Route · MIA → BHM · 2020–2025 BTS data
Miami to Birmingham
According to PlainFlights' route traffic ranking (BTS On-Time Performance total flights), MIA to BHM (Miami to Birmingham) ranks #3032 of 4927 tracked domestic routes by total flights (most flights = #1).
Data updated 2026-06-13
- 77.5%
- On-time
- -1.5 pts
- vs US avg
- 57 min
- Delay when late
- 3,704
- Flights
- #3032 of 4927
- Corpus placement
Cancelled
1.6%
Best Month
Sep 2025 96%
Worst Month
May 2024 53%
Distance
661 mi
Carriers
7
Monthly Performance
Recent 24 months of route data.
| Period | Flights | Delayed | Cancelled | Diverted | Carriers |
|---|---|---|---|---|---|
| Dec 2025 | 62 | 9 | 1 | 0 | YX,AA,MQ |
| Nov 2025 | 78 | 8 | 3 | 0 | MQ,YX |
| Oct 2025 | 77 | 8 | 0 | 0 | YX,MQ |
| Sep 2025 | 53 | 2 | 0 | 0 | MQ |
| Aug 2025 | 91 | 14 | 0 | 1 | MQ |
| Jul 2025 | 89 | 19 | 1 | 0 | AA,MQ |
| Jun 2025 | 64 | 20 | 1 | 2 | AA,MQ |
| May 2025 | 89 | 19 | 1 | 0 | AA,MQ |
| Apr 2025 | 60 | 11 | 2 | 0 | MQ,AA |
| Mar 2025 | 62 | 13 | 2 | 1 | AA,MQ |
| Feb 2025 | 56 | 19 | 0 | 0 | AA,MQ |
| Jan 2025 | 62 | 13 | 2 | 0 | AA,MQ |
| Dec 2024 | 60 | 20 | 0 | 0 | MQ |
| Nov 2024 | 56 | 6 | 0 | 0 | MQ |
| Oct 2024 | 47 | 3 | 1 | 0 | MQ |
| Sep 2024 | 33 | 4 | 0 | 0 | MQ |
| Aug 2024 | 61 | 24 | 2 | 0 | MQ |
| Jul 2024 | 62 | 24 | 0 | 0 | MQ |
| Jun 2024 | 60 | 20 | 5 | 0 | MQ |
| May 2024 | 62 | 29 | 0 | 0 | MQ |
| Apr 2024 | 60 | 9 | 0 | 0 | MQ |
| Mar 2024 | 62 | 24 | 1 | 0 | MQ |
| Feb 2024 | 58 | 11 | 0 | 0 | MQ,YX |
| Jan 2024 | 62 | 15 | 2 | 0 | MQ,YX |
MIA–BHM seasonal on-time pattern
Best: October (87.2%) · weakest: June (61.6%)
Strongest calendar month
October
87.2% on-time · ~53 flights/mo
Busiest calendar month
May
~60 flights/mo avg
Weakest calendar month
June
61.6% on-time · ~59 flights/mo
Cancellation Rate
1.6%
24 of 1,526 flights
Diversion Rate
0.3%
4 of 1,526 flights
Explore origin & destination
On-time and delay data for the airports this route connects.
MIA - Miami
Full on-time, delay-cause, and seasonal performance for Miami, FL.
MIA on-time profileBHM - Birmingham
Full on-time, delay-cause, and seasonal performance for Birmingham, AL.
BHM on-time profileCompare the two airports
See MIA and BHM side by side on delays, cancellations, and reliability.
Compare MIA vs BHMOrigin-hub reliability standing
Mid-pack among MIA departures
From MIA, this corridor sits with 37 other 75–85% on-time routes out of 63 tracked departures, not the hub's reliability leaders (1 at ≥85%) and not the softest ( 25 below 75%). Destination: Birmingham · fleet on-time rank #3970 of 4927.
Similar routes
Other BTS-tracked routes with comparable performance or trip length to MIA–BHM.
Routes with a similar on-time rate
What the Data Says About MIA to BHM
The Miami to Birmingham corridor (MIA to BHM) posts a 77.5% on-time rate on the lower edge of the average band, based on 3,704 tracked flights. Late flights run 57.0 minutes behind on average. 7 carriers cover the 661-mile route; over the last 24 months, 24 of 1,526 flights were cancelled (1.6%) and 0.3% diverted.
The monthly split is wide on this route: Sep 2025 posted the strongest performance at 96% on-time, while May 2024 came in at just 53% - a 43-point swing worth factoring into travel timing.
On the multi-year calendar, MIA–BHM peaks in October at 87.2% on-time while May carries the heaviest traffic (~60 flights per month) ; the softest month is June at 61.6%, a 25.6-point swing that repeats because the corridor's weather and holiday mix stays stable year to year.
Frequently Asked Questions
Where does MIA to BHM rank among US routes by traffic? ▼
How often are flights delayed from MIA to BHM? ▼
What is the cancellation rate for MIA to BHM? ▼
How far is the flight from MIA to BHM? ▼
When is the best time to fly from MIA to BHM? ▼
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.
Read our methodology - how this data is sourced, computed, and verified.
Using MIA–BHM data
MIA–BHM is mid-pack at 77.5% on-time; month and carrier mix move more than the corridor headline.
- Compare MIA and BHM airport profiles: delay causes and top routes differ even on the same corridor. MIA airport
- If your dates flex, October (87.2% on-time) beats June (61.6%) on this corridor. Seasonal chart
- 4 other routes post a similar 77.5% 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.
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.