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United Airlines

Is UA9850 delayed?

Service date: · Actual departure date; scheduled departure unavailable (America/Chicago)

Arrived

9 min early

Official source · Updated

Departure

Chicago

ORD

Actual

Sep 5

Arrival

Vienna

VIE

Actual

Scheduled 08:15

Sep 6

Times shown in airport local time

Flight details

Departure · UTC

Scheduled
Not available
Estimated
Not available
Actual

Arrival · UTC

Scheduled
Estimated
Actual
Route overview: Chicago → ViennaORDVIE
Route overview

Recent arrivals

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

  • ORD → VIE

    37 min early

  • ORD → VIE

    21 min early

  • ORD → VIE

    36 min early

  • ORD → VIE

    6 min early

  • ORD → VIE

    25 min early
Flight history and details

Aug 21, 2026 — Sep 20, 2026

Observed arrivals
15
Arrivals over 15 minutes late
0
Observed cancellations
0
Observed occurrences
15

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

UA9850 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 19, 2026ArrivedChicagoVienna
-37
Sep 18, 2026ArrivedChicagoVienna
-21
Sep 17, 2026ArrivedChicagoVienna
-36
Sep 15, 2026ArrivedChicagoVienna
-6
Sep 14, 2026ArrivedChicagoVienna
-25
Sep 13, 2026ArrivedChicagoVienna
-21
Sep 12, 2026ArrivedChicagoVienna
-27
Sep 11, 2026ArrivedChicagoVienna
11
Sep 10, 2026ArrivedChicagoVienna
-2
Sep 8, 2026ArrivedChicagoVienna
-14
Sep 7, 2026ArrivedChicagoVienna
-11
Sep 6, 2026ArrivedChicagoVienna
-5
Sep 5, 2026ArrivedChicagoVienna
-9
Sep 4, 2026ArrivedChicagoVienna
-18
Sep 3, 2026ArrivedChicagoVienna
-11

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