Is UAL4939 delayed?
Service date: · Scheduled departure date (UTC)
Arrived
18 min early
Official source · Updated
Departure
Ithaca
ITH
Scheduled
Sep 16
Arrival
Dulles
IAD
Actual
Scheduled 07:12
Sep 16
Times shown in airport local time
Flight details
Departure · UTC
- Scheduled
- Estimated
- Not available
- Actual
- Not available
Arrival · UTC
- Scheduled
- Estimated
- Not available
- Actual
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ITHIAD
Recent arrivals
Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.
- 18 min early
ITH → IAD
- 5 min early
ITH → IAD
- 14 min early
ITH → IAD
- 16 min early
ITH → IAD
- 9 min early
ITH → IAD
Flight history and details
Aug 17, 2026 — Sep 16, 2026
- Observed arrivals
- 11
- Arrivals over 15 minutes late
- 0
- Observed cancellations
- 0
- Observed occurrences
- 11
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 16, 2026Arrived | Ithaca | Dulles | -18 | |
| Sep 15, 2026Arrived | Ithaca | Dulles | -5 | |
| Sep 13, 2026Arrived | Ithaca | Dulles | -14 | |
| Sep 12, 2026Arrived | Ithaca | Dulles | -16 | |
| Sep 11, 2026Arrived | Ithaca | Dulles | -9 | |
| Sep 10, 2026Arrived | Ithaca | Dulles | -20 | |
| Sep 9, 2026Arrived | Ithaca | Dulles | -25 | |
| Sep 8, 2026Arrived | Ithaca | Dulles | -19 | |
| Sep 7, 2026Arrived | Ithaca | Dulles | 1 | |
| Sep 6, 2026Arrived | Ithaca | Dulles | -16 | |
| Sep 5, 2026Arrived | Ithaca | Dulles | 6 |