UAL1263

UNITED AIRLINES INC · ONT → DEN

UAL1263 is operated by UNITED AIRLINES INC between Ontario International Airport (KONT) and Denver International Airport (KDEN). The flight is most often flown by a BOEING Boeing 737 MAX 9. Typical block time is 1h 58m. SkyMeter has observed 95 legs of this flight number via ADS-B.

✈
FLIGHTS
95
last 90 days
⏱
AVG DURATION
1h 58m
tracked time
📅
SERVICE PERIOD
05/27/2025 → 08/18/2026
first → last seen
🗺
ROUTES / TYPES
7 / 3
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

5
KONT → KDEN
49
avg 2h 8m · Ontario → Denver
22CD → KDEN
1
avg 13m · Platte Valley Medical Center Heliport → Denver
KONT → KCNO
1
avg 2h 5m · Ontario → Chino
KABQ → KDEN
1
avg 1h 34m · Albuquerque International Sunport → Denver
KAJO → KDEN
1
avg 2h 21m · Corona → Denver

Aircraft types

Equipment used on this number

3
B39M BOEING Boeing 737 MAX 9
87
B738 BOEING Boeing 737-800
7
B739 BOEING Boeing 737-900
7

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 UAL1263

30
N17443BOEING Boeing 737 MAX 9
→
08/18/2026
1h 54m
No alerts
Replay Analysis
N77559BOEING Boeing 737 MAX 9
→
08/17/2026
1h 58m
No alerts
Replay Analysis
N37449BOEING Boeing 737 MAX 9
→
08/16/2026
2h 2m
No alerts
Replay Analysis
N17458BOEING Boeing 737 MAX 9
→
08/16/2026
1h 29m
No alerts
Replay Analysis
N17458BOEING Boeing 737 MAX 9
→
08/15/2026
28m
No alerts
Replay Analysis
N17458BOEING Boeing 737 MAX 9
→
08/15/2026
1h 58m
No alerts
Replay Analysis
N77580BOEING Boeing 737 MAX 9
→
08/15/2026
1h 33m
No alerts
Replay Analysis
N77580BOEING Boeing 737 MAX 9
→
08/14/2026
3h 19m
No alerts
Replay Analysis
N37561BOEING Boeing 737 MAX 9
→
08/13/2026
2h 3m
No alerts
Replay Analysis
N37510BOEING Boeing 737 MAX 9
→
08/11/2026
2h 6m
No alerts
Replay Analysis
N77584BOEING Boeing 737 MAX 9
→
08/10/2026
1h 52m
No alerts
Replay Analysis
N73251BOEING Boeing 737-800
→
08/09/2026
1h 56m
No alerts
Replay Analysis
N17437BOEING Boeing 737 MAX 9
→
08/08/2026
1h 45m
No alerts
Replay Analysis
N77558BOEING Boeing 737 MAX 9
→
08/07/2026
1h 55m
No alerts
Replay Analysis
N76505BOEING Boeing 737-800
→
08/06/2026
2h 3m
No alerts
Replay Analysis
N27419BOEING Boeing 737 MAX 9
→
08/05/2026
1h 50m
No alerts
Replay Analysis
N17460BOEING Boeing 737 MAX 9
→
08/04/2026
1h 51m
No alerts
Replay Analysis
N17444BOEING Boeing 737 MAX 9
→
08/03/2026
1h 53m
No alerts
Replay Analysis
N47453BOEING Boeing 737 MAX 9
→
08/02/2026
14m
No alerts
Replay Analysis
N47453BOEING Boeing 737 MAX 9
→
08/02/2026
1h 50m
No alerts
Replay Analysis
N37440BOEING Boeing 737 MAX 9
→
07/31/2026
2h 5m
No alerts
Replay Analysis
N17430BOEING Boeing 737 MAX 9
→
07/30/2026
2h 7m
No alerts
Replay Analysis
N17408BOEING Boeing 737 MAX 9
→
07/30/2026
1h 59m
No alerts
Replay Analysis
N17425BOEING Boeing 737 MAX 9
→
07/29/2026
13m
No alerts
Replay Analysis
N17425BOEING Boeing 737 MAX 9
→
07/28/2026
1h 47m
No alerts
Replay Analysis
N27503BOEING Boeing 737 MAX 9
→
07/27/2026
2h 2m
No alerts
Replay Analysis
N27503BOEING Boeing 737 MAX 9
→
07/27/2026
12m
No alerts
Replay Analysis
N27503BOEING Boeing 737 MAX 9
→
07/26/2026
2h 35m
No alerts
Replay Analysis
N27503BOEING Boeing 737 MAX 9
→
07/26/2026
27m
No alerts
Replay Analysis
N17407BOEING Boeing 737 MAX 9
→
07/25/2026
2h 9m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window