Birmingham (BHM) to Miami (MIA): On-Time Performance
Data through July 2026
Birmingham (BHM) to Miami (MIA) effectively runs on two schedules. In October 2024, 94% of arrivals were on time; in July 2026 that fell to 66% — a 28-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 (88% vs 69%), which matters most in the rough months.
- On-time
- 82%
- arrived <15 min late
- Avg delay
- 14 min
- completed flights
- Cancelled
- 1.1%
- Flights/day
- 1.8
- last 12 months
- Duration
- 1h 60m
- scheduled
- Distance
- 661 mi
Best airline from BHM to MIA
2 airlines flew this route regularly between 2024-07 and 2026-07.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Envoy Airmost reliable | 83% | 11 min | 0.8% | 1,302 |
| American Airlines | 65% | 47 min | 3.4% | 146 |
Monthly on-time trend
Best time to fly from BHM to MIA
Aim for departures around 5 a.m. (92% on-time); avoid 5 p.m. departures (59%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 80% | 12 min |
| Tuesday | 85% | 12 min |
| Wednesdaybest | 88% | 7 min |
| Thursday | 82% | 11 min |
| Friday | 84% | 19 min |
| Saturday | 77% | 17 min |
| Sunday | 76% | 21 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft56%
- Airline operations23%
- National airspace system11%
- Weather11%
Frequently asked questions
- How often are flights from BHM to MIA delayed?
- 19% of BHM–MIA flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. 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 83%, based on 1,302 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 (59%). 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 60m over 661 miles. Actual arrival times vary — flights on this route land 15+ minutes late 19% of the time.
- How often are BHM to MIA flights cancelled?
- 1.1% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
- What is the worst month to fly from BHM to MIA?
- July 2026 was the roughest month in this dataset, with only 66% of arrivals on time. The best was October 2024 at 94%. If your dates are flexible, that 28-point gap is worth planning around.
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Based on 1,455 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.