UA1649
UA1649 (United Airlines) is a multi-stop service on 11 routes, busiest Denver to Burlington. Of 400 departures recorded from October 2024 to May 2026, 88.3% left on time, according to the US BTS.
- On-time departures88.3%of 400 flights
- Average delay4.5 min
- May 202620▼ 61.5%vs May 2025
- Cancelled0.0%
- Legs flown under this number11
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods15 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 25 | 26 | ▲ 4.0% |
| February | 12 | 11 | ▼ 8.3% |
| March | 4 | 2 | ▼ 50.0% |
| April | 56 | 30 | ▼ 46.4% |
| May | 52 | 20 | ▼ 61.5% |
| June | 30 | – | – |
| July | 31 | – | – |
| August | 31 | – | – |
| September | 30 | – | – |
| October | 25 | – | in progress |
| November | – | – | – |
| December | – | – | – |
| Year to date (Jan–May) | 149 | 89 | ▼ 40.3% |
according to the US BTS · October 2024 → May 2026
On-time departures by month
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 periods15 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 92.0% | 88.5% | ▼ 3.8% |
| February | 91.7% | 100.0% | ▲ 9.1% |
| March | 50.0% | 100.0% | ▲ 100.0% |
| April | 87.5% | 93.3% | ▲ 6.7% |
| May | 92.3% | 90.0% | ▼ 2.5% |
| June | 76.7% | – | – |
| July | 87.1% | – | – |
| August | 87.1% | – | – |
| September | 93.3% | – | – |
| October | 80.0% | – | in progress |
| November | – | – | – |
| December | – | – | – |
| Year-to-date average (Jan–May) | 82.7% | 94.4% | ▲ 14.1% |
according to the US BTS · October 2024 → May 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · October 2024 → May 2026
Cancelled departures by month
Months without data are left blank.
The most recent periods15 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 | – | – | – |
| December | – | – | – |
| Year to date (Jan–May) | 0 | 0 |
according to the US BTS · October 2024 → May 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 100.0% 400
- Cancelled 0.0% 0
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → May 20, 2026
On time, leg by leg
Departures within 15 minutes of schedule; small figure = departures recorded.
Legs flown under this number
7| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| DEN BTV Denver International Airport – Patrick Leahy Burlington International Airport | 2,631 | 2.8 min | 90.1% | 91 |
| DEN EGE Denver International Airport – Eagle County Regional Airport | 193 | 3.0 min | 86.8% | 53 |
| IAH SEA George Bush Intercontinental Airport – Seattle–Tacoma International Airport | 3,013 | 3.6 min | 91.9% | 37 |
| DEN DTW Denver International Airport – Detroit Metropolitan Wayne County Airport | 1,802 | 2.5 min | 91.9% | 37 |
| FSD DEN Sioux Falls Regional Airport – Denver International Airport | 777 | 12.5 min | 77.1% | 35 |
| PHX EWR Phoenix Sky Harbor International Airport – Newark Liberty International Airport | 3,425 | 0.9 min | 96.8% | 31 |
| DEN MSN Denver International Airport – Dane County Regional Truax Field | 1,326 | 8.0 min | 77.4% | 31 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 15 | 15 | 86.7% | 0 |
| January 2025 | 25 | 25 | 92.0% | 0 |
| February 2025 | 12 | 12 | 91.7% | 0 |
| March 2025 | 4 | 4 | 50.0% | 0 |
| April 2025 | 56 | 56 | 87.5% | 0 |
| May 2025 | 52 | 52 | 92.3% | 0 |
| June 2025 | 30 | 30 | 76.7% | 0 |
| July 2025 | 31 | 31 | 87.1% | 0 |
| August 2025 | 31 | 31 | 87.1% | 0 |
| September 2025 | 30 | 30 | 93.3% | 0 |
| October 2025 | 25 | 25 | 80.0% | 0 |
| January 2026 | 26 | 26 | 88.5% | 0 |
| February 2026 | 11 | 11 | 100.0% | 0 |
| March 2026 | 2 | 2 | 100.0% | 0 |
| April 2026 | 30 | 30 | 93.3% | 0 |
| May 2026 | 20 | 20 | 90.0% | 0 |