Historical on-time performance
Oklahoma City to Nashville
616 miData through Dec 2025Source: US DOT · BTS
Flights on OKC–BNA arrive on time 77% of the time over the last 12 months.
On-time rate77%arrived within 15 min
p90 delay35 min1 in 10 flights is worse (tail risk)
Cancelled0.0%of scheduled flights
based on 287 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time77%Medianon timep9035 minCancel0.0%Flights287
Why flights run late
Delay causes
- Airline11%
- Weather11%
- Air traffic (NAS)23%
- Late aircraft54%
- Security0%
Most delay minutes here are attributed to Late aircraft.
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly OKC → BNA
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
Middays are the most reliable time of day to fly this route — 84% on time.
- Middays84% on time · p90 25 min · 340 flights
- Afternoons72% on time · p90 30 min · 223 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 75% to 83% on time.
- Wednesdays83% on time · p90 25 min · 66 flights · limited
- Tuesdays82% on time · p90 30 min · 67 flights · limited
- Mondays81% on time · p90 30 min · 75 flights · limited
- Thursdays81% on time · p90 50 min · 77 flights · limited
- Saturdays78% on time · p90 35 min · 138 flights · limited
- Fridays77% on time · p90 20 min · 77 flights · limited
- Sundays75% on time · p90 40 min · 119 flights · limited
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