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Route Reliability

Las Vegas → Milwaukee

LAS–MKE · 1,524 miles · Harry Reid International Airport to Milwaukee Mitchell International Airport

81
Pretty Reliable
WanderNerd Reliability Score
77%
Arrive within 15 minutes
5 min
Average arrival delay
0.8%
Cancelled
1,095
Flights in the data

Data through May 2026.

Airlines on this route

  • Southwest Airlines76% on time · 1,005 flights
  • Spirit Airlines87% on time · 84 flights
  • Frontier Airlines80% on time · 6 flights

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

What the data says

Morning flights do better here.

LAS–MKE flights departing between 6–9 AM arrived on time 94% of the time, versus 67% between 6–9 PM.

Thursdays have been rough.

LAS–MKE flights arrived on time 89% of the time on Saturdays and just 70% on Thursdays. That gap is worth planning around.

Flights on this route

The breakdown

On-time by weekday
  • Mon73%(161 flights)
  • Tue79%(149 flights)
  • Wed82%(146 flights)
  • Thu70%(167 flights)
  • Fri78%(165 flights)
  • Sat89%(113 flights)
  • Sun73%(183 flights)
On-time by departure window
  • 6–9 AM94%(285 flights)
  • 9 AM–12 PM81%(153 flights)
  • 12–3 PM69%(212 flights)
  • 3–6 PM69%(222 flights)
  • 6–9 PM67%(212 flights)
On-time trend by month
72%
May

Jun 75% → May 72% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202575%107
July 202577%105
August 202586%102
September 202579%92
October 202579%109
November 202576%72
December 202584%75
January 202668%69
February 202673%71
March 202674%98
April 202677%92
May 202672%92

Keep nerding

Based on 1,095 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.