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Is UA4389 delayed?

Each route and date is shown separately. Confirm that both airports match your booking.

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

DepartedLast reported

On time

This update may be out of date. Check with your airline.

Update time unavailable

Departure

Chicago

ORD

Actual

Aug 31

Arrival

Rochester

ROC

Estimated

Aug 31

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Actual

Arrival · UTC

Scheduled
Not available
Estimated
Actual
Not available

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

Arrived

179 min late

Updated

Departure

Chicago

ORD

Actual

Scheduled 06:13

Aug 31

Arrival

Rochester

ROC

Actual

Scheduled 13:15

Aug 31

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
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.

  • ORD → GRR

    29 min early

  • COU → ORD

    31 min early

  • COU → ORD

    304 min late

  • ORD → GRR

    41 min late

  • COU → ORD

    396 min late
Flight history and details

Aug 23, 2026 — Sep 22, 2026

Observed arrivals
27
Arrivals over 15 minutes late
9
Observed cancellations
2
Observed occurrences
39

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

UA4389 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 22, 2026ArrivedChicagoGrand Rapids
-29
Sep 22, 2026ArrivedColumbiaChicago
View this flight’s market
-31
Sep 21, 2026ArrivedChicagoGrand Rapids
41
Sep 21, 2026ArrivedColumbiaChicago
304
Sep 20, 2026ArrivedChicagoGrand Rapids
176
Sep 20, 2026ArrivedColumbiaChicago
396
Sep 19, 2026CancelledColumbiaChicagoNot available
Not available
Sep 18, 2026ArrivedChicagoGrand Rapids
-26
Sep 18, 2026ArrivedColumbiaChicago
-15
Sep 17, 2026ArrivedChicagoGrand Rapids
226
Sep 17, 2026CancelledColumbiaChicagoNot available
Not available
Sep 16, 2026ArrivedColumbiaChicago
-27
Sep 15, 2026ArrivedChicagoGrand Rapids
-13
Sep 15, 2026ArrivedColumbiaChicago
-16
Sep 14, 2026ArrivedChicagoGrand Rapids
-5
Sep 14, 2026ArrivedColumbiaChicago
-38
Sep 13, 2026ArrivedChicagoGrand Rapids
-15
Sep 13, 2026ArrivedColumbiaChicago
-19
Sep 12, 2026ArrivedColumbiaChicago
13
Sep 11, 2026ArrivedChicagoGrand Rapids
6
Sep 11, 2026ArrivedColumbiaChicago
59
Sep 10, 2026ArrivedChicagoGrand Rapids
-15
Sep 10, 2026ArrivedColumbiaChicago
-21
Sep 9, 2026ArrivedColumbiaChicago
23
Sep 8, 2026ArrivedChicagoGrand Rapids
-21
Sep 8, 2026ArrivedColumbiaChicago
-19
Sep 7, 2026ArrivedChicagoRochester
-27
Sep 5, 2026ArrivedGrand RapidsChicago
164
Aug 31, 2026ArrivedChicagoRochester
179

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