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WanderNerd

Route Reliability

Las Vegas → Miami

LASMIA · 2,174 miles · Harry Reid International Airport to Miami International Airport

83
Pretty Reliable
WanderNerd Reliability Score
81%
Arrive within 15 minutes
7 min
Average arrival delay
0.9%
Cancelled
1,502
Flights in the data

Data through May 2026.

Airlines on this route

  • American Airlines83% on time · 1,308 flights
  • Spirit Airlines65% on time · 99 flights
  • Frontier Airlines67% on time · 92 flights
  • Delta Air Lines100% on time · 3 flights

Too little history on this route to call a winner. We rank airlines only after 100 flights each.

What the data says

The 6–9 AM departure wins.

LAS–MIA flights departing between 6–9 AM arrived on time 87% of the time, versus 74% between 9 AM–12 PM.

Sunday scaries are real for this one.

LAS–MIA flights arrived on time 87% of the time on Tuesdays. On Sundays: 74%.

Slipping a little lately.

LAS–MIA flights arrived on time 84% of the time over the last three months in the data, compared with 87% 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
  • Mon79%(203 flights)
  • Tue87%(195 flights)
  • Wed82%(214 flights)
  • Thu80%(220 flights)
  • Fri82%(220 flights)
  • Sat85%(203 flights)
  • Sun74%(222 flights)
On-time by departure window
  • 12–3 AM78%(92 flights)
  • 6–9 AM87%(417 flights)
  • 9 AM–12 PM74%(69 flights)
  • 12–3 PM77%(371 flights)
  • 9 PM–12 AM81%(528 flights)
On-time trend by month
87%
May

Jun 70% → May 87% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202570%163
July 202573%160
August 202578%148
September 202581%108
October 202586%129
November 202582%119
December 202590%134
January 202683%101
February 202689%82
March 202673%91
April 202691%116
May 202687%126

Based on 1,502 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.