UA1391
UA1391 (United Airlines) is a multi-stop service on 18 routes, busiest West Palm Beach to Newark. Of 677 departures recorded from October 2024 to July 2026, 82.2% left on time, according to the US BTS.
- On-time departures82.2%of 677 flights
- Average delay11.3 min
- July 202628▼ 51.7%vs July 2025
- Cancelled1.5%
- Legs flown under this number18
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 | 31 | 31 | 0.0% |
| February | 28 | 28 | 0.0% |
| March | 31 | 34 | ▲ 9.7% |
| April | 30 | 56 | ▲ 86.7% |
| May | 17 | 45 | ▲ 164.7% |
| June | 14 | 27 | ▲ 92.9% |
| July | 58 | 28 | ▼ 51.7% |
| August | 28 | – | – |
| September | 27 | – | – |
| October | 30 | – | in progress |
| November | 30 | – | – |
| December | 31 | – | – |
| Year to date (Jan–Jul) | 209 | 249 | ▲ 19.1% |
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 | 80.0% | 90.0% | ▲ 12.5% |
| February | 82.1% | 92.6% | ▲ 12.7% |
| March | 74.2% | 91.2% | ▲ 22.9% |
| April | 93.3% | 92.9% | ▼ 0.5% |
| May | 37.5% | 84.4% | ▲ 125.2% |
| June | 50.0% | 85.2% | ▲ 70.4% |
| July | 82.5% | 66.7% | ▼ 19.1% |
| August | 77.8% | – | – |
| September | 92.6% | – | – |
| October | 100.0% | – | in progress |
| November | 82.8% | – | – |
| December | 87.1% | – | – |
| Year-to-date average (Jan–Jul) | 71.4% | 86.1% | ▲ 20.7% |
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 | 1 | 1 | 0.0% |
| February | 0 | 1 | – |
| March | 0 | 0 | – |
| April | 0 | 0 | – |
| May | 1 | 0 | ▼ 100.0% |
| June | 0 | 0 | – |
| July | 1 | 1 | 0.0% |
| August | 1 | – | – |
| September | 0 | – | – |
| October | 1 | – | in progress |
| November | 1 | – | – |
| December | 0 | – | – |
| Year to date (Jan–Jul) | 3 | 3 | 0.0% |
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 98.5% 667
- Cancelled 1.5% 10
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
4| Routes | Distance (km) | Avg delay | On time | Departures |
|---|---|---|---|---|
| DJT EWR President Donald J. Trump International Airport – Newark Liberty International Airport | 1,650 | 6.0 min | 86.5% | 302 |
| EWR JAX Newark Liberty International Airport – Jacksonville International Airport | 1,321 | 21.9 min | 82.2% | 108 |
| BOS EWR Boston Logan International Airport – Newark Liberty International Airport | 322 | 26.6 min | 62.3% | 54 |
| SFO BOI San Francisco International Airport – Boise Air Terminal/Gowen Field | 840 | -0.6 min | 77.8% | 37 |
Monthly figures
| Period | Departures | With departure delay recorded | On time | Cancelled |
|---|---|---|---|---|
| October 2024 | 19 | 19 | 79.0% | 0 |
| November 2024 | 22 | 22 | 45.5% | 0 |
| December 2024 | 32 | 31 | 80.7% | 1 |
| January 2025 | 31 | 30 | 80.0% | 1 |
| February 2025 | 28 | 28 | 82.1% | 0 |
| March 2025 | 31 | 31 | 74.2% | 0 |
| April 2025 | 30 | 30 | 93.3% | 0 |
| May 2025 | 17 | 16 | 37.5% | 1 |
| June 2025 | 14 | 14 | 50.0% | 0 |
| July 2025 | 58 | 57 | 82.5% | 1 |
| August 2025 | 28 | 27 | 77.8% | 1 |
| September 2025 | 27 | 27 | 92.6% | 0 |
| October 2025 | 30 | 29 | 100.0% | 1 |
| November 2025 | 30 | 29 | 82.8% | 1 |
| December 2025 | 31 | 31 | 87.1% | 0 |
| January 2026 | 31 | 30 | 90.0% | 1 |
| February 2026 | 28 | 27 | 92.6% | 1 |
| March 2026 | 34 | 34 | 91.2% | 0 |
| April 2026 | 56 | 56 | 92.9% | 0 |
| May 2026 | 45 | 45 | 84.4% | 0 |
| June 2026 | 27 | 27 | 85.2% | 0 |
| July 2026 | 28 | 27 | 66.7% | 1 |