Flight Reliability
F9 1094 · Frontier Airlines
San Francisco → Denver (SFO–DEN)
49
Bring Snacks
WanderNerd Reliability Score
- 53%
- Arrive within 15 minutes
- 23 min
- Average arrival delay
- 1.4%
- Cancelled
- 12 min
- Median arrival delay
Based on 140 historical flights. Data through May 2026.
What the data says
The late departure is the smart one here.
F9 1094 departing between 9 PM–12 AM arrived on time 67% of the time, versus 40% between 12–3 PM.
Friday is doing you no favors.
F9 1094 arrived on time 85% of the time on Saturdays and just 37% on Fridays. That gap is worth planning around.
Well behind the SFO–DEN route.
F9 1094 arrived on time 53% of the time, versus 77% across the SFO–DEN route.
Well behind the Frontier Airlines network.
F9 1094 arrived on time 53% of the time, versus 73% across the Frontier Airlines network.
The breakdown
- Mon46%(22 flights)
- Tue50%(12 flights)
- Wed60%(10 flights)
- Thu50%(32 flights)
- Fri37%(19 flights)
- Sat85%(20 flights)
- Sun48%(23 flights)
- 6–9 AM—(9 flights)
- 9 AM–12 PM44%(23 flights)
- 12–3 PM40%(47 flights)
- 3–6 PM57%(23 flights)
- 9 PM–12 AM67%(36 flights)
23%
May
Sep 55% → May 23% on time
| Month | On-time percentage | Flights |
|---|---|---|
| September 2025 | 55% | 11 |
| November 2025 | 80% | 15 |
| December 2025 | 54% | 13 |
| March 2026 | 77% | 26 |
| April 2026 | 26% | 19 |
| May 2026 | 23% | 30 |
- Departures on time
- 53%
- Diverted
- 0%
- Flights flown
- 138
- Months covered
- 10
Same route, other flights
Keep nerding
Based on 140 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.