Is UA4404 delayed?
Service date: · Scheduled departure date (UTC)
Arrived
21 min early
Official source · Updated
Departure
Knoxville
TYS
Actual
Scheduled 18:17
Sep 8
Arrival
Chicago
ORD
Actual
Scheduled 14:40
Sep 8
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
TYSORD
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 3 min late
ORD → FSD
- 125 min late
ORD → FSD
- 162 min late
TYS → ORD
- 7 min early
ORD → FSD
- 162 min late
ORD → FSD
Flight history and details
Aug 20, 2026 — Sep 19, 2026
- Observed arrivals
- 20
- Arrivals over 15 minutes late
- 9
- Observed cancellations
- 1
- Observed occurrences
- 22
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 18, 2026Arrived | Chicago | Sioux Falls | 3 | |
| Sep 17, 2026Arrived | Chicago | Sioux Falls | 125 | |
| Sep 17, 2026Arrived | Knoxville | Chicago | 162 | |
| Sep 16, 2026Arrived | Chicago | Sioux Falls | -7 | |
| Sep 16, 2026Cancelled | Knoxville | Chicago | Not available | Not available |
| Sep 15, 2026Arrived | Chicago | Sioux Falls | 162 | |
| Sep 15, 2026Arrived | Knoxville | Chicago | 93 | |
| Sep 14, 2026Arrived | Chicago | Sioux Falls | 84 | |
| Sep 14, 2026Arrived | Knoxville | Chicago | 15 | |
| Sep 13, 2026Arrived | Chicago | Sioux Falls | -12 | |
| Sep 13, 2026Arrived | Knoxville | Chicago | -18 | |
| Sep 12, 2026Arrived | Chicago | Sioux Falls | 19 | |
| Sep 12, 2026Arrived | Knoxville | Chicago | -16 | |
| Sep 11, 2026Arrived | Knoxville | Chicago | -10 | |
| Sep 10, 2026Arrived | Knoxville | Chicago | -8 | |
| Sep 9, 2026Arrived | Knoxville | Chicago | -33 | |
| Sep 8, 2026Arrived | Knoxville | Chicago | -21 | |
| Sep 7, 2026Arrived | Knoxville | Chicago | 25 | |
| Sep 6, 2026Arrived | Knoxville | Chicago | 14 | |
| Sep 5, 2026Arrived | Knoxville | Chicago | 24 | |
| Sep 4, 2026Arrived | Knoxville | Chicago | 143 |