Flight Status & Tracker

UAL1831

UNITED AIRLINES INC · IAD → EWR · Last tracked Sep 26, 2026

UAL1831 is a flight number operated by UNITED AIRLINES INC between Washington Dulles International Airport (KIAD) and Newark Liberty International Airport (KEWR). SkyMeter last tracked UAL1831 on September 25, 2026. The flight is most often flown by a AIRBUS Airbus A319. Typical block time is 1h 22m. SkyMeter has observed 149 legs of this flight number via ADS-B.

SkyMeter tracks historical flight activity from ADS-B data — this is not a live gate-to-gate status feed.

✈
FLIGHTS
149
last 90 days
⏱
AVG DURATION
1h 22m
tracked time
📅
SERVICE PERIOD
5/27/2025 → 9/26/2026
first → last seen
🗺
ROUTES / TYPES
7 / 6
city pairs · airframes
⚠
INCIDENT RATE
0.7%
1 flagged

Routes flown

By count · last 90 days

5
KIAD → KEWR
56
avg 1h 14m · Washington Dulles → Newark Liberty
KATL → KIAD
43
avg 1h 39m · Hartsfield Jackson Atlanta → Washington Dulles
KATL → KPDK
1
avg 1h 40m · Hartsfield Jackson Atlanta → DeKalb Peachtree
KPHL → KIAD
1
avg 40m · Philadelphia → Washington Dulles
KATL → KPHL
1
avg 2h 32m · Hartsfield Jackson Atlanta → Philadelphia

Aircraft types

Equipment used on this number

6
A319 AIRBUS Airbus A319
99
B739 BOEING Boeing 737-900
22
B38M BOEING Boeing 737 MAX 8
20
B39M BOEING Boeing 737 MAX 9
16
A320 AIRBUS Airbus A320
7
B738 BOEING Boeing 737-800
1

Safety profile

Flagged flights · last 90 days

Go-arounds
0
Unstable approach
1
Rejected TO
0
Stall warnings
0
Overspeeds
0
Runway excursion
0
Counts represent flights with at least one occurrence of each flag, not the total event count. See /incidents for individual events.

Recent flights

Newest 30 operations of UAL1831

30
N77572BOEING Boeing 737 MAX 9
→
9/26/2026
1h 30m
No alerts
Replay Analysis
N802UAAIRBUS Airbus A319
→
9/25/2026
30m
No alerts
Replay Analysis
N802UAAIRBUS Airbus A319
→
9/25/2026
1h 0m
No alerts
Replay Analysis
N802UAAIRBUS Airbus A319
→
9/25/2026
30m
No alerts
Replay Analysis
N33264BOEING Boeing 737-800
→
9/24/2026
1h 29m
No alerts
Replay Analysis
N894UAAIRBUS Airbus A319
→
9/24/2026
52m
No alerts
Replay Analysis
N821UAAIRBUS Airbus A319
→
9/23/2026
1h 33m
No alerts
Replay Analysis
N439UAAIRBUS Airbus A320
→
9/23/2026
53m
No alerts
Replay Analysis
N69835BOEING Boeing 737-900
→
9/22/2026
1h 36m
No alerts
Replay Analysis
N817UAAIRBUS Airbus A319
→
9/21/2026
1h 51m
No alerts
Replay Analysis
N17347BOEING Boeing 737 MAX 8
→
9/20/2026
1h 45m
No alerts
Replay Analysis
N838UAAIRBUS Airbus A319
→
9/20/2026
1h 44m
No alerts
Replay Analysis
N818UAAIRBUS Airbus A319
→
9/19/2026
1h 32m
No alerts
Replay Analysis
N27290BOEING Boeing 737 MAX 8
→
9/19/2026
1h 40m
No alerts
Replay Analysis
N811UAAIRBUS Airbus A319
→
9/18/2026
1h 43m
No alerts
Replay Analysis
N804UAAIRBUS Airbus A319
→
9/17/2026
1h 44m
No alerts
Replay Analysis
N811UAAIRBUS Airbus A319
→
9/17/2026
37m
No alerts
Replay Analysis
N811UAAIRBUS Airbus A319
→
9/17/2026
1h 9m
No alerts
Replay Analysis
N811UAAIRBUS Airbus A319
→
9/17/2026
1h 47m
No alerts
Replay Analysis
N446UAAIRBUS Airbus A320
→
9/16/2026
1h 39m
↘ Diverted (inferred)
Replay Analysis
N811UAAIRBUS Airbus A319
→
9/15/2026
1h 40m
No alerts
Replay Analysis
N884UAAIRBUS Airbus A319
→
9/14/2026
1h 36m
No alerts
Replay Analysis
N894UAAIRBUS Airbus A319
→
9/14/2026
1h 30m
No alerts
Replay Analysis
N17373BOEING Boeing 737 MAX 8
→
9/14/2026
1h 18m
No alerts
Replay Analysis
N872UAAIRBUS Airbus A319
→
9/12/2026
1h 43m
No alerts
Replay Analysis
N17312BOEING Boeing 737 MAX 8
→
9/11/2026
1h 11m
No alerts
Replay Analysis
N842UAAIRBUS Airbus A319
→
9/11/2026
1h 34m
No alerts
Replay Analysis
N17328BOEING Boeing 737 MAX 8
→
9/10/2026
1h 20m
No alerts
Replay Analysis
N890UAAIRBUS Airbus A319
→
9/10/2026
1h 37m
No alerts
Replay Analysis
N806UAAIRBUS Airbus A319
→
9/9/2026
1h 31m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window