Miami (MIA) to Greensboro/High Point (GSO): On-Time Performance
Data through July 2026
The calendar drives reliability on MIA–GSO. January 2026 flights landed on schedule 93% of the time, but July 2026 dropped to 55% — a gap of 38 points. Across the full period the route averages 80% on-time against a national 78%.
- On-time
- 80%
- arrived <15 min late
- Avg delay
- 12 min
- completed flights
- Cancelled
- 1.3%
- Flights/day
- 1.4
- last 12 months
- Duration
- 2h 19m
- scheduled
- Distance
- 710 mi
Monthly on-time trend
Best time to fly from MIA to GSO
Aim for departures around 9 p.m. (86% on-time); avoid 4 p.m. departures (75%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 78% | 14 min |
| Tuesdaybest | 91% | 4 min |
| Wednesday | 81% | 9 min |
| Thursday | 85% | 8 min |
| Friday | 76% | 13 min |
| Saturday | 75% | 18 min |
| Sunday | 74% | 17 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft47%
- Airline operations22%
- National airspace system25%
- Weather6%
Frequently asked questions
- How often are flights from MIA to GSO delayed?
- 20% of MIA–GSO 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 12 minutes.
- What is the best time of day to fly from MIA to GSO?
- Departures around 9 p.m. have the best record (86% on-time), while departures around 4 p.m. have the worst (75%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from MIA to GSO?
- The scheduled MIA–GSO flight time averages 2h 19m over 710 miles. Actual arrival times vary — flights on this route land 15+ minutes late 20% of the time.
- How often are MIA to GSO flights cancelled?
- 1.3% 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 MIA to GSO?
- July 2026 was the roughest month in this dataset, with only 55% of arrivals on time. The best was January 2026 at 93%. If your dates are flexible, that 38-point gap is worth planning around.
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Based on 988 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.