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WanderNerd

Flight Reliability

F9 3664 · Frontier Airlines

Orlando → Baltimore (MCOBWI)

71
Usually Fine
WanderNerd Reliability Score
78%
Arrive within 15 minutes
0 min
Average arrival delay
3.9%
Cancelled
9 min early
Median arrival delay

Based on 76 historical flights. Data through May 2026.

What the data says

The 3–6 PM departure wins.

F9 3664 departing between 3–6 PM arrived on time 88% of the time, versus 61% between 6–9 PM.

Sunday scaries are real for this one.

F9 3664 arrived on time 100% of the time on Thursdays and just 36% on Sundays. That gap is worth planning around.

A bit ahead of the Frontier Airlines network.

F9 3664 arrived on time 78% of the time, versus 73% across the Frontier Airlines network.

The breakdown

On-time by weekday
  • Mon(9 flights)
  • Tue60%(10 flights)
  • Wed(9 flights)
  • Thu100%(12 flights)
  • Fri(8 flights)
  • Sat73%(11 flights)
  • Sun36%(14 flights)
On-time by departure window
  • 6–9 AM(2 flights)
  • 12–3 PM76%(25 flights)
  • 3–6 PM88%(25 flights)
  • 6–9 PM61%(18 flights)
  • 9 PM–12 AM(3 flights)
On-time trend by month
76%
Apr

Dec 80% → Apr 76% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
December 202580%10
January 202691%11
April 202676%25
Departures on time
88%
Diverted
0%
Flights flown
73
Months covered
9

Based on 76 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.