74% of CLE → LAS flights arrived on time in June-August 2026 (239 flights). The most reliable was WN 1158, on time 83% of the time on this route. Afternoon flights did best (80%), morning flights worst (70%). Cleveland (CLE): no delay reported. Las Vegas (LAS): no delay reported.
Best time of day to fly CLE → LAS
| Morning (before noon) | |
| Afternoon (noon-5 PM) | |
| Evening (after 5 PM) |
Flights CLE → LAS, most reliable first
| Flight | Departs | On time on this route | Cancelled |
|---|---|---|---|
| WN 1158 Southwest | 3:05 PM | 2.4% | |
| F9 1821 Frontier | 9:43 PM | 2.2% | |
| F9 3231 Frontier | 9:00 AM | 8.7% |
CLE conditions · LAS conditions · LAS → CLE · Cancellations
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From BTS on-time data, June-August 2026; flights with 20+ trips on this route. On-time rates cover each flight number's whole day, which can include other legs. Departure times are local.