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United Airlines

Is UA4959 delayed?

Yes, UA4959 landed in Dulles 1,053 min late, at 09:52 on Nov 14 (as of Nov 14, 14:53 UTC).

Usually on time: arrived within 15 min of schedule on 14 of the last 20 flights.

Arrived

1,053 min late

Official source · Updated

Departure

Greenville

GSP

Actual

Scheduled 14:51

Nov 14

Arrival

Dulles

IAD

Actual

Scheduled 16:20

Nov 14

Times shown in airport local time

Service date: · Scheduled departure date (America/New_York)

Flight details

Departure · UTC

Scheduled
Estimated
Not available
Actual

Arrival · UTC

Scheduled
Estimated
Not available
Actual

Recent arrivals

Dates below are arrival dates in the destination airport’s time zone. The detailed history uses service dates.

  • Greenville → Dulles

    1,053 min late

  • Greenville → Dulles

    216 min late

  • Greenville → Dulles

    3 min early

  • Greenville → Dulles

    On schedule (1 min behind)

  • Greenville → Dulles

    4 min early

Is UA4959 usually late?

Period: Oct 15, 2026 – Nov 14, 2026

Arrivals tracked
20
On time
70%
of 20 arrivals
Late
30%
of 20 arrivals
Cancelled
0%
of 20 flights
Median arrival delay
1 min early
9 in 10 arrived within
139 min

On time means arriving no more than 15 minutes after the scheduled time; late means more than 15 minutes after. Cancelled and diverted flights are counted apart from arrivals. Compares scheduled and actual arrival times. Cancelled and diverted flights are left out. Some flights may be missing.

How flight status works

At the airports today

Dulles (IAD) departures

Left more than 15 min late
17 of 46
Cancelled today
28

Related flights

Other flights KGSP → IAD

Return flights IAD → KGSP

All United Airlines flights

Flight history and details
UA4959 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Nov 13, 2026ArrivedGreenvilleDulles1053
Nov 12, 2026ArrivedGreenvilleDulles216
Nov 9, 2026ArrivedGreenvilleDulles-3
Nov 8, 2026ArrivedGreenvilleDulles1
Nov 6, 2026ArrivedGreenvilleDulles-4
Nov 5, 2026ArrivedGreenvilleDulles-3
Nov 2, 2026ArrivedGreenvilleDulles15
Nov 1, 2026ArrivedGreenvilleDulles22
Oct 30, 2026ArrivedGreenvilleDulles-8
Oct 29, 2026ArrivedGreenvilleDulles-12
Oct 26, 2026ArrivedGreenvilleDulles-7
Oct 25, 2026ArrivedGreenvilleDulles2
Oct 23, 2026ArrivedGreenvilleDulles0
Oct 22, 2026ArrivedGreenvilleDulles-12
Oct 21, 2026ArrivedGreenvilleDulles-16
Oct 20, 2026ArrivedGreenvilleDulles-8
Oct 19, 2026ArrivedGreenvilleDulles-18
Oct 18, 2026ArrivedGreenvilleDulles11
Oct 16, 2026ArrivedGreenvilleDulles130
Oct 15, 2026ArrivedGreenvilleDulles53
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