Montgomery Regional (Dannelly Field) Airport (MGM): Delays & On-Time Performance
Data through May 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 75% against a national 78%, over roughly 5 departures a day to 5 destinations.
- Departures on-time
- 75%
- left <15 min late
- Avg dep delay
- 30 min
- Arrivals on-time
- 75%
- Cancelled
- 3.3%
- 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.
- 89% on-time
- Best day to fly
- Tuesday
- 78% on-time
- Cancellation risk
- 3.3%
- 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 | 74% | 29 min |
| Tuesdaybest | 78% | 27 min |
| Wednesday | 72% | 34 min |
| Thursday | 75% | 26 min |
| Friday | 72% | 31 min |
| Saturday | 76% | 28 min |
| Sunday | 69% | 36 min |
Busiest routes from MGM
| Route | Flights/12mo | On-time | Avg delay |
|---|---|---|---|
| MGM → DFW (Dallas/Fort Worth) | 1,062 | 75% | 31 min |
| MGM → ATL (Atlanta) | 323 | 78% | 22 min |
| MGM → DCA (Washington) | 293 | 60% | 43 min |
| MGM → IAH (Houston) | 110 | 61% | 58 min |
Where flights into MGM come from
| Route | Flights/12mo | On-time | Avg delay |
|---|---|---|---|
| DFW (Dallas/Fort Worth) → MGM | 1,062 | 75% | 21 min |
| ATL (Atlanta) → MGM | 322 | 80% | 22 min |
| DCA (Washington) → MGM | 293 | 62% | 31 min |
| IAH (Houston) → MGM | 110 | 78% | 20 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 aircraft31%
- Airline operations43%
- National airspace system11%
- Weather15%
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% | 16 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 | 670 |
| Envoy Air | 82% | 15 min | 652 |
| SkyWest Airlines | 74% | 31 min | 1,381 |
| PSA Airlines | 70% | 42 min | 1,701 |
Frequently asked questions
- How often are flights delayed at MGM?
- 25% of departures from Montgomery Regional (Dannelly Field) Airport left 15+ minutes late between 2024-06 and 2026-05, with an average departure delay of 30 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 89% of the time at MGM, versus 61% 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?
- 3.3% 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 4,404 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.