Raleigh/Durham (RDU) to Pittsburgh (PIT): On-Time Performance
Data through July 2026
When you fly RDU to PIT matters as much as anything else about the booking: the route swung from 100% on-time in October 2024 to just 67% in July 2025. Across the full period the route averages 85% on-time against a national 78%. Morning departures also hold up better than evening ones (92% vs 78%), which matters most in the rough months.
- On-time
- 85%
- arrived <15 min late
- Avg delay
- 11 min
- completed flights
- Cancelled
- 1.7%
- Flights/day
- 2.0
- last 12 months
- Duration
- 1h 26m
- scheduled
- Distance
- 328 mi
Monthly on-time trend
Best time to fly from RDU to PIT
Aim for departures around 5 p.m. (94% on-time); avoid 7 p.m. departures (74%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 84% | 13 min |
| Tuesdaybest | 89% | 7 min |
| Wednesday | 85% | 12 min |
| Thursday | 85% | 10 min |
| Friday | 84% | 15 min |
| Saturday | 85% | 9 min |
| Sunday | 85% | 11 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft65%
- Airline operations18%
- National airspace system9%
- Weather8%
Frequently asked questions
- How often are flights from RDU to PIT delayed?
- 15% of RDU–PIT 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 11 minutes.
- What is the best time of day to fly from RDU to PIT?
- Departures around 5 p.m. have the best record (94% on-time), while departures around 7 p.m. have the worst (74%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from RDU to PIT?
- The scheduled RDU–PIT flight time averages 1h 26m over 328 miles. Actual arrival times vary — flights on this route land 15+ minutes late 15% of the time.
- How often are RDU to PIT flights cancelled?
- 1.7% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, slightly above the national rate of 1.6%.
- What is the worst month to fly from RDU to PIT?
- July 2025 was the roughest month in this dataset, with only 67% of arrivals on time. The best was October 2024 at 100%. If your dates are flexible, that 33-point gap is worth planning around.
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Based on 1,502 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.