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United Airlines

Is UA4573 delayed?

Service date: · Scheduled departure date (America/Chicago)

Arrived

19 min early

Official source · Updated

Departure

Houston

IAH

Actual

Scheduled 18:57

Sep 14

Arrival

Huntsville

HSV

Actual

Scheduled 01:27

Sep 15

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.

  • IAH → HSV

    19 min early

  • IAH → HSV

    2 min late

  • IAH → HSV

    17 min early

  • IAH → HSV

    11 min early

  • TUL → IAH

    18 min early
Flight history and details

Aug 17, 2026 — Sep 16, 2026

Observed arrivals
12
Arrivals over 15 minutes late
0
Observed cancellations
5
Observed occurrences
26

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

UA4573 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 14, 2026ArrivedHoustonHuntsville
-19
Sep 13, 2026ArrivedHoustonHuntsville
2
Sep 11, 2026ArrivedHoustonHuntsville
-17
Sep 10, 2026ArrivedHoustonHuntsville
-11
Sep 9, 2026ArrivedTulsaHouston
-18
Sep 6, 2026ArrivedHoustonHuntsville
-12
Sep 5, 2026ArrivedChicagoRichmond
3
Sep 4, 2026ArrivedHoustonHuntsville
0
Sep 3, 2026ArrivedHoustonHuntsville
-19
Aug 31, 2026ArrivedHoustonHuntsville
-25
Aug 30, 2026CancelledChicagoAshevilleNot available
Not available
Aug 29, 2026CancelledChicagoAshevilleNot available
Not available
Aug 28, 2026CancelledChicagoAshevilleNot available
Not available
Aug 27, 2026ArrivedHoustonHuntsville
-17
Aug 23, 2026CancelledChicagoAshevilleNot available
Not available
Aug 22, 2026CancelledChicagoAshevilleNot available
Not available
Aug 21, 2026ArrivedHoustonHuntsville
-12

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