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Flight Reliability

F9 2752 · Frontier Airlines

Denver → Buffalo (DEN–BUF)

89
Pretty Reliable
WanderNerd Reliability Score
81%
Arrive within 15 minutes
1 min
Average arrival delay
0%
Cancelled
4 min early
Median arrival delay

Based on 59 historical flights. Data through May 2026.

What the data says

Monday is the weak spot.

F9 2752 arrived on time 91% of the time on Fridays. On Mondays: 77%.

Well ahead of the DEN–BUF route.

F9 2752 arrived on time 81% of the time, versus 66% across the DEN–BUF route.

Better than the Frontier Airlines network average.

F9 2752 arrived on time 81% of the time, versus 73% across the Frontier Airlines network.

The breakdown

On-time by weekday
  • Mon77%(22 flights)
  • Tue—(0 flights)
  • Wed—(9 flights)
  • Thu—(0 flights)
  • Fri91%(21 flights)
  • Sat—(0 flights)
  • Sun—(7 flights)
On-time by departure window
  • 6–9 AM82%(22 flights)
  • 9 AM–12 PM81%(37 flights)
On-time trend by month
69%
Sep

Jun 82% → Sep 69% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202582%11
July 202577%13
August 202585%13
September 202569%13
Departures on time
78%
Diverted
0%
Flights flown
59
Months covered
5

Same route, other flights

Keep nerding

Based on 59 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.