UA1848
UA1848 (United Airlines) is a multi-stop service on 8 routes, busiest Chicago to Atlanta. Of 838 departures recorded from October 2024 to July 2026, 84.5% left on time, according to the US BTS.
- On-time departures84.5%of 838 flights
- Average delay10.1 min
- July 202627▼ 56.5%vs July 2025
- Cancelled1.0%
- Legs flown under this number8
Recorded departures by month
All legs under this number combined; see the leg table.
The most recent periods19 periods
| Period | Departures 2025 | Departures 2026 | Change vs last year |
|---|---|---|---|
| January | 32 | 31 | ▼ 3.1% |
| February | 26 | 27 | ▲ 3.8% |
| March | 32 | 27 | ▼ 15.6% |
| April | 30 | 29 | ▼ 3.3% |
| May | 62 | 28 | ▼ 54.8% |
| June | 60 | 26 | ▼ 56.7% |
| July | 62 | 27 | ▼ 56.5% |
| August | 62 | – | – |
| September | 54 | – | – |
| October | 37 | – | in progress |
| November | 58 | – | – |
| December | 48 | – | – |
| Year to date (Jan–Jul) | 304 | 195 | ▼ 35.9% |
according to the US BTS · October 2024 → July 2026
On-time departures by month
On time = departure within 15 minutes of schedule. Non-cancelled flights with a recorded delay only.
The most recent periods19 periods
| Period | On time 2025 | On time 2026 | Change vs last year |
|---|---|---|---|
| January | 89.7% | 58.1% | ▼ 35.2% |
| February | 80.0% | 84.6% | ▲ 5.8% |
| March | 78.1% | 81.5% | ▲ 4.3% |
| April | 90.0% | 79.3% | ▼ 11.9% |
| May | 93.6% | 75.0% | ▼ 19.8% |
| June | 85.0% | 84.6% | ▼ 0.4% |
| July | 86.9% | 72.0% | ▼ 17.1% |
| August | 91.9% | – | – |
| September | 88.9% | – | – |
| October | 91.9% | – | in progress |
| November | 82.8% | – | – |
| December | 85.4% | – | – |
| Year-to-date average (Jan–Jul) | 86.2% | 76.4% | ▼ 11.3% |
according to the US BTS · October 2024 → July 2026
Average departure delay by month
according to the US BTS · October 2024 → July 2026
Cancelled departures by month
The most recent periods19 periods
| Period | Cancelled 2025 | Cancelled 2026 | Change vs last year |
|---|---|---|---|
| January | 3 | 0 | ▼ 100.0% |
| February | 1 | 1 | 0.0% |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 0 | 0 | – |
| June | 0 | 0 | – |
| July | 1 | 2 | ▲ 100.0% |
| August | 0 | – | – |
| September | 0 | – | – |
| October | 0 | – | in progress |
| November | 0 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 5 | 3 | ▼ 40.0% |
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 99.0% 830
- Cancelled 1.0% 8
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
5| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| ORD ATL Chicago O'Hare International Airport – Hartsfield Jackson Atlanta International Airport | 976 | 11.6 min | 82.8% | 319 |
| PIT ORD Pittsburgh International Airport – Chicago O'Hare International Airport | 662 | 2.4 min | 92.9% | 199 |
| EWR ATL Newark Liberty International Airport – Hartsfield Jackson Atlanta International Airport | 1,199 | 21.7 min | 77.9% | 133 |
| IAH ORF George Bush Intercontinental Airport – Norfolk International Airport | 1,931 | 17.4 min | 69.4% | 64 |
| PHX IAH Phoenix Sky Harbor International Airport – George Bush Intercontinental Airport | 1,620 | -4.8 min | 98.4% | 63 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 17 | 17 | 82.4% | 0 |
| November 2024 | 21 | 21 | 85.7% | 0 |
| December 2024 | 42 | 42 | 83.3% | 0 |
| January 2025 | 32 | 29 | 89.7% | 3 |
| February 2025 | 26 | 25 | 80.0% | 1 |
| March 2025 | 32 | 32 | 78.1% | 0 |
| April 2025 | 30 | 30 | 90.0% | 0 |
| May 2025 | 62 | 62 | 93.6% | 0 |
| June 2025 | 60 | 60 | 85.0% | 0 |
| July 2025 | 62 | 61 | 86.9% | 1 |
| August 2025 | 62 | 62 | 91.9% | 0 |
| September 2025 | 54 | 54 | 88.9% | 0 |
| October 2025 | 37 | 37 | 91.9% | 0 |
| November 2025 | 58 | 58 | 82.8% | 0 |
| December 2025 | 48 | 48 | 85.4% | 0 |
| January 2026 | 31 | 31 | 58.1% | 0 |
| February 2026 | 27 | 26 | 84.6% | 1 |
| March 2026 | 27 | 27 | 81.5% | 0 |
| April 2026 | 29 | 29 | 79.3% | 0 |
| May 2026 | 28 | 28 | 75.0% | 0 |
| June 2026 | 26 | 26 | 84.6% | 0 |
| July 2026 | 27 | 25 | 72.0% | 2 |