Flight F91105
Frontier Airlines flight F91105
Looking for F91105 in the air…
Las Vegas (LAS) to Portland (PDX)
Historically, this flight arrives 15+ minutes late 24% of the time, and when it is late the delay averages 103 minutes. It was cancelled 4.9% of the time.
- On-time arrivals
- 75.9%
- Less than 15 minutes late
- Cancelled
- 4.9%
- Of scheduled flights
- Average delay when late
- 103 min
- Flights arriving 15+ minutes late
- Flights tracked
- 144
- Scheduled flights in the period
What caused the delays
- Late-arriving aircraft 49%
- Airline (crew, maintenance, cleaning) 42%
- Air traffic control & airport 5%
- Extreme weather 5%
- Security 0%
Share of delay minutes airlines attributed to each cause (BTS).
Nov 2025
Aug 2026
Show as table
| Month | On time | Flights |
|---|---|---|
| November 2025 | 71.4% | 7 |
| December 2025 | 53.8% | 13 |
| January 2026 | 92.9% | 15 |
| February 2026 | 100.0% | 11 |
| March 2026 | 91.7% | 12 |
| April 2026 | 61.5% | 13 |
| May 2026 | 88.9% | 19 |
| June 2026 | 80.0% | 18 |
| July 2026 | 58.8% | 18 |
| August 2026 | 64.7% | 18 |
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