Flight OddsDL1340 SLC → BIL
Delta Air Lines · Salt Lake City, UT to Billings, MT · 365 flights observed, 2025-07-01 to 2026-06-30 · 387 mi
On-time arrival
82%
Median delay
-8 min
90th percentile
+40 min
Cancellation rate
1%
How often is DL1340 on time?
Across 365 flights on SLC → BIL from 2025-07-01 to 2026-06-30, DL1340 arrived within 15 minutes of schedule 82% of the time. The median arrival delay was -8 min, and the worst 10% of flights arrived +40 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 | 82% |
| 16-30 min | 21 | 6% |
| 31-60 min | 25 | 7% |
| 61-120 min | 14 | 4% |
| 2+ hrs | 6 | 2% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 30 | 77% | +31 min |
| 2025-08 | 31 | 84% | -2 min |
| 2025-09 | 30 | 90% | -7 min |
| 2025-10 | 31 | 77% | +18 min |
| 2025-11 | 30 | 93% | -8 min |
| 2025-12 | 31 | 81% | -2 min |
| 2026-01 | 31 | 84% | +2 min |
| 2026-02 | 28 | 79% | +0 min |
| 2026-03 | 31 | 90% | -1 min |
| 2026-04 | 30 | 77% | +2 min |
| 2026-05 | 31 | 87% | +6 min |
| 2026-06 | 29 | 62% | +15 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 52 | 75% |
| Tue | 53 | 85% |
| Wed | 52 | 79% |
| Thu | 52 | 83% |
| Fri | 50 | 90% |
| Sat | 52 | 87% |
| Sun | 52 | 75% |
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…