Flight Status & Tracker

UAL1233

UNITED AIRLINES INC · DEN → EWR · Last tracked Oct 22, 2026

UAL1233 is a flight number operated by UNITED AIRLINES INC between Denver International Airport (KDEN) and Newark Liberty International Airport (KEWR). SkyMeter last tracked UAL1233 on October 22, 2026. The flight is most often flown by a AIRBUS Airbus A321 Neo. Typical block time is 2h 41m. SkyMeter has observed 120 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
120
last 90 days
⏱
AVG DURATION
2h 41m
tracked time
📅
SERVICE PERIOD
5/27/2025 → 10/22/2026
first → last seen
🗺
ROUTES / TYPES
17 / 7
city pairs · airframes
⚠
INCIDENT RATE
1.7%
2 flagged

Routes flown

By count · last 90 days

10
KDEN → KEWR
61
avg 3h 34m · Denver → Newark Liberty
KFAR → KDEN
20
avg 1h 45m · Hector → Denver
KEWR → KRDU
9
avg 1h 27m · Newark Liberty → Raleigh Durham
KDEN → KTEB
1
avg 3h 53m · Denver → Teterboro
KRIC → KEWR
1
avg 1h 7m · Richmond → Newark Liberty
KSYR → KEWR
1
avg 49m · Syracuse Hancock → Newark Liberty
KDEN → KSYR
1
avg 3h 42m · Denver → Syracuse Hancock
CT35 → KEWR
1
avg 45m · Hamilton Standard Heliport → Newark Liberty
KDEN → KRIC
1
avg 3h 56m · Denver → Richmond
KCLE → KEWR
1
avg 1h 8m · Cleveland Hopkins → Newark Liberty

Aircraft types

Equipment used on this number

7
A21N AIRBUS Airbus A321 Neo
69
A320 AIRBUS Airbus A320
21
A319 AIRBUS Airbus A319
15
B739 BOEING Boeing 737-900
9
B39M BOEING Boeing 737 MAX 9
3
ST75 ST75
2
B738 BOEING Boeing 737-800
1

Safety profile

Flagged flights · last 90 days

Go-arounds
0
Unstable approach
2
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 UAL1233

30
N14533AIRBUS Airbus A321 Neo
→
10/22/2026
3h 35m
No alerts
Replay Analysis
N454UAAIRBUS Airbus A320
→
10/22/2026
1h 49m
No alerts
Replay Analysis
N44522AIRBUS Airbus A321 Neo
→
10/18/2026
3h 42m
No alerts
Replay Analysis
N453UAAIRBUS Airbus A320
→
10/18/2026
1h 47m
No alerts
Replay Analysis
N14540AIRBUS Airbus A321 Neo
→
10/17/2026
3h 33m
No alerts
Replay Analysis
N489UAAIRBUS Airbus A320
→
10/17/2026
1h 54m
No alerts
Replay Analysis
N14545AIRBUS Airbus A321 Neo
→
10/16/2026
4h 2m
No alerts
Replay Analysis
N494UAAIRBUS Airbus A320
→
10/16/2026
1h 37m
No alerts
Replay Analysis
N24513AIRBUS Airbus A321 Neo
→
10/15/2026
3h 15m
No alerts
Replay Analysis
N488UAAIRBUS Airbus A320
→
10/15/2026
1h 53m
No alerts
Replay Analysis
N1902UAIRBUS Airbus A320
→
10/12/2026
1h 40m
No alerts
Replay Analysis
N14557AIRBUS Airbus A321 Neo
→
10/11/2026
3h 43m
No alerts
Replay Analysis
N24513AIRBUS Airbus A321 Neo
→
10/10/2026
3h 34m
No alerts
Replay Analysis
N489UAAIRBUS Airbus A320
→
10/10/2026
1h 41m
No alerts
Replay Analysis
N14565AIRBUS Airbus A321 Neo
→
10/9/2026
3h 33m
No alerts
Replay Analysis
N433UAAIRBUS Airbus A320
→
10/9/2026
1h 37m
No alerts
Replay Analysis
N54538AIRBUS Airbus A321 Neo
→
10/8/2026
4h 2m
No alerts
Replay Analysis
N464UAAIRBUS Airbus A320
→
10/8/2026
1h 44m
No alerts
Replay Analysis
N24514AIRBUS Airbus A321 Neo
→
10/7/2026
3h 24m
No alerts
Replay Analysis
N434UAAIRBUS Airbus A320
→
10/7/2026
1h 44m
No alerts
Replay Analysis
N14515AIRBUS Airbus A321 Neo
→
10/6/2026
3h 35m
No alerts
Replay Analysis
N455UAAIRBUS Airbus A320
→
10/6/2026
1h 45m
No alerts
Replay Analysis
N34535AIRBUS Airbus A321 Neo
→
10/5/2026
3h 26m
No alerts
Replay Analysis
N434UAAIRBUS Airbus A320
→
10/5/2026
1h 40m
No alerts
Replay Analysis
N54558AIRBUS Airbus A321 Neo
→
10/4/2026
3h 23m
No alerts
Replay Analysis
N442UAAIRBUS Airbus A320
→
10/4/2026
1h 44m
No alerts
Replay Analysis
N14569AIRBUS Airbus A321 Neo
→
10/3/2026
3h 23m
No alerts
Replay Analysis
N452UAAIRBUS Airbus A320
→
10/3/2026
1h 51m
No alerts
Replay Analysis
N453UAAIRBUS Airbus A320
→
10/2/2026
1h 40m
No alerts
Replay Analysis
N14548AIRBUS Airbus A321 Neo
→
10/1/2026
3h 28m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window