F91736
F91736 (Frontier Airlines) flies Phoenix to Chicago. Of 207 departures recorded from October 2024 to May 2026, 70.4% left on time, according to the US BTS.
according to the US BTS · Oct 12, 2024 → May 4, 2026 domestic flights only
Recorded departures by month
Partial coverage: domestic flights only · 20 of 20 periods have data
The most recent periods17 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 5 | 8 | ▲ 60.0% |
| February | 9 | 8 | ▼ 11.1% |
| March | 14 | 3 | ▼ 78.6% |
| April | 23 | 6 | ▼ 73.9% |
| May | 9 | 3 | ▼ 66.7% |
| June | 9 | – | – |
| July | 9 | – | – |
| August | 9 | – | – |
| September | 8 | – | – |
| October | 12 | – | in progress |
| November | 15 | – | – |
| December | 11 | – | – |
| Year to date (Jan–May) | 60 | 28 | ▼ 53.3% |
according to the US BTS · October 2024 → May 2026
On-time departures by month
Partial coverage: domestic flights only · 20 of 20 periods have data
On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.
The most recent periods17 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 80.0% | 50.0% | ▼ 37.5% |
| February | 66.7% | 100.0% | ▲ 50.0% |
| March | 71.4% | 100.0% | ▲ 40.0% |
| April | 82.6% | 66.7% | ▼ 19.3% |
| May | 66.7% | 66.7% | 0.0% |
| June | 77.8% | – | – |
| July | 44.4% | – | – |
| August | 66.7% | – | – |
| September | 75.0% | – | – |
| October | 58.3% | – | in progress |
| November | 92.9% | – | – |
| December | 81.8% | – | – |
| Year-to-date average (Jan–May) | 73.5% | 76.7% | ▲ 4.3% |
according to the US BTS · October 2024 → May 2026
Average departure delay by month
Partial coverage: domestic flights only · 20 of 20 periods have data
according to the US BTS · October 2024 → May 2026
Cancelled departures by month
Partial coverage: domestic flights only · 20 of 20 periods have data
The most recent periods17 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 0 | 0 | – |
| February | 0 | 0 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | – | – |
| July | 0 | – | – |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 1 | – | – |
| December | 0 | – | – |
| Year to date (Jan–May) | 0 | 0 |
according to the US BTS · October 2024 → May 2026
This is not a forecast
This is a historical record of departures already flown, not a forecast for your flight.
Cancellation share
- Not cancelled 99.5% 206
- Cancelled 0.5% 1
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → May 4, 2026
Legs flown under this number
1| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| PHX MDW Phoenix Sky Harbor International Airport – Chicago Midway International Airport | 2,319 | 19.0 min | 70.4% | 207 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 17 | 17 | 41.2% | 0 |
| November 2024 | 19 | 19 | 63.2% | 0 |
| December 2024 | 10 | 10 | 80.0% | 0 |
| January 2025 | 5 | 5 | 80.0% | 0 |
| February 2025 | 9 | 9 | 66.7% | 0 |
| March 2025 | 14 | 14 | 71.4% | 0 |
| April 2025 | 23 | 23 | 82.6% | 0 |
| May 2025 | 9 | 9 | 66.7% | 0 |
| June 2025 | 9 | 9 | 77.8% | 0 |
| July 2025 | 9 | 9 | 44.4% | 0 |
| August 2025 | 9 | 9 | 66.7% | 0 |
| September 2025 | 8 | 8 | 75.0% | 0 |
| October 2025 | 12 | 12 | 58.3% | 0 |
| November 2025 | 15 | 14 | 92.9% | 1 |
| December 2025 | 11 | 11 | 81.8% | 0 |
| January 2026 | 8 | 8 | 50.0% | 0 |
| February 2026 | 8 | 8 | 100.0% | 0 |
| March 2026 | 3 | 3 | 100.0% | 0 |
| April 2026 | 6 | 6 | 66.7% | 0 |
| May 2026 | 3 | 3 | 66.7% | 0 |