Best Time to Fly ATL to MLB: On-Time Stats by Hour & Airline
Hartsfield-Jackson Atlanta International → Melbourne Orlando International
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, 83.8% of Atlanta (ATL) to Melbourne (MLB) flights arrived on time (1,449 scheduled flights). That is 6.1 points above the national 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 (86% on time) and July the worst month (71%).
The cancellation rate was 1.3% (US average 1.8%).
ATL to MLB 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 | 83.8% | 60 min | 1.3% | 1,449 |
80%+ good 70–79.9% fair <70% poor
Best time of day to fly ATL to MLB
On-time arrival % by scheduled departure hour (local time), 2,826 flights over 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 8am–9am | 89.6% | 1.8% | 167 |
| 9am–10am | 87.2% | 1.5% | 547 |
| 10am–11am | Limited data | 16 | |
| 12pm–1pm | 83.1% | 0.6% | 632 |
| 1pm–2pm | 77.4% | 0.0% | 31 |
| 2pm–3pm | 87.0% | 0.0% | 54 |
| 3pm–4pm | Limited data | 1 | |
| 4pm–5pm | 78.2% | 2.4% | 579 |
| 5pm–6pm | 73.2% | 0.0% | 71 |
| 7pm–8pm | 83.3% | 0.0% | 30 |
| 8pm–9pm | 73.2% | 0.0% | 41 |
| 9pm–10pm | 80.4% | 1.4% | 348 |
| 10pm–11pm | 79.6% | 2.9% | 309 |
Best day of the week
24 months, by day of departure.
Best month to fly
24 months, by calendar month.
Holiday travel on ATL to MLB
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) | 78.0% | -6.0 pts | 0.0% | 50 |
| Christmas & New Year (Dec 20 - Jan 3) | 76.8% | -7.2 pts | 0.9% | 110 |
| Summer peak (Jun 15 - Aug 15) | 76.1% | -7.9 pts | 2.2% | 493 |
| All other days | 84.0% | — | 1.4% | 2,173 |
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).