Nashville (BNA) to Oklahoma City (OKC): On-Time Performance
Data through July 2026
Nashville (BNA) to Oklahoma City (OKC) effectively runs on two schedules. In October 2024, 97% of arrivals were on time; in July 2025 that fell to 48% — a 48-point seasonal swing. Across the full period the route averages 76% on-time against a national 78%. Morning departures also hold up better than evening ones (85% vs 56%), which matters most in the rough months.
- On-time
- 76%
- arrived <15 min late
- Avg delay
- 13 min
- completed flights
- Cancelled
- 0.6%
- Flights/day
- 1.4
- last 12 months
- Duration
- 1h 58m
- scheduled
- Distance
- 616 mi
Monthly on-time trend
Best time to fly from BNA to OKC
Aim for departures around 7 a.m. (94% on-time); avoid 9 p.m. departures (56%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 71% | 18 min |
| Tuesday | 79% | 10 min |
| Wednesdaybest | 82% | 7 min |
| Thursday | 75% | 11 min |
| Friday | 72% | 13 min |
| Saturday | 79% | 13 min |
| Sunday | 72% | 15 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft67%
- Airline operations21%
- National airspace system9%
- Weather3%
Frequently asked questions
- How often are flights from BNA to OKC delayed?
- 24% of BNA–OKC flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-07 and 2026-07. The average arrival delay across completed flights was 13 minutes.
- What is the best time of day to fly from BNA to OKC?
- Departures around 7 a.m. have the best record (94% on-time), while departures around 9 p.m. have the worst (56%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from BNA to OKC?
- The scheduled BNA–OKC flight time averages 1h 58m over 616 miles. Actual arrival times vary — flights on this route land 15+ minutes late 24% of the time.
- How often are BNA to OKC flights cancelled?
- 0.6% of scheduled flights on this route were cancelled between 2024-07 and 2026-07, at or below the national rate of 1.6%.
- What is the worst month to fly from BNA to OKC?
- July 2025 was the roughest month in this dataset, with only 48% of arrivals on time. The best was October 2024 at 97%. If your dates are flexible, that 48-point gap is worth planning around.
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Based on 873 flights, 2024-07–2026-07. Source: US DOT Bureau of Transportation Statistics. Updated 2026-09-28.