Best time to fly out of Scott AFB/Midamerica (BLV)
The early-flight folk wisdom bends at Scott AFB/Midamerica: the steadiest stretch was the 10am–12pm band at 85.4%, while 8–10pm departures managed 61.9%. These are historical odds, not forecasts. The records say what happened on this schedule over three years; they know nothing about tomorrow’s thunderstorm.
Data through June 2026 · Bureau of Transportation Statistics
On-time rate by hour and day
On this page, “on time” means a departure that pushed back less than 15 minutes behind its scheduled time — the Bureau of Transportation Statistics definition, and the one airlines are held to.
| Departure time | Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|---|---|---|---|---|---|---|
| Before 6am | – | – | – | – | – | – | – |
| 6–8am | – | – | – | – | – | – | – |
| 8–10am | 76 | – | – | – | 85 | – | 84 |
| 10am–12pm | 89 | – | – | 84 | 87 | – | 82 |
| 12–2pm | – | – | – | – | – | – | – |
| 2–4pm | – | – | – | – | 74 | – | – |
| 4–6pm | – | – | – | 66 | – | – | 63 |
| 6–8pm | – | – | – | – | – | – | – |
| 8–10pm | 65 | – | – | 66 | 62 | – | 55 |
| 10pm–12am | – | – | – | – | – | – | – |
The steadiest stretch at BLV was 10am–12pm — 85.4% of departures left on time across 458 flights. The weakest was 8–10pm at 61.9%.
The year at BLV
March was the hard month at BLV: 68% of departures left on time, across 377 flights. November was the easy one at 85.3%. Each month pools three years of that month, so a single bad week does not decide it.
| Month | Share departures that left on time | Flights |
|---|---|---|
| January | 75.1% | 203 |
| February | 74.4% | 219 |
| March | 68% | 377 |
| April | 81.2% | 277 |
| May | 73.3% | 375 |
| June | 69.6% | 506 |
| July | 68.3% | 461 |
| August | 73.4% | 325 |
| September | 83.8% | 204 |
| October | 82.2% | 235 |
| November | 85.3% | 212 |
| December | 74% | 251 |
Airlines at BLV
Every airline with at least 100 departures from BLV, busiest first. These are that airline’s departures from this airport only — its record across the country sits on its own page.
| Airline | Left on time | Typical delay | Cancelled | Departures |
|---|---|---|---|---|
| Allegiant Air | 74.3% | 104 min | 1.3% | 3,645 |
What delays out of BLV were put down to
Airlines file a reason with every arrival running 15 minutes late or more. Across 992 flights that departed BLV and ran 15 minutes late or more, the delay minutes break down with 53.4% put down to late-arriving aircraft and 24.6% to airline operations.
- Late-arriving aircraft 53.4%
- Airline operations 24.6%
- Air traffic & airport volume 12.1%
- Severe weather 9.9%
- Security 0%
Late-arriving aircraft is the knock-on category: the plane came in late, so it went out late again. It is why a 7am problem in Newark is still a problem in Denver at dinnertime, and why it is usually the biggest slice on the bar.
If you are connecting through BLV
Of 3,642 scheduled arrivals into BLV, 76.5% reached the gate less than 15 minutes behind schedule. Of the 807 arrivals that ran late, 50.3% were no more than 45 minutes behind — which is the difference between a tight connection and a new boarding pass.
Work out a specific layover — pick the airport and the minutes you have, and the tool reads the same arrival records back as a share.
Busiest routes out of BLV
Ranked by flights, with the share that arrived on time at the far end. Where a route carries enough flights for a page of its own the chip goes there; otherwise it goes to the destination airport.
- VPS 75% on time · 1,105 flights
- PGD 71.4% on time · 604 flights
- PIE 71.2% on time · 475 flights
- SFB 63.8% on time · 434 flights
- SRQ 84.1% on time · 288 flights
- LAS 75.9% on time · 146 flights
- JAX 52.2% on time · 141 flights
- GUF 83.5% on time · 122 flights
- FLL 66.7% on time · 114 flights
- TYS Not enough flights to say · 86 flights
BLV in one number
Scott AFB/Midamerica (BLV)
Rank 222 of 363 US airports by departures. Steadiest stretch of the day: 10am–12pm. Hardest month: March.
Questions about BLV
- What is the best time of day to fly out of Scott AFB/Midamerica?
- 10am–12pm. Departures in that band left on time 85.4% of the time across 458 flights, July 2023 through June 2026 — the best of the ten bands in the day. The 8–10pm band was the weakest at 61.9%.
- What is the worst month to fly out of BLV?
- March: 68% of the departures that flew left on time, with 377 scheduled. November was the other end of the year at 85.3%. Each figure pools three years of that calendar month.
- How often are flights cancelled at BLV?
- 1.3% of scheduled departures were cancelled over July 2023 through June 2026. Cancellations are counted against everything scheduled, not against everything that flew — a rate that looks small still adds up to real people in a rebooking line.