F91958
F91958 (Frontier Airlines) is a multi-stop service on 2 routes, busiest Houston to Detroit. Of 153 departures recorded from November 2024 to July 2026, 76.2% left on time, according to the US BTS.
- On-time departures76.2%of 153 flights
- Average delay18.6 min
- July 202631
- Cancelled1.3%
- Legs flown under this number2
Recorded departures by month
Short series — F91958 has only 10 months so far. Enough to show the level now, not enough to read a trend.
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods9 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | – | 10 | – |
| February | – | 11 | – |
| March | – | 16 | – |
| April | – | 8 | – |
| May | – | 29 | – |
| June | – | 30 | – |
| July | – | 31 | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 4 | – | – |
| December | 13 | – | – |
according to the US BTS · November 2024 → July 2026
On-time departures by month
Short series — F91958 has only 10 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.
The most recent periods9 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | – | 80.0% | – |
| February | – | 81.8% | – |
| March | – | 66.7% | – |
| April | – | 62.5% | – |
| May | – | 62.1% | – |
| June | – | 82.8% | – |
| July | – | 90.3% | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 100.0% | – | – |
| December | 69.2% | – | – |
according to the US BTS · November 2024 → July 2026
Average departure delay by month
Short series — F91958 has only 10 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
according to the US BTS · November 2024 → July 2026
Cancelled departures by month
Short series — F91958 has only 10 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
The most recent periods9 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | – | 0 | – |
| February | – | 0 | – |
| March | – | 1 | – |
| April | – | 0 | – |
| May | – | 0 | – |
| June | – | 1 | – |
| July | – | 0 | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
according to the US BTS · November 2024 → July 2026
This is a historical record of departures already flown, not a forecast for your flight.
Several legs: the headline figure averages all of them. See the leg table.
Cancellation share
- Not cancelled 98.7% 151
- Cancelled 1.3% 2
Share of all recorded flights in the period, all legs. · Nov 11, 2024 → Jul 31, 2026
Legs flown under this number
1| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| IAH DTW George Bush Intercontinental Airport – Detroit Metropolitan Wayne County Airport | 1,731 | 17.8 min | 76.7% | 152 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| November 2024 | 1 | 1 | 0.0% | 0 |
| November 2025 | 4 | 4 | 100.0% | 0 |
| December 2025 | 13 | 13 | 69.2% | 0 |
| January 2026 | 10 | 10 | 80.0% | 0 |
| February 2026 | 11 | 11 | 81.8% | 0 |
| March 2026 | 16 | 15 | 66.7% | 1 |
| April 2026 | 8 | 8 | 62.5% | 0 |
| May 2026 | 29 | 29 | 62.1% | 0 |
| June 2026 | 30 | 29 | 82.8% | 1 |
| July 2026 | 31 | 31 | 90.3% | 0 |