Pittsburgh (PIT) to Miami (MIA): On-Time Performance
Data through May 2026
Pittsburgh (PIT) to Miami (MIA) effectively runs on two schedules. In October 2024, 97% of arrivals were on time; in July 2025 that fell to 65% — a 32-point seasonal swing. Across the full period the route averages 78% on-time against a national 78%. Morning departures also hold up better than evening ones (86% vs 61%), which matters most in the rough months.
- On-time
- 78%
- arrived <15 min late
- Avg delay
- 17 min
- completed flights
- Cancelled
- 1.5%
- Flights/day
- 1.9
- last 12 months
- Duration
- 2h 50m
- scheduled
- Distance
- 1,013 mi
Best airline from PIT to MIA
3 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| American Airlinesmost reliable | 79% | 18 min | 1.6% | 1,162 |
| Southwest Airlines | 77% | 15 min | 0.9% | 109 |
| Envoy Air | 66% | 17 min | 1.3% | 80 |
Monthly on-time trend
Best time to fly from PIT to MIA
Aim for departures around 6 a.m. (87% on-time); avoid 6 p.m. departures (51%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 76% | 20 min |
| Tuesdaybest | 83% | 16 min |
| Wednesday | 81% | 18 min |
| Thursday | 75% | 16 min |
| Friday | 82% | 16 min |
| Saturday | 77% | 12 min |
| Sunday | 73% | 23 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft45%
- Airline operations33%
- National airspace system20%
- Weather2%
Frequently asked questions
- How often are flights from PIT to MIA delayed?
- 22% of PIT–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 17 minutes.
- Which airline is most reliable from PIT to MIA?
- American Airlines has the best on-time record on this route at 79%, based on 1,162 flights. 3 airlines flew PIT–MIA frequently enough to compare in this period.
- What is the best time of day to fly from PIT to MIA?
- Departures around 6 a.m. have the best record (87% on-time), while departures around 6 p.m. have the worst (51%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from PIT to MIA?
- The scheduled PIT–MIA flight time averages 2h 50m over 1,013 miles. Actual arrival times vary — flights on this route land 15+ minutes late 22% of the time.
- How often are PIT to MIA flights cancelled?
- 1.5% 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 PIT to MIA?
- July 2025 was the roughest month in this dataset, with only 65% of arrivals on time. The best was October 2024 at 97%. If your dates are flexible, that 32-point gap is worth planning around.
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Based on 1,387 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.