UA634
UA634 (United Airlines) is a multi-stop service on 3 routes, busiest Denver to Jackson. Of 160 departures recorded from October 2024 to December 2025, 86.2% left on time, according to the US BTS.
- On-time departures86.2%of 160 flights
- Average delay5.3 min
- December 20251▼ 96.8%vs December 2024
- Cancelled0.6%
- Legs flown under this number3
Recorded departures by month
Short series — UA634 has only 8 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 periods8 periods
| Period | Departures 2024 | Departures 2025 | Change vs last year |
|---|---|---|---|
| January | – | 27 | – |
| February | – | 26 | – |
| March | – | 5 | – |
| April | – | – | – |
| May | – | 21 | – |
| June | – | – | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | 20 | – | – |
| November | 29 | – | – |
| December | 31 | 1 | ▼ 96.8% |
according to the US BTS · October 2024 → December 2025
On-time departures by month
Short series — UA634 has only 8 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 periods8 periods
| Period | On time 2024 | On time 2025 | Change vs last year |
|---|---|---|---|
| January | – | 74.1% | – |
| February | – | 76.9% | – |
| March | – | 60.0% | – |
| April | – | – | – |
| May | – | 90.5% | – |
| June | – | – | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | 100.0% | – | – |
| November | 93.1% | – | – |
| December | 90.0% | 100.0% | ▲ 11.1% |
according to the US BTS · October 2024 → December 2025
Average departure delay by month
Short series — UA634 has only 8 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 · October 2024 → December 2025
Cancelled departures by month
Short series — UA634 has only 8 months so far. Enough to show the level now, not enough to read a trend.
Months without data are left blank.
The most recent periods8 periods
| Period | Cancelled 2024 | Cancelled 2025 | Change vs last year |
|---|---|---|---|
| January | – | 0 | – |
| February | – | 0 | – |
| March | – | 0 | – |
| April | – | – | – |
| May | – | 0 | – |
| June | – | – | – |
| July | – | – | – |
| August | – | – | – |
| September | – | – | – |
| October | 0 | – | – |
| November | 0 | – | – |
| December | 1 | 0 | ▼ 100.0% |
according to the US BTS · October 2024 → December 2025
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 99.4% 159
- Cancelled 0.6% 1
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Dec 18, 2025
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
2| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| DEN JAC Denver International Airport – Jackson Hole Airport | 653 | 9.4 min | 81.3% | 108 |
| MSP DEN Minneapolis–Saint Paul International Airport / Wold–Chamberlain Field – Denver International Airport | 1,092 | -3.1 min | 96.1% | 51 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 100.0% | 0 |
| November 2024 | 29 | 29 | 93.1% | 0 |
| December 2024 | 31 | 30 | 90.0% | 1 |
| January 2025 | 27 | 27 | 74.1% | 0 |
| February 2025 | 26 | 26 | 76.9% | 0 |
| March 2025 | 5 | 5 | 60.0% | 0 |
| May 2025 | 21 | 21 | 90.5% | 0 |
| December 2025 | 1 | 1 | 100.0% | 0 |