FlightRecord

Birmingham (BHM) to Miami (MIA): On-Time Performance

Data through May 2026

Birmingham (BHM) to Miami (MIA) effectively runs on two schedules. In October 2024, 94% of arrivals were on time; in May 2025 that fell to 69% — a 24-point seasonal swing. Across the full period the route averages 82% on-time against a national 78%. Morning departures also hold up better than evening ones (89% vs 70%), which matters most in the rough months.

On-time
82%
arrived <15 min late
Avg delay
14 min
completed flights
Cancelled
1.4%
Flights/day
1.9
last 12 months
Duration
1h 59m
scheduled
Distance
661 mi

Best airline from BHM to MIA

2 airlines flew this route regularly between 2024-06 and 2026-05.

AirlineOn-timeAvg delayCancelledFlights
Envoy Airmost reliable84%11 min1.2%1,267
American Airlines65%47 min3.4%146

Monthly on-time trend

Monthly on-time percentage for BHM to MIA flights50%75%100%June 2024: 70% on-time (60 flights)70Jun 2024July 2024: 71% on-time (62 flights)71August 2024: 78% on-time (61 flights)78September 2024: 91% on-time (33 flights)91Sep 2024October 2024: 94% on-time (47 flights)94November 2024: 86% on-time (57 flights)86December 2024: 79% on-time (61 flights)79Dec 2024January 2025: 80% on-time (62 flights)80February 2025: 77% on-time (56 flights)77March 2025: 83% on-time (63 flights)83Mar 2025April 2025: 81% on-time (60 flights)81May 2025: 69% on-time (89 flights)69June 2025: 77% on-time (64 flights)77Jun 2025July 2025: 70% on-time (89 flights)70August 2025: 86% on-time (91 flights)86September 2025: 91% on-time (53 flights)91Sep 2025October 2025: 88% on-time (77 flights)88November 2025: 88% on-time (79 flights)88December 2025: 85% on-time (61 flights)85Dec 2025January 2026: 93% on-time (61 flights)93February 2026: 85% on-time (39 flights)85March 2026: 90% on-time (31 flights)90Mar 2026April 2026: 93% on-time (30 flights)93May 2026: 82% on-time (34 flights)82

Best time to fly from BHM to MIA

Aim for departures around 5 a.m. (92% on-time); avoid 5 p.m. departures (64%).

On-time percentage by scheduled departure hour, BHM to MIA5 a.m.: 92% on-time (50 flights)56 a.m.: 89% on-time (682 flights)69 a.m.: 85% on-time (33 flights)910 a.m.: 88% on-time (97 flights)1011 a.m.: 86% on-time (28 flights)115 p.m.: 64% on-time (48 flights)176 p.m.: 70% on-time (414 flights)187 p.m.: 68% on-time (58 flights)19scheduled departure hour

By day of week

DayOn-timeAvg delay
Monday81%12 min
Tuesday86%12 min
Wednesdaybest86%9 min
Thursday81%11 min
Friday85%19 min
Saturday80%14 min
Sunday74%22 min

What causes delays on this route

Share of total delay minutes by cause, as reported by carriers to the US DOT.

  • Late-arriving aircraft57%
  • Airline operations21%
  • National airspace system11%
  • Weather11%

Frequently asked questions

How often are flights from BHM to MIA delayed?
18% of BHM–MIA flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 14 minutes.
Which airline is most reliable from BHM to MIA?
Envoy Air has the best on-time record on this route at 84%, based on 1,267 flights. 2 airlines flew BHM–MIA frequently enough to compare in this period.
What is the best time of day to fly from BHM to MIA?
Departures around 5 a.m. have the best record (92% on-time), while departures around 5 p.m. have the worst (64%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
How long is the flight from BHM to MIA?
The scheduled BHM–MIA flight time averages 1h 59m over 661 miles. Actual arrival times vary — flights on this route land 15+ minutes late 18% of the time.
How often are BHM to MIA flights cancelled?
1.4% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
What is the worst month to fly from BHM to MIA?
May 2025 was the roughest month in this dataset, with only 69% of arrivals on time. The best was October 2024 at 94%. If your dates are flexible, that 24-point gap is worth planning around.

Based on 1,420 flights, 2024-062026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.