Las Vegas (LAS) to Cleveland (CLE): On-Time Performance
Data through May 2026
The calendar drives reliability on LAS–CLE. November 2024 flights landed on schedule 89% of the time, but June 2024 dropped to 61% — a gap of 28 points. Across the full period the route averages 79% on-time against a national 78%. Morning departures also hold up better than evening ones (84% vs 75%), which matters most in the rough months.
- On-time
- 79%
- arrived <15 min late
- Avg delay
- 14 min
- completed flights
- Cancelled
- 0.8%
- Flights/day
- 2.7
- last 12 months
- Duration
- 4h 8m
- scheduled
- Distance
- 1,824 mi
Best airline from LAS to CLE
2 airlines flew this route regularly between 2024-06 and 2026-05.
| Airline | On-time | Avg delay | Cancelled | Flights |
|---|---|---|---|---|
| Southwest Airlinesmost reliable | 79% | 9 min | 0.0% | 640 |
| Frontier Airlines | 78% | 17 min | 1.2% | 1,298 |
Monthly on-time trend
Best time to fly from LAS to CLE
Aim for departures around 7 a.m. (95% on-time); avoid 3 p.m. departures (56%).
By day of week
| Day | On-time | Avg delay |
|---|---|---|
| Monday | 73% | 21 min |
| Tuesday | 83% | 9 min |
| Wednesday | 87% | 11 min |
| Thursday | 73% | 15 min |
| Friday | 74% | 22 min |
| Saturdaybest | 90% | 6 min |
| Sunday | 69% | 16 min |
What causes delays on this route
Share of total delay minutes by cause, as reported by carriers to the US DOT.
- Late-arriving aircraft37%
- Airline operations50%
- National airspace system11%
- Weather1%
Frequently asked questions
- How often are flights from LAS to CLE delayed?
- 22% of LAS–CLE flights arrived 15 or more minutes late (the US DOT definition of a delay) between 2024-06 and 2026-05. The average arrival delay across completed flights was 14 minutes.
- Which airline is most reliable from LAS to CLE?
- Southwest Airlines has the best on-time record on this route at 79%, based on 640 flights. 2 airlines flew LAS–CLE frequently enough to compare in this period.
- What is the best time of day to fly from LAS to CLE?
- Departures around 7 a.m. have the best record (95% on-time), while departures around 3 p.m. have the worst (56%). As on most US routes, delays accumulate through the day, so earlier flights are generally safer.
- How long is the flight from LAS to CLE?
- The scheduled LAS–CLE flight time averages 4h 8m over 1,824 miles. Actual arrival times vary — flights on this route land 15+ minutes late 22% of the time.
- How often are LAS to CLE flights cancelled?
- 0.8% of scheduled flights on this route were cancelled between 2024-06 and 2026-05, at or below the national rate of 1.6%.
- What is the worst month to fly from LAS to CLE?
- June 2024 was the roughest month in this dataset, with only 61% of arrivals on time. The best was November 2024 at 89%. If your dates are flexible, that 28-point gap is worth planning around.
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Based on 1,941 flights, 2024-06–2026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.