Historical on-time performance
Miami to Nashville
806 miData through Dec 2025Source: US DOT · BTS
Flights on MIA–BNA arrive on time 72% of the time over the last 12 months.
On-time rate72%arrived within 15 min
p90 delay60 min1 in 10 flights is worse (tail risk)
Cancelled0.8%of scheduled flights
based on 2,145 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time80%Medianon timep9040 minCancel0.8%Flights664
- Envoy AirbestOn-time86%Medianon timep9020 minCancel1.6%Flights251
- American AirlinesOn-time66%Medianon timep9080 minCancel0.7%Flights1,230
Why flights run late
Delay causes
- Airline33%
- Weather4%
- Air traffic (NAS)16%
- Late aircraft47%
- 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 MIA → BNA
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
Mornings are the most reliable time of day to fly this route — 88% on time.
- Mornings88% on time · p90 15 min · 1,873 flights
- Middays79% on time · p90 30 min · 663 flights
- Overnights66% on time · p90 70 min · 1,739 flights
- Afternoons66% on time · p90 75 min · 1,905 flights
- Evenings58% on time · p90 85 min · 948 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 66% to 79% on time.
- Tuesdays79% on time · p90 45 min · 966 flights
- Wednesdays76% on time · p90 50 min · 956 flights
- Fridays72% on time · p90 55 min · 1,015 flights
- Mondays72% on time · p90 60 min · 1,016 flights
- Thursdays71% on time · p90 65 min · 1,034 flights
- Saturdays69% on time · p90 55 min · 1,059 flights
- Sundays66% on time · p90 75 min · 1,082 flights
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