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Flight Reliability

F9 3499 · Frontier Airlines

Atlanta → Kansas City (ATL–MCI)

64
A Little Dicey
WanderNerd Reliability Score
69%
Arrive within 15 minutes
26 min
Average arrival delay
1.3%
Cancelled
5 min
Median arrival delay

Based on 150 historical flights. Data through May 2026.

What the data says

The 3–6 PM departure wins.

F9 3499 departing between 3–6 PM arrived on time 76% of the time, versus 52% between 6–9 AM.

Wednesdays have been rough.

F9 3499 arrived on time 90% of the time on Fridays and just 46% on Wednesdays. That gap is worth planning around.

Lagging the ATL–MCI route.

F9 3499 arrived on time 69% of the time, versus 82% across the ATL–MCI route.

A bit behind the Frontier Airlines network.

F9 3499 arrived on time 69% of the time, versus 73% across the Frontier Airlines network.

The breakdown

On-time by weekday
  • Mon53%(51 flights)
  • Tue—(0 flights)
  • Wed46%(11 flights)
  • Thu79%(14 flights)
  • Fri90%(51 flights)
  • Sat—(4 flights)
  • Sun59%(17 flights)
On-time by departure window
  • 6–9 AM52%(21 flights)
  • 9 AM–12 PM72%(81 flights)
  • 12–3 PM—(8 flights)
  • 3–6 PM76%(38 flights)
On-time trend by month
72%
May

Aug 64% → May 72% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
August 202564%11
September 202577%13
October 202577%17
November 202593%14
December 202550%10
January 202660%10
February 202667%12
March 202685%13
April 202669%13
May 202672%18
Departures on time
74%
Diverted
0%
Flights flown
148
Months covered
12

Same route, other flights

Keep nerding

Based on 150 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.