UAL1233

UNITED AIRLINES INC · DEN → EWR

UAL1233 is operated by UNITED AIRLINES INC between Denver International Airport (KDEN) and Newark Liberty International Airport (KEWR). The flight is most often flown by a AIRBUS Airbus A321 Neo. Typical block time is 2h 47m. SkyMeter has observed 158 legs of this flight number via ADS-B.

✈
FLIGHTS
158
last 90 days
⏱
AVG DURATION
2h 47m
tracked time
📅
SERVICE PERIOD
05/27/2025 → 07/19/2026
first → last seen
🗺
ROUTES / TYPES
14 / 4
city pairs · airframes
⚠
INCIDENT RATE
2.5%
4 flagged

Routes flown

By count · last 90 days

10
KDEN → KEWR
74
avg 3h 31m · Denver → Newark Liberty
KSFO → KDEN
32
avg 2h 35m · San Francisco → Denver
KEWR → KRDU
15
avg 1h 24m · Newark Liberty → Raleigh Durham
KEWR → KFLL
8
avg 2h 49m · Newark Liberty → Fort Lauderdale Hollywood
KHAF → KDEN
2
avg 2h 36m · Half Moon Bay → Denver
KORD → KEWR
1
avg 1h 44m · Chicago O'Hare → Newark Liberty
KSYR → KEWR
1
avg 1h 3m · Syracuse Hancock → Newark Liberty
KOAK → KDEN
1
avg 2h 40m · Metropolitan Oakland → Denver
KDEN → KSYR
1
avg 4h 1m · Denver → Syracuse Hancock
IS23 → KORD
1
avg 21m · Turner Seaplane Base → Chicago O'Hare

Aircraft types

Equipment used on this number

4
A21N AIRBUS Airbus A321 Neo
88
B39M BOEING Boeing 737 MAX 9
54
A319 AIRBUS Airbus A319
28
B752 BOEING Boeing 757-200
1

Safety profile

Flagged flights · last 90 days

Go-arounds
0
Unstable approach
4
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
N14544AIRBUS Airbus A321 Neo
→
07/19/2026
3h 45m
No alerts
Replay Analysis
N14549AIRBUS Airbus A321 Neo
→
07/19/2026
1h 43m
No alerts
Replay Analysis
N14549AIRBUS Airbus A321 Neo
→
07/19/2026
20m
No alerts
Replay Analysis
N14549AIRBUS Airbus A321 Neo
→
07/18/2026
2h 46m
No alerts
Replay Analysis
N14549AIRBUS Airbus A321 Neo
→
07/18/2026
13m
No alerts
Replay Analysis
N14563AIRBUS Airbus A321 Neo
→
07/17/2026
3h 38m
No alerts
Replay Analysis
N826UAAIRBUS Airbus A319
→
07/17/2026
1h 14m
No alerts
Replay Analysis
N14511AIRBUS Airbus A321 Neo
→
07/16/2026
3h 34m
No alerts
Replay Analysis
N24555AIRBUS Airbus A321 Neo
→
07/16/2026
42m
No alerts
Replay Analysis
N24555AIRBUS Airbus A321 Neo
→
07/15/2026
1h 3m
No alerts
Replay Analysis
N24555AIRBUS Airbus A321 Neo
→
07/15/2026
20m
No alerts
Replay Analysis
N24555AIRBUS Airbus A321 Neo
→
07/15/2026
4h 1m
No alerts
Replay Analysis
N834UAAIRBUS Airbus A319
→
07/15/2026
46m
No alerts
Replay Analysis
N834UAAIRBUS Airbus A319
→
07/14/2026
1h 23m
No alerts
Replay Analysis
N834UAAIRBUS Airbus A319
→
07/14/2026
36m
No alerts
Replay Analysis
N24537AIRBUS Airbus A321 Neo
→
07/14/2026
3h 44m
No alerts
Replay Analysis
N850UAAIRBUS Airbus A319
→
07/14/2026
1h 6m
No alerts
Replay Analysis
N44522AIRBUS Airbus A321 Neo
→
07/13/2026
3h 41m
No alerts
Replay Analysis
N834UAAIRBUS Airbus A319
→
07/13/2026
1h 27m
No alerts
Replay Analysis
N37537BOEING Boeing 737 MAX 9
→
07/12/2026
3h 43m
No alerts
Replay Analysis
N14563AIRBUS Airbus A321 Neo
→
07/11/2026
3h 40m
No alerts
Replay Analysis
N807UAAIRBUS Airbus A319
→
07/11/2026
1h 15m
No alerts
Replay Analysis
N807UAAIRBUS Airbus A319
→
07/10/2026
44m
No alerts
Replay Analysis
N807UAAIRBUS Airbus A319
→
07/10/2026
2h 0m
No alerts
Replay Analysis
N14566AIRBUS Airbus A321 Neo
→
07/10/2026
4h 2m
No alerts
Replay Analysis
N818UAAIRBUS Airbus A319
→
07/10/2026
1h 30m
No alerts
Replay Analysis
N14546
→
07/09/2026
3h 38m
No alerts
Replay Analysis
N14546
→
07/09/2026
12m
No alerts
Replay Analysis
N818UAAIRBUS Airbus A319
→
07/09/2026
1h 11m
No alerts
Replay Analysis
N818UAAIRBUS Airbus A319
→
07/08/2026
1h 46m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window