Best Time to Fly DFW to ATL: On-Time Stats by Hour & Airline
Dallas/Fort Worth International → Hartsfield-Jackson Atlanta International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 75.2% of Dallas/Fort Worth (DFW) to Atlanta (ATL) flights arrived on time (6,690 scheduled flights). That is 2.4 points below the national average of 77.6%.
Delta Air Lines was the most punctual of the 5 airlines on the route at 82.6%, while Frontier Airlines trailed at 66.0%.
October has been the best month (83% on time) and Sunday the weakest day of the week (72%).
2.6% of flights were cancelled, versus 1.8% nationally.
DFW to ATL on-time performance by airline
Last 12 months. Airlines with fewer than 30 completed flights are marked “limited data”.
| Airline | On time | Avg delay when late | Cancelled | Flights |
|---|---|---|---|---|
| Delta Air Lines | 82.6% | 83 min | 2.5% | 2,791 |
| Envoy Air | 80.8% | 49 min | 2.5% | 80 |
| Spirit Airlines | 72.6% | 66 min | 3.0% | 267 |
| American Airlines | 70.7% | 70 min | 2.9% | 2,629 |
| Frontier Airlines | 66.0% | 71 min | 1.8% | 907 |
| PSA Airlines | Limited data | 16 | ||
80%+ good 70–79.9% fair <70% poor
Best time of day to fly DFW to ATL
On-time arrival % by scheduled departure hour (local time), 13,332 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 88.5% | 2.5% | 855 |
| 6am–7am | 73.3% | 1.9% | 581 |
| 7am–8am | 86.8% | 1.7% | 1,466 |
| 8am–9am | 83.8% | 1.8% | 854 |
| 9am–10am | 80.8% | 2.2% | 901 |
| 10am–11am | 81.3% | 1.9% | 873 |
| 11am–12pm | 82.4% | 2.6% | 689 |
| 12pm–1pm | 78.4% | 2.1% | 918 |
| 1pm–2pm | 76.3% | 1.1% | 749 |
| 2pm–3pm | 71.1% | 2.6% | 842 |
| 3pm–4pm | 70.3% | 2.5% | 280 |
| 4pm–5pm | 64.3% | 2.3% | 1,155 |
| 5pm–6pm | 63.8% | 1.2% | 597 |
| 6pm–7pm | 65.5% | 4.0% | 876 |
| 7pm–8pm | 66.5% | 3.0% | 788 |
| 8pm–9pm | 65.7% | 3.6% | 748 |
| 9pm–10pm | 56.5% | 5.2% | 153 |
| 10pm–11pm | Limited data | 7 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on DFW to ATL
On-time arrivals during holiday periods compared with all other days, last 24 months.
| Period | On time | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | 77.3% | -0.1 pts | 0.0% | 256 |
| Christmas & New Year (Dec 20 - Jan 3) | 72.6% | -4.9 pts | 2.4% | 549 |
| Summer peak (Jun 15 - Aug 15) | 67.8% | -9.6 pts | 2.3% | 2,324 |
| All other days | 77.4% | — | 2.4% | 10,203 |
Monthly on-time trend
On-time arrival % each month, with the 12-month US average for reference.
What causes delays on this route
Share of reported delay minutes, last 12 months (BTS cause categories).