Is UA324 delayed?
Service date: · Scheduled departure date (America/New_York)
Arrived
39 min early
Updated
Departure
Atlanta
ATL
Actual
Scheduled 20:42
Aug 29
Arrival
Chicago
ORD
Actual
Scheduled 22:00
Aug 29
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 201 min late
BUF → ORD
- 11 min early
BUF → ORD
- 113 min late
BUF → ORD
- 24 min early
BUF → ORD
- 40 min early
BUF → ORD
Flight history and details
Aug 19, 2026 — Sep 18, 2026
- Observed arrivals
- 19
- Arrivals over 15 minutes late
- 4
- Observed cancellations
- 2
- Observed occurrences
- 28
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 | Buffalo | Chicago | 201 | |
| Sep 16, 2026Arrived | Buffalo | Chicago | -11 | |
| Sep 15, 2026Arrived | Buffalo | Chicago | 113 | |
| Sep 14, 2026Arrived | Buffalo | Chicago | -24 | |
| Sep 12, 2026Arrived | Buffalo | Chicago | -40 | |
| Sep 11, 2026Arrived | Buffalo | Chicago | -28 | |
| Sep 10, 2026Arrived | Buffalo | Chicago | 16 | |
| Sep 9, 2026Arrived | Buffalo | Chicago | -27 | |
| Sep 8, 2026Arrived | Buffalo | Chicago | -19 | |
| Sep 7, 2026Arrived | Atlanta | Chicago | -17 | |
| Sep 6, 2026Arrived | Atlanta | Chicago | 11 | |
| Sep 5, 2026Cancelled | Atlanta | Chicago | Not available | Not available |
| Sep 4, 2026Arrived | Atlanta | Chicago | 48 | |
| Sep 3, 2026Arrived | Atlanta | Chicago | -39 | |
| Sep 2, 2026Arrived | Atlanta | Chicago | -42 | |
| Sep 1, 2026Arrived | Atlanta | Chicago | -44 | |
| Aug 31, 2026Cancelled | Atlanta | Chicago | Not available | Not available |
| Aug 30, 2026Arrived | Atlanta | Chicago | 11 | |
| Aug 29, 2026Arrived | Atlanta | Chicago | -39 | |
| Aug 28, 2026Arrived | Atlanta | Chicago | -37 | |
| Aug 27, 2026Arrived | Atlanta | Chicago | -17 |