UA2821
UA2821 (United Airlines) is a multi-stop service on 3 routes, busiest Indianapolis to Denver. Of 72 departures recorded from May 2026 to July 2026, 76.4% left on time, according to the US BTS.
- On-time departures76.4%of 72 flights
- Average delay12.5 min
- July 202631
- Cancelled0.0%
- Legs flown under this number3
Recorded departures by month
Short series — UA2821 has only 3 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.
The most recent periods3 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | – | – | – |
| February | – | – | – |
| March | – | – | – |
| April | – | – | – |
| May | – | 11 | – |
| June | – | 30 | – |
| July | – | 31 | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | – | – | – |
| December | – | – | – |
according to the US BTS · May 2026 → July 2026
On-time departures by month
Short series — UA2821 has only 3 months so far. Enough to show the level now, not enough to read a trend.
On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.
The most recent periods3 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | – | – | – |
| February | – | – | – |
| March | – | – | – |
| April | – | – | – |
| May | – | 72.7% | – |
| June | – | 86.7% | – |
| July | – | 67.7% | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | – | – | – |
| December | – | – | – |
according to the US BTS · May 2026 → July 2026
Average departure delay by month
Short series — UA2821 has only 3 months so far. Enough to show the level now, not enough to read a trend.
according to the US BTS · May 2026 → July 2026
Cancelled departures by month
Short series — UA2821 has only 3 months so far. Enough to show the level now, not enough to read a trend.
The most recent periods3 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | – | – | – |
| February | – | – | – |
| March | – | – | – |
| April | – | – | – |
| May | – | 0 | – |
| June | – | 0 | – |
| July | – | 0 | – |
| August | – | – | – |
| September | – | – | – |
| October | – | – | in progress |
| November | – | – | – |
| December | – | – | – |
according to the US BTS · May 2026 → 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 100.0% 72
- Cancelled 0.0% 0
Share of all recorded flights in the period, all legs. · May 21, 2026 → Jul 31, 2026
Legs flown under this number
1| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| IND DEN Indianapolis International Airport – Denver International Airport | 1,568 | 12.4 min | 70.0% | 30 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| May 2026 | 11 | 11 | 72.7% | 0 |
| June 2026 | 30 | 30 | 86.7% | 0 |
| July 2026 | 31 | 31 | 67.7% | 0 |