Billings Logan International (BIL) Delays and On-Time Departures
Billings, MT · ranked 16th of 333 airports for on-time departures
Data through July 2026 · Last updated October 18, 2026
88.0% of the 4,642 flights scheduled to depart Billings (BIL) in the last 12 months left on time, 10.5 points above the US average of 77.4%.
That ranks 16th of 333 US airports tracked on this site, with 0.6% of departures cancelled.
Delta Air Lines was the most punctual airline here, with 95.5% of departures on time.
September has been the best month (91% on time) and Friday the weakest day of the week (86%).
Best time of day to fly out of Billings (BIL)
On-time departure % by scheduled departure hour (local time), last 24 months.
Show the numbers
| Departure hour | On time | Cancelled | Flights |
|---|---|---|---|
| 5am–6am | 94.5% | 0.5% | 1,318 |
| 6am–7am | 93.0% | 0.6% | 1,410 |
| 7am–8am | 92.2% | 0.2% | 874 |
| 8am–9am | 85.7% | 0.0% | 91 |
| 9am–10am | 81.6% | 0.0% | 38 |
| 10am–11am | 91.9% | 0.7% | 808 |
| 11am–12pm | 95.0% | 0.6% | 783 |
| 12pm–1pm | 81.4% | 0.0% | 463 |
| 1pm–2pm | 77.5% | 0.4% | 509 |
| 2pm–3pm | 78.0% | 0.6% | 1,064 |
| 3pm–4pm | 83.7% | 0.0% | 49 |
| 4pm–5pm | 66.8% | 1.2% | 259 |
| 5pm–6pm | 74.2% | 2.3% | 738 |
| 6pm–7pm | 85.7% | 0.5% | 757 |
| 7pm–8pm | Limited data | 6 | |
| 8pm–9pm | Limited data | 9 | |
| 9pm–10pm | Limited data | 21 | |
| 10pm–11pm | 71.2% | 0.0% | 73 |
Airlines at BIL 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 | 95.5% | 93.0% | 0.6% | 731 |
| SkyWest Airlines | 87.6% | 85.1% | 0.9% | 1,843 |
| Envoy Air | 86.5% | 84.1% | 0.5% | 1,032 |
| United Airlines | 85.8% | 82.9% | 0.1% | 729 |
| Allegiant Air | 82.3% | 82.7% | 0.3% | 307 |
80%+ good 70–79.9% fair <70% poor
Best day to fly out of BIL
On-time departures by day, 24 months.
Best month to fly out of BIL
On-time departures by month, 24 months.
Holiday travel at Billings (BIL)
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) | 85.8% | -2.0 pts | 0.6% | 163 |
| Christmas & New Year (Dec 20 - Jan 3) | 88.0% | +0.2 pts | 0.3% | 366 |
| Summer peak (Jun 15 - Aug 15) | 83.3% | -4.5 pts | 0.8% | 1,818 |
| All other days | 87.8% | — | 0.7% | 6,923 |
Monthly on-time departure trend at BIL
On-time departure % each month, with the 12-month US average for reference.
Routes from Billings (BIL)
Every route from BIL with its own page, by number of flights (last 12 months, on-time arrivals).
| To | On time | Cancelled | Flights |
|---|---|---|---|
| BIL → Denver (DEN) | 82.2% | 0.7% | 1,778 |
| BIL → Salt Lake City (SLC) | 91.6% | 0.6% | 1,074 |
| BIL → Dallas/Fort Worth (DFW) | 84.2% | 0.6% | 691 |
| BIL → Minneapolis (MSP) | 92.0% | 0.8% | 365 |
| BIL → Chicago (ORD) | 80.7% | 0.3% | 317 |
| BIL → Phoenix (AZA) | 81.4% | 0.6% | 178 |