Flight Reliability
F9 2275 · Frontier Airlines
Ontario → Seattle (ONT–SEA)
83
Pretty Reliable
WanderNerd Reliability Score
- 80%
- Arrive within 15 minutes
- 21 min
- Average arrival delay
- 0%
- Cancelled
- 10 min early
- Median arrival delay
Based on 46 historical flights. Data through May 2026.
What the data says
A bit behind the ONT–SEA route.
F9 2275 arrived on time 80% of the time, versus 87% across the ONT–SEA route.
Better than the Frontier Airlines network average.
F9 2275 arrived on time 80% of the time, versus 73% across the Frontier Airlines network.
The breakdown
- Mon—(6 flights)
- Tue—(6 flights)
- Wed—(3 flights)
- Thu—(3 flights)
- Fri—(9 flights)
- Sat—(9 flights)
- Sun80%(10 flights)
- 12–3 PM80%(15 flights)
- 3–6 PM81%(21 flights)
- 6–9 PM80%(10 flights)
- Departures on time
- 76%
- Diverted
- 0%
- Flights flown
- 46
- Months covered
- 6
Same route, other flights
Keep nerding
Based on 46 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.