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WanderNerd

Flight Reliability

F9 4968 · Frontier Airlines

Las Vegas → Denver (LASDEN)

93
Nerd Approved
WanderNerd Reliability Score
88%
Arrive within 15 minutes
4 min early
Average arrival delay
0.7%
Cancelled
15 min early
Median arrival delay

Based on 138 historical flights. Data through May 2026.

What the data says

Morning-you made the right choice.

F9 4968 departing between 6–9 AM arrived on time 92% of the time, versus 77% between 3–6 PM.

Mondays have been rough.

F9 4968 arrived on time 100% of the time on Saturdays and just 79% on Mondays. That gap is worth planning around.

Better than the LAS–DEN route average.

F9 4968 arrived on time 88% of the time, versus 77% across the LAS–DEN route.

Better than the Frontier Airlines network average.

F9 4968 arrived on time 88% of the time, versus 73% across the Frontier Airlines network.

The breakdown

On-time by weekday
  • Mon79%(24 flights)
  • Tue93%(15 flights)
  • Wed92%(13 flights)
  • Thu89%(18 flights)
  • Fri80%(25 flights)
  • Sat100%(18 flights)
  • Sun88%(24 flights)
On-time by departure window
  • 6–9 AM92%(61 flights)
  • 9 AM–12 PM88%(41 flights)
  • 12–3 PM82%(17 flights)
  • 3–6 PM77%(17 flights)
  • 9 PM–12 AM(1 flights)
On-time trend by month
89%
May

Nov 76% → May 89% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
November 202576%21
December 202583%24
January 202685%13
March 202687%15
April 2026100%25
May 202689%26
Departures on time
86%
Diverted
0%
Flights flown
137
Months covered
8

Based on 138 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.