Flight Reliability
F9 1100 · Frontier Airlines
Phoenix → Atlanta (PHX–ATL)
72
Usually Fine
WanderNerd Reliability Score
- 73%
- Arrive within 15 minutes
- 15 min
- Average arrival delay
- 1.2%
- Cancelled
- 1 min early
- Median arrival delay
Based on 167 historical flights. Data through May 2026.
What the data says
Morning flights do better here.
F9 1100 departing between 6–9 AM arrived on time 81% of the time, versus 60% between 12–3 PM.
Wednesdays have been rough.
F9 1100 arrived on time 83% of the time on Mondays and just 50% on Wednesdays. That gap is worth planning around.
Lagging the PHX–ATL route.
F9 1100 arrived on time 73% of the time, versus 83% across the PHX–ATL route.
Recent months have been rougher.
F9 1100 arrived on time 68% of the time over the last three months in the data, compared with 77% in the three months before that.
The breakdown
- Mon83%(46 flights)
- Tue—(4 flights)
- Wed50%(10 flights)
- Thu68%(19 flights)
- Fri67%(46 flights)
- Sat69%(16 flights)
- Sun83%(23 flights)
- 6–9 AM81%(103 flights)
- 9 AM–12 PM—(5 flights)
- 12–3 PM60%(55 flights)
- 3–6 PM—(1 flights)
92%
Apr
Jun 40% → Apr 92% on time
| Month | On-time percentage | Flights |
|---|---|---|
| June 2025 | 40% | 10 |
| September 2025 | 69% | 13 |
| October 2025 | 85% | 13 |
| November 2025 | 79% | 14 |
| December 2025 | 67% | 15 |
| January 2026 | 87% | 15 |
| February 2026 | 63% | 19 |
| March 2026 | 50% | 22 |
| April 2026 | 92% | 25 |
- Departures on time
- 81%
- Diverted
- 0.6%
- Flights flown
- 164
- Months covered
- 12
Same route, other flights
Keep nerding
Based on 167 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.