FlightRecord

Charleston (CHS) to Nashville (BNA): On-Time Performance

Data through May 2026

When you fly CHS to BNA matters as much as anything else about the booking: the route swung from 96% on-time in October 2024 to just 70% in May 2026. Across the full period the route averages 83% on-time against a national 78%. Morning departures also hold up better than evening ones (93% vs 73%), which matters most in the rough months.

On-time
83%
arrived <15 min late
Avg delay
10 min
completed flights
Cancelled
0.8%
Flights/day
2.7
last 12 months
Duration
1h 36m
scheduled
Distance
439 mi

Monthly on-time trend

Monthly on-time percentage for CHS to BNA flights50%75%100%June 2024: 77% on-time (69 flights)77Jun 2024July 2024: 84% on-time (69 flights)84August 2024: 87% on-time (64 flights)87September 2024: 92% on-time (60 flights)92Sep 2024October 2024: 96% on-time (70 flights)96November 2024: 90% on-time (58 flights)90December 2024: 85% on-time (60 flights)85Dec 2024January 2025: 89% on-time (59 flights)89February 2025: 91% on-time (54 flights)91March 2025: 82% on-time (71 flights)82Mar 2025April 2025: 82% on-time (76 flights)82May 2025: 80% on-time (80 flights)80June 2025: 78% on-time (88 flights)78Jun 2025July 2025: 76% on-time (91 flights)76August 2025: 84% on-time (77 flights)84September 2025: 81% on-time (73 flights)81Sep 2025October 2025: 78% on-time (92 flights)78November 2025: 81% on-time (86 flights)81December 2025: 85% on-time (91 flights)85Dec 2025January 2026: 92% on-time (67 flights)92February 2026: 86% on-time (63 flights)86March 2026: 77% on-time (86 flights)77Mar 2026April 2026: 77% on-time (86 flights)77May 2026: 70% on-time (87 flights)70

Best time to fly from CHS to BNA

Aim for departures around 6 a.m. (97% on-time); avoid 8 p.m. departures (62%).

On-time percentage by scheduled departure hour, CHS to BNA5 a.m.: 96% on-time (25 flights)56 a.m.: 97% on-time (344 flights)67 a.m.: 95% on-time (58 flights)710 a.m.: 87% on-time (144 flights)1011 a.m.: 88% on-time (156 flights)1112 p.m.: 80% on-time (105 flights)121 p.m.: 74% on-time (162 flights)132 p.m.: 72% on-time (41 flights)143 p.m.: 91% on-time (32 flights)154 p.m.: 90% on-time (30 flights)165 p.m.: 79% on-time (43 flights)176 p.m.: 85% on-time (87 flights)187 p.m.: 76% on-time (238 flights)198 p.m.: 62% on-time (136 flights)209 p.m.: 70% on-time (159 flights)21scheduled departure hour

By day of week

DayOn-timeAvg delay
Monday84%9 min
Tuesday86%11 min
Wednesday87%6 min
Thursday80%10 min
Friday78%13 min
Saturdaybest88%7 min
Sunday78%12 min

What causes delays on this route

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

  • Late-arriving aircraft62%
  • Airline operations22%
  • National airspace system14%
  • Weather1%

Frequently asked questions

How often are flights from CHS to BNA delayed?
18% of CHS–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 10 minutes.
What is the best time of day to fly from CHS to BNA?
Departures around 6 a.m. have the best record (97% on-time), while departures around 8 p.m. have the worst (62%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
How long is the flight from CHS to BNA?
The scheduled CHS–BNA flight time averages 1h 36m over 439 miles. Actual arrival times vary — flights on this route land 15+ minutes late 18% of the time.
How often are CHS to BNA flights cancelled?
0.8% 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 CHS to BNA?
May 2026 was the roughest month in this dataset, with only 70% of arrivals on time. The best was October 2024 at 96%. If your dates are flexible, that 26-point gap is worth planning around.

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Based on 1,777 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.