Is UA1831 delayed?

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Service date: Sep 1, 2026 · Scheduled departure date (America/New_York)

DepartedLast reported

84 min late

This update may be out of date. Check with your airline.

Update time unavailable

Departure

Dulles

IAD

Actual

00:30~~23:06~~

Sep 2

Arrival

Newark

EWR

Scheduled

—

Not available

Times shown in airport local time

Flight details

Departure · UTC

Scheduled: Sep 2, 2026, 03:06 UTC
Estimated: Sep 2, 2026, 04:30 UTC
Actual: Sep 2, 2026, 04:30 UTC

Arrival · UTC

Scheduled: Not available
Estimated: Not available
Actual: Not available

Service date: Sep 1, 2026 · Scheduled departure date (America/New_York)

DepartedLast reported

412 min late

This update may be out of date. Check with your airline.

Update time unavailable

Departure

Dulles

IAD

Actual

00:37~~17:45~~

Sep 2

Arrival

Newark

EWR

Scheduled

19:15

Sep 1

Times shown in airport local time

Flight details

Departure · UTC

Scheduled: Sep 1, 2026, 21:45 UTC
Estimated: Not available
Actual: Sep 2, 2026, 04:37 UTC

Arrival · UTC

Scheduled: Sep 1, 2026, 23:15 UTC
Estimated: Not available
Actual: Not available

Service date: Sep 1, 2026 · Scheduled departure date (America/New_York)

Arrived

21 min early

Updated Sep 1, 2026, 20:03 UTC

Departure

Atlanta

ATL

Actual

14:42~~14:33~~

Sep 1

Arrival

Dulles

IAD

Actual

16:02~~16:24~~

Sep 1

Times shown in airport local time

Flight details

Departure · UTC

Scheduled: Sep 1, 2026, 18:33 UTC
Estimated: Sep 1, 2026, 18:42 UTC
Actual: Sep 1, 2026, 18:42 UTC

Arrival · UTC

Scheduled: Sep 1, 2026, 20:24 UTC
Estimated: Sep 1, 2026, 20:03 UTC
Actual: Sep 1, 2026, 20:02 UTC

Route overview

Recent arrivals

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

Wed, Sep 23, 2026
ATL → IAD
26 min late
Tue, Sep 22, 2026
IAD → EWR
98 min late
Tue, Sep 22, 2026
ATL → IAD
22 min early
Mon, Sep 21, 2026
ATL → IAD
1 min early
Sun, Sep 20, 2026
IAD → EWR
30 min late

Flight history and details

Aug 24, 2026 — Sep 23, 2026

Observed arrivals: 52
Arrivals over 15 minutes late: 20
Observed cancellations: 1
Observed occurrences: 56

