United Airlines
Is UA4308 delayed?
Service date: · Scheduled departure date (America/New_York)
Arrived
24 min late
Official source · Updated
Departure
Dulles
IAD
Actual
Scheduled 12:46
Sep 14
Arrival
Burlington
BTV
Actual
Scheduled 17:57
Sep 14
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
IADBTV
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 24 min late
IAD → BTV
- 9 min early
IAD → BTV
- 10 min early
IAD → BTV
- 14 min early
IAH → CRP
Flight history and details
Aug 17, 2026 — Sep 16, 2026
- Observed arrivals
- 4
- Arrivals over 15 minutes late
- 1
- Observed cancellations
- 0
- Observed occurrences
- 5
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 14, 2026Arrived | Dulles | Burlington | 24 | |
| Sep 11, 2026Arrived | Dulles | Burlington | -9 | |
| Sep 10, 2026Arrived | Dulles | Burlington | -10 | |
| Aug 22, 2026Arrived | Houston | Corpus Christi | -14 |