View Larger Image Swim Fest Luray Price Increase Soon. Register Now & Save! Swim Fest Luray Price Increase Soon! Don’t miss out…price increase February 16th for Swim Fest Luray. REGISTER NOW AND SAVE! Swim Fest Luray: June 16th, 2018 Swim Fest Luray promo video. (Filmed in 2016) Luray International Triathlon: August 18, 2018 Luray International Duathlon: August 18, 2018 Luray Sprint Triathlon: August 19, 2018 Luray Sprint Duathlon: August 19, 2018 Official Swim Clinic: July 28, 2018 Open Water Practice Swims in Lake Arrowhead: 2018 Dates – TBD Stay tuned for more updates and news on the 2018 Luray Triathlon, Luray Duathlon, and Swim Fest Luray.