Is UAL3993 delayed?
Service date: · Scheduled departure date (America/Chicago)
Arrived
23 min early
Official source · Updated
Departure
Austin
AUS
Actual
Scheduled 19:25
Sep 10
Arrival
Houston
IAH
Actual
Scheduled 20:11
Sep 10
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 18 min early
AUS → IAH
- 19 min early
AUS → IAH
- 20 min early
AUS → IAH
- 13 min early
AUS → IAH
- 15 min early
AUS → IAH
Flight history and details
Aug 19, 2026 — Sep 18, 2026
- Observed arrivals
- 14
- Arrivals over 15 minutes late
- 1
- Observed cancellations
- 0
- Observed occurrences
- 14
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 17, 2026Arrived | Austin | Houston | -18 | |
| Sep 16, 2026Arrived | Austin | Houston | -19 | |
| Sep 15, 2026Arrived | Austin | Houston | -20 | |
| Sep 14, 2026Arrived | Austin | Houston | -13 | |
| Sep 13, 2026Arrived | Austin | Houston | -15 | |
| Sep 12, 2026Arrived | Austin | Houston | -10 | |
| Sep 11, 2026Arrived | Austin | Houston | 18 | |
| Sep 10, 2026Arrived | Austin | Houston | -23 | |
| Sep 9, 2026Arrived | Austin | Houston | -16 | |
| Sep 8, 2026Arrived | Houston | Mc Allen | -25 | |
| Sep 7, 2026Arrived | Austin | Houston | -9 | |
| Sep 6, 2026Arrived | Austin | Houston | -25 | |
| Sep 5, 2026Arrived | Austin | Dulles | -33 | |
| Sep 4, 2026Arrived | Austin | Houston | -15 |