Historical on-time performance
Nashville to Dallas
623 miData through Dec 2025Source: US DOT · BTS
Flights on BNA–DAL arrive on time 79% of the time over the last 12 months.
On-time rate79%arrived within 15 min
p90 delay35 min1 in 10 flights is worse (tail risk)
Cancelled1.3%of scheduled flights
based on 2,447 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time79%Medianon timep9035 minCancel1.3%Flights2,447
Why flights run late
Delay causes
- Airline19%
- Weather5%
- Air traffic (NAS)22%
- 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 BNA → DAL
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 — 92% on time.
- Mornings92% on time · p90 5 min · 2,403 flights
- Middays81% on time · p90 25 min · 1,321 flights
- Afternoons71% on time · p90 45 min · 1,198 flights
- Evenings69% on time · p90 55 min · 1,297 flights
- Overnights67% on time · p90 70 min · 899 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 75% to 82% on time.
- Tuesdays82% on time · p90 25 min · 1,026 flights
- Wednesdays81% on time · p90 25 min · 1,024 flights
- Saturdays81% on time · p90 30 min · 785 flights
- Mondays79% on time · p90 35 min · 1,073 flights
- Fridays78% on time · p90 40 min · 1,067 flights
- Thursdays77% on time · p90 35 min · 1,056 flights
- Sundays75% on time · p90 40 min · 1,087 flights
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