OO4135
SkyWest Airlines flight 4135 — Salt Lake City (SLC) to Eugene (EUG)
On time
92%
Avg delay
~67 min
Cancelled
0.4%
OO4135 is a reliable flight. About 92% of departures arrive on time. When delays happen, the most common cause is airline operations.
Monthly breakdown
| Month | On time | Cancelled | Avg delay |
|---|---|---|---|
| 2026-07 | 97% | 0.0% | 100 min |
| 2026-06 | 97% | 0.0% | 108 min |
| 2026-05 | 100% | 0.0% | 0 min |
| 2026-05 | 84% | 0.0% | 106 min |
| 2026-04 | 97% | 0.0% | 22 min |
| 2026-04 | 93% | 0.0% | 26 min |
| 2026-03 | 94% | 0.0% | 183 min |
| 2026-03 | 94% | 0.0% | 157 min |
| 2026-02 | 86% | 0.0% | 57 min |
| 2026-02 | 89% | 0.0% | 48 min |
| 2026-01 | 87% | 0.0% | 48 min |
| 2026-01 | 90% | 0.0% | 38 min |
Top delay cause
airline operations
Based on 2,052 tracked departures
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Get a free briefingData last updated October 2026. Source: Bureau of Transportation Statistics.