Best Time to Fly BNA to GSP: On-Time Stats by Hour & Airline
Nashville International → Greenville-Spartanburg International
Data through July 2026 · Last updated October 18, 2026
668 flights were scheduled from Nashville (BNA) to Greer (GSP) in the last 12 months, and 70.7% of those that flew arrived on time, 6.9 points below the US average of 77.6%.
Southwest Airlines was the only reporting airline with regular flights on this route.
February has been the best month (89% on time) and Friday the weakest day of the week (64%).
0.8% of flights were cancelled, versus 1.8% nationally.
BNA to GSP 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 |
|---|---|---|---|---|
| Southwest Airlines | 70.7% | 58 min | 0.8% | 668 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly BNA to GSP
On-time arrival % by scheduled departure hour (local time), 1,033 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 9am–10am | 91.2% | 1.1% | 92 |
| 10am–11am | 88.5% | 0.0% | 78 |
| 11am–12pm | Limited data | 15 | |
| 12pm–1pm | Limited data | 1 | |
| 1pm–2pm | 85.0% | 4.8% | 42 |
| 2pm–3pm | 81.2% | 0.0% | 96 |
| 3pm–4pm | 76.8% | 0.5% | 217 |
| 4pm–5pm | 63.5% | 0.0% | 160 |
| 5pm–6pm | 63.6% | 0.7% | 155 |
| 6pm–7pm | 91.7% | 2.7% | 37 |
| 7pm–8pm | 45.7% | 0.0% | 35 |
| 8pm–9pm | 46.4% | 0.0% | 85 |
| 9pm–10pm | Limited data | 20 | |
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 GSP
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) | Limited data | 16 | ||
| Christmas & New Year (Dec 20 - Jan 3) | 71.9% | -4.8 pts | 3.0% | 33 |
| Summer peak (Jun 15 - Aug 15) | 55.6% | -21.1 pts | 0.0% | 217 |
| All other days | 76.7% | — | 0.8% | 767 |
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).