Skip to content

United Airlines

Is UA4576 delayed?

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

Arrived

26 min early

Official source · Updated

Departure

Chicago

ORD

Scheduled

Sep 6

Arrival

St Louis

STL

Actual

Scheduled 03:53

Sep 7

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.

  • ORD → STL

    2 min early

  • ORD → STL

    17 min late

  • ORD → STL

    1 min early

  • ORD → STL

    4 min late

  • ORD → STL

    6 min late
Flight history and details

Aug 18, 2026 — Sep 17, 2026

Observed arrivals
15
Arrivals over 15 minutes late
5
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

UA4576 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 16, 2026ArrivedChicagoSt Louis
View this flight’s market
-2
Sep 14, 2026ArrivedChicagoSt Louis
17
Sep 13, 2026ArrivedChicagoSt Louis
-1
Sep 12, 2026ArrivedChicagoSt Louis
4
Sep 11, 2026ArrivedChicagoSt Louis
6
Sep 9, 2026ArrivedChicagoSt Louis
-17
Sep 6, 2026ArrivedChicagoSt Louis
-26
Sep 5, 2026ArrivedChicagoSt Louis
-18
Sep 4, 2026ArrivedChicagoSt Louis
18
Sep 2, 2026ArrivedChicagoSt Louis
7
Aug 30, 2026ArrivedChicagoSt Louis
66
Aug 29, 2026ArrivedChicagoSt Louis
34
Aug 28, 2026ArrivedChicagoSt Louis
-7
Aug 24, 2026ArrivedChicagoSt Louis
-30
Aug 23, 2026ArrivedChicagoSt Louis
18

Essential cookies keep the site running; analytics are optional. Privacy policy