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Flight Reliability

F9 2499 · Frontier Airlines

Philadelphia → West Palm Beach (PHL–PBI)

64
A Little Dicey
WanderNerd Reliability Score
70%
Arrive within 15 minutes
13 min
Average arrival delay
2.9%
Cancelled
6 min early
Median arrival delay

Based on 105 historical flights. Data through May 2026.

What the data says

The 3–6 PM departure wins.

F9 2499 departing between 3–6 PM arrived on time 82% of the time, versus 60% between 12–3 PM.

Sunday scaries are real for this one.

F9 2499 arrived on time 72% of the time on Fridays. On Sundays: 61%.

A bit behind the PHL–PBI route.

F9 2499 arrived on time 70% of the time, versus 74% across the PHL–PBI route.

A bit behind the Frontier Airlines network.

F9 2499 arrived on time 70% of the time, versus 73% across the Frontier Airlines network.

The breakdown

On-time by weekday
  • Mon71%(17 flights)
  • Tue—(7 flights)
  • Wed—(7 flights)
  • Thu71%(21 flights)
  • Fri72%(18 flights)
  • Sat71%(14 flights)
  • Sun61%(18 flights)
On-time by departure window
  • 3–6 AM—(6 flights)
  • 6–9 AM74%(19 flights)
  • 9 AM–12 PM60%(20 flights)
  • 12–3 PM60%(30 flights)
  • 3–6 PM82%(27 flights)
On-time trend by month
94%
May

Dec 64% → May 94% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
December 202564%22
January 202636%11
March 202673%15
April 202672%29
May 202694%18
Departures on time
74%
Diverted
0%
Flights flown
102
Months covered
6

Same route, other flights

Keep nerding

Based on 105 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.