Is AA4645 delayed?
Each route and date is shown separately. Confirm that both airports match your booking.
Service date: · Scheduled departure date (UTC)
Arrived
37 min late
Official source · Updated
Departure
St Louis
STL
Actual
Scheduled 22:34
Sep 15
Arrival
Chicago
ORD
Actual
Scheduled 18:35
Sep 15
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
Service date: · Scheduled departure date (America/Chicago)
Arrived
49 min late
Official source · Updated
Departure
Chicago
ORD
Scheduled
Sep 15
Arrival
St Louis
STL
Actual
Scheduled 21:39
Sep 15
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
STLORD
ORDSTL
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 4 min early
STL → ORD
- 11 min late
ORD → STL
- 21 min early
STL → ORD
- 13 min early
ORD → STL
- 37 min late
STL → ORD
Flight history and details
Aug 19, 2026 — Sep 18, 2026
- Observed arrivals
- 24
- Arrivals over 15 minutes late
- 2
- Observed cancellations
- 0
- Observed occurrences
- 33
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 17, 2026Arrived | St Louis | Chicago | -4 | |
| Sep 17, 2026Arrived | Chicago | St Louis | 11 | |
| Sep 16, 2026Arrived | St Louis | Chicago | -21 | |
| Sep 16, 2026Arrived | Chicago | St Louis | -13 | |
| Sep 15, 2026Arrived | St Louis | Chicago | 37 | |
| Sep 15, 2026Arrived | Chicago | St Louis | 49 | |
| Sep 14, 2026Arrived | St Louis | Chicago | -29 | |
| Sep 14, 2026Arrived | Chicago | St Louis | -1 | |
| Sep 13, 2026Arrived | St Louis | Chicago | -20 | |
| Sep 13, 2026Arrived | Chicago | St Louis | -19 | |
| Sep 12, 2026Arrived | St Louis | Chicago | -18 | |
| Sep 12, 2026Arrived | Chicago | St Louis | 2 | |
| Sep 11, 2026Arrived | St Louis | Chicago | -17 | |
| Sep 10, 2026Arrived | St Louis | Chicago | 8 | |
| Sep 10, 2026Arrived | Chicago | St Louis | 6 | |
| Sep 9, 2026Arrived | St Louis | Chicago | -11 | |
| Sep 9, 2026Arrived | Chicago | St Louis | -2 | |
| Sep 8, 2026Arrived | Washington | Indianapolis | -21 | |
| Sep 7, 2026Arrived | Washington | Indianapolis | -17 | |
| Sep 6, 2026Arrived | Washington | Indianapolis | -20 | |
| Sep 5, 2026Arrived | Columbus | Philadelphia | 7 | |
| Sep 4, 2026Arrived | Washington | Indianapolis | -7 | |
| Aug 25, 2026Arrived | Washington | Indianapolis | -31 | |
| Aug 24, 2026Arrived | Washington | Indianapolis | -14 |