Is AC3670 delayed?
Service date: · Scheduled departure date (UTC)
Arrived
41 min late
Official source · Updated
Departure
Louisville
SDF
Scheduled
Sep 14
Arrival
Chicago
ORD
Actual
Scheduled 19:04
Sep 14
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Actual
Operating flight: UAL4392
SDFORD
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 24 min early
SDF → ORD
- 41 min late
SDF → ORD
- 6 min late
SDF → ORD
- 47 min early
SDF → ORD
- 38 min early
SDF → ORD
Flight history and details
Aug 17, 2026 — Sep 16, 2026
- Observed arrivals
- 12
- Arrivals over 15 minutes late
- 2
- Observed cancellations
- 0
- Observed occurrences
- 12
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 15, 2026Arrived | Louisville | Chicago | -24 | |
| Sep 14, 2026Arrived | Louisville | Chicago | 41 | |
| Sep 13, 2026Arrived | Louisville | Chicago | 6 | |
| Sep 12, 2026Arrived | Louisville | Chicago | -47 | |
| Sep 11, 2026Arrived | Louisville | Chicago | -38 | |
| Sep 10, 2026Arrived | Louisville | Chicago | -27 | |
| Sep 9, 2026Arrived | Louisville | Chicago | -24 | |
| Sep 8, 2026Arrived | Louisville | Chicago | -47 | |
| Sep 7, 2026Arrived | Louisville | Chicago | -47 | |
| Sep 6, 2026Arrived | Louisville | Chicago | 58 | |
| Sep 5, 2026Arrived | Louisville | Chicago | 11 | |
| Sep 4, 2026Arrived | Louisville | Chicago | 12 |