Flight OddsDelta Air Lines · Billings, MT to Salt Lake City, UT · 345 flights observed, 2025-07-01 to 2026-06-30 · 387 mi
DL3828 covers more than one route in the data window — the stats below are for BIL → SLC, the one it has flown most recently. The others are linked under “Other routes”.
How often is DL3828 on time?
Across 345 flights on BIL → SLC from 2025-07-01 to 2026-06-30, DL3828 arrived within 15 minutes of schedule 87% of the time. The median arrival delay was -8 min, and the worst 10% of flights arrived +25 min or later. 1% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 297 | 87% |
| 16-30 min | 17 | 5% |
| 31-60 min | 10 | 3% |
| 61-120 min | 10 | 3% |
| 2+ hrs | 8 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 30 | 97% | -6 min |
| 2025-08 | 30 | 80% | -1 min |
| 2025-09 | 30 | 97% | -4 min |
| 2025-10 | 31 | 94% | -6 min |
| 2025-11 | 27 | 96% | -7 min |
| 2025-12 | 28 | 79% | +2 min |
| 2026-01 | 23 | 83% | +4 min |
| 2026-02 | 22 | 73% | +23 min |
| 2026-03 | 30 | 73% | +26 min |
| 2026-04 | 30 | 77% | +29 min |
| 2026-05 | 31 | 90% | -5 min |
| 2026-06 | 30 | 100% | -11 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 50 | 92% |
| Tue | 53 | 94% |
| Wed | 50 | 78% |
| Thu | 48 | 81% |
| Fri | 51 | 80% |
| Sat | 42 | 93% |
| Sun | 48 | 90% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…