Flight Reliability
F9 4184 · Frontier Airlines
Phoenix → Houston (PHX–IAH)
76
Usually Fine
WanderNerd Reliability Score
- 72%
- Arrive within 15 minutes
- 9 min
- Average arrival delay
- 1.0%
- Cancelled
- 3 min early
- Median arrival delay
Based on 105 historical flights. Data through May 2026.
What the data says
Friday is doing you no favors.
F9 4184 arrived on time 86% of the time on Thursdays and just 52% on Fridays. That gap is worth planning around.
Lagging the PHX–IAH route.
F9 4184 arrived on time 72% of the time, versus 82% across the PHX–IAH route.
The breakdown
- Mon64%(22 flights)
- Tue—(4 flights)
- Wed—(4 flights)
- Thu86%(21 flights)
- Fri52%(21 flights)
- Sat77%(13 flights)
- Sun84%(19 flights)
- 6–9 AM—(6 flights)
- 9 AM–12 PM—(2 flights)
- 12–3 PM—(4 flights)
- 3–6 PM71%(76 flights)
- 6–9 PM69%(16 flights)
77%
Feb
Oct 71% → Feb 77% on time
| Month | On-time percentage | Flights |
|---|---|---|
| October 2025 | 71% | 14 |
| November 2025 | 56% | 18 |
| December 2025 | 78% | 23 |
| February 2026 | 77% | 13 |
- Departures on time
- 77%
- Diverted
- 0%
- Flights flown
- 104
- Months covered
- 10
Same route, other flights
Keep nerding
Based on 105 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.