Flight OddsDL2231 ORD → SLC
Delta Air Lines · Chicago, IL to Salt Lake City, UT · 365 flights observed, 2025-07-01 to 2026-06-30 · 1,250 mi
On-time arrival
80%
Median delay
-1 min
90th percentile
+49 min
Cancellation rate
1%
How often is DL2231 on time?
Across 365 flights on ORD → SLC from 2025-07-01 to 2026-06-30, DL2231 arrived within 15 minutes of schedule 80% of the time. The median arrival delay was -1 min, and the worst 10% of flights arrived +49 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 | 288 | 80% |
| 16-30 min | 22 | 6% |
| 31-60 min | 22 | 6% |
| 61-120 min | 12 | 3% |
| 2+ hrs | 17 | 5% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2025-07 | 31 | 81% | +4 min |
| 2025-08 | 31 | 74% | +20 min |
| 2025-09 | 30 | 90% | +2 min |
| 2025-10 | 31 | 90% | +11 min |
| 2025-11 | 30 | 73% | +30 min |
| 2025-12 | 30 | 60% | +32 min |
| 2026-01 | 31 | 81% | -4 min |
| 2026-02 | 26 | 81% | +12 min |
| 2026-03 | 30 | 67% | +79 min |
| 2026-04 | 30 | 83% | +17 min |
| 2026-05 | 31 | 84% | +0 min |
| 2026-06 | 30 | 93% | +4 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 51 | 75% |
| Tue | 53 | 81% |
| Wed | 52 | 79% |
| Thu | 52 | 83% |
| Fri | 52 | 83% |
| Sat | 51 | 80% |
| Sun | 50 | 78% |
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…