Montgomery (MGM) to Atlanta (ATL): On-Time Performance
Data through May 2026
Montgomery (MGM) to Atlanta (ATL) is a thinner route than most in this dataset — 323 departures over the past year, roughly 6 a week — so treat these numbers as indicative rather than definitive. Of the flights that did operate, 78% arrived on time.
- On-time
- 78%
- arrived <15 min late
- Avg delay
- 22 min
- completed flights
- Cancelled
- 1.1%
- Flights/day
- 0.88
- last 12 months
- Duration
- 1h 5m
- scheduled
- Distance
- 147 mi
Best airline from MGM to ATL
2 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Endeavor Airmost reliable | 84% | 13 min | 0.9% | 670 |
| SkyWest Airlines | 74% | 28 min | 1.2% | 895 |
Monthly on-time trend
Best time to fly from MGM to ATL
Aim for departures around 9 a.m. (84% on-time); avoid 5 p.m. departures (58%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 79% | 26 min |
| Tuesday | 80% | 19 min |
| Wednesday | 77% | 26 min |
| Thursday | 78% | 19 min |
| Friday | 78% | 21 min |
| Saturdaybest | 83% | 14 min |
| Sunday | 73% | 25 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft10%
- Airline operations58%
- National airspace system11%
- Weather21%
Frequently asked questions
- How often are flights from MGM to ATL delayed?
- 22% of MGM–ATL 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 22 minutes.
- Which airline is most reliable from MGM to ATL?
- Endeavor Air has the best on-time record on this route at 84%, based on 670 flights. 2 airlines flew MGM–ATL frequently enough to compare in this period.
- What is the best time of day to fly from MGM to ATL?
- Departures around 9 a.m. have the best record (84% on-time), while departures around 5 p.m. have the worst (58%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from MGM to ATL?
- The scheduled MGM–ATL flight time averages 1h 5m over 147 miles. Actual arrival times vary — flights on this route land 15+ minutes late 22% of the time.
- How often are MGM to ATL flights cancelled?
- 1.1% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
- What is the worst month to fly from MGM to ATL?
- June 2025 was the roughest month in this dataset, with only 62% of arrivals on time. The best was September 2025 at 93%. If your dates are flexible, that 32-point gap is worth planning around.
Explore related pages
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Based on 1,565 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.