Historical on-time performance
Nashville to Dallas
623 miData through May 2026Source: US DOT · BTS
Flights on BNA–DAL arrive on time 78% of the time over the last 12 months.
On-time rate78%arrived within 15 min
p90 delay40 min1 in 10 flights is worse (tail risk)
Cancelled1.0%of scheduled flights
based on 2,412 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time78%Medianon timep9040 minCancel1.0%Flights2,412
Why flights run late
Delay causes
- Airline24%
- Weather4%
- Air traffic (NAS)19%
- Late aircraft53%
- Security0%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline17%
- Weather79%
- Air traffic (NAS)4%
- Security0%
Most cancellations here are attributed to Weather. Shares are among 24 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 BNA → DAL
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 — 91% on time.
- Mornings91% on time · p90 5 min · 2,409 flights
- Middays80% on time · p90 30 min · 1,384 flights
- Afternoons72% on time · p90 45 min · 1,230 flights
- Overnights69% on time · p90 65 min · 937 flights
- Evenings67% on time · p90 60 min · 1,262 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 74% to 82% on time.
- Wednesdays82% on time · p90 25 min · 1,033 flights
- Tuesdays82% on time · p90 30 min · 1,032 flights
- Saturdays80% on time · p90 35 min · 805 flights
- Mondays78% on time · p90 35 min · 1,081 flights
- Thursdays78% on time · p90 35 min · 1,079 flights
- Fridays78% on time · p90 40 min · 1,090 flights
- Sundays74% on time · p90 45 min · 1,102 flights
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