Is UA4518 delayed?
No delay reported yet — UA4518 is scheduled to leave Chicago at 18:03 on Sep 29 and reach St Louis at 19:01 (as of Sep 29, 21:59 UTC).
Often late: arrived more than 15 min after schedule on 12 of the last 24 flights.
No live update yet
Showing the published schedule until live times are reported.
Update time unavailable
Departure
Chicago
ORD
Scheduled
Sep 29
Arrival
St Louis
STL
Scheduled
Sep 29
Times shown in airport local time
Service date: · Scheduled departure date (America/Chicago)
Think UA4518 runs late today? Delayed is trading at 43¢ — pays out x2.34.
Will United Airlines UAL 4518 from Chicago to St Louis arrive on time, be delayed, or be cancelled on Sep 29?Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Market prices express trading expectations about a contract’s stated threshold. They do not confirm airline status. The linked market shows its terms and activity.
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 26 min early
Chicago → St Louis
- 133 min late
Chicago → St Louis
- 22 min early
Chicago → St Louis
- On time
Chicago → St Louis
- 14 min early
Chicago → St Louis
Is UA4518 usually late?
Observation window: Aug 30, 2026 – Sep 29, 2026
On time means arriving no more than 15 minutes after the scheduled time; late means more than 15 minutes after. Cancelled and diverted flights are counted apart from arrivals. Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.
At the airports today
Chicago (ORD) departures
- Left more than 15 min late
- 117 of 176
- Cancelled today
- 3
Related flights
Flight history and details
| Service date | Departure | Arrival | Actual | Arrival delay (minutes) |
|---|---|---|---|---|
| Sep 28, 2026Arrived | Chicago | St Louis | -26 | |
| Sep 27, 2026Arrived | Chicago | St Louis | 133 | |
| Sep 26, 2026Arrived | Chicago | St Louis | -22 | |
| Sep 25, 2026Arrived | Chicago | St Louis | 0 | |
| Sep 24, 2026Arrived | Chicago | St Louis | -14 | |
| Sep 23, 2026Arrived | Chicago | St Louis | -3 | |
| Sep 22, 2026Arrived | Chicago | St Louis | 22 | |
| Sep 21, 2026Arrived | Chicago | St Louis | 85 | |
| Sep 20, 2026Arrived | Chicago | St Louis | -12 | |
| Sep 19, 2026Arrived | Chicago | St Louis | -7 | |
| Sep 18, 2026Arrived | Chicago | St Louis | 35 | |
| Sep 17, 2026Arrived | Chicago | St Louis | 152 | |
| Sep 16, 2026Arrived | Chicago | St Louis | 150 | |
| Sep 14, 2026Arrived | Chicago | St Louis | 45 | |
| Sep 13, 2026Arrived | Chicago | St Louis | -12 | |
| Sep 12, 2026Arrived | Chicago | St Louis | -21 | |
| Sep 11, 2026Arrived | Chicago | St Louis | 59 | |
| Sep 10, 2026Arrived | Chicago | St Louis | -2 | |
| Sep 9, 2026Arrived | Chicago | St Louis | 21 | |
| Sep 8, 2026Arrived | Chicago | St Louis | 129 | |
| Sep 7, 2026Arrived | Chicago | St Louis | 71 | |
| Sep 6, 2026Arrived | Chicago | St Louis | 147 | |
| Sep 5, 2026Arrived | Chicago | St Louis | -27 | |
| Sep 4, 2026Arrived | Chicago | St Louis | 11 |
Email me if UA4518 runs late
We email you if your next UA4518 flight in the coming day is more than 15 minutes late, cancelled or diverted. Alerts last 30 days. No account needed.