Pittsburgh (PIT) to Raleigh/Durham (RDU): On-Time Performance
Data through May 2026
Pittsburgh (PIT) to Raleigh/Durham (RDU) effectively runs on two schedules. In October 2024, 100% of arrivals were on time; in December 2025 that fell to 75% — a 25-point seasonal swing. Across the full period the route averages 86% on-time against a national 78%. Morning departures also hold up better than evening ones (94% vs 80%), which matters most in the rough months.
- On-time
- 86%
- arrived <15 min late
- Avg delay
- 9 min
- completed flights
- Cancelled
- 1.5%
- Flights/day
- 1.9
- last 12 months
- Duration
- 1h 24m
- scheduled
- Distance
- 328 mi
Monthly on-time trend
Best time to fly from PIT to RDU
Aim for departures around 7 a.m. (96% on-time); avoid 4 p.m. departures (77%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 86% | 9 min |
| Tuesday | 87% | 9 min |
| Wednesdaybest | 89% | 6 min |
| Thursday | 86% | 7 min |
| Friday | 85% | 9 min |
| Saturday | 89% | 13 min |
| Sunday | 84% | 9 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft43%
- Airline operations30%
- National airspace system22%
- Weather5%
Frequently asked questions
- How often are flights from PIT to RDU delayed?
- 14% of PIT–RDU 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 9 minutes.
- What is the best time of day to fly from PIT to RDU?
- Departures around 7 a.m. have the best record (96% on-time), while departures around 4 p.m. have the worst (77%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from PIT to RDU?
- The scheduled PIT–RDU flight time averages 1h 24m over 328 miles. Actual arrival times vary — flights on this route land 15+ minutes late 14% of the time.
- How often are PIT to RDU 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 RDU?
- December 2025 was the roughest month in this dataset, with only 75% of arrivals on time. The best was October 2024 at 100%. If your dates are flexible, that 25-point gap is worth planning around.
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Based on 1,457 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.