FlightRecord

Atlanta (ATL) to Montrose/Delta (MTJ): On-Time Performance

Data through May 2026

Atlanta (ATL) to Montrose/Delta (MTJ) is a thinner route than most in this dataset — 100 departures over the past year, roughly 2 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 78% arrived on time. Cancellations are the bigger caveat: 3.1% of scheduled flights never departed.

On-time
78%
arrived <15 min late
Avg delay
12 min
completed flights
Cancelled
3.1%
Flights/day
0.27
last 12 months
Duration
3h 44m
scheduled
Distance
1,352 mi

Monthly on-time trend

Monthly on-time percentage for ATL to MTJ flights50%75%100%December 2024: 55% on-time (11 flights)55Dec 2024January 2025: 72% on-time (27 flights)72February 2025: 81% on-time (26 flights)81March 2025: 100% on-time (30 flights)100Mar 2025December 2025: 92% on-time (12 flights)92January 2026: 68% on-time (31 flights)68February 2026: 61% on-time (28 flights)61Feb 2026March 2026: 89% on-time (29 flights)89

Best time to fly from ATL to MTJ

By day of week

DayOn-timeAvg delay
Monday78%7 min
Tuesday82%7 min
Wednesdaybest89%15 min
Thursday68%17 min
Friday85%12 min
Saturday68%14 min
Sunday79%12 min

What causes delays on this route

Share of total delay minutes by cause, as reported by carriers to the US DOT.

  • Late-arriving aircraft15%
  • Airline operations34%
  • National airspace system32%
  • Weather19%

Frequently asked questions

How often are flights from ATL to MTJ delayed?
22% of ATL–MTJ flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 12 minutes.
How long is the flight from ATL to MTJ?
The scheduled ATL–MTJ flight time averages 3h 44m over 1,352 miles. Actual arrival times vary — flights on this route land 15+ minutes late 22% of the time.
How often are ATL to MTJ flights cancelled?
3.1% of scheduled flights on this route were cancelled between 2024-06 and 2026-05 — several times the typical US rate, so consider earlier departures or backup options.

Based on 194 flights, 2024-062026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.