UA 939, United Airlines 939
Statistics below are summarized from
AirlineUnited Airlines (UA)
RouteLondon Heathrow -> San Francisco
Departure Frequency
Every day
| May | ||||||
|---|---|---|---|---|---|---|
| Su | Mo | Tu | We | Th | Fr | Sa |
| 1 | 2 | |||||
| 3 | 4 | 5 | 6 | 7 | 8 | 9 |
| 10 | 11 | 12 | 13 | 14 | 15 | 16 |
| 17 | 18 | 19 | 20 | 21 | 22 | 23 |
| 24 | 25 | 26 | 27 | 28 | 29 | 30 |
| 31 | ||||||
| Jun | ||||||
|---|---|---|---|---|---|---|
| Su | Mo | Tu | We | Th | Fr | Sa |
| 1 | 2 | 3 | 4 | 5 | 6 | |
| 7 | 8 | 9 | 10 | 11 | 12 | 13 |
| 14 | 15 | 16 | 17 | 18 | 19 | 20 |
| 21 | 22 | 23 | 24 | 25 | 26 | 27 |
| 28 | 29 | 30 | ||||
= Departed
= Cancelled
Number of cancelled0
Average Delay40 minutes
Worst Delay262 minutes
Minutes delayed
Departure log
2026-06-03Departure TimeScheduled
04:15 PMActual
04:34 PMDelay
19 minutes
04:15 PMActual
04:34 PMDelay
19 minutes
2026-06-02Departure TimeScheduled
04:15 PMActual
08:37 PMDelay
262 minutes
04:15 PMActual
08:37 PMDelay
262 minutes
2026-06-01Departure TimeScheduled
04:15 PMActual
04:42 PMDelay
27 minutes
04:15 PMActual
04:42 PMDelay
27 minutes
2026-05-31Departure TimeScheduled
04:15 PMActual
04:47 PMDelay
32 minutes
04:15 PMActual
04:47 PMDelay
32 minutes
2026-05-30Departure TimeScheduled
04:15 PMActual
04:41 PMDelay
26 minutes
04:15 PMActual
04:41 PMDelay
26 minutes
2026-05-29Departure TimeScheduled
04:15 PMActual
04:49 PMDelay
34 minutes
04:15 PMActual
04:49 PMDelay
34 minutes
2026-05-28Departure TimeScheduled
04:15 PMActual
04:51 PMDelay
36 minutes
04:15 PMActual
04:51 PMDelay
36 minutes
2026-05-27Departure TimeScheduled
04:15 PMActual
04:35 PMDelay
20 minutes
04:15 PMActual
04:35 PMDelay
20 minutes
2026-05-26Departure TimeScheduled
04:15 PMActual
04:34 PMDelay
19 minutes
04:15 PMActual
04:34 PMDelay
19 minutes
2026-05-25Departure TimeScheduled
04:15 PMActual
04:56 PMDelay
41 minutes
04:15 PMActual
04:56 PMDelay
41 minutes
2026-05-24Departure TimeScheduled
04:15 PMActual
04:32 PMDelay
17 minutes
04:15 PMActual
04:32 PMDelay
17 minutes
2026-05-23Departure TimeScheduled
04:15 PMActual
04:42 PMDelay
27 minutes
04:15 PMActual
04:42 PMDelay
27 minutes
2026-05-22Departure TimeScheduled
04:15 PMActual
04:58 PMDelay
43 minutes
04:15 PMActual
04:58 PMDelay
43 minutes
2026-05-21Departure TimeScheduled
04:15 PMActual
04:41 PMDelay
26 minutes
04:15 PMActual
04:41 PMDelay
26 minutes
2026-05-20Departure TimeScheduled
04:15 PMActual
04:38 PMDelay
23 minutes
04:15 PMActual
04:38 PMDelay
23 minutes
2026-05-19Departure TimeScheduled
04:15 PMActual
04:52 PMDelay
37 minutes
04:15 PMActual
04:52 PMDelay
37 minutes
2026-05-18Departure TimeScheduled
04:15 PMActual
04:29 PMDelay
14 minutes
04:15 PMActual
04:29 PMDelay
14 minutes
2026-05-17Departure TimeScheduled
04:15 PMActual
04:43 PMDelay
28 minutes
04:15 PMActual
04:43 PMDelay
28 minutes
2026-05-16Departure TimeScheduled
04:15 PMActual
04:54 PMDelay
39 minutes
04:15 PMActual
04:54 PMDelay
39 minutes
2026-05-15Departure TimeScheduled
