Historical on-time performance
Chicago to Nashville
Flights on ORD–BNA arrive on time 66% of the time over the last 12 months.
based on 4,686 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
Too close to call — no single carrier is clearly more on-time here.
- Republic AirwaysOn-time73%Medianon timep9045 minCancel1.4%Flights518
- United AirlinesOn-time71%Medianon timep9065 minCancel1.6%Flights1,346
- Envoy AirOn-time71%Medianon timep9055 minCancel3.5%Flights657
- Southwest AirlinesOn-time66%Medianon timep9055 minCancel1.2%Flights337
- American AirlinesOn-time61%Medianon timep90100 minCancel1.8%Flights384
- SkyWest AirlinesOn-time59%Medianon timep90105 minCancel3.4%Flights1,444
Why flights run late
Delay causes
- Airline28%
- Weather12%
- Air traffic (NAS)21%
- Late aircraft39%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline1%
- Weather79%
- Air traffic (NAS)20%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 111 cancellations with a reported cause (BTS reports causes from June 2003).
Over time
On-time trend
By season
On-time rate by month
When to fly
Best time to fly ORD → BNA
All airlines · rolling 36 months (2023-06 .. 2026-05).
Best time of day
Mornings are the most reliable time of day to fly this route — 84% on time.
- Mornings84% on time · p90 25 min · 2,930 flights
- Middays79% on time · p90 40 min · 4,046 flights
- Afternoons71% on time · p90 55 min · 2,926 flights
- Evenings67% on time · p90 80 min · 3,031 flights
- Overnights63% on time · p90 90 min · 1,634 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 70% to 78% on time.
- Saturdays78% on time · p90 40 min · 1,822 flights
- Tuesdays77% on time · p90 55 min · 2,000 flights
- Wednesdays76% on time · p90 45 min · 2,031 flights
- Thursdays75% on time · p90 55 min · 2,180 flights
- Mondays73% on time · p90 60 min · 2,188 flights
- Fridays72% on time · p90 60 min · 2,205 flights
- Sundays70% on time · p90 70 min · 2,142 flights
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