Is UA4255 delayed?
Service date: · Scheduled departure date (America/New_York)
Arrived
8 min late
Official source · Updated
Departure
Dulles
IAD
Actual
Scheduled 18:23
Sep 21
Arrival
Richmond
RIC
Actual
Scheduled 23:01
Sep 21
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
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IADRIC
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 8 min late
IAD → RIC
- 26 min early
BHM → IAH
- 4 min late
IAD → RIC
- 24 min early
IAD → RIC
- 3 min early
IAD → RIC
Flight history and details
Aug 23, 2026 — Sep 22, 2026
- Observed arrivals
- 14
- Arrivals over 15 minutes late
- 0
- Observed cancellations
- 0
- Observed occurrences
- 18
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 21, 2026Arrived | Dulles | Richmond | 8 | |
| Sep 20, 2026Arrived | Birmingham | Houston | -26 | |
| Sep 19, 2026Arrived | Dulles | Richmond | 4 | |
| Sep 18, 2026Arrived | Dulles | Richmond | -24 | |
| Sep 17, 2026Arrived | Dulles | Richmond | -3 | |
| Sep 16, 2026Arrived | Dulles | Richmond | -32 | |
| Sep 15, 2026Arrived | Dulles | Richmond | -22 | |
| Sep 14, 2026Arrived | Dulles | Richmond | -4 | |
| Sep 13, 2026Arrived | Birmingham | Houston | -23 | |
| Sep 10, 2026Arrived | Dulles | Richmond | -16 | |
| Sep 9, 2026Arrived | Dulles | Richmond | -37 | |
| Sep 8, 2026Arrived | Dulles | Richmond | -7 | |
| Sep 6, 2026Arrived | Dulles | Hartford | -14 | |
| Sep 5, 2026Arrived | Dulles | Hartford | 6 |