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Flight Reliability

F9 1544 · Frontier Airlines

Cleveland → Fort Myers (CLE–RSW)

83
Pretty Reliable
WanderNerd Reliability Score
77%
Arrive within 15 minutes
9 min
Average arrival delay
0%
Cancelled
8 min early
Median arrival delay

Based on 167 historical flights. Data through May 2026.

What the data says

The 3–6 PM departure wins.

F9 1544 departing between 3–6 PM arrived on time 100% of the time, versus 66% between 9 AM–12 PM.

Sunday scaries are real for this one.

F9 1544 arrived on time 91% of the time on Fridays and just 67% on Sundays. That gap is worth planning around.

Lagging the CLE–RSW route.

F9 1544 arrived on time 77% of the time, versus 84% across the CLE–RSW route.

A bit ahead of the Frontier Airlines network.

F9 1544 arrived on time 77% of the time, versus 73% across the Frontier Airlines network.

The breakdown

On-time by weekday
  • Mon72%(32 flights)
  • Tue79%(19 flights)
  • Wed69%(16 flights)
  • Thu71%(21 flights)
  • Fri91%(34 flights)
  • Sat85%(20 flights)
  • Sun67%(24 flights)
On-time by departure window
  • 3–6 AM—(6 flights)
  • 6–9 AM66%(35 flights)
  • 9 AM–12 PM66%(29 flights)
  • 12–3 PM80%(79 flights)
  • 3–6 PM100%(14 flights)
  • 6–9 PM—(3 flights)
On-time trend by month
100%
May

Aug 85% → May 100% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
August 202585%13
September 202586%22
December 202581%16
January 202654%24
February 202683%23
March 202671%31
April 202677%17
May 2026100%10
Departures on time
80%
Diverted
0.6%
Flights flown
166
Months covered
10

Same route, other flights

Keep nerding

Based on 167 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.