Best Time to Fly BNA to PIT: On-Time Stats by Hour & Airline
Nashville International → Pittsburgh International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 73.0% of Nashville (BNA) to Pittsburgh (PIT) flights arrived on time (1,102 scheduled flights). That is 4.6 points below the national average of 77.6%.
Allegiant Air was the most punctual of the 2 airlines on the route at 77.1%, while Southwest Airlines trailed at 72.7%.
September has been the best month (88% on time) and Sunday the weakest day of the week (71%).
0.5% of flights were cancelled, versus 1.8% nationally.
BNA 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 |
|---|---|---|---|---|
| Allegiant Air | 77.1% | 89 min | 1.2% | 84 |
| Southwest Airlines | 72.7% | 45 min | 0.5% | 1,018 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly BNA to PIT
On-time arrival % by scheduled departure hour (local time), 2,120 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 9am–10am | 92.1% | 0.3% | 367 |
| 10am–11am | 86.0% | 0.3% | 295 |
| 11am–12pm | 94.2% | 0.0% | 52 |
| 12pm–1pm | Limited data | 4 | |
| 1pm–2pm | 85.7% | 0.0% | 35 |
| 2pm–3pm | 80.5% | 0.0% | 87 |
| 3pm–4pm | 73.7% | 1.1% | 188 |
| 4pm–5pm | 54.9% | 1.3% | 238 |
| 5pm–6pm | 75.0% | 0.0% | 76 |
| 6pm–7pm | 79.5% | 0.5% | 221 |
| 7pm–8pm | 69.2% | 0.5% | 215 |
| 8pm–9pm | 65.6% | 0.3% | 286 |
| 9pm–10pm | 70.4% | 3.6% | 56 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on BNA 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) | 80.0% | +0.8 pts | 0.0% | 40 |
| Christmas & New Year (Dec 20 - Jan 3) | 79.0% | -0.2 pts | 0.0% | 81 |
| Summer peak (Jun 15 - Aug 15) | 64.9% | -14.3 pts | 0.3% | 391 |
| All other days | 79.2% | — | 0.7% | 1,608 |
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).