FlightRecord

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.

AirlineOn-timeAvg delayCancelledFlights
Southwest Airlinesmost reliable79%9 min0.0%640
Frontier Airlines78%17 min1.2%1,298

Monthly on-time trend

Monthly on-time percentage for LAS to CLE flights50%75%100%June 2024: 61% on-time (68 flights)61Jun 2024July 2024: 64% on-time (70 flights)64August 2024: 75% on-time (55 flights)75September 2024: 81% on-time (79 flights)81Sep 2024October 2024: 86% on-time (82 flights)86November 2024: 89% on-time (80 flights)89December 2024: 79% on-time (79 flights)79Dec 2024January 2025: 82% on-time (88 flights)82February 2025: 82% on-time (82 flights)82March 2025: 76% on-time (97 flights)76Mar 2025April 2025: 85% on-time (91 flights)85May 2025: 81% on-time (93 flights)81June 2025: 77% on-time (83 flights)77Jun 2025July 2025: 76% on-time (83 flights)76August 2025: 81% on-time (83 flights)81September 2025: 86% on-time (76 flights)86Sep 2025October 2025: 78% on-time (83 flights)78November 2025: 84% on-time (87 flights)84December 2025: 84% on-time (77 flights)84Dec 2025January 2026: 74% on-time (67 flights)74February 2026: 78% on-time (63 flights)78March 2026: 73% on-time (93 flights)73Mar 2026April 2026: 78% on-time (90 flights)78May 2026: 72% on-time (92 flights)72

Best time to fly from LAS to CLE

Aim for departures around 7 a.m. (95% on-time); avoid 3 p.m. departures (56%).

On-time percentage by scheduled departure hour, LAS to CLE6 a.m.: 92% on-time (75 flights)67 a.m.: 95% on-time (61 flights)78 a.m.: 79% on-time (194 flights)89 a.m.: 89% on-time (91 flights)910 a.m.: 83% on-time (299 flights)1011 a.m.: 82% on-time (161 flights)1112 p.m.: 74% on-time (181 flights)121 p.m.: 82% on-time (141 flights)133 p.m.: 56% on-time (74 flights)154 p.m.: 70% on-time (23 flights)165 p.m.: 55% on-time (22 flights)1710 p.m.: 67% on-time (88 flights)2211 p.m.: 77% on-time (477 flights)23scheduled departure hour

By day of week

DayOn-timeAvg delay
Monday73%21 min
Tuesday83%9 min
Wednesday87%11 min
Thursday73%15 min
Friday74%22 min
Saturdaybest90%6 min
Sunday69%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.

Based on 1,941 flights, 2024-062026-05. Source: US DOT Bureau of Transportation Statistics. Updated 2026-07-01.