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United Airlines

Is UA4517 delayed?

Service date: · Scheduled departure date (UTC)

Arrived

43 min early

Official source · Updated

Departure

St Louis

STL

Actual

Scheduled 15:53

Sep 6

Arrival

Chicago

ORD

Actual

Scheduled 12:28

Sep 6

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual

Arrival · UTC

Scheduled
Estimated
Actual

Recent arrivals

Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.

  • STL → ORD

    20 min early

  • STL → ORD

    205 min late

  • STL → ORD

    15 min early

  • STL → ORD

    98 min late

  • STL → ORD

    36 min early
Flight history and details

Aug 19, 2026 — Sep 18, 2026

Observed arrivals
19
Arrivals over 15 minutes late
6
Observed cancellations
0
Observed occurrences
31

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

UA4517 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 18, 2026ArrivedSt LouisChicago
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-20
Sep 17, 2026ArrivedSt LouisChicago
205
Sep 16, 2026ArrivedSt LouisChicago
-15
Sep 15, 2026ArrivedSt LouisChicago
98
Sep 14, 2026ArrivedSt LouisChicago
-36
Sep 13, 2026ArrivedSt LouisChicago
-32
Sep 12, 2026ArrivedSt LouisChicago
-21
Sep 11, 2026ArrivedSt LouisChicago
-12
Sep 10, 2026ArrivedSt LouisChicago
410
Sep 9, 2026ArrivedSt LouisChicago
-34
Sep 8, 2026ArrivedSt LouisChicago
-45
Sep 7, 2026ArrivedChicagoAllentown
13
Sep 7, 2026ArrivedSt LouisChicago
2
Sep 6, 2026ArrivedSt LouisChicago
-43
Sep 5, 2026ArrivedChicagoAllentown
17
Sep 4, 2026ArrivedSt LouisChicago
261
Aug 30, 2026ArrivedChicagoAllentown
50
Aug 25, 2026ArrivedChicagoAllentown
-12
Aug 24, 2026ArrivedChicagoAllentown
-19

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