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United Airlines

Is UA4477 delayed?

Service date: · Scheduled departure date (UTC)

Arrived

15 min late

Official source · Updated

Departure

Madison

MSN

Actual

Scheduled 10:19

Sep 10

Arrival

Chicago

ORD

Actual

Scheduled 05:57

Sep 10

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.

  • MSN → ORD

    11 min early

  • MSN → ORD

    21 min early

  • MSN → ORD

    5 min early

  • MSN → ORD

    20 min early

  • MSN → ORD

    37 min early
Flight history and details

Aug 19, 2026 — Sep 18, 2026

Observed arrivals
15
Arrivals over 15 minutes late
2
Observed cancellations
1
Observed occurrences
23

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

UA4477 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 18, 2026ArrivedMadisonChicago
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-11
Sep 17, 2026CancelledMadisonChicagoNot available
Not available
Sep 16, 2026ArrivedMadisonChicago
-21
Sep 15, 2026ArrivedMadisonChicago
-5
Sep 14, 2026ArrivedMadisonChicago
-20
Sep 13, 2026ArrivedMadisonChicago
-37
Sep 12, 2026ArrivedMadisonChicago
-4
Sep 11, 2026ArrivedMadisonChicago
-19
Sep 10, 2026ArrivedMadisonChicago
15
Sep 9, 2026ArrivedMadisonChicago
12
Sep 8, 2026ArrivedMadisonChicago
-7
Sep 7, 2026ArrivedChicagoBirmingham
6
Sep 6, 2026ArrivedChicagoKnoxville
10
Sep 5, 2026ArrivedChicagoKnoxville
39
Sep 4, 2026ArrivedChicagoTraverse City
1
Aug 23, 2026ArrivedChicagoKnoxville
28

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