UAL1520

UNITED AIRLINES INC · MCO → DEN

UAL1520 is operated by UNITED AIRLINES INC between Orlando International Airport (KMCO) and Denver International Airport (KDEN). The flight is most often flown by a BOEING Boeing 737-900. Typical block time is 3h 14m. SkyMeter has observed 30 legs of this flight number via ADS-B.

✈
FLIGHTS
30
last 90 days
⏱
AVG DURATION
3h 14m
tracked time
📅
SERVICE PERIOD
04/17/2026 → 06/03/2026
first → last seen
🗺
ROUTES / TYPES
4 / 4
city pairs · airframes
⚠
INCIDENT RATE
3.3%
1 flagged

Routes flown

By count · last 90 days

3
KMCO → KDEN
19
avg 3h 38m · Orlando → Denver
KEWR → KMCO
9
avg 2h 22m · Newark Liberty → Orlando
US-0504 → KDEN
1
avg 3h 54m · Orlando VA Medical Center Heliport → Denver

Aircraft types

Equipment used on this number

4
B739 BOEING Boeing 737-900
17
A21N AIRBUS Airbus A321 Neo
11
B738 BOEING Boeing 737-800
1
B39M BOEING Boeing 737 MAX 9
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 UAL1520

30
N78448BOEING Boeing 737-900
→
06/03/2026
3h 17m
No alerts
Replay Analysis
N75432BOEING Boeing 737-900
→
06/02/2026
3h 35m
No alerts
Replay Analysis
N38446BOEING Boeing 737-900
→
06/01/2026
4h 31m
No alerts
Replay Analysis
N54558AIRBUS Airbus A321 Neo
→
05/31/2026
3h 34m
No alerts
Replay Analysis
N68811BOEING Boeing 737-900
→
05/29/2026
2h 55m
No alerts
Replay Analysis
N28457BOEING Boeing 737-900
→
05/28/2026
3h 15m
△ Unstable
Replay Analysis
N37420BOEING Boeing 737-900
→
05/26/2026
3h 29m
No alerts
Replay Analysis
N69847BOEING Boeing 737-900
→
05/25/2026
3h 28m
No alerts
Replay Analysis
N37437BOEING Boeing 737-900
→
05/24/2026
3h 22m
No alerts
Replay Analysis
N37474BOEING Boeing 737-900
→
05/23/2026
3h 31m
No alerts
Replay Analysis
N24202BOEING Boeing 737-800
→
05/21/2026
3h 28m
No alerts
Replay Analysis
N44550AIRBUS Airbus A321 Neo
→
05/20/2026
3h 32m
No alerts
Replay Analysis
N14511AIRBUS Airbus A321 Neo
→
05/18/2026
3h 36m
No alerts
Replay Analysis
N37466BOEING Boeing 737-900
→
05/18/2026
2h 20m
No alerts
Replay Analysis
N14564AIRBUS Airbus A321 Neo
→
05/17/2026
3h 54m
No alerts
Replay Analysis
N36469BOEING Boeing 737-900
→
05/17/2026
2h 8m
No alerts
Replay Analysis
N14528AIRBUS Airbus A321 Neo
→
04/25/2026
3h 43m
No alerts
Replay Analysis
N68891BOEING Boeing 737-900
→
04/25/2026
2h 16m
No alerts
Replay Analysis
N14527AIRBUS Airbus A321 Neo
→
04/23/2026
3h 28m
No alerts
Replay Analysis
N67846BOEING Boeing 737-900
→
04/23/2026
2h 23m
No alerts
Replay Analysis
N24513AIRBUS Airbus A321 Neo
→
04/21/2026
3h 36m
No alerts
Replay Analysis
N17443BOEING Boeing 737 MAX 9
→
04/21/2026
2h 9m
No alerts
Replay Analysis
N34551AIRBUS Airbus A321 Neo
→
04/20/2026
3h 45m
No alerts
Replay Analysis
N69838BOEING Boeing 737-900
→
04/20/2026
2h 40m
No alerts
Replay Analysis
N14530AIRBUS Airbus A321 Neo
→
04/19/2026
4h 0m
No alerts
Replay Analysis
N75428BOEING Boeing 737-900
→
04/19/2026
2h 36m
No alerts
Replay Analysis
N14503AIRBUS Airbus A321 Neo
→
04/18/2026
3h 42m
No alerts
Replay Analysis
N68452BOEING Boeing 737-900
→
04/18/2026
2h 14m
No alerts
Replay Analysis
N24519AIRBUS Airbus A321 Neo
→
04/17/2026
4h 0m
No alerts
Replay Analysis
N47414BOEING Boeing 737-900
→
04/17/2026
2h 28m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window