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United Airlines

Is UA4389 delayed?

Service date: · Scheduled departure date (UTC)

Arrived

27 min early

Official source · Updated

Departure

Columbia

COU

Actual

Scheduled 11:24

Sep 16

Arrival

Chicago

ORD

Actual

Scheduled 07:35

Sep 16

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual

Arrival · UTC

Scheduled
Estimated
Actual
View this flight’s market

Market prices express trading expectations about a contract’s stated threshold. They do not confirm airline status. The linked market shows its terms and activity.

Recent arrivals

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

  • COU → ORD

    27 min early

  • ORD → GRR

    13 min early

  • COU → ORD

    16 min early

  • ORD → GRR

    5 min early

  • COU → ORD

    38 min early
Flight history and details

Aug 17, 2026 — Sep 16, 2026

Observed arrivals
19
Arrivals over 15 minutes late
4
Observed cancellations
0
Observed occurrences
28

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 16, 2026ArrivedColumbiaChicago
View this flight’s market
-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
Aug 23, 2026ArrivedChicagoRochester
-39

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