Is AA4727 delayed?
Each route and date is shown separately. Confirm that both airports match your booking.
Service date: · Scheduled departure date (UTC)
Arrived
9 min late
Official source · Updated
Departure
St Louis
STL
Scheduled
Sep 14
Arrival
Boston
BOS
Actual
Scheduled 21:39
Sep 14
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
Service date: · Scheduled departure date (America/New_York)
Arrived
14 min late
Official source · Updated
Departure
Boston
BOS
Scheduled
Sep 14
Arrival
St Louis
STL
Actual
Scheduled 22:15
Sep 14
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
STLBOS
BOSSTL
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 18 min late
STL → BOS
- 53 min late
BOS → STL
- 134 min late
STL → BOS
- 118 min late
BOS → STL
- 88 min late
STL → BOS
Flight history and details
Aug 24, 2026 — Sep 23, 2026
- Observed arrivals
- 40
- Arrivals over 15 minutes late
- 17
- Observed cancellations
- 0
- Observed occurrences
- 48
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 22, 2026Arrived | St Louis | Boston | 18 | |
| Sep 22, 2026Arrived | Boston | St Louis | 53 | |
| Sep 21, 2026Arrived | St Louis | Boston | 134 | |
| Sep 21, 2026Arrived | Boston | St Louis | 118 | |
| Sep 20, 2026Arrived | St Louis | Boston | 88 | |
| Sep 20, 2026Arrived | Boston | St Louis | 45 | |
| Sep 19, 2026Arrived | St Louis | Boston | -11 | |
| Sep 19, 2026Arrived | Boston | St Louis | -14 | |
| Sep 18, 2026Arrived | St Louis | Boston | -16 | |
| Sep 18, 2026Arrived | Boston | St Louis | 4 | |
| Sep 17, 2026Arrived | St Louis | Boston | 140 | |
| Sep 17, 2026Arrived | Boston | St Louis | 85 | |
| Sep 16, 2026Arrived | St Louis | Boston | 22 | |
| Sep 16, 2026Arrived | Boston | St Louis | 5 | |
| Sep 15, 2026Arrived | St Louis | Boston | -13 | |
| Sep 15, 2026Arrived | Boston | St Louis | -13 | |
| Sep 14, 2026Arrived | St Louis | Boston | 9 | |
| Sep 14, 2026Arrived | Boston | St Louis | 14 | |
| Sep 12, 2026Arrived | St Louis | Boston | 206 | |
| Sep 12, 2026Arrived | Boston | St Louis | 22 | |
| Sep 11, 2026Arrived | St Louis | Boston | 0 | |
| Sep 11, 2026Arrived | Boston | St Louis | 26 | |
| Sep 10, 2026Arrived | St Louis | Boston | 24 | |
| Sep 10, 2026Arrived | Boston | St Louis | 10 | |
| Sep 9, 2026Arrived | St Louis | Boston | 64 | |
| Sep 9, 2026Arrived | Boston | St Louis | 15 | |
| Sep 8, 2026Arrived | Providence | Chicago | -17 | |
| Sep 8, 2026Arrived | Chicago | Providence | -13 | |
| Sep 7, 2026Arrived | Providence | Chicago | -9 | |
| Sep 7, 2026Arrived | Chicago | Providence | 6 | |
| Sep 6, 2026Arrived | Providence | Chicago | -14 | |
| Sep 6, 2026Arrived | Chicago | Providence | -14 | |
| Sep 5, 2026Arrived | Providence | Chicago | -23 | |
| Sep 5, 2026Arrived | Chicago | Providence | -5 | |
| Sep 4, 2026Arrived | Providence | Chicago | 44 | |
| Sep 4, 2026Arrived | Chicago | Providence | 54 | |
| Sep 4, 2026Arrived | Providence | Chicago | 158 | |
| Sep 2, 2026Arrived | Chicago | Providence | -36 | |
| Aug 28, 2026Arrived | Chicago | Providence | -22 | |
| Aug 27, 2026Arrived | Chicago | Providence | -15 |