Flagstaff Marathon Presented by Cambium Wealth and Legacy Strategies
Flagstaff, Arizona8:00 AM startTrail
from Free
RegisterFall 2026
Fall Marathons in Arizona
5 fall marathons in Arizona from September to November 2026. Race days typically run from 49°F at dawn to 67°F in the afternoon. A typical entry fee is $135. Dates and fees come straight from race registration and refresh every night.
5
fall marathons
4
cities
67°F
typical race-day high
$135
typical entry fee
October 2026
Grand Canyon Trail Marathon, Half-Marathon, & 5k Run/Walk
Grand Canyon Village, Arizona7:30 AM startTrail
from $10
RegisterNovember 2026
from Free
RegisterMainly Marathons Southwest Series: Flagstaff, Arizona
Flagstaff, Arizona7:00 AM startTrail
Quick answers
- When are fall marathons in Arizona?
- The season runs September to November. The busiest month is October, with 3 of the 5 races listed here; November has 2.
- What is the weather like for fall marathons in Arizona?
- Across 4 of these races, race day typically runs from about 49°F at dawn to 67°F in the afternoon, with rain on about 13 percent of days. Most start early, close to the low.
- How much does a fall marathon cost?
- Current entry fees in Arizona usually run from $123 to $143, with a typical fee of $135 before processing fees. Most raise prices as race day nears.