Is UA4 delayed?
No delay reported yet — UA4 is scheduled to leave London at 14:05 on Sep 27 and reach Houston at 17:47 (as of Sep 27, 04:25 UTC). Over its last 28 recorded arrivals, 9 landed more than 15 min late.
No live update yet
Showing the published schedule until live times are reported.
Update time unavailable
Departure
London
LHR
Scheduled
Sep 27
Arrival
Houston
IAH
Scheduled
Sep 27
Times shown in airport local time
Service date: · Scheduled departure date (Europe/London)
Think UA4 runs late today? Delayed is trading at 19¢ — pays out x5.23.
Will United Airlines UAL 4 from London to Houston arrive on time, be delayed, or be cancelled on Sep 27?Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Market prices express trading expectations about a contract’s stated threshold. They do not confirm airline status. The linked market shows its terms and activity.
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- On schedule (4 min behind)
LHR → IAH
- 8 min early
LHR → IAH
- 27 min early
LHR → IAH
- 26 min early
LHR → IAH
- 16 min late
LHR → IAH
Flight history and details
Aug 28, 2026 — Sep 27, 2026
- Observed arrivals
- 28
- Arrivals over 15 minutes late
- 9
- Observed cancellations
- 0
- Observed occurrences
- 29
Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 26, 2026Arrived | London | Houston | 4 | |
| Sep 25, 2026Arrived | London | Houston | -8 | |
| Sep 24, 2026Arrived | London | Houston | -27 | |
| Sep 23, 2026Arrived | London | Houston | -26 | |
| Sep 22, 2026Arrived | London | Houston | 16 | |
| Sep 21, 2026Arrived | London | Houston | 17 | |
| Sep 20, 2026Arrived | London | Houston | 38 | |
| Sep 19, 2026Arrived | London | Houston | 129 | |
| Sep 18, 2026Arrived | London | Houston | -12 | |
| Sep 17, 2026Arrived | London | Houston | 2 | |
| Sep 16, 2026Arrived | London | Houston | 1 | |
| Sep 15, 2026Arrived | London | Houston | -7 | |
| Sep 14, 2026Arrived | London | Houston | 24 | |
| Sep 13, 2026Arrived | London | Houston | 20 | |
| Sep 11, 2026Arrived | London | Houston | -3 | |
| Sep 10, 2026Arrived | London | Houston | -14 | |
| Sep 9, 2026Arrived | London | Houston | -8 | |
| Sep 7, 2026Arrived | London | Houston | 9 | |
| Sep 6, 2026Arrived | London | Houston | -41 | |
| Sep 5, 2026Arrived | London | Houston | -18 | |
| Sep 4, 2026Arrived | London | Houston | -29 | |
| Sep 3, 2026Arrived | London | Houston | 31 | |
| Sep 2, 2026Arrived | London | Houston | 20 | |
| Sep 1, 2026Arrived | London | Houston | 9 | |
| Aug 31, 2026Arrived | London | Houston | -28 | |
| Aug 30, 2026Arrived | London | Houston | -49 | |
| Aug 29, 2026Arrived | London | Houston | -13 | |
| Aug 28, 2026Arrived | London | Houston | 16 |