogne – Liège . The defending champion in the race was Alejandro Valverde ( Movistar Team ) . 
