Flight OddsUA2138 ORD → SLC
United Airlines · Chicago, IL to Salt Lake City, UT · 45 flights observed, 2026-02-12 to 2026-03-28 · 1,250 mi
UA2138 covers more than one route in the data window — the stats below are for ORD → SLC, the one it has flown most recently. The others are linked under “Other routes”.
On-time arrival
93%
Median delay
-8 min
90th percentile
+12 min
Cancellation rate
4%
How often is UA2138 on time?
Across 45 flights on ORD → SLC from 2026-02-12 to 2026-03-28, UA2138 arrived within 15 minutes of schedule 93% of the time. The median arrival delay was -8 min, and the worst 10% of flights arrived +12 min or later. 4% of flights were cancelled.
Delay distribution
Arrival delay for completed flights (excludes cancellations and diversions).
| Arrival | Flights | Share |
|---|---|---|
| Early / on-time | 40 | 93% |
| 16-30 min | 1 | 2% |
| 31-60 min | 2 | 5% |
| 61-120 min | 0 | 0% |
| 2+ hrs | 0 | 0% |
Performance by month
| Month | Flights | On-time | Avg delay |
|---|---|---|---|
| 2026-02 | 17 | 94% | -8 min |
| 2026-03 | 26 | 92% | -2 min |
Performance by day of week
| Day | Flights | On-time |
|---|---|---|
| Mon | 5 | 80% |
| Tue | 6 | 100% |
| Wed | 6 | 100% |
| Thu | 7 | 100% |
| Fri | 6 | 67% |
| Sat | 7 | 100% |
| Sun | 6 | 100% |
Other routes
Related
Based on US Department of Transportation Bureau of Transportation Statistics on-time data. Loading live conditions and full charts…