Dusk to Dawn Ultra

Wendover, United States • 29-30 Aug 2025

Dusk to Dawn Relay + Ultra takes place on the Bonneville Salt Flats in Wendover, Utah, the fastest speedway on earth. The event features an Ultra and relay options for teams of 4, 6, or 8 runners. The course is a flat 2-mile loop on the salt flats, and teams run from dusk to sunrise, aiming to log the most miles in about 11 hours; the final lap must be completed by sunrise to count, with trophies awarded to the top teams in each category. Non-runners can join with a Party Supporter wristband, and activities include a scavenger hunt, astronomy tours, prizes, and a pancake breakfast. Visit the organization's website for the most recent information.

Race information

4-Person Team Relay
6-Person Team Relay
8-Person Team Relay
Ultra
Visit the organization's website for the most recent information.
Trail runs nearby

Salt Flats Endurance Runs is a desert ultramarathon in Wendover, Utah, anchored at the Bonneville Salt Flats International Speedway. Runners choose from 100 mile, 100K, 50 mile, 50K distances, plus a 5K fun run and a 10K. The courses traverse the salt flats—the same stretch where land-speed records..