Historical on-time performance
Atlanta to Dallas
721 miData through Dec 2025Source: US DOT · BTS
Flights on ATL–DAL arrive on time 77% of the time over the last 12 months.
On-time rate77%arrived within 15 min
p90 delay40 min1 in 10 flights is worse (tail risk)
Cancelled1.4%of scheduled flights
based on 3,476 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Delta Air LinesbestOn-time79%Medianon timep9040 minCancel1.5%Flights1,842
- Southwest AirlinesOn-time76%Medianon timep9040 minCancel1.4%Flights1,634
Why flights run late
Delay causes
- Airline36%
- Weather5%
- Air traffic (NAS)20%
- Late aircraft39%
- 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 ATL → 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 — 88% on time.
- Mornings88% on time · p90 15 min · 2,759 flights
- Middays83% on time · p90 30 min · 2,376 flights
- Afternoons76% on time · p90 40 min · 1,939 flights
- Overnights69% on time · p90 55 min · 1,818 flights
- Evenings67% on time · p90 65 min · 1,633 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 30 min · 1,489 flights
- Tuesdays81% on time · p90 30 min · 1,488 flights
- Saturdays81% on time · p90 35 min · 1,299 flights
- Thursdays77% on time · p90 40 min · 1,539 flights
- Mondays77% on time · p90 40 min · 1,553 flights
- Fridays75% on time · p90 45 min · 1,550 flights
- Sundays74% on time · p90 40 min · 1,607 flights
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