Flight Reliability
F9 4073 · Frontier Airlines
Kansas City → Phoenix (MCI–PHX)
85
Pretty Reliable
WanderNerd Reliability Score
- 77%
- Arrive within 15 minutes
- 6 min
- Average arrival delay
- 0%
- Cancelled
- 6 min early
- Median arrival delay
Based on 35 historical flights. Data through May 2026.
What the data says
Morning flights do better here.
F9 4073 departing between 9 AM–12 PM arrived on time 90% of the time, versus 50% between 3–6 PM.
Sunday scaries are real for this one.
F9 4073 arrived on time 94% of the time on Thursdays and just 64% on Sundays. That gap is worth planning around.
A bit ahead of the Frontier Airlines network.
F9 4073 arrived on time 77% of the time, versus 73% across the Frontier Airlines network.
The breakdown
- Mon—(2 flights)
- Tue—(0 flights)
- Wed—(0 flights)
- Thu94%(17 flights)
- Fri—(2 flights)
- Sat—(0 flights)
- Sun64%(14 flights)
- 9 AM–12 PM90%(10 flights)
- 12–3 PM—(8 flights)
- 3–6 PM50%(10 flights)
- 6–9 PM—(7 flights)
- Departures on time
- 83%
- Diverted
- 0%
- Flights flown
- 35
- Months covered
- 6
Same route, other flights
Keep nerding
Based on 35 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.