RDU to PIT flight delays & on-time performance
Nonstop flights from Raleigh-Durham International Airport to Pittsburgh International Airport · 328 miles · Aug 2025 – Jul 2026
No FAA-reported ground stops or delays at RDU or PIT right now. Individual flights can still be delayed by the airline; check with your airline for your flight.
Key facts
- Flights from Raleigh/Durham (RDU) to Pittsburgh (PIT) arrived on time 83% of the time in Aug 2025 – Jul 2026, better than the 78% national average.
- 1.5% were cancelled, and 7% arrived an hour or more late.
- Envoy Air was the most punctual airline here (91% on time); Republic Airways was the least (83%).
- Departures scheduled around 6am did best (92% on time); around 7pm did worst (74%).
- Tuesday was the most reliable day to fly (86% on time) and Monday the least (81%).
- The largest source of delay minutes was late-arriving aircraft (68%).
Which airline is most on time from RDU to PIT?
Ranked by on-time arrival rate. Regional airlines fly under their partner's brand (e.g. SkyWest for Delta Connection or United Express).
| Airline | On time | Cancelled | Avg delay | 1 hr+ late | Flights |
|---|---|---|---|---|---|
| Envoy AirRegional airline operating American Eagle flights. | 91% | 8.1% | 5 min | 2.9% | 37 |
| Republic AirwaysRegional airline operating flights for American Eagle, Delta Connection and United Express. | 83% | 1.2% | 12 min | 6.7% | 681 |
Best time of day to fly
On-time arrival rate by scheduled departure hour (local time).
- 6am92%74 flights
- 7am92%123 flights
- 8am90%155 flights
- 4pm90%10 flights
- 5pm100%13 flights
- 6pm74%102 flights
- 7pm74%235 flights
Best day of the week
On-time arrival rate by day of departure.
- Monday81%1.0% cancelled
- Tuesday86%1.9% cancelled
- Wednesday82%0.0% cancelled
- Thursday83%1.0% cancelled
- Friday83%1.0% cancelled
- Saturday82%3.1% cancelled
- Sunday84%2.9% cancelled
On-time trend by month
Why flights are late
Share of delay minutes by cause, as reported by airlines to the DOT.
- Late-arriving aircraft68%
- Airline (crew, maintenance, cleaning, fueling)17%
- Air traffic control & airport congestion12%
- Extreme weather4%
- Security0%
Why flights are cancelled
Share of cancellations by reason.
- Extreme weather82%
- Air traffic control & airport congestion18%
- Airline (crew, maintenance, cleaning, fueling)0%
- Security0%
RDU to PIT: common questions
- How often are RDU to PIT flights on time?
- 83% of flights arrived less than 15 minutes late in Aug 2025 – Jul 2026, compared with 78% for all US flights.
- How often are flights from Raleigh/Durham to Pittsburgh cancelled?
- 1.5% of scheduled flights were cancelled (11 of 718).
- How long are typical delays?
- Across all flights the average arrival delay was 12 min (early arrivals count as zero). Flights that were late arrived 65 min behind schedule on average, and 6.5% of flights were an hour or more late.
- How long is taxi time at RDU?
- Flights on this route spent 18 min taxiing from the gate to takeoff on average.
Related routes
Return trip: PIT to RDU — 86% on time
More flights from Raleigh/Durham
Data: U.S. DOT Bureau of Transportation Statistics, Aug 2025 – Jul 2026 (12 months). Latest month published by BTS: July 2026. Route: RDU → PIT, nonstop flights by US airlines that report to the DOT. How we calculate this.