Flight F91691
Frontier Airlines flight F91691
Looking for F91691 in the air…
Buffalo (BUF) to Orlando (MCO)
Historically, this flight arrives 15+ minutes late 25% of the time, and when it is late the delay averages 84 minutes. It was cancelled 1.2% of the time.
- On-time arrivals
- 75.0%
- Less than 15 minutes late
- Cancelled
- 1.2%
- Of scheduled flights
- Average delay when late
- 84 min
- Flights arriving 15+ minutes late
- Flights tracked
- 166
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 56%
- Air traffic control & airport 26%
- Airline (crew, maintenance, cleaning) 17%
- Extreme weather 2%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Sep 2025
Aug 2026
Show as table
| Month | On time | Flights |
|---|---|---|
| September 2025 | 100.0% | 1 |
| November 2025 | 76.9% | 13 |
| December 2025 | 59.1% | 23 |
| January 2026 | 66.7% | 12 |
| February 2026 | 88.9% | 19 |
| March 2026 | 76.5% | 17 |
| April 2026 | 85.7% | 21 |
| May 2026 | 94.1% | 17 |
| June 2026 | 85.7% | 14 |
| July 2026 | 57.1% | 14 |
| August 2026 | 53.3% | 15 |
Source: U.S. DOT Bureau of Transportation Statistics on-time data, September 2025 – August 2026. Covers flights operated by reporting U.S. carriers. About our data