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Is UA4390 delayed?

Yes — UA4390 landed in Harrisburg 17 min late, at 23:42 on Sep 27 (as of Sep 28, 03:42 UTC).

Usually on time: arrived within 15 min of schedule on 13 of the last 22 flights.

Arrived

17 min late

Official source · Updated

Departure

Dulles

IAD

Actual

Scheduled 22:43

Sep 27

Arrival

Harrisburg

MDT

Actual

Scheduled 23:25

Sep 27

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.

  • Dulles → Harrisburg

    17 min late

  • Dulles → Harrisburg

    On schedule (13 min behind)

  • Newark → Pittsburgh

    On time

  • Newark → Pittsburgh

    320 min late

  • Newark → Pittsburgh

    243 min late

Is UA4390 usually late?

Observation window: Aug 31, 2026 – Sep 30, 2026

Observed arrivals
22
On time
59%
of 22 arrivals
Late
41%
of 22 arrivals
Cancelled
4%
of 24 flights
Median arrival delay
9 min
9 in 10 arrived within
243 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. Results compare scheduled and actual arrival times. Cancelled or diverted flights are excluded. Some flights may be missing from the history.

How flight status works

At the airports today

Dulles (IAD) departures

Left more than 15 min late
31 of 206
Cancelled today
0

Related flights

All United Airlines flights

Flight history and details
UA4390 Recent arrival history
Service dateDepartureArrivalActualArrival delay (minutes)
Sep 27, 2026ArrivedDullesHarrisburg17
Sep 26, 2026ArrivedDullesHarrisburg13
Sep 23, 2026ArrivedNewarkPittsburgh0
Sep 22, 2026ArrivedNewarkPittsburgh320
Sep 21, 2026CancelledNewarkPittsburghNot availableNot available
Sep 20, 2026ArrivedNewarkPittsburgh243
Sep 19, 2026ArrivedNewarkPittsburgh-11
Sep 18, 2026ArrivedNewarkPittsburgh1
Sep 17, 2026ArrivedNewarkPittsburgh-3
Sep 16, 2026ArrivedNewarkPittsburgh16
Sep 15, 2026ArrivedNewarkPittsburgh191
Sep 14, 2026ArrivedNewarkPittsburgh239
Sep 13, 2026ArrivedNewarkPittsburgh12
Sep 12, 2026ArrivedNewarkPittsburgh-20
Sep 10, 2026ArrivedNewarkPittsburgh-15
Sep 9, 2026ArrivedNewarkPittsburgh6
Sep 8, 2026ArrivedNewarkPittsburgh-9
Sep 7, 2026ArrivedNewarkPittsburgh-7
Sep 6, 2026ArrivedNewarkPittsburgh78
Sep 5, 2026ArrivedNewarkPittsburgh15
Sep 3, 2026ArrivedNewarkPittsburgh257
Sep 1, 2026ArrivedNewarkPittsburgh-16
Aug 31, 2026ArrivedNewarkPittsburgh-10

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