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Flight Reliability

F9 4524 · Frontier Airlines

Austin → Orlando (AUS–MCO)

68
Usually Fine
WanderNerd Reliability Score
72%
Arrive within 15 minutes
12 min
Average arrival delay
2.6%
Cancelled
6 min early
Median arrival delay

Based on 153 historical flights. Data through May 2026.

What the data says

Morning-you made the right choice.

F9 4524 departing between 9 AM–12 PM arrived on time 85% of the time, versus 36% between 3–6 PM.

Thursdays have been rough.

F9 4524 arrived on time 92% of the time on Saturdays and just 57% on Thursdays. That gap is worth planning around.

Recent months have been rougher.

F9 4524 arrived on time 79% of the time over the last three months in the data, compared with 89% in the three months before that.

The breakdown

On-time by weekday
  • Mon88%(34 flights)
  • Tue—(3 flights)
  • Wed—(5 flights)
  • Thu57%(37 flights)
  • Fri77%(17 flights)
  • Sat92%(12 flights)
  • Sun59%(41 flights)
On-time by departure window
  • 6–9 AM—(1 flights)
  • 9 AM–12 PM85%(59 flights)
  • 12–3 PM—(3 flights)
  • 3–6 PM36%(33 flights)
  • 6–9 PM78%(51 flights)
  • 9 PM–12 AM—(2 flights)
On-time trend by month
94%
May

Jun 40% → May 94% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202540%10
July 202517%12
August 202557%14
September 202573%15
October 202573%15
November 202585%13
December 202582%11
January 2026100%12
February 202673%11
March 202669%13
May 202694%16
Departures on time
68%
Diverted
0%
Flights flown
149
Months covered
12

Same route, other flights

Keep nerding

Based on 153 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.