Flagstaff to Grand Canyon Stagecoach Line Ultra

Flagstaff, United States • 20-21 Sep 2025

The Flagstaff to Grand Canyon Stagecoach Line Ultra is a challenging endurance event hosted by the Arizona Trail Association, featuring a 100-mile run, a 55K run, a 100-mile mountain bike race, and relay options. The race takes place in northern Arizona, starting in Flagstaff and finishing at the Grand Canyon, traversing scenic and rugged terrain along historic stagecoach routes. Participants experience diverse landscapes, including forested areas and canyon vistas, making for a memorable and demanding course. The event emphasizes trail running and mountain biking on well-maintained paths, supported by aid stations and volunteer crews, fostering a supportive and adventurous atmosphere for endurance athletes. Visit the organization's website for the most recent information.

Race information

100 mi
100-Mile Run
55 km
55k Run
100-Mile Mountain Bike Race
Visit the organization's website for the most recent information.
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