Best Time to Fly TLH to ATL: On-Time Stats by Hour & Airline
Tallahassee International → Hartsfield-Jackson Atlanta International
Data through July 2026 · Last updated October 18, 2026
2,003 flights were scheduled from Tallahassee (TLH) to Atlanta (ATL) in the last 12 months, and 86.2% of those that flew arrived on time, 8.6 points above the US average of 77.6%.
Delta Air Lines was the only reporting airline with regular flights on this route.
Over 24 months, Wednesday was the most reliable day (91% on time) and July the worst month (79%).
The cancellation rate was 1.7% (US average 1.8%).
TLH 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 | 86.3% | 97 min | 1.6% | 1,999 |
| SkyWest Airlines | Limited data | 4 | ||
80%+ good 70–79.9% fair <70% poor
Best time of day to fly TLH to ATL
On-time arrival % by scheduled departure hour (local time), 3,656 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 93.2% | 1.7% | 359 |
| 6am–7am | 93.0% | 1.0% | 302 |
| 7am–8am | 88.3% | 1.6% | 450 |
| 8am–9am | 91.5% | 1.9% | 263 |
| 9am–10am | Limited data | 10 | |
| 10am–11am | 91.0% | 1.9% | 420 |
| 11am–12pm | 92.7% | 0.0% | 68 |
| 12pm–1pm | 82.5% | 1.2% | 248 |
| 1pm–2pm | 83.3% | 1.8% | 110 |
| 2pm–3pm | 82.2% | 1.4% | 286 |
| 3pm–4pm | 81.2% | 1.6% | 189 |
| 4pm–5pm | 90.3% | 0.0% | 31 |
| 5pm–6pm | 81.0% | 2.3% | 557 |
| 6pm–7pm | 81.2% | 0.0% | 85 |
| 7pm–8pm | 83.7% | 3.5% | 260 |
| 8pm–9pm | Limited data | 18 | |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on TLH 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) | 84.0% | -4.0 pts | 0.0% | 75 |
| Christmas & New Year (Dec 20 - Jan 3) | 85.5% | -2.5 pts | 0.9% | 111 |
| Summer peak (Jun 15 - Aug 15) | 82.3% | -5.7 pts | 2.7% | 659 |
| All other days | 88.0% | — | 1.6% | 2,811 |
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).