Austrian Airlines
Is OS7852 delayed?
Service date: · Actual departure date; scheduled departure unavailable (America/Chicago)
Arrived
179 min late
Official source · Updated
Departure
Chicago
ORD
Actual
Sep 15
Arrival
London
LHR
Actual
Scheduled 09:00
Sep 16
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Not available
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
Operating flight: UAL920
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 179 min late
ORD → LHR
- 9 min early
ORD → LHR
- 139 min late
ORD → LHR
- 15 min early
ORD → LHR
- 23 min early
ORD → LHR
Flight history and details
Aug 17, 2026 — Sep 16, 2026
- Observed arrivals
- 13
- Arrivals over 15 minutes late
- 5
- Observed cancellations
- 0
- Observed occurrences
- 13
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 15, 2026Arrived | Chicago | London | 179 | |
| Sep 14, 2026Arrived | Chicago | London | -9 | |
| Sep 13, 2026Arrived | Chicago | London | 139 | |
| Sep 12, 2026Arrived | Chicago | London | -15 | |
| Sep 11, 2026Arrived | Chicago | London | -23 | |
| Sep 10, 2026Arrived | Chicago | London | 22 | |
| Sep 9, 2026Arrived | Chicago | London | -62 | |
| Sep 8, 2026Arrived | Chicago | London | 36 | |
| Sep 7, 2026Arrived | Chicago | London | 154 | |
| Sep 6, 2026Arrived | Chicago | London | -13 | |
| Sep 5, 2026Arrived | Chicago | London | -8 | |
| Sep 4, 2026Arrived | Chicago | London | -4 | |
| Sep 3, 2026Arrived | Chicago | London | -9 |