Skip to content
WanderNerd

Flight Reliability

F9 1183 · Frontier Airlines

Las Vegas → Los Angeles (LASLAX)

88
Pretty Reliable
WanderNerd Reliability Score
80%
Arrive within 15 minutes
3 min
Average arrival delay
0%
Cancelled
10 min early
Median arrival delay

Based on 298 historical flights. Data through May 2026.

What the data says

The 12–3 PM departure wins.

F9 1183 departing between 12–3 PM arrived on time 88% of the time, versus 71% between 3–6 PM.

Sunday scaries are real for this one.

F9 1183 arrived on time 95% of the time on Wednesdays and just 69% on Sundays. That gap is worth planning around.

A bit ahead of the Frontier Airlines network.

F9 1183 arrived on time 80% of the time, versus 73% across the Frontier Airlines network.

It basically never cancels.

Out of 298 scheduled flights, only 0.0% were cancelled.

The breakdown

On-time by weekday
  • Mon75%(47 flights)
  • Tue92%(36 flights)
  • Wed95%(37 flights)
  • Thu71%(44 flights)
  • Fri76%(46 flights)
  • Sat88%(40 flights)
  • Sun69%(48 flights)
On-time by departure window
  • 12–3 PM88%(17 flights)
  • 3–6 PM71%(35 flights)
  • 6–9 PM80%(246 flights)
On-time trend by month
78%
May

Jun 80% → May 78% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202580%30
July 202571%31
August 202577%31
September 202583%30
October 202587%31
November 202580%30
December 202584%31
January 202672%25
March 202673%22
May 202678%23
Departures on time
79%
Diverted
0%
Flights flown
298
Months covered
12

Based on 298 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.