Historical on-time performance
Atlanta to Dallas
721 miData through May 2026Source: US DOT · BTS
Flights on ATL–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)
Cancelled2.2%of scheduled flights
based on 3,441 flights over the last 12 months. On-time means arriving within 15 minutes (BTS standard).
By airline
How each carrier compares
- Delta Air LinesbestOn-time80%Medianon timep9035 minCancel2.6%Flights1,868
- Southwest AirlinesOn-time75%Medianon timep9045 minCancel1.7%Flights1,573
Why flights run late
Delay causes
- Airline37%
- Weather4%
- Air traffic (NAS)17%
- Late aircraft41%
- Security1%
Most delay minutes here are attributed to Late aircraft.
When flights don't go
Why flights were cancelled
- Airline51%
- Weather43%
- Air traffic (NAS)5%
- Security0%
Most cancellations here are attributed to Airline. Shares are among 74 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 ATL → 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 — 88% on time.
- Mornings88% on time · p90 15 min · 2,693 flights
- Middays83% on time · p90 30 min · 2,416 flights
- Afternoons75% on time · p90 40 min · 2,034 flights
- Overnights69% on time · p90 60 min · 1,761 flights
- Evenings67% on time · p90 65 min · 1,634 flights
Best day of week
On-time rates are fairly even by day on this route — ranging from 73% to 83% on time.
- Wednesdays83% on time · p90 30 min · 1,477 flights
- Tuesdays81% on time · p90 30 min · 1,476 flights
- Saturdays78% on time · p90 35 min · 1,320 flights
- Thursdays78% on time · p90 35 min · 1,555 flights
- Mondays76% on time · p90 45 min · 1,551 flights
- Fridays76% on time · p90 45 min · 1,565 flights
- Sundays73% on time · p90 45 min · 1,594 flights
Keep exploring