United Airlines
Is UA9850 delayed?
Service date: · Actual departure date; scheduled departure unavailable (America/Chicago)
Arrived
15 min early
Official source · Updated
Departure
Chicago
ORD
Actual
Sep 20
Arrival
Vienna
VIE
Actual
Scheduled 08:15
Sep 21
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Not available
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
Operating flight: AUA46
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 15 min early
ORD → VIE
- 37 min early
ORD → VIE
- 21 min early
ORD → VIE
- 36 min early
ORD → VIE
- 6 min early
ORD → VIE
Flight history and details
Aug 22, 2026 — Sep 21, 2026
- Observed arrivals
- 16
- Arrivals over 15 minutes late
- 0
- Observed cancellations
- 0
- Observed occurrences
- 16
Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 20, 2026Arrived | Chicago | Vienna | -15 | |
| Sep 19, 2026Arrived | Chicago | Vienna | -37 | |
| Sep 18, 2026Arrived | Chicago | Vienna | -21 | |
| Sep 17, 2026Arrived | Chicago | Vienna | -36 | |
| Sep 15, 2026Arrived | Chicago | Vienna | -6 | |
| Sep 14, 2026Arrived | Chicago | Vienna | -25 | |
| Sep 13, 2026Arrived | Chicago | Vienna | -21 | |
| Sep 12, 2026Arrived | Chicago | Vienna | -27 | |
| Sep 11, 2026Arrived | Chicago | Vienna | 11 | |
| Sep 10, 2026Arrived | Chicago | Vienna | -2 | |
| Sep 8, 2026Arrived | Chicago | Vienna | -14 | |
| Sep 7, 2026Arrived | Chicago | Vienna | -11 | |
| Sep 6, 2026Arrived | Chicago | Vienna | -5 | |
| Sep 5, 2026Arrived | Chicago | Vienna | -9 | |
| Sep 4, 2026Arrived | Chicago | Vienna | -18 | |
| Sep 3, 2026Arrived | Chicago | Vienna | -11 |