Flight OddsSLC → BIL Delta Air Lines
Delta Air Lines · Salt Lake City, UT to Billings, MT · 1,074 flights, 2025-07-01 to 2026-06-30 · aggregated across 5 flight numbers
On-time arrival
89%
Median delay
-9 min
90th percentile
+19 min
Cancellation rate
1%
How on-time is Delta Air Lines from SLC to BIL?
Across every Delta Air Lines flight number on SLC → BIL (1,074 flights, 2025-07-01 to 2026-06-30), 89% arrived within 15 minutes of schedule. Median arrival delay -9 min; the worst 10% ran +19 min or later. 1% were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 949 | 89% |
| 16-30 min | 44 | 4% |
| 31-60 min | 37 | 3% |
| 61-120 min | 23 | 2% |
| 2+ hrs | 15 | 1% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 91 | 88% | +7 min |
| 2025-08 | 93 | 90% | -3 min |
| 2025-09 | 90 | 97% | -7 min |
| 2025-10 | 92 | 90% | +1 min |
| 2025-11 | 85 | 94% | -10 min |
| 2025-12 | 90 | 84% | -4 min |
| 2026-01 | 86 | 88% | -1 min |
| 2026-02 | 78 | 81% | +4 min |
| 2026-03 | 91 | 90% | +1 min |
| 2026-04 | 90 | 89% | -2 min |
| 2026-05 | 93 | 89% | 0 min |
| 2026-06 | 89 | 84% | +1 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 154 | 89% |
| Tue | 159 | 91% |
| Wed | 153 | 86% |
| Thu | 153 | 88% |
| Fri | 152 | 90% |
| Sat | 145 | 92% |
| Sun | 152 | 86% |
DL flight numbers on SLC → BIL
Related
Based on US DOT Bureau of Transportation Statistics on-time data. Loading the full breakdown…