Is AC4937 delayed?
No — AC4937 landed in Chicago 7 min early, at 20:23 on Sep 25 (as of Sep 26, 03:41 UTC). Over its last 20 recorded arrivals, 7 landed more than 15 min late.
7 min early
Official source · Updated
Departure
St Louis
STL
Scheduled
Sep 26
Arrival
Chicago
ORD
Actual
Sep 25
Times shown in airport local time
Service date: · Scheduled departure date (UTC)
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Actual
Operating flight: UAL4616
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Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 7 min early
STL → ORD
- 21 min early
STL → ORD
- 8 min early
STL → ORD
- 29 min late
STL → ORD
- 221 min late
STL → ORD
Flight history and details
Aug 27, 2026 — Sep 26, 2026
- Observed arrivals
- 20
- Arrivals over 15 minutes late
- 7
- Observed cancellations
- 2
- 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 26, 2026Arrived | St Louis | Chicago | -7 | |
| Sep 25, 2026Arrived | St Louis | Chicago | -21 | |
| Sep 22, 2026Arrived | St Louis | Chicago | -8 | |
| Sep 21, 2026Arrived | St Louis | Chicago | 29 | |
| Sep 20, 2026Arrived | St Louis | Chicago | 221 | |
| Sep 19, 2026Cancelled | St Louis | Chicago | Not available | Not available |
| Sep 18, 2026Arrived | St Louis | Chicago | -20 | |
| Sep 17, 2026Arrived | St Louis | Chicago | 140 | |
| Sep 16, 2026Cancelled | St Louis | Chicago | Not available | Not available |
| Sep 15, 2026Arrived | St Louis | Chicago | 11 | |
| Sep 14, 2026Arrived | St Louis | Chicago | -27 | |
| Sep 13, 2026Arrived | St Louis | Chicago | -25 | |
| Sep 12, 2026Arrived | St Louis | Chicago | -22 | |
| Sep 11, 2026Arrived | St Louis | Chicago | -43 | |
| Sep 10, 2026Arrived | St Louis | Chicago | 59 | |
| Sep 9, 2026Arrived | St Louis | Chicago | 25 | |
| Sep 8, 2026Arrived | St Louis | Chicago | -12 | |
| Sep 7, 2026Arrived | St Louis | Chicago | -13 | |
| Sep 6, 2026Arrived | St Louis | Chicago | 31 | |
| Sep 5, 2026Arrived | St Louis | Chicago | -9 | |
| Sep 4, 2026Arrived | St Louis | Chicago | 57 | |
| Sep 3, 2026Arrived | St Louis | Chicago | -9 |