Historical on-time performance
Columbus to Dallas
919 miData through Dec 2025Source: US DOT · BTS
Flights on CMH–DAL arrive on time 73% of the time over the last 12 months.
On-time rate73%arrived within 15 min
p90 delay45 min1 in 10 flights is worse (tail risk)
Cancelled0.7%of scheduled flights
based on 424 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Southwest AirlinesOn-time73%Medianon timep9045 minCancel0.7%Flights424
Why flights run late
Delay causes
- Airline17%
- Weather5%
- Air traffic (NAS)20%
- Late aircraft58%
- 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 CMH → DAL
All airlines · rolling 36 months (2023-01 .. 2025-12).
Best time of day
On-time rates are fairly even by time of day on this route — ranging from 58% to 91% on time.
- Mornings91% on time · p90 10 min · 141 flights · limited
- Middays87% on time · p90 20 min · 286 flights
- Afternoons76% on time · p90 40 min · 584 flights
- Evenings58% on time · p90 70 min · 227 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 71% to 85% on time.
- Tuesdays85% on time · p90 20 min · 166 flights · limited
- Mondays80% on time · p90 35 min · 166 flights · limited
- Wednesdays79% on time · p90 45 min · 162 flights · limited
- Fridays76% on time · p90 40 min · 167 flights · limited
- Thursdays76% on time · p90 30 min · 164 flights · limited
- Saturdays73% on time · p90 65 min · 162 flights · limited
- Sundays71% on time · p90 40 min · 254 flights
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