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WanderNerd

Route Reliability

Cleveland → Las Vegas

CLELAS · 1,824 miles · Cleveland Hopkins International Airport to Harry Reid International Airport

82
Pretty Reliable
WanderNerd Reliability Score
79%
Arrive within 15 minutes
9 min
Average arrival delay
0.9%
Cancelled
975
Flights in the data

Data through May 2026.

Who flies it best

Ranked by on-time arrivals. Historical results, not predictions.

  1. 1.Southwest Airlines82%373 flights
  2. 2.Frontier Airlines77%599 flights

Not enough history to rank: American Airlines (2 flights), Delta Air Lines (1 flights). We rank airlines only after 100 flights on the route.

What the data says

Morning-you made the right choice.

CLE–LAS flights departing between 9 AM–12 PM arrived on time 83% of the time, versus 72% between 6–9 PM.

Sunday scaries are real for this one.

CLE–LAS flights arrived on time 86% of the time on Wednesdays and just 71% on Sundays. That gap is worth planning around.

Southwest Airlines has a slight edge here.

Southwest Airlines arrived on time 82% of the time on this route; Frontier Airlines managed 77%.

Trending in the right direction.

CLE–LAS flights arrived on time 79% of the time over the last three months in the data, compared with 66% in the three months before that.

Best historical flights

Ranked by on-time arrivals, minimum 100 flights. Past performance, not a promise.

Top flights by on-time rate

More flights on this route

The breakdown

On-time by weekday
  • Mon74%(148 flights)
  • Tue77%(119 flights)
  • Wed86%(123 flights)
  • Thu79%(141 flights)
  • Fri82%(142 flights)
  • Sat83%(157 flights)
  • Sun71%(133 flights)
On-time by departure window
  • 3–6 AM(9 flights)
  • 6–9 AM79%(236 flights)
  • 9 AM–12 PM83%(65 flights)
  • 12–3 PM81%(214 flights)
  • 3–6 PM79%(250 flights)
  • 6–9 PM72%(132 flights)
  • 9 PM–12 AM77%(57 flights)
On-time trend by month
76%
May

Jun 79% → May 76% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202579%82
July 202586%81
August 202587%83
September 202588%77
October 202583%82
November 202583%87
December 202561%72
January 202670%66
February 202667%64
March 202677%90
April 202683%87
May 202676%92

Based on 975 historical flights, because apparently we checked. Historical flight data: U.S. Bureau of Transportation Statistics, June 2025 – May 2026. Data through May 2026. How we calculate this.