UAL1281

UNITED AIRLINES INC · DEN → SAN

UAL1281 is operated by UNITED AIRLINES INC between Denver International Airport (KDEN) and San Diego International Airport (KSAN). The flight is most often flown by a BOEING Boeing 737-900. Typical block time is 1h 56m. SkyMeter has observed 106 legs of this flight number via ADS-B.

✈
FLIGHTS
106
last 90 days
⏱
AVG DURATION
1h 56m
tracked time
📅
SERVICE PERIOD
5/27/2025 → 8/13/2026
first → last seen
🗺
ROUTES / TYPES
8 / 3
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

7
KDEN → KSAN
67
avg 2h 20m · Denver → San Diego
1CA6 → KSAN
6
avg 9m · On the Rocks → San Diego
US-1727 → KSAN
4
avg 7m · Rancho del Otay Airfield → San Diego
54CA → KSAN
2
avg 5m · Paradise Valley Hospital Heliport → San Diego
KDEN → KNRS
1
avg 2h 27m · Denver → Naval Outlying Field Imperial Beach (Ream Field)
8CA9 → KSAN
1
avg 5m · Kgtv-10 Parking Lot Heliport → San Diego
0CL3 → KSAN
1
avg 11m · John Nichol's Field → San Diego

Aircraft types

Equipment used on this number

3
B739 BOEING Boeing 737-900
212
B39M BOEING Boeing 737 MAX 9
12
B738 BOEING Boeing 737-800
8

Safety profile

Flagged flights · last 90 days

Go-arounds
0
Unstable approach
0
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 UAL1281

30
N68822BOEING Boeing 737-900
→
8/13/2026
1h 51m
No alerts
Replay Analysis
N68822BOEING Boeing 737-900
→
8/11/2026
2h 9m
No alerts
Replay Analysis
N39450BOEING Boeing 737-900
→
8/11/2026
1h 8m
No alerts
Replay Analysis
N39450BOEING Boeing 737-900
→
8/10/2026
2h 50m
No alerts
Replay Analysis
N39450BOEING Boeing 737-900
→
8/10/2026
1h 24m
No alerts
Replay Analysis
N61886BOEING Boeing 737-900
→
8/10/2026
1h 24m
No alerts
Replay Analysis
N61886BOEING Boeing 737-900
→
8/9/2026
2h 29m
No alerts
Replay Analysis
N61886BOEING Boeing 737-900
→
8/9/2026
1h 4m
No alerts
Replay Analysis
N69838BOEING Boeing 737-900
→
8/9/2026
47m
No alerts
Replay Analysis
N69838BOEING Boeing 737-900
→
8/8/2026
1h 34m
No alerts
Replay Analysis
N69838BOEING Boeing 737-900
→
8/8/2026
2h 22m
No alerts
Replay Analysis
N66848BOEING Boeing 737-900
→
8/8/2026
12m
No alerts
Replay Analysis
N66848BOEING Boeing 737-900
→
8/7/2026
2h 4m
No alerts
Replay Analysis
N66848BOEING Boeing 737-900
→
8/7/2026
2h 17m
No alerts
Replay Analysis
N39416BOEING Boeing 737-900
→
8/7/2026
1h 0m
No alerts
Replay Analysis
N39416BOEING Boeing 737-900
→
8/6/2026
1h 8m
No alerts
Replay Analysis
N39416BOEING Boeing 737-900
→
8/6/2026
2h 9m
No alerts
Replay Analysis
N37474BOEING Boeing 737-900
→
8/5/2026
1h 59m
No alerts
Replay Analysis
N69816BOEING Boeing 737-900
→
8/5/2026
33m
No alerts
Replay Analysis
N69816BOEING Boeing 737-900
→
8/4/2026
1h 56m
No alerts
Replay Analysis
N69816BOEING Boeing 737-900
→
8/4/2026
2h 29m
No alerts
Replay Analysis
N69839BOEING Boeing 737-900
→
8/4/2026
29m
No alerts
Replay Analysis
N69839BOEING Boeing 737-900
→
8/3/2026
1h 40m
No alerts
Replay Analysis
N69839BOEING Boeing 737-900
→
8/3/2026
2h 10m
No alerts
Replay Analysis
N37468BOEING Boeing 737-900
→
8/3/2026
15m
No alerts
Replay Analysis
N37468BOEING Boeing 737-900
→
8/2/2026
2h 7m
No alerts
Replay Analysis
N37468BOEING Boeing 737-900
→
8/2/2026
2h 23m
No alerts
Replay Analysis
N63890BOEING Boeing 737-900
→
8/1/2026
7m
No alerts
Replay Analysis
N63890BOEING Boeing 737-900
→
7/31/2026
2h 4m
No alerts
Replay Analysis
N62889BOEING Boeing 737-900
→
7/31/2026
1h 6m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window