Best Time to Fly DCA to PIT: On-Time Stats by Hour & Airline
Ronald Reagan Washington National → Pittsburgh International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 74.5% of Washington (DCA) to Pittsburgh (PIT) flights arrived on time (1,431 scheduled flights). That is 3.1 points below the national average of 77.6%.
Among 4 airlines, Envoy Air led with 87.5% on time and American Airlines was last with 61.6%.
Over 24 months, Tuesday was the most reliable day (83% on time) and February the worst month (64%).
The cancellation rate was 4.0% (US average 1.8%).
DCA to PIT on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| Envoy Air | 87.5% | 44 min | 2.9% | 173 |
| PSA Airlines | 74.1% | 67 min | 6.4% | 392 |
| Republic Airways | 73.5% | 60 min | 3.3% | 765 |
| American Airlines | 61.6% | 93 min | 2.0% | 101 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly DCA to PIT
On-time arrival % by scheduled departure hour (local time), 3,010 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 6am–7am | 93.2% | 3.9% | 77 |
| 7am–8am | 90.3% | 6.6% | 121 |
| 8am–9am | 83.0% | 3.1% | 455 |
| 9am–10am | Limited data | 28 | |
| 10am–11am | 75.6% | 5.6% | 126 |
| 11am–12pm | 83.9% | 2.7% | 256 |
| 12pm–1pm | 86.0% | 0.0% | 43 |
| 1pm–2pm | 81.8% | 0.0% | 33 |
| 2pm–3pm | 78.3% | 3.2% | 125 |
| 3pm–4pm | 74.5% | 1.3% | 302 |
| 4pm–5pm | 58.5% | 1.9% | 108 |
| 5pm–6pm | 62.8% | 2.6% | 306 |
| 6pm–7pm | 51.3% | 13.3% | 90 |
| 7pm–8pm | 81.9% | 2.8% | 284 |
| 8pm–9pm | 78.6% | 8.3% | 229 |
| 9pm–10pm | 82.1% | 1.5% | 68 |
| 10pm–11pm | 71.3% | 4.7% | 359 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on DCA to PIT
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | 76.4% | -2.0 pts | 0.0% | 55 |
| Christmas & New Year (Dec 20 - Jan 3) | 76.2% | -2.1 pts | 0.0% | 80 |
| Summer peak (Jun 15 - Aug 15) | 67.5% | -10.8 pts | 7.2% | 474 |
| All other days | 78.3% | — | 3.3% | 2,401 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).