FlightRecord

Oklahoma City (OKC) to Nashville (BNA): On-Time Performance

Data through May 2026

Oklahoma City (OKC) to Nashville (BNA) effectively runs on two schedules. In July 2024, 97% of arrivals were on time; in July 2025 that fell to 65% — a 32-point seasonal swing. Across the full period the route averages 80% on-time against a national 78%.

On-time
80%
arrived <15 min late
Avg delay
12 min
completed flights
Cancelled
0.4%
Flights/day
1.3
last 12 months
Duration
1h 42m
scheduled
Distance
616 mi

Monthly on-time trend

Monthly on-time percentage for OKC to BNA flights50%75%100%June 2024: 79% on-time (29 flights)79Jun 2024July 2024: 97% on-time (31 flights)97August 2024: 77% on-time (31 flights)77September 2024: 88% on-time (32 flights)88Sep 2024October 2024: 87% on-time (31 flights)87November 2024: 73% on-time (22 flights)73December 2024: 65% on-time (17 flights)65Dec 2024January 2025: 75% on-time (12 flights)75February 2025: 90% on-time (19 flights)90March 2025: 90% on-time (29 flights)90Mar 2025April 2025: 77% on-time (30 flights)77May 2025: 74% on-time (31 flights)74June 2025: 70% on-time (30 flights)70Jun 2025July 2025: 65% on-time (31 flights)65August 2025: 88% on-time (34 flights)88September 2025: 82% on-time (34 flights)82Sep 2025October 2025: 71% on-time (31 flights)71November 2025: 79% on-time (33 flights)79December 2025: 82% on-time (33 flights)82Dec 2025January 2026: 93% on-time (32 flights)93February 2026: 79% on-time (28 flights)79March 2026: 76% on-time (58 flights)76Mar 2026April 2026: 80% on-time (60 flights)80May 2026: 76% on-time (62 flights)76

Best time to fly from OKC to BNA

Aim for departures around 11 a.m. (97% on-time); avoid 3 p.m. departures (68%).

On-time percentage by scheduled departure hour, OKC to BNA6 a.m.: 93% on-time (27 flights)67 a.m.: 95% on-time (75 flights)710 a.m.: 88% on-time (43 flights)1011 a.m.: 97% on-time (30 flights)1112 p.m.: 82% on-time (142 flights)121 p.m.: 82% on-time (110 flights)132 p.m.: 76% on-time (128 flights)143 p.m.: 68% on-time (119 flights)154 p.m.: 70% on-time (59 flights)165 p.m.: 72% on-time (25 flights)17scheduled departure hour

By day of week

DayOn-timeAvg delay
Monday79%14 min
Tuesday81%13 min
Wednesday84%9 min
Thursday80%14 min
Friday76%12 min
Saturdaybest86%7 min
Sunday74%14 min

What causes delays on this route

Share of total delay minutes by cause, as reported by carriers to the US DOT.

  • Late-arriving aircraft52%
  • Airline operations23%
  • National airspace system20%
  • Weather5%

Frequently asked questions

How often are flights from OKC to BNA delayed?
20% of OKC–BNA flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 12 minutes.
What is the best time of day to fly from OKC to BNA?
Departures around 11 a.m. have the best record (97% on-time), while departures around 3 p.m. have the worst (68%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
How long is the flight from OKC to BNA?
The scheduled OKC–BNA flight time averages 1h 42m over 616 miles. Actual arrival times vary — flights on this route land 15+ minutes late 20% of the time.
How often are OKC to BNA flights cancelled?
0.4% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
What is the worst month to fly from OKC to BNA?
July 2025 was the roughest month in this dataset, with only 65% of arrivals on time. The best was July 2024 at 97%. If your dates are flexible, that 32-point gap is worth planning around.

Based on 780 flights, 2024-062026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.