Flight Status & Tracker

UAL3851

UNITED AIRLINES INC · ANC → DEN · Last tracked Oct 19, 2026

UAL3851 is a flight number operated by UNITED AIRLINES INC between Ted Stevens Anchorage International Airport (PANC) and Denver International Airport (KDEN). SkyMeter last tracked UAL3851 on October 19, 2026. The flight is most often flown by a AIRBUS Airbus A320. Typical block time is 1h 45m. SkyMeter has observed 10 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
10
last 90 days
⏱
AVG DURATION
1h 45m
tracked time
📅
SERVICE PERIOD
6/2/2025 → 10/19/2026
first → last seen
🗺
ROUTES / TYPES
10 / 7
city pairs · airframes
⚠
INCIDENT RATE
10.0%
1 flagged

Routes flown

By count · last 90 days

8
PANC → KDEN
1
avg 5h 3m · Ted Stevens Anchorage → Denver
EIDW → EINN
1
avg 41m · Dublin → Shannon
KLGA → KTPA
1
avg 3h 15m · La Guardia → Tampa
KMSY → KMCO
1
avg 1h 39m · Louis Armstrong New Orleans → Orlando
KGSO → KIAD
1
avg 50m · Piedmont Triad → Washington Dulles
KIAD → KPNS
1
avg 2h 8m · Washington Dulles → Pensacola
KBWI → KIAD
1
avg 47m · Baltimore/Washington International Thurgood Marshall → Washington Dulles
KMLB → KMCO
1
avg 26m · Melbourne → Orlando

Aircraft types

Equipment used on this number

7
A320 AIRBUS Airbus A320
3
B739 BOEING Boeing 737-900
3
B752 BOEING Boeing 757-200
2
B38M BOEING Boeing 737 MAX 8
1
A319 AIRBUS Airbus A319
1
B738 BOEING Boeing 737-800
1
B764 BOEING Boeing 767-400
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 UAL3851

30
N79402BOEING Boeing 737-900
→
10/19/2026
1h 39m
No alerts
Replay Analysis
N37278BOEING Boeing 737 MAX 8
→
10/18/2026
5h 3m
No alerts
Replay Analysis
N479UAAIRBUS Airbus A320
→
10/16/2026
1h 45m
No alerts
Replay Analysis
N479UAAIRBUS Airbus A320
→
10/16/2026
15m
No alerts
Replay Analysis
N479UAAIRBUS Airbus A320
→
10/16/2026
2h 0m
No alerts
Replay Analysis
N14118BOEING Boeing 757-200
→
10/14/2026
41m
△ Low approach-stability score
Replay Analysis
N77066BOEING Boeing 767-400
→
10/8/2026
50m
No alerts
Replay Analysis
N36469BOEING Boeing 737-900
→
9/16/2026
26m
No alerts
Replay Analysis
N21108BOEING Boeing 757-200
→
9/2/2026
2h 7m
No alerts
Replay Analysis
N839UAAIRBUS Airbus A319
→
8/29/2026
42m
No alerts
Replay Analysis
N72405BOEING Boeing 737-900
→
8/13/2026
46m
No alerts
Replay Analysis
N14240BOEING Boeing 737-800
→
7/22/2026
3h 14m
No alerts
Replay Analysis
N467UAAIRBUS Airbus A320
→
7/9/2026
1h 55m
No alerts
Replay Analysis
N875UAAIRBUS Airbus A319
→
6/29/2026
1h 44m
No alerts
Replay Analysis
N68834BOEING Boeing 737-900
→
6/11/2026
21m
No alerts
Replay Analysis
N12216BOEING Boeing 737-800
→
5/21/2026
47m
No alerts
Replay Analysis
N12216BOEING Boeing 737-800
→
5/20/2026
3h 42m
No alerts
Replay Analysis
N12216BOEING Boeing 737-800
→
5/20/2026
4h 29m
No alerts
Replay Analysis
N64844BOEING Boeing 737-900
→
4/21/2026
2h 13m
No alerts
Replay Analysis
N19141BOEING Boeing 757-200
→
3/20/2026
1h 30m
No alerts
Replay Analysis
N19141BOEING Boeing 757-200
→
3/19/2026
1h 35m
No alerts
Replay Analysis
N19141BOEING Boeing 757-200
→
3/19/2026
3h 6m
No alerts
Replay Analysis
N16234BOEING Boeing 737-800
→
2/25/2026
1h 9m
No alerts
Replay Analysis
N37504BOEING Boeing 737 MAX 9
→
2/15/2026
2h 6m
No alerts
Replay Analysis
N37504BOEING Boeing 737 MAX 9
→
2/15/2026
2h 6m
No alerts
Replay Analysis
N68453BOEING Boeing 737-900
→
1/22/2026
1h 35m
No alerts
Replay Analysis
N477UAAIRBUS Airbus A320
→
12/29/2025
1h 6m
No alerts
Replay Analysis
N477UAAIRBUS Airbus A320
→
12/29/2025
1h 6m
No alerts
Replay Analysis
N77261BOEING Boeing 737-800
→
12/10/2025
32m
No alerts
Replay Analysis
N23721BOEING Boeing 737-700
→
11/20/2025
2h 7m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window