Montgomery Regional (Dannelly Field) Airport (MGM): Delays & On-Time Performance
Data through July 2026
Montgomery Regional (Dannelly Field) Airport (MGM) is a tale of two seasons: departures ran 89% on-time in October 2024 but sank to 55% in December 2025. Across the year it averages 74% against a national 78%, over roughly 5 departures a day to 5 destinations.
- Departures on-time
- 74%
- left <15 min late
- Avg dep delay
- 32 min
- Arrivals on-time
- 75%
- Cancelled
- 3.7%
- Destinations
- 5
- nonstop
- Airlines
- 4
Plan your departure from MGM
The choices most likely to improve your odds, based on this airport’s historical record.
- Best departure time
- Around 7 a.m.
- 87% on-time
- Best day to fly
- Tuesday
- 78% on-time
- Cancellation risk
- 3.7%
- above the US average
Monthly on-time trend
Best time of day to depart from MGM
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 72% | 32 min |
| Tuesdaybest | 78% | 27 min |
| Wednesday | 72% | 33 min |
| Thursday | 73% | 27 min |
| Friday | 70% | 35 min |
| Saturday | 75% | 29 min |
| Sunday | 67% | 40 min |
Busiest routes from MGM
| Route | Flights/12mo | On-time | Avg delay |
|---|---|---|---|
| MGM → DFW (Dallas/Fort Worth) | 1,058 | 74% | 32 min |
| MGM → DCA (Washington) | 294 | 58% | 49 min |
| MGM → IAH (Houston) | 232 | 63% | 51 min |
| MGM → ATL (Atlanta) | 187 | 78% | 22 min |
Where flights into MGM come from
| Route | Flights/12mo | On-time | Avg delay |
|---|---|---|---|
| DFW (Dallas/Fort Worth) → MGM | 1,058 | 75% | 21 min |
| DCA (Washington) → MGM | 294 | 61% | 33 min |
| IAH (Houston) → MGM | 232 | 75% | 20 min |
| ATL (Atlanta) → MGM | 186 | 80% | 23 min |
What causes delays at MGM
Share of total delay minutes by cause, as reported by carriers to the US DOT, weighted across routes departing MGM.
- Late-arriving aircraft32%
- Airline operations42%
- National airspace system11%
- Weather16%
Alternative airports near Montgomery
Other airports within 120 miles, compared on departure reliability.
| Airport | Distance | On-time departures | Avg delay |
|---|---|---|---|
| BHM — Birmingham-Shuttlesworth International Airport | 90 mi | 81% | 17 min |
Compare the airport-level record first, then check the exact route you plan to book.
Airline performance at MGM
| Airline | On-time departures | Avg delay | Flights |
|---|---|---|---|
| Endeavor Air | 85% | 14 min | 624 |
| Envoy Air | 82% | 15 min | 635 |
| SkyWest Airlines | 73% | 33 min | 1,435 |
| PSA Airlines | 69% | 45 min | 1,839 |
Frequently asked questions
- How often are flights delayed at MGM?
- 26% of departures from Montgomery Regional (Dannelly Field) Airport left 15+ minutes late between 2024-07 and 2026-07, with an average departure delay of 32 minutes. The national on-time average over the same period was 78%.
- What is the best time of day to depart from MGM?
- Flights scheduled around 7 a.m. depart on time 87% of the time at MGM, versus 56% around 6 p.m.. Booking before noon is the usual rule of thumb here.
- What is the worst month for delays at MGM?
- In this dataset, December 2025 was the weakest month at MGM, with 55% of departures on time.
- How often are flights cancelled at MGM?
- 3.7% of scheduled departures from MGM were cancelled in this period, compared with a national rate of 1.6%.
Popular route pages from this airport
Related guides
Based on 4,533 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.