United Airlines
Is UAL1099 delayed?
Service date: · Scheduled departure date (UTC)
Arrived
20 min early
Official source · Updated
Departure
San Jose
SJO
Scheduled
Sep 6
Arrival
Houston
IAH
Actual
Scheduled 18:05
Sep 6
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
SJOIAH
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 7 min late
SJO → IAH
- 11 min early
SJO → IAH
- 7 min late
SJO → IAH
- 4 min early
SJO → IAH
- 11 min early
SJO → 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 | San Jose | Houston | 7 | |
| Sep 16, 2026Arrived | San Jose | Houston | -11 | |
| Sep 15, 2026Arrived | San Jose | Houston | 7 | |
| Sep 14, 2026Arrived | San Jose | Houston | -4 | |
| Sep 13, 2026Arrived | San Jose | Houston | -11 | |
| Sep 12, 2026Arrived | San Jose | Houston | 48 | |
| Sep 11, 2026Arrived | San Jose | Houston | -10 | |
| Sep 10, 2026Arrived | San Jose | Houston | -4 | |
| Sep 9, 2026Arrived | San Jose | Houston | -7 | |
| Sep 8, 2026Arrived | San Jose | Houston | -1 | |
| Sep 7, 2026Arrived | San Jose | Houston | -5 | |
| Sep 6, 2026Arrived | San Jose | Houston | -20 | |
| Sep 5, 2026Arrived | San Jose | Houston | -12 | |
| Sep 4, 2026Arrived | San Jose | Houston | -22 |