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United Airlines

Is UA4185 delayed?

No delay reported — UA4185 is expected in Chicago at 19:56 on Sep 29, 42 min early.

Usually on time: arrived within 15 min of schedule on 17 of the last 26 flights.

Estimated arrivalLast reported

42 min early

This update may be out of date.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

Update time unavailable

Departure

Birmingham

BHM

Actual

Scheduled 18:15

Sep 29

Arrival

Chicago

ORD

Estimated

Scheduled 20:38

Sep 29

Times shown in airport local time

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

In the air. The market on this flight settles on the airport’s recorded arrival.

View this flight’s marketHow this market settles

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual

Arrival · UTC

Scheduled
Estimated
Actual
Not available
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.

Also sold as NZ2066, NZ2398, NZ2400, CM1195, LH8751

Recent arrivals

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

  • Birmingham → Chicago

    17 min early
  • Birmingham → Chicago

    130 min late
  • Birmingham → Chicago

    52 min late
  • Birmingham → Chicago

    21 min early
  • Birmingham → Chicago

    24 min early

Is UA4185 usually late?

Observation window: Aug 31, 2026 – Sep 30, 2026

Observed arrivals
26
On time
65%
of 26 arrivals
Late
35%
of 26 arrivals
Cancelled
3%
of 29 flights
Median arrival delay
15 min early
9 in 10 arrived within
177 min

On time means arriving no more than 15 minutes after the scheduled time; late means more than 15 minutes after. Cancelled and diverted flights are counted apart from arrivals. 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

At the airports today

Chicago (ORD) departures

Left more than 15 min late
159 of 228
Cancelled today
3

All United Airlines flights

Flight history and details
UA4185 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 28, 2026ArrivedBirminghamChicago-17
Sep 27, 2026ArrivedBirminghamChicago130
Sep 26, 2026ArrivedBirminghamChicago52
Sep 25, 2026ArrivedBirminghamChicago-21
Sep 24, 2026ArrivedBirminghamChicago-24
Sep 23, 2026ArrivedGreen BayChicago-41
Sep 22, 2026ArrivedGreen BayChicago-42
Sep 21, 2026ArrivedGreen BayChicago162
Sep 20, 2026ArrivedGreen BayChicago-4
Sep 19, 2026CancelledGreen BayChicagoNot availableNot available
Sep 18, 2026ArrivedGreen BayChicago-27
Sep 17, 2026ArrivedGreen BayChicago191
Sep 16, 2026ArrivedGreen BayChicago680
Sep 15, 2026ArrivedGreen BayChicago37
Sep 14, 2026ArrivedGreen BayChicago-23
Sep 13, 2026ArrivedGreen BayChicago-27
Sep 12, 2026ArrivedGreen BayChicago-26
Sep 11, 2026ArrivedGreen BayChicago-12
Sep 10, 2026ArrivedGreen BayChicago-29
Sep 9, 2026ArrivedGreen BayChicago-1
Sep 8, 2026ArrivedGreen BayChicago31
Sep 7, 2026ArrivedNewarkBuffalo-10
Sep 6, 2026ArrivedNewarkBuffalo-26
Sep 5, 2026ArrivedNewarkBuffalo26
Sep 4, 2026ArrivedNewarkBuffalo-22
Sep 1, 2026ArrivedNewarkBuffalo283
Aug 31, 2026ArrivedNewarkBuffalo-24

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