ORIGIN AIRPORT REPORT
BIL
Billings, MT (BIL) departure reliability
Of 4,708 scheduled reportable flights departing BIL, 84.2% arrived on time, 10.0% arrived at least 30 minutes late, and 0.6% were cancelled during July 2025–June 2026.
Source: U.S. Bureau of Transportation Statistics · Origin-airport cohort · Updated September 16, 2026
HISTORICAL ROUTE SIGNALLower disruption
84.2%arrived on time
10.0%30+ min late
0.6%cancelled
4,708scheduled flights
MOST-FLOWN DIRECTIONS
ALL ROUTES →Which route from BIL had the largest sample?
BIL to DEN was BIL's largest published route sample, with 1,782 scheduled flights and a 81.1% on-time rate during July 2025–June 2026.
BIL→DENBillings, MT (BIL) to Denver, CO (DEN)1,782 flights analyzedLower disruption81.1%on timeBIL→SLCBillings, MT (BIL) to Salt Lake City, UT (SLC)1,074 flights analyzedLower disruption90.9%on timeBIL→DFWBillings, MT (BIL) to Dallas/Fort Worth, TX (DFW)691 flights analyzedLower disruption82.1%on timeBIL→ORDBillings, MT (BIL) to Chicago, IL (ORD)379 flights analyzedGenerally reliable77.0%on timeBIL→MSPBillings, MT (BIL) to Minneapolis, MN (MSP)365 flights analyzedLower disruption90.1%on time
Which airline was most reliable departing BIL?
Among qualifying BIL airline departure results, Delta Air Lines had the highest on-time rate: 91.4% of 731 flights. Envoy Air was lowest at 81.7% across 1,063 flights.
| Airline | Flights | On time | 30+ min | Cancelled |
|---|---|---|---|---|
| SkyWest Airlines | 1,877 | 83.9% | 10.5% | 1.1% |
| Envoy Air | 1,063 | 81.7% | 10.7% | 0.5% |
| Delta Air Lines | 731 | 91.4% | 5.6% | 0.7% |
| United Airlines | 730 | 82.1% | 11.1% | 0.0% |
| Allegiant Air | 307 | 82.1% | 13.0% | 0.0% |
Origin report, not airport-wide operations.
These figures summarize the reported scheduled passenger flights in the dataset, not every flight or every airport process.