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

UA1831 Recent arrival history
Service date	Departure	Arrival	Actual	Arrival delay (minutes)
Sep 23, 2026Arrived	Atlanta	Dulles	Sep 23, 2026, 20:45 UTC View this flight’s market	26
Sep 22, 2026Arrived	Dulles	Newark	Sep 23, 2026, 00:53 UTC	98
Sep 22, 2026Arrived	Atlanta	Dulles	Sep 22, 2026, 20:06 UTC	-22
Sep 21, 2026Cancelled	Dulles	Newark	Not available	Not available
Sep 21, 2026Arrived	Atlanta	Dulles	Sep 21, 2026, 20:17 UTC	-1
Sep 20, 2026Arrived	Dulles	Newark	Sep 20, 2026, 23:35 UTC	30
Sep 20, 2026Arrived	Atlanta	Dulles	Sep 20, 2026, 20:22 UTC	3
Sep 19, 2026Arrived	Atlanta	Dulles	Sep 19, 2026, 20:02 UTC	-16
Sep 18, 2026Arrived	Dulles	Newark	Sep 18, 2026, 23:48 UTC	43
Sep 18, 2026Arrived	Atlanta	Dulles	Sep 18, 2026, 20:11 UTC	-7
Sep 17, 2026Arrived	Dulles	Newark	Sep 18, 2026, 02:16 UTC	191
Sep 17, 2026Arrived	Atlanta	Dulles	Sep 17, 2026, 23:39 UTC	200
Sep 16, 2026Arrived	Dulles	Newark	Sep 17, 2026, 00:37 UTC	92
Sep 16, 2026Arrived	Atlanta	Dulles	Sep 16, 2026, 20:23 UTC	4
Sep 15, 2026Arrived	Dulles	Newark	Sep 15, 2026, 23:08 UTC	3
Sep 15, 2026Arrived	Atlanta	Dulles	Sep 15, 2026, 21:27 UTC	68
Sep 14, 2026Arrived	Dulles	Newark	Sep 14, 2026, 23:32 UTC	27
Sep 14, 2026Arrived	Atlanta	Dulles	Sep 14, 2026, 20:15 UTC	-3
Sep 13, 2026Arrived	Dulles	Newark	Sep 14, 2026, 02:56 UTC	231
Sep 13, 2026Arrived	Atlanta	Dulles	Sep 13, 2026, 20:14 UTC	7
Sep 12, 2026Arrived	Atlanta	Dulles	Sep 12, 2026, 20:23 UTC	4
Sep 11, 2026Arrived	Dulles	Newark	Sep 11, 2026, 23:05 UTC	0
Sep 11, 2026Arrived	Atlanta	Dulles	Sep 11, 2026, 20:01 UTC	-17
Sep 10, 2026Arrived	Dulles	Newark	Sep 10, 2026, 23:05 UTC	0
Sep 10, 2026Arrived	Atlanta	Dulles	Sep 10, 2026, 20:02 UTC	-16
Sep 9, 2026Arrived	Dulles	Newark	Sep 9, 2026, 23:41 UTC	36
Sep 9, 2026Arrived	Atlanta	Dulles	Sep 9, 2026, 20:13 UTC	-5
Sep 8, 2026Arrived	Dulles	Newark	Sep 8, 2026, 22:59 UTC	-6
Sep 8, 2026Arrived	Atlanta	Dulles	Sep 8, 2026, 20:05 UTC	-13
Sep 7, 2026Arrived	Dulles	Newark	Sep 7, 2026, 23:01 UTC	-4
Sep 7, 2026Arrived	Atlanta	Dulles	Sep 7, 2026, 20:03 UTC	-15
Sep 6, 2026Arrived	Dulles	Newark	Sep 6, 2026, 23:15 UTC	10
Sep 6, 2026Arrived	Atlanta	Dulles	Sep 6, 2026, 20:07 UTC	-12
Sep 5, 2026Arrived	Atlanta	Dulles	Sep 5, 2026, 20:23 UTC	0
Sep 4, 2026Arrived	Dulles	Newark	Sep 5, 2026, 03:51 UTC	276
Sep 4, 2026Arrived	Atlanta	Dulles	Sep 5, 2026, 00:16 UTC	232
Sep 3, 2026Arrived	Dulles	Newark	Sep 3, 2026, 23:46 UTC	31
Sep 3, 2026Arrived	Atlanta	Dulles	Sep 3, 2026, 20:01 UTC	-22
Sep 2, 2026Arrived	Dulles	Newark	Sep 2, 2026, 23:58 UTC	43
Sep 2, 2026Arrived	Atlanta	Dulles	Sep 2, 2026, 22:53 UTC	149
Sep 1, 2026Arrived	Atlanta	Dulles	Sep 1, 2026, 20:02 UTC	-21
Aug 31, 2026Arrived	Dulles	Newark	Aug 31, 2026, 23:35 UTC	20
Aug 31, 2026Arrived	Atlanta	Dulles	Aug 31, 2026, 21:17 UTC	53
Aug 30, 2026Arrived	Dulles	Newark	Aug 30, 2026, 23:50 UTC	35
Aug 30, 2026Arrived	Atlanta	Dulles	Aug 30, 2026, 21:02 UTC	38
Aug 29, 2026Arrived	Atlanta	Dulles	Aug 29, 2026, 20:03 UTC	-20
Aug 28, 2026Arrived	Dulles	Newark	Aug 28, 2026, 23:18 UTC	3
Aug 28, 2026Arrived	Atlanta	Dulles	Aug 28, 2026, 20:06 UTC	-17
Aug 27, 2026Arrived	Atlanta	Dulles	Aug 27, 2026, 20:18 UTC	-5
Aug 26, 2026Arrived	Dulles	Newark	Aug 26, 2026, 23:08 UTC	-6
Aug 26, 2026Arrived	Atlanta	Dulles	Aug 26, 2026, 20:06 UTC	-17
Aug 25, 2026Arrived	Dulles	Newark	Aug 25, 2026, 23:17 UTC	2
Aug 25, 2026Arrived	Atlanta	Dulles	Aug 25, 2026, 19:58 UTC	-25