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WanderNerd

Route Reliability

Las Vegas → Phoenix

LASPHX · 255 miles · Harry Reid International Airport to Phoenix Sky Harbor International Airport

82
Pretty Reliable
WanderNerd Reliability Score
79%
Arrive within 15 minutes
7 min
Average arrival delay
1.1%
Cancelled
6,060
Flights in the data

Data through May 2026.

Who flies it best

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

  1. 1.American Airlines82%1,715 flights
  2. 2.Frontier Airlines79%874 flights
  3. 3.Southwest Airlines77%3,449 flights

Not enough history to rank: Spirit Airlines (22 flights). We rank airlines only after 100 flights on the route.

What the data says

Morning-you made the right choice.

LAS–PHX flights departing between 3–6 AM arrived on time 97% of the time, versus 69% between 9 PM–12 AM.

Thursdays have been rough.

LAS–PHX flights arrived on time 89% of the time on Saturdays and just 73% on Thursdays. That gap is worth planning around.

American Airlines has a slight edge here.

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

Slipping a little lately.

LAS–PHX flights arrived on time 79% of the time over the last three months in the data, compared with 83% 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
  • Mon76%(918 flights)
  • Tue83%(797 flights)
  • Wed85%(798 flights)
  • Thu73%(914 flights)
  • Fri76%(905 flights)
  • Sat89%(727 flights)
  • Sun74%(932 flights)
On-time by departure window
  • 3–6 AM97%(212 flights)
  • 6–9 AM91%(1171 flights)
  • 9 AM–12 PM87%(1012 flights)
  • 12–3 PM77%(1060 flights)
  • 3–6 PM70%(1090 flights)
  • 6–9 PM70%(1021 flights)
  • 9 PM–12 AM69%(425 flights)
On-time trend by month
79%
May

Jun 74% → May 79% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202574%502
July 202575%491
August 202582%456
September 202579%421
October 202576%541
November 202576%493
December 202582%495
January 202682%506
February 202685%478
March 202677%535
April 202681%527
May 202679%546

Based on 6,060 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.