| Route | Depart | Arrive | Frequency | Aircraft |
|---|---|---|---|---|
| ORD-LHR | 5:50 p.m. | 7:55 a.m.+1 | Daily | 767-300 |
| ORD-LHR | 9:10 p.m. | 11:15 a.m.+1 | Daily | 767-300 |
| LHR-ORD | 10:25 a.m. | 1:50 p.m. | Daily | 767-300 |
| LHR-ORD | 1:35 p.m. | 5:00 p.m. | Daily | 767-300 |
| IAD-LHR | 6:25 p.m. | 6:40 a.m.+1 | Daily | 777-200 |
| IAD-LHR | 10:50 p.m. | 11:05 a.m.+1 | Daily | 767-300 |
| LHR-IAD | 12:05 p.m. | 3:40 p.m. | Daily | 777-200 |
| LHR-IAD | 4:20 p.m. | 7:55 p.m. | Daily | 767-300 |
| EWR-LHR | 8:25 a.m. | 8:35 p.m. | Daily | 767-300 |
| EWR-LHR | 5:30 p.m. | 5:55 a.m.+1 | Daily | 767-300 |
| EWR-LHR | 6:00 p.m. | 6:20 a.m.+1 | Daily | 767-300 |
| EWR-LHR | 6:40 p.m. | 6:55 a.m.+1 | Daily | 767-300 |
| EWR-LHR | 8:10 p.m. | 8:25 a.m.+1 | Daily | 767-300 |
| EWR-LHR | 8:55 p.m. | 9:10 a.m.+1 | Daily | 767-300 |
| EWR-LHR | 10:00 p.m. | 10:15 a.m.+1 | Daily | 767-300 |
| LHR-EWR | 8:00 a.m. | 11:20 a.m. | Daily | 767-300 |
| LHR-EWR | 9:10 a.m. | 12:40 p.m. | Daily | 767-300 |
| LHR-EWR | 10:00 a.m. | 1:30 p.m. | Daily | 767-300 |
| LHR-EWR | 12:05 p.m. | 3:35 p.m. | Daily | 767-300 |
| LHR-EWR | 3:10 p.m. | 6:45 p.m. | Daily | 767-300 |
| LHR-EWR | 4:00 p.m. | 7:35 p.m. | Daily | 767-300 |
| LHR-EWR | 6:00 p.m. | 9:35 p.m. | Daily | 767-300 |
| DEN-LHR | 5:35 p.m. | 9:40 a.m.+1 | Daily | 787-9 |
| LHR-DEN | 11:35 a.m. | 2:25 p.m. | Daily | 787-9 |
| IAH-LHR | 4:25 p.m. | 7:30 a.m.+1 | Daily | 777-200 |
| IAH-LHR | 7:50 p.m. | 10:50 a.m.+1 | Daily | 777-200 |
| LHR-IAH | 6:20 a.m. | 2:05 p.m. | Daily | 777-200 |
| LHR-IAH | 12:35 p.m. | 5:30 p.m. | Daily | 777-200 |
| LAX-LHR | 7:00 p.m. | 1:30 p.m.+1 | Daily | 787-10 |
| LHR-LAX | 3:20 p.m. | 6:40 p.m. | Daily | 787-10 |
| SFO-LHR | 12:50 p.m. | 7:25 a.m.+1 | Daily | 777-200 |
| SFO-LHR | 5:25 p.m. | 12:00 p.m.+1 | Daily | 777-200 |
| LHR-SFO | 10:05 a.m. | 1:15 p.m. | Daily | 777-200 |
| LHR-SFO | 1:45 p.m. | 4:55 p.m. | Daily | 777-200 |
Schedule subject to change. See united.com for the most up-to-date schedule.