Melbourne Orlando International (MLB) Delays and On-Time Departures
Melbourne, FL · ranked 101st of 333 airports for on-time departures
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, Melbourne (MLB) had 2,890 scheduled departures and 82.7% of them left on time (US average 77.4%).
That ranks 101st of 333 US airports tracked on this site, with 2.0% of departures cancelled.
Among airlines at Melbourne (MLB), Delta Air Lines left on time most often (84.5%).
Over 24 months, Wednesday was the most reliable day (85% on time) and July the worst month (71%).
Best time of day to fly out of Melbourne (MLB)
On-time departure % by scheduled departure hour (local time), last 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 93.6% | 2.8% | 177 |
| 6am–7am | 93.0% | 2.3% | 1,082 |
| 7am–8am | 95.7% | 5.7% | 123 |
| 8am–9am | 97.0% | 1.5% | 68 |
| 9am–10am | 89.7% | 1.0% | 98 |
| 10am–11am | 77.0% | 0.0% | 74 |
| 11am–12pm | 82.9% | 1.9% | 1,033 |
| 12pm–1pm | 91.0% | 1.4% | 348 |
| 1pm–2pm | 79.5% | 2.8% | 471 |
| 2pm–3pm | 76.3% | 0.5% | 616 |
| 3pm–4pm | 77.0% | 1.1% | 184 |
| 4pm–5pm | 77.7% | 4.5% | 89 |
| 5pm–6pm | 71.3% | 2.8% | 535 |
| 6pm–7pm | 77.1% | 2.8% | 575 |
| 7pm–8pm | 72.2% | 2.4% | 291 |
| 8pm–9pm | Limited data | 21 | |
| 9pm–10pm | Limited data | 17 | |
Airlines at MLB ranked by on-time departures
Last 12 months. Airlines with fewer than 30 departures are marked “limited data”.
| Airline | On-time departures | On-time arrivals | Cancelled | Departures |
|---|---|---|---|---|
| Delta Air Lines | 84.5% | 87.4% | 1.4% | 1,449 |
| Allegiant Air | 81.7% | 81.6% | 1.3% | 310 |
| PSA Airlines | 80.5% | 81.2% | 2.9% | 1,131 |
80%+ good 70–79.9% fair <70% poor
Best day to fly out of MLB
On-time departures by day, 24 months.
Best month to fly out of MLB
On-time departures by month, 24 months.
Holiday travel at Melbourne (MLB)
On-time departures during holiday periods compared with all other days, last 24 months.
| Period | On-time departures | vs other days | Cancelled | Flights |
|---|---|---|---|---|
| Thanksgiving week (Tue before to Mon after) | 84.8% | +0.2 pts | 0.0% | 112 |
| Christmas & New Year (Dec 20 - Jan 3) | 78.7% | -5.9 pts | 0.8% | 251 |
| Summer peak (Jun 15 - Aug 15) | 73.8% | -10.9 pts | 3.1% | 959 |
| All other days | 84.6% | — | 2.1% | 4,480 |
Monthly on-time departure trend at MLB
On-time departure % each month, with the 12-month US average for reference.
Routes from Melbourne (MLB)
Every route from MLB with its own page, by number of flights (last 12 months, on-time arrivals).
| To | On time | Cancelled | Flights |
|---|---|---|---|
| MLB → Atlanta (ATL) | 87.4% | 1.4% | 1,449 |
| MLB → Charlotte (CLT) | 81.2% | 2.9% | 1,131 |