UA2850
UA2850 (United Airlines) is a multi-stop service on 14 routes, busiest Washington to Chicago. Of 539 departures recorded from October 2024 to July 2026, 75.3% left on time, according to the US BTS.
- On-time departures75.3%of 539 flights
- Average delay17.2 min
- July 202654
- Cancelled0.7%
- Legs flown under this number14
Recorded departures by month
All legs under this number combined; see the leg table.
Months without data are left blank.
The most recent periods16 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 25 | 26 | ▲ 4.0% |
| February | 42 | 28 | ▼ 33.3% |
| March | 9 | 4 | ▼ 55.6% |
| April | – | 2 | – |
| May | 21 | 45 | ▲ 114.3% |
| June | – | 52 | – |
| July | – | 54 | – |
| August | 11 | – | – |
| September | 52 | – | – |
| October | 52 | – | in progress |
| November | 25 | – | – |
| December | 23 | – | – |
according to the US BTS · October 2024 → July 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 periods16 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 87.5% | 76.9% | ▼ 12.1% |
| February | 78.6% | 100.0% | ▲ 27.3% |
| March | 87.5% | 75.0% | ▼ 14.3% |
| April | – | 50.0% | – |
| May | 90.5% | 55.6% | ▼ 38.6% |
| June | – | 48.1% | – |
| July | – | 42.6% | – |
| August | 90.9% | – | – |
| September | 84.3% | – | – |
| October | 92.3% | – | in progress |
| November | 75.0% | – | – |
| December | 82.6% | – | – |
according to the US BTS · October 2024 → July 2026
Average departure delay by month
Months without data are left blank.
according to the US BTS · October 2024 → July 2026
Cancelled departures by month
Months without data are left blank.
The most recent periods16 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 1 | 0 | ▼ 100.0% |
| February | 0 | 0 | – |
| March | 1 | 0 | ▼ 100.0% |
| April | – | 0 | – |
| May | 0 | 0 | – |
| June | – | 0 | – |
| July | – | 0 | – |
| August | 0 | – | – |
| September | 1 | – | – |
| October | 0 | – | in progress |
| November | 1 | – | – |
| December | 0 | – | – |
according to the US BTS · October 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 99.3% 535
- Cancelled 0.7% 4
Share of all recorded flights in the period, all legs. · Oct 12, 2024 → Jul 31, 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 |
|---|---|---|---|---|
| DCA ORD Ronald Reagan Washington National Airport – Chicago O'Hare International Airport | 983 | 5.8 min | 86.3% | 126 |
| SFO LAX San Francisco International Airport – Los Angeles International Airport | 543 | 17.0 min | 71.3% | 80 |
| RNO SFO Reno Tahoe International Airport – San Francisco International Airport | 308 | 74.6 min | 18.0% | 61 |
| ORD PDX Chicago O'Hare International Airport – Portland International Airport | 2,792 | 6.4 min | 87.9% | 58 |
| JAX ORD Jacksonville International Airport – Chicago O'Hare International Airport | 1,393 | 3.9 min | 87.5% | 58 |
| ORD IAH Chicago O'Hare International Airport – George Bush Intercontinental Airport | 1,491 | -3.5 min | 100.0% | 37 |
| IAH DCA George Bush Intercontinental Airport – Ronald Reagan Washington National Airport | 1,942 | -0.2 min | 96.8% | 31 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 20 | 20 | 75.0% | 0 |
| November 2024 | 30 | 30 | 100.0% | 0 |
| December 2024 | 18 | 18 | 83.3% | 0 |
| January 2025 | 25 | 24 | 87.5% | 1 |
| February 2025 | 42 | 42 | 78.6% | 0 |
| March 2025 | 9 | 8 | 87.5% | 1 |
| May 2025 | 21 | 21 | 90.5% | 0 |
| August 2025 | 11 | 11 | 90.9% | 0 |
| September 2025 | 52 | 51 | 84.3% | 1 |
| October 2025 | 52 | 52 | 92.3% | 0 |
| November 2025 | 25 | 24 | 75.0% | 1 |
| December 2025 | 23 | 23 | 82.6% | 0 |
| January 2026 | 26 | 26 | 76.9% | 0 |
| February 2026 | 28 | 28 | 100.0% | 0 |
| March 2026 | 4 | 4 | 75.0% | 0 |
| April 2026 | 2 | 2 | 50.0% | 0 |
| May 2026 | 45 | 45 | 55.6% | 0 |
| June 2026 | 52 | 52 | 48.1% | 0 |
| July 2026 | 54 | 54 | 42.6% | 0 |