United Airlines
Is UA4573 delayed?
Each route and date is shown separately. Confirm that both airports match your booking.
Service date: · Scheduled departure date (America/Chicago)
30 min early
This update may be out of date. Check with your airline.
Update time unavailable
Departure
Chicago
ORD
Actual
Aug 22
Arrival
Richmond
RIC
Estimated
Aug 22
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
- Not available
Service date: · Scheduled departure date (America/Chicago)
Cancelled
This update may be out of date. Check with your airline.
Update time unavailable
Departure
Chicago
ORD
Scheduled
Aug 22
Arrival
Asheville
AVL
Scheduled
Aug 22
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 19 min early
IAH → HSV
- 2 min late
IAH → HSV
- 17 min early
IAH → HSV
- 11 min early
IAH → HSV
- 18 min early
TUL → IAH
Flight history and details
Aug 18, 2026 — Sep 17, 2026
- Observed arrivals
- 12
- Arrivals over 15 minutes late
- 0
- Observed cancellations
- 5
- Observed occurrences
- 26
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 14, 2026Arrived | Houston | Huntsville | -19 | |
| Sep 13, 2026Arrived | Houston | Huntsville | 2 | |
| Sep 11, 2026Arrived | Houston | Huntsville | -17 | |
| Sep 10, 2026Arrived | Houston | Huntsville | -11 | |
| Sep 9, 2026Arrived | Tulsa | Houston | -18 | |
| Sep 6, 2026Arrived | Houston | Huntsville | -12 | |
| Sep 5, 2026Arrived | Chicago | Richmond | 3 | |
| Sep 4, 2026Arrived | Houston | Huntsville | 0 | |
| Sep 3, 2026Arrived | Houston | Huntsville | -19 | |
| Aug 31, 2026Arrived | Houston | Huntsville | -25 | |
| Aug 30, 2026Cancelled | Chicago | Asheville | Not available | Not available |
| Aug 29, 2026Cancelled | Chicago | Asheville | Not available | Not available |
| Aug 28, 2026Cancelled | Chicago | Asheville | Not available | Not available |
| Aug 27, 2026Arrived | Houston | Huntsville | -17 | |
| Aug 23, 2026Cancelled | Chicago | Asheville | Not available | Not available |
| Aug 22, 2026Cancelled | Chicago | Asheville | Not available | Not available |
| Aug 21, 2026Arrived | Houston | Huntsville | -12 |