Dean Ryan's men open the European season away from home as they travel to Oyonnax Rugby, champions of the Pro D2 last season, and Stade Charles Mathon on Saturday, October 12 (kick-off 6.30pm local time).
Worcester next entertain Sale Sharks at Sixways Stadium on Saturday, October 19 (kick-off 3pm) before the big televised double header with Biarritz.
Biarritz visit Warriors on Thursday, December 5 before the return clash between the two sides in the south of France at Parc des Sports Aguilera on Thursday, December 12 (kick-off 8.45pm local time). This game will also be screened on Eurosport France.
Warriors complete the European pool stages in the first month of 2014 when they travel to Salford City Stadium to face Sale before a home game with Oyonnax at Sixways. The exact dates for Rounds 5 and 6 will be confirmed after Round 4 of the competition is complete.
Watch Warriors in European action this season at Sixways. Call the Warriors Box Office on 01905 454183 or click on Tickets for more information.
Fixture list (all kick-offs local time)
Round 1: Saturday, October 12 -Oyonnax Rugby v Warriors, Stade Charles Mathon (kick-off 6.30pm)
Round 2: Saturday, October 19 - Warriors vs Sale Sharks, Sixways Stadium (kick-off 3pm)
Round 3: Thursday, December 5 - Warriors vs Biarritz Olympique, Sixways Stadium (kick-off 7.45pm)
Round 4: Thursday, December 12 - Biarritz Olympique vs Warriors, Parc des Sports Aguilera (kick-off 8.45pm)
Round 5: 9/10/11/12 January - Sale Sharks vs Warriors, Salford City Stadium (kick-off tbc)
Round 6: 16/17/18/19 January - Warriors vs Oyonnax Rugby, Sixways Stadium (kick-off tbc)