According to PlainFlights' airport traffic ranking (BTS On-Time Performance total flights), Montgomery, AL (MGM) ranks #180 of 382 tracked US airports by total flights (most flights = #1). Montgomery, AL posts below-median on-time performance among the 382 tracked U.S. airports, as a mid-size U.S. airport.
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MGM on-time rate vs. the national average
Ahead of the U.S. average across all 382 tracked airports.
Delay Cause Breakdown
Top delay cause: Carrier.
Total delay minutes: 254,242.
Late Aircraft33.9% (86,238 min)
Carrier42.5% (108,001 min)
NAS (National Aviation System)11.2% (28,507 min)
Weather12.1% (30,826 min)
Security0.3% (670 min)
MGM - seasonal on-time pattern
Best: November (93.8%) · worst: June (88.6%)
MGM - on-time rate by year
2020–2025, year-over-year trend.
MGM - taxi-out and taxi-in (monthly)
Average taxi-out 18.1 min · taxi-in 4.4 min over the last 24 reported months (U.S. airport mean taxi-out ≈ 16.4 min).
MGM's average taxi-out (18.1 min) sits near the recent U.S. airport mean (~16.4 min). Month-to-month, it swings from 15.8 min (August 2024) to 20.6 min (December 2024).
Two PlainFlights-derived comparison paths for Montgomery, AL, both outside Alabama so the neighborhoods are not same-state geography. Axes stay disjoint: volume peers exclude the on-time peer set. Same-state compare stays below.
The standout signal at Montgomery, AL is the delay mix: Carrier owns 42.5% of 254,242 delay minutes across 30,016 BTS flights. The on-time headline is 82.3% (3.3 pts above the 79% national average), with 5,316 delayed and 385 cancelled (1.28%).
Delay minutes concentrate in Carrier (33.9% late-aircraft, 42.5% carrier, 11.2% NAS, 12.1% weather, 0.3% security). Mid-volume books still show a clear delay fingerprint rather than a weather-only story.
On the multi-year calendar, MGM is strongest in November (93.8% on-time) and weakest in June (88.6%), a 5.2-point swing. Volume peaks in August (~460 flights/month). The busiest connecting route is to ATL (Atlanta) at 85.9% on-time. Field definitions: on-time performance explained.
Montgomery, AL vs. the national on-time distribution
On-time rate among all 382 tracked U.S. airports
82.3%Top 63%higher than 37% of 382 airports
Montgomery, AL
60%95%
U.S. airports by on-time rate, bucketed by value
Each bar is a band; taller bars hold more airports. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data (2020–2025).
Statistics reflect cumulative performance across all available reporting periods. On-time rates exclude cancelled and diverted flights.
MGM's on-time book is mid-pack; month and delay-cause mix move more than the headline rate.
Check the busiest route from MGM before you book a connection. See top routes →
Travel in November rather than June if your dates are flexible. Seasonal patterns →
Gate-to-wheels taxi-out averages 18.1 min here; check the monthly series before a tight connection. Taxi times →
On-time rate reflects the BTS historical average across all reporting carriers at this airport, not any single flight or airline.
Frequently Asked Questions
What is Montgomery, AL's on-time rate?
Montgomery, AL (MGM) has a 82.3% on-time rate across 30,016 BTS-tracked flights (2020-2025), 3.3 pts above the 79% national flight-weighted average; that places it in roughly the below-median on-time performance.
How does MGM rank among U.S. airports by traffic volume?
Montgomery, AL ranks #180 of 382 tracked US airports by total BTS flights (most flights = #1), making it a mid-size U.S. airport.
What's the most common cause of delays at Montgomery, AL?
Carrier is the leading delay cause at MGM, accounting for 42.5% of delay minutes. The full breakdown: 33.9% late-aircraft, 42.5% carrier, 11.2% NAS/air-traffic-control, 12.1% weather, and 0.3% security.
When is the best time to fly through Montgomery, AL?
November is historically MGM's strongest month at 93.8% on-time, while June is the weakest at 88.6%, a 5.2-point swing across the BTS historical record.
Data sourced from U.S. Department of Transportation Bureau of Transportation Statistics (BTS) On-Time Performance data. See our methodology for details. Retrieved and formatted by PlainFlights