Skip to content
WanderNerd

Flight Reliability

F9 1450 · Frontier Airlines

Denver → Atlanta (DENATL)

65
Usually Fine
WanderNerd Reliability Score
69%
Arrive within 15 minutes
15 min
Average arrival delay
1.1%
Cancelled
3 min early
Median arrival delay

Based on 88 historical flights. Data through May 2026.

What the data says

Saturdays have been rough.

F9 1450 arrived on time 92% of the time on Thursdays and just 46% on Saturdays. That gap is worth planning around.

Lagging the DEN–ATL route.

F9 1450 arrived on time 69% of the time, versus 80% across the DEN–ATL route.

A bit behind the Frontier Airlines network.

F9 1450 arrived on time 69% of the time, versus 73% across the Frontier Airlines network.

The breakdown

On-time by weekday
  • Mon67%(12 flights)
  • Tue77%(13 flights)
  • Wed83%(12 flights)
  • Thu92%(12 flights)
  • Fri50%(12 flights)
  • Sat46%(13 flights)
  • Sun67%(12 flights)
On-time by departure window
  • 6–9 AM(1 flights)
  • 6–9 PM(1 flights)
  • 9 PM–12 AM68%(84 flights)
On-time trend by month
68%
May

Mar 61% → May 68% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
March 202661%23
April 202673%30
May 202668%31
Departures on time
56%
Diverted
1.1%
Flights flown
86
Months covered
5

Based on 88 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.