04:15 PMActual
04:24 PMDelay
9 minutes
04:15 PMActual
04:24 PMDelay
9 minutes
2026-05-14Departure TimeScheduled
04:15 PMActual
04:54 PMDelay
39 minutes
04:15 PMActual
04:54 PMDelay
39 minutes
2026-05-13Departure TimeScheduled
04:15 PMActual
06:32 PMDelay
137 minutes
04:15 PMActual
06:32 PMDelay
137 minutes
2026-05-12Departure TimeScheduled
04:15 PMActual
04:26 PMDelay
11 minutes
04:15 PMActual
04:26 PMDelay
11 minutes
2026-05-11Departure TimeScheduled
04:15 PMActual
04:54 PMDelay
39 minutes
04:15 PMActual
04:54 PMDelay
39 minutes
2026-05-10Departure TimeScheduled
04:15 PMActual
04:42 PMDelay
27 minutes
04:15 PMActual
04:42 PMDelay
27 minutes
2026-05-09Departure TimeScheduled
04:15 PMActual
04:40 PMDelay
25 minutes
04:15 PMActual
04:40 PMDelay
25 minutes
2026-05-08Departure TimeScheduled
04:15 PMActual
04:46 PMDelay
31 minutes
04:15 PMActual
04:46 PMDelay
31 minutes
2026-05-07Departure TimeScheduled
04:15 PMActual
04:33 PMDelay
18 minutes
04:15 PMActual
04:33 PMDelay
18 minutes
2026-05-06Departure TimeScheduled
04:15 PMActual
04:38 PMDelay
23 minutes
04:15 PMActual
04:38 PMDelay
23 minutes
2026-05-05Departure TimeScheduled
04:15 PMActual
05:30 PMDelay
75 minutes
04:15 PMActual
05:30 PMDelay
75 minutes
2026-05-04Departure TimeScheduled
04:15 PMActual
04:41 PMDelay
26 minutes
04:15 PMActual
04:41 PMDelay
26 minutes
| Date | Scheduled departure time | Actual departure time | Delay |
|---|---|---|---|
| 2026-06-03 | 04:15 PM | 04:34 PM | 19 minutes |
| 2026-06-02 | 04:15 PM | 08:37 PM | 262 minutes |
| 2026-06-01 | 04:15 PM | 04:42 PM | 27 minutes |
| 2026-05-31 | 04:15 PM | 04:47 PM | 32 minutes |
| 2026-05-30 | 04:15 PM | 04:41 PM | 26 minutes |
| 2026-05-29 | 04:15 PM | 04:49 PM | 34 minutes |
| 2026-05-28 | 04:15 PM | 04:51 PM | 36 minutes |
| 2026-05-27 | 04:15 PM | 04:35 PM | 20 minutes |
| 2026-05-26 | 04:15 PM | 04:34 PM | 19 minutes |
| 2026-05-25 | 04:15 PM | 04:56 PM | 41 minutes |
| 2026-05-24 | 04:15 PM | 04:32 PM | 17 minutes |
| 2026-05-23 | 04:15 PM | 04:42 PM | 27 minutes |
| 2026-05-22 | 04:15 PM | 04:58 PM | 43 minutes |
| 2026-05-21 | 04:15 PM | 04:41 PM | 26 minutes |
| 2026-05-20 | 04:15 PM | 04:38 PM | 23 minutes |
| 2026-05-19 | 04:15 PM | 04:52 PM | 37 minutes |
| 2026-05-18 | 04:15 PM | 04:29 PM | 14 minutes |
| 2026-05-17 | 04:15 PM | 04:43 PM | 28 minutes |
| 2026-05-16 | 04:15 PM | 04:54 PM | 39 minutes |
| 2026-05-15 | 04:15 PM | 04:24 PM | 9 minutes |
| 2026-05-14 | 04:15 PM | 04:54 PM | 39 minutes |
| 2026-05-13 | 04:15 PM | 06:32 PM | 137 minutes |
| 2026-05-12 | 04:15 PM | 04:26 PM | 11 minutes |
| 2026-05-11 | 04:15 PM | 04:54 PM | 39 minutes |
| 2026-05-10 | 04:15 PM | 04:42 PM | 27 minutes |
| 2026-05-09 | 04:15 PM | 04:40 PM | 25 minutes |
| 2026-05-08 | 04:15 PM | 04:46 PM | 31 minutes |
| 2026-05-07 | 04:15 PM | 04:33 PM | 18 minutes |
| 2026-05-06 | 04:15 PM | 04:38 PM | 23 minutes |
| 2026-05-05 | 04:15 PM | 05:30 PM | 75 minutes |
| 2026-05-04 | 04:15 PM | 04:41 PM | 26 minutes |