Scott AFB MidAmerica St Louis (BLV) Delays and On-Time Departures
Belleville, IL · ranked 311th of 333 airports for on-time departures
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, Belleville (BLV) had 1,395 scheduled departures and 73.0% of them left on time (US average 77.4%).
That ranks 311th of 333 US airports tracked on this site, with 0.9% of departures cancelled.
November has been the best month (83% on time) and Saturday the weakest day of the week (66%).
Best time of day to fly out of Belleville (BLV)
On-time departure % by scheduled departure hour (local time), last 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 7am–8am | Limited data | 9 | |
| 8am–9am | 83.3% | 0.7% | 295 |
| 9am–10am | 81.9% | 0.6% | 161 |
| 10am–11am | 87.2% | 0.7% | 292 |
| 11am–12pm | 85.5% | 0.0% | 179 |
| 12pm–1pm | 82.4% | 0.9% | 109 |
| 1pm–2pm | 75.2% | 0.0% | 141 |
| 2pm–3pm | 64.8% | 3.0% | 167 |
| 3pm–4pm | 65.8% | 1.9% | 209 |
| 4pm–5pm | 70.1% | 0.5% | 185 |
| 5pm–6pm | 63.8% | 1.2% | 165 |
| 6pm–7pm | 64.7% | 1.5% | 135 |
| 7pm–8pm | 67.8% | 0.0% | 152 |
| 8pm–9pm | 55.1% | 2.4% | 249 |
| 9pm–10pm | 67.1% | 2.1% | 233 |
Airlines at BLV 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 |
|---|---|---|---|---|
| Allegiant Air | 73.0% | 69.8% | 0.9% | 1,395 |
80%+ good 70–79.9% fair <70% poor
Best day to fly out of BLV
On-time departures by day, 24 months.
Best month to fly out of BLV
On-time departures by month, 24 months.
Holiday travel at Belleville (BLV)
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) | 69.8% | -5.8 pts | 2.3% | 44 |
| Christmas & New Year (Dec 20 - Jan 3) | 64.3% | -11.3 pts | 3.8% | 131 |
| Summer peak (Jun 15 - Aug 15) | 67.8% | -7.8 pts | 1.5% | 719 |
| All other days | 75.6% | — | 0.8% | 1,787 |
Monthly on-time departure trend at BLV
On-time departure % each month, with the 12-month US average for reference.
Routes from Belleville (BLV)
Every route from BLV with its own page, by number of flights (last 12 months, on-time arrivals).
| To | On time | Cancelled | Flights |
|---|---|---|---|
| BLV → Valparaiso (VPS) | 66.2% | 0.8% | 394 |
| BLV → Punta Gorda (PGD) | 73.5% | 0.9% | 225 |
| BLV → St. Petersburg (PIE) | 68.4% | 0.6% | 172 |
| BLV → Sanford (SFB) | 63.0% | 0.6% | 166 |