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Flight Reliability

F9 1149 · Frontier Airlines

Minneapolis → Denver (MSP–DEN)

89
Pretty Reliable
WanderNerd Reliability Score
85%
Arrive within 15 minutes
0 min
Average arrival delay
0.9%
Cancelled
12 min early
Median arrival delay

Based on 340 historical flights. Data through May 2026.

What the data says

The 6–9 AM departure wins.

F9 1149 departing between 6–9 AM arrived on time 87% of the time, versus 73% between 9 AM–12 PM.

Wednesdays have been rough.

F9 1149 arrived on time 98% of the time on Thursdays and just 78% on Wednesdays. That gap is worth planning around.

Better than the MSP–DEN route average.

F9 1149 arrived on time 85% of the time, versus 78% across the MSP–DEN route.

Better than the Frontier Airlines network average.

F9 1149 arrived on time 85% of the time, versus 73% across the Frontier Airlines network.

The breakdown

On-time by weekday
  • Mon88%(49 flights)
  • Tue82%(49 flights)
  • Wed78%(49 flights)
  • Thu98%(48 flights)
  • Fri80%(46 flights)
  • Sat85%(48 flights)
  • Sun87%(47 flights)
On-time by departure window
  • 6–9 AM87%(295 flights)
  • 9 AM–12 PM73%(41 flights)
On-time trend by month
90%
May

Jun 97% → May 90% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202597%29
July 202587%31
August 202587%31
September 2025100%30
October 202587%31
November 202580%30
December 202573%30
January 202677%30
February 202668%28
March 202687%30
April 2026100%16
May 202690%20
Departures on time
91%
Diverted
0.3%
Flights flown
336
Months covered
12

Same route, other flights

Keep nerding

Based on 340 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.