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United Airlines

Is UA4599 delayed?

Service date: · Scheduled departure date (UTC)

Arrived

31 min early

Official source · Updated

Departure

Rochester

ROC

Actual

Scheduled 14:15

Sep 9

Arrival

Chicago

ORD

Actual

Scheduled 11:28

Sep 9

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.

  • ROC → ORD

    8 min late

  • ROC → ORD

    134 min late

  • ROC → ORD

    6 min early

  • ROC → ORD

    248 min late

  • ROC → ORD

    1 min late
Flight history and details

Aug 21, 2026 — Sep 20, 2026

Observed arrivals
12
Arrivals over 15 minutes late
4
Observed cancellations
1
Observed occurrences
14

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

UA4599 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 20, 2026ArrivedRochesterChicago
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8
Sep 19, 2026ArrivedRochesterChicago
134
Sep 18, 2026ArrivedRochesterChicago
-6
Sep 17, 2026ArrivedRochesterChicago
248
Sep 16, 2026ArrivedRochesterChicago
1
Sep 15, 2026ArrivedRochesterChicago
141
Sep 14, 2026CancelledRochesterChicagoNot available
Not available
Sep 13, 2026ArrivedRochesterChicago
-29
Sep 12, 2026ArrivedRochesterChicago
-49
Sep 11, 2026ArrivedRochesterChicago
30
Sep 10, 2026ArrivedRochesterChicago
-11
Sep 9, 2026ArrivedRochesterChicago
-31
Sep 8, 2026ArrivedRochesterChicago
-48

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