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Route · MGM → ATL · 2020–2025 BTS data

Montgomery to Atlanta

According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), MGM to ATL (Montgomery to Atlanta) ranks #1591 of 4927 tracked domestic routes by total flights (most flights = #1).

Data updated 2026-06-13

84.9%
On-time
+5.9 pts
vs US avg
90 min
Delay when late
7,806
Flights
#1591 of 4927
Corpus placement

Cancelled

0.8%

Best Month

Sep 2025 93%

Worst Month

Jun 2025 62%

Distance

147 mi

Carriers

4

Monthly Performance

Recent 24 months of route data.

Period Flights Delayed Cancelled Diverted Carriers
Oct 2025 62 14 0 0 OO
Sep 2025 60 4 0 0 OO
Aug 2025 50 11 0 0 OO
Jul 2025 63 15 0 0 OO
Jun 2025 73 28 0 0 OO
May 2025 111 41 0 0 OO
Apr 2025 73 22 0 0 OO
Mar 2025 85 15 2 0 OO
Feb 2025 64 16 0 0 OO
Jan 2025 77 16 7 0 OO
Dec 2024 137 35 1 1 9E,OO
Nov 2024 124 23 0 0 9E
Oct 2024 114 9 0 0 9E
Sep 2024 111 23 1 0 OO,9E
Aug 2024 116 10 1 0 9E,OO
Jul 2024 116 33 5 1 9E,OO
Jun 2024 114 18 0 0 9E,OO
May 2024 119 30 0 0 9E,OO
Apr 2024 116 10 0 0 9E,OO
Mar 2024 119 18 0 0 9E,OO
Feb 2024 107 16 0 0 9E,OO
Jan 2024 106 29 1 0 9E,OO
Dec 2023 104 18 0 0 OO,9E
Nov 2023 111 14 0 0 9E,OO

MGM–ATL seasonal on-time pattern

Best: October (90.3%) · weakest: July (79.6%)

75%80%85%90%95% JanFebMarAprMayJunJulAugSepOctNovDec 81.9%

Strongest calendar month

October

90.3% on-time · ~109 flights/mo

Busiest calendar month

March

~126 flights/mo avg

Weakest calendar month

July

79.6% on-time · ~105 flights/mo

Cancellation Rate

0.8%

18 of 2,332 flights

Diversion Rate

0.1%

2 of 2,332 flights

Origin-hub reliability standing

Mid-pack among MGM departures

From MGM, this corridor sits with 2 other 75–85% on-time routes out of 2 tracked departures, not the hub's reliability leaders (0 at ≥85%) and not the softest ( 0 below 75%). Destination: Atlanta · fleet on-time rank #1263 of 4927.

What the Data Says About MGM to ATL

Bureau of Transportation Statistics records show Montgomery to Atlanta (MGM to ATL) running a 84.9% on-time rate over 7,806 tracked flights, on the stronger end of a typical domestic pairing. When flights do run late, the average delay is 90.1 minutes. The 147-mile corridor is served by 4 carriers, and over the last 24 months 0.8% of 2,332 flights were cancelled, 0.1% diverted.

The monthly split is wide on this route: Sep 2025 posted the strongest performance at 93% on-time, while Jun 2025 came in at just 62% - a 32-point swing worth factoring into travel timing.

On the multi-year calendar, MGM–ATL peaks in October at 90.3% on-time while March carries the heaviest traffic (~126 flights per month) ; the softest month is July at 79.6%, a 10.7-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.

Frequently Asked Questions

Where does MGM to ATL rank among US routes by traffic?
According to PlainFlights' route traffic ranking, MGM to ATL ranks #1591 of 4927 tracked domestic routes by total flights (most flights = #1). That ordinal matches our busiest-routes listing (total_flights DESC). See /methodology#corpus-placement for the exact sort basis.
How often are flights delayed from MGM to ATL?
Flights from Montgomery to Atlanta have a 84.9% on-time rate based on 7,806 flights. The average delay is 90.1 minutes. The best recent month was Sep 2025 with 93% on-time.
What is the cancellation rate for MGM to ATL?
Over the last 24 months, 0.8% of flights on this route were cancelled (18 of 2,332 flights) and 0.1% were diverted.
How far is the flight from MGM to ATL?
The flight distance from Montgomery (MGM) to Atlanta (ATL) is approximately 147 miles. This route is served by 4 carriers.
When is the best time to fly from MGM to ATL?
The best recent month for on-time performance was Sep 2025 (93% on-time). The worst was Jun 2025 (62% on-time). Consider booking during months with historically better performance.

Airports on this route

Data source

Data Source: Bureau of Transportation Statistics (BTS), On-Time Performance Data. Statistics reflect cumulative performance across all available reporting periods.

Using MGM–ATL data

MGM–ATL runs 5.9 pts above the national 79% average; the remaining risk is month-to-month swing and carrier mix, not a weak headline rate.

  • Compare MGM and ATL airport profiles: delay causes and top routes differ even on the same corridor. MGM airport
  • If your dates flex, October (90.3% on-time) beats July (79.6%) on this corridor. Seasonal chart
  • 4 other routes post a similar 84.9% on-time rate; compare before you commit to this pairing. Similar routes

On-time rate reflects the BTS historical average across all reporting carriers on this origin–destination pair, not any single flight or booking recommendation.

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

Every figure on PlainFlights is rendered directly from BTS On-Time Performance data, no number is typed in by an editor. This page aggregates this specific route's on-time performance and monthly trend, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.