Is UA4520 delayed?
Service date: · Scheduled departure date (UTC)
Arrived
23 min early
Official source · Updated
Departure
Huntsville
HSV
Actual
Scheduled 18:19
Sep 6
Arrival
Dulles
IAD
Actual
Scheduled 16:00
Sep 6
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
HSVIAD
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 8 min early
EWR → SDF
- 5 min early
EWR → SDF
- 84 min late
EWR → SDF
- 19 min early
EWR → SDF
- 18 min early
EWR → SDF
Flight history and details
Aug 19, 2026 — Sep 18, 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 17, 2026Arrived | Newark | Louisville | -8 | |
| Sep 16, 2026Arrived | Newark | Louisville | -5 | |
| Sep 14, 2026Arrived | Newark | Louisville | 84 | |
| Sep 13, 2026Arrived | Newark | Louisville | -19 | |
| Sep 12, 2026Arrived | Newark | Louisville | -18 | |
| Sep 11, 2026Arrived | Newark | Louisville | 7 | |
| Sep 10, 2026Arrived | Newark | Louisville | 61 | |
| Sep 8, 2026Arrived | Newark | Louisville | -20 | |
| Sep 7, 2026Arrived | Huntsville | Dulles | -9 | |
| Sep 6, 2026Arrived | Huntsville | Dulles | -23 | |
| Sep 5, 2026Arrived | Cedar Rapids | Chicago | -7 | |
| Sep 4, 2026Arrived | Huntsville | Dulles | -11 |