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Flight Reliability

F9 3663 · Frontier Airlines

Baltimore → Orlando (BWI–MCO)

79
Usually Fine
WanderNerd Reliability Score
76%
Arrive within 15 minutes
16 min
Average arrival delay
0.5%
Cancelled
7 min early
Median arrival delay

Based on 218 historical flights. Data through May 2026.

What the data says

Mornings have a slight edge.

Departures between 9 AM–12 PM arrived on time 81% of the time, against 75% between 12–3 PM.

Sunday scaries are real for this one.

F9 3663 arrived on time 88% of the time on Wednesdays and just 62% on Sundays. That gap is worth planning around.

Trending in the right direction.

F9 3663 arrived on time 78% of the time over the last three months in the data, compared with 67% in the three months before that.

The breakdown

On-time by weekday
  • Mon76%(41 flights)
  • Tue83%(23 flights)
  • Wed88%(33 flights)
  • Thu77%(22 flights)
  • Fri76%(38 flights)
  • Sat71%(34 flights)
  • Sun62%(26 flights)
On-time by departure window
  • 6–9 AM—(1 flights)
  • 9 AM–12 PM81%(48 flights)
  • 12–3 PM75%(67 flights)
  • 3–6 PM78%(86 flights)
  • 6–9 PM—(9 flights)
  • 9 PM–12 AM—(6 flights)
On-time trend by month
90%
May

Jun 69% → May 90% on time

On-time arrival percentage by month
MonthOn-time percentageFlights
June 202569%16
July 202571%17
August 202567%24
September 202583%18
October 202583%24
November 202578%18
January 202669%13
February 202655%11
March 202667%15
April 202678%23
May 202690%30
Departures on time
76%
Diverted
0%
Flights flown
217
Months covered
12

Same route, other flights

Keep nerding

Based on 218 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.