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United Airlines

Is UAL1099 delayed?

Service date: · Scheduled departure date (UTC)

Arrived

1 min late

Official source · Updated

Departure

San Jose

SJO

Scheduled

Sep 22

Arrival

Houston

IAH

Actual

Scheduled 18:05

Sep 22

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual
Not available

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.

  • SJO → IAH

    74 min late

  • SJO → IAH

    1 min late

  • SJO → IAH

    8 min early

  • SJO → IAH

    47 min late

  • SJO → IAH

    17 min late
Flight history and details

Aug 25, 2026 — Sep 24, 2026

Observed arrivals
20
Arrivals over 15 minutes late
4
Observed cancellations
0
Observed occurrences
20

Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.

How flight status works

UAL1099 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 23, 2026ArrivedSan JoseHouston
74
Sep 22, 2026ArrivedSan JoseHouston
1
Sep 21, 2026ArrivedSan JoseHouston
-8
Sep 20, 2026ArrivedSan JoseHouston
47
Sep 19, 2026ArrivedSan JoseHouston
17
Sep 18, 2026ArrivedSan JoseHouston
-10
Sep 17, 2026ArrivedSan JoseHouston
7
Sep 16, 2026ArrivedSan JoseHouston
-11
Sep 15, 2026ArrivedSan JoseHouston
7
Sep 14, 2026ArrivedSan JoseHouston
-4
Sep 13, 2026ArrivedSan JoseHouston
-11
Sep 12, 2026ArrivedSan JoseHouston
48
Sep 11, 2026ArrivedSan JoseHouston
-10
Sep 10, 2026ArrivedSan JoseHouston
-4
Sep 9, 2026ArrivedSan JoseHouston
-7
Sep 8, 2026ArrivedSan JoseHouston
-1
Sep 7, 2026ArrivedSan JoseHouston
-5
Sep 6, 2026ArrivedSan JoseHouston
-20
Sep 5, 2026ArrivedSan JoseHouston
-12
Sep 4, 2026ArrivedSan JoseHouston
-22

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