Central Il Regional Airport at Bloomington (BMI) Delays and On-Time Departures
Bloomington/Normal, IL · ranked 60th of 333 airports for on-time departures
Data through July 2026 · Last updated October 18, 2026
Over the last 12 months, Bloomington/Normal (BMI) had 1,953 scheduled departures and 84.4% of them left on time (US average 77.4%).
That ranks 60th of 333 US airports tracked on this site, with 2.1% of departures cancelled.
Among airlines at Bloomington/Normal (BMI), SkyWest Airlines left on time most often (90.2%).
Over 24 months, Tuesday was the most reliable day (89% on time) and July the worst month (77%).
Best time of day to fly out of Bloomington/Normal (BMI)
On-time departure % by scheduled departure hour (local time), last 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 91.9% | 1.5% | 263 |
| 6am–7am | 93.0% | 0.8% | 1,006 |
| 7am–8am | 94.5% | 0.0% | 127 |
| 8am–9am | 80.5% | 0.0% | 195 |
| 9am–10am | 83.6% | 1.7% | 118 |
| 10am–11am | 87.5% | 0.0% | 40 |
| 11am–12pm | 78.9% | 2.9% | 205 |
| 12pm–1pm | Limited data | 5 | |
| 1pm–2pm | Limited data | 7 | |
| 2pm–3pm | 79.6% | 2.6% | 228 |
| 3pm–4pm | 84.5% | 1.8% | 836 |
| 4pm–5pm | 78.2% | 0.5% | 221 |
| 5pm–6pm | 83.8% | 2.6% | 38 |
| 6pm–7pm | 70.4% | 5.8% | 86 |
| 7pm–8pm | 70.0% | 1.6% | 61 |
| 8pm–9pm | 55.6% | 7.2% | 97 |
| 9pm–10pm | Limited data | 21 | |
Airlines at BMI 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 |
|---|---|---|---|---|
| SkyWest Airlines | 90.2% | 91.4% | 0.0% | 82 |
| Envoy Air | 86.3% | 85.6% | 2.5% | 1,606 |
| Allegiant Air | 71.3% | 64.9% | 0.0% | 265 |
80%+ good 70–79.9% fair <70% poor
Best day to fly out of BMI
On-time departures by day, 24 months.
Best month to fly out of BMI
On-time departures by month, 24 months.
Holiday travel at Bloomington/Normal (BMI)
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) | 71.0% | -15.8 pts | 10.1% | 69 |
| Christmas & New Year (Dec 20 - Jan 3) | 81.9% | -4.9 pts | 0.0% | 144 |
| Summer peak (Jun 15 - Aug 15) | 80.3% | -6.5 pts | 1.6% | 680 |
| All other days | 86.8% | — | 1.4% | 2,661 |
Monthly on-time departure trend at BMI
On-time departure % each month, with the 12-month US average for reference.
Routes from Bloomington/Normal (BMI)
Every route from BMI with its own page, by number of flights (last 12 months, on-time arrivals).
| To | On time | Cancelled | Flights |
|---|---|---|---|
| BMI → Chicago (ORD) | 82.6% | 3.4% | 879 |
| BMI → Dallas/Fort Worth (DFW) | 89.2% | 1.5% | 727 |