Is UA4012 delayed?
Service date: · Scheduled departure date (America/New_York)
Estimated arrivalLast reported
29 min late
This update may be out of date. Check with your airline.
Update time unavailable
Departure
Dulles
IAD
Actual
Scheduled 08:39
Sep 16
Arrival
New York
LGA
Estimated
Scheduled 09:34
Sep 16
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Actual
- Not available
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Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 15 min early
IAD → LGA
- 7 min late
IAD → LGA
- 206 min late
IAD → LGA
- 55 min late
IAD → LGA
- 8 min late
IAD → LGA
Flight history and details
Aug 17, 2026 — Sep 16, 2026
- Observed arrivals
- 13
- Arrivals over 15 minutes late
- 5
- Observed cancellations
- 1
- Observed occurrences
- 15
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 | Dulles | New York | -15 | |
| Sep 14, 2026Arrived | Dulles | New York | 7 | |
| Sep 13, 2026Arrived | Dulles | New York | 206 | |
| Sep 12, 2026Arrived | Dulles | New York | 55 | |
| Sep 11, 2026Arrived | Dulles | New York | 8 | |
| Sep 10, 2026Arrived | Dulles | New York | 26 | |
| Sep 9, 2026Arrived | Dulles | New York | -5 | |
| Sep 8, 2026Arrived | Dulles | New York | 11 | |
| Sep 7, 2026Arrived | Dulles | New York | -8 | |
| Sep 6, 2026Arrived | Dulles | New York | -5 | |
| Sep 5, 2026Arrived | Dulles | New York | -21 | |
| Sep 4, 2026Arrived | Dulles | New York | 87 | |
| Sep 2, 2026Arrived | Dulles | New York | 67 | |
| Aug 27, 2026Cancelled | Dulles | New York | Not available | Not available |