Historical on-time performance
Pittsburgh to Nashville
462 miData through May 2026Source: US DOT · BTS
Flights on PIT–BNA arrive on time 83% of the time over the last 12 months.
On-time rate83%arrived within 15 min
p90 delay30 min1 in 10 flights is worse (tail risk)
Cancelled0.7%of scheduled flights
based on 1,010 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time83%Medianon timep9030 minCancel0.7%Flights1,010
Why flights run late
Delay causes
- Airline19%
- Weather5%
- Air traffic (NAS)17%
- Late aircraft58%
- Security1%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline14%
- Weather71%
- Air traffic (NAS)14%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 7 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 PIT → 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 — 95% on time.
- Mornings95% on time · p90 5 min · 1,098 flights
- Middays88% on time · p90 15 min · 428 flights
- Afternoons76% on time · p90 40 min · 416 flights
- Evenings74% on time · p90 50 min · 551 flights
- Overnights69% on time · p90 55 min · 472 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 76% to 88% on time.
- Saturdays88% on time · p90 20 min · 289 flights
- Tuesdays88% on time · p90 20 min · 404 flights
- Wednesdays86% on time · p90 25 min · 379 flights
- Mondays86% on time · p90 20 min · 400 flights
- Fridays85% on time · p90 20 min · 400 flights
- Thursdays80% on time · p90 30 min · 529 flights
- Sundays76% on time · p90 45 min · 564 flights
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