Best Time to Fly OKC to BNA: On-Time Stats by Hour & Airline
Okc Will Rogers International → Nashville International
Data through July 2026 · Last updated October 18, 2026
527 flights were scheduled from Oklahoma City (OKC) to Nashville (BNA) in the last 12 months, and 79.3% of those that flew arrived on time, 1.7 points above the US average of 77.6%.
Southwest Airlines was the only reporting airline with regular flights on this route.
January has been the best month (88% on time) and Sunday the weakest day of the week (73%).
0.6% of flights were cancelled, versus 1.8% nationally.
OKC to BNA 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 | 79.3% | 52 min | 0.6% | 527 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly OKC to BNA
On-time arrival % by scheduled departure hour (local time), 842 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 6am–7am | Limited data | 27 | |
| 7am–8am | 94.8% | 0.7% | 136 |
| 8am–9am | Limited data | 1 | |
| 9am–10am | Limited data | 1 | |
| 10am–11am | 90.2% | 0.0% | 42 |
| 11am–12pm | Limited data | 12 | |
| 12pm–1pm | 82.6% | 0.0% | 133 |
| 1pm–2pm | 80.7% | 0.0% | 88 |
| 2pm–3pm | 75.0% | 0.7% | 138 |
| 3pm–4pm | 64.6% | 0.8% | 128 |
| 4pm–5pm | 68.5% | 0.0% | 92 |
| 5pm–6pm | Limited data | 25 | |
| 6pm–7pm | Limited data | 19 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on OKC to BNA
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 | 15 | ||
| Christmas & New Year (Dec 20 - Jan 3) | Limited data | 29 | ||
| Summer peak (Jun 15 - Aug 15) | 75.3% | -5.4 pts | 0.0% | 172 |
| All other days | 80.7% | — | 0.5% | 626 |
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).