Skip to content
WanderNerd
Check a flight

Flight Reliability

F9 1927 · Frontier Airlines

Oklahoma City → Denver (OKC–DEN)

88
Pretty Reliable
WanderNerd Reliability Score
82%
Arrive within 15 minutes
3 min
Average arrival delay
0.4%
Cancelled
15 min early
Median arrival delay

Based on 227 historical flights. Data through May 2026.

What the data says

Morning-you made the right choice.

F9 1927 departing between 6–9 AM arrived on time 88% of the time, versus 79% between 6–9 PM.

Friday is doing you no favors.

F9 1927 arrived on time 96% of the time on Tuesdays and just 68% on Fridays. That gap is worth planning around.

A bit ahead of the OKC–DEN route.

F9 1927 arrived on time 82% of the time, versus 78% across the OKC–DEN route.

Better than the Frontier Airlines network average.

F9 1927 arrived on time 82% of the time, versus 73% across the Frontier Airlines network.

The breakdown

On-time by weekday
  • Mon85%(39 flights)
  • Tue96%(28 flights)
  • Wed87%(23 flights)
  • Thu88%(33 flights)
  • Fri68%(40 flights)
  • Sat78%(27 flights)
  • Sun78%(36 flights)
On-time by departure window
  • 6–9 AM88%(80 flights)
  • 9 AM–12 PM—(9 flights)
  • 12–3 PM86%(14 flights)
  • 3–6 PM—(6 flights)
  • 6–9 PM79%(117 flights)
On-time trend by month
79%
Apr

Jul 86% → Apr 79% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
July 202586%29
August 202591%21
September 202585%27
October 202572%18
November 202586%14
December 202579%24
January 202665%17
February 202694%16
March 202683%29
April 202679%28
Departures on time
83%
Diverted
0%
Flights flown
226
Months covered
11

Same route, other flights

Keep nerding

Based on 227 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.