Flight F91887
Frontier Airlines flight F91887
Looking for F91887 in the air…
Chicago (MDW) to Dallas-Fort Worth (DFW)
Historically, this flight arrives 15+ minutes late 31% of the time, and when it is late the delay averages 97 minutes. It was cancelled 2.2% of the time.
- On-time arrivals
- 68.9%
- Less than 15 minutes late
- Cancelled
- 2.2%
- Of scheduled flights
- Average delay when late
- 97 min
- Flights arriving 15+ minutes late
- Flights tracked
- 186
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 45%
- Air traffic control & airport 34%
- Airline (crew, maintenance, cleaning) 17%
- Extreme weather 4%
- 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 | 85.0% | 20 |
| October 2025 | 75.0% | 12 |
| November 2025 | 61.5% | 13 |
| December 2025 | 81.2% | 17 |
| January 2026 | 66.7% | 13 |
| February 2026 | 80.0% | 16 |
| March 2026 | 62.5% | 16 |
| April 2026 | 66.7% | 19 |
| May 2026 | 75.9% | 30 |
| June 2026 | 14.3% | 8 |
| July 2026 | 66.7% | 9 |
| August 2026 | 46.2% | 13 |
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