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Route Reliability

Palm Springs → Las Vegas

PSP–LAS · 173 miles · Palm Springs International Airport to Harry Reid International Airport

86
Pretty Reliable
WanderNerd Reliability Score
80%
Arrive within 15 minutes
5 min
Average arrival delay
0.5%
Cancelled
735
Flights in the data

Data through May 2026.

Southwest Airlines is the only airline in this data on this route, arriving on time 80% of the time across 735 flights. No comparison to make.

What the data says

Morning flights do better here.

PSP–LAS flights departing between 6–9 AM arrived on time 95% of the time, versus 64% between 3–6 PM.

Friday is doing you no favors.

PSP–LAS flights arrived on time 88% of the time on Tuesdays and just 72% on Fridays. That gap is worth planning around.

Recent months have been rougher.

PSP–LAS flights arrived on time 72% of the time over the last three months in the data, compared with 87% in the three months before that.

Flights on this route

The breakdown

On-time by weekday
  • Mon76%(116 flights)
  • Tue88%(90 flights)
  • Wed88%(88 flights)
  • Thu75%(114 flights)
  • Fri72%(120 flights)
  • Sat84%(83 flights)
  • Sun85%(120 flights)
On-time by departure window
  • 3–6 AM93%(276 flights)
  • 6–9 AM95%(77 flights)
  • 9 AM–12 PM74%(117 flights)
  • 12–3 PM71%(95 flights)
  • 3–6 PM64%(141 flights)
  • 6–9 PM64%(25 flights)
On-time trend by month
72%
May

Jun 78% → May 72% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202578%51
July 202588%48
August 202581%37
September 202585%34
October 202587%61
November 202579%72
December 202582%73
January 202692%61
February 202688%66
March 202674%73
April 202668%76
May 202672%79

Keep nerding

Based on 735 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.