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Flight Reliability

F9 3376 · Frontier Airlines

Denver → Kansas City (DEN–MCI)

84
Pretty Reliable
WanderNerd Reliability Score
79%
Arrive within 15 minutes
6 min
Average arrival delay
0%
Cancelled
10 min early
Median arrival delay

Based on 240 historical flights. Data through May 2026.

What the data says

The 12–3 PM departure wins.

F9 3376 departing between 12–3 PM arrived on time 86% of the time, versus 77% between 3–6 PM.

Skip Monday if you can.

F9 3376 arrived on time 86% of the time on Wednesdays. On Mondays: 73%.

A bit ahead of the DEN–MCI route.

F9 3376 arrived on time 79% of the time, versus 76% across the DEN–MCI route.

A bit ahead of the Frontier Airlines network.

F9 3376 arrived on time 79% of the time, versus 73% across the Frontier Airlines network.

The breakdown

On-time by weekday
  • Mon73%(51 flights)
  • Tue82%(11 flights)
  • Wed86%(28 flights)
  • Thu84%(32 flights)
  • Fri75%(51 flights)
  • Sat82%(27 flights)
  • Sun84%(38 flights)
On-time by departure window
  • 6–9 AM—(1 flights)
  • 9 AM–12 PM84%(69 flights)
  • 12–3 PM86%(14 flights)
  • 3–6 PM77%(154 flights)
On-time trend by month
83%
May

Jun 57% → May 83% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202557%14
July 202554%13
August 202573%15
September 202581%16
October 202596%24
November 202593%28
December 202581%21
January 202681%16
February 202684%19
March 202665%20
April 202677%22
May 202683%30
Departures on time
79%
Diverted
0.8%
Flights flown
238
Months covered
12

Same route, other flights

Keep nerding

Based on 240 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.