Flight Status & Tracker

UAL3871

UNITED AIRLINES INC · MLB → EWR · Last tracked Sep 27, 2026

UAL3871 is a flight number operated by UNITED AIRLINES INC between Melbourne International Airport (KMLB) and Newark Liberty International Airport (KEWR). SkyMeter last tracked UAL3871 on September 27, 2026. The flight is most often flown by a BOEING Boeing 737-900. Typical block time is 2h 6m. SkyMeter has observed 21 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
21
last 90 days
⏱
AVG DURATION
2h 6m
tracked time
📅
SERVICE PERIOD
6/5/2025 → 9/27/2026
first → last seen
🗺
ROUTES / TYPES
18 / 7
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

10
KMLB → KEWR
3
avg 2h 13m · Melbourne → Newark Liberty
KIAB → KDEN
1
avg 1h 25m · Mc Connell Air Force Base → Denver
KIAB → KRIC
1
avg 2h 47m · Mc Connell Air Force Base → Richmond
KORD → KLCQ
1
avg 1h 49m · Chicago O'Hare → Lake City Gateway
KORD → KIAB
1
avg 1h 21m · Chicago O'Hare → Mc Connell Air Force Base
KIAD → KMLB
1
avg 2h 7m · Washington Dulles → Melbourne
KRFD → KCLE
1
avg 1h 3m · Chicago Rockford → Cleveland Hopkins
KIAD → KMCO
1
avg 2h 18m · Washington Dulles → Orlando
KMLB → KIAD
1
avg 1h 49m · Melbourne → Washington Dulles
KMCO → KEWR
1
avg 2h 14m · Orlando → Newark Liberty

Aircraft types

Equipment used on this number

7
B739 BOEING Boeing 737-900
6
B737 BOEING Boeing 737-700
4
A21N AIRBUS Airbus A321 Neo
3
B738 BOEING Boeing 737-800
3
B38M BOEING Boeing 737 MAX 8
2
B39M BOEING Boeing 737 MAX 9
2
B789 BOEING Boeing 787-9 Dreamliner
1

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 UAL3871

30
N37513BOEING Boeing 737 MAX 9
→
9/27/2026
2h 7m
No alerts
Replay Analysis
N37465BOEING Boeing 737-900
→
9/25/2026
1h 17m
No alerts
Replay Analysis
N14231BOEING Boeing 737-800
→
9/23/2026
1h 2m
No alerts
Replay Analysis
N37415BOEING Boeing 737 MAX 9
→
9/21/2026
30m
No alerts
Replay Analysis
N68834BOEING Boeing 737-900
→
9/15/2026
2h 9m
No alerts
Replay Analysis
N78438BOEING Boeing 737-900
→
8/27/2026
1h 20m
No alerts
Replay Analysis
N78438BOEING Boeing 737-900
→
8/27/2026
16m
No alerts
Replay Analysis
N76515BOEING Boeing 737-800
→
8/24/2026
1h 24m
No alerts
Replay Analysis
N13718BOEING Boeing 737-700
→
8/22/2026
2h 18m
No alerts
Replay Analysis
N17326BOEING Boeing 737 MAX 8
→
8/19/2026
2h 1m
No alerts
Replay Analysis
N33266BOEING Boeing 737-800
→
8/16/2026
1h 15m
No alerts
Replay Analysis
N29978BOEING Boeing 787-9 Dreamliner
→
8/11/2026
10h 39m
No alerts
Replay Analysis
N14563AIRBUS Airbus A321 Neo
→
8/9/2026
2h 7m
No alerts
Replay Analysis
N39461BOEING Boeing 737-900
→
8/6/2026
30m
No alerts
Replay Analysis
N39461BOEING Boeing 737-900
→
8/6/2026
2h 46m
No alerts
Replay Analysis
N23707BOEING Boeing 737-700
→
7/31/2026
2h 9m
No alerts
Replay Analysis
N24508AIRBUS Airbus A321 Neo
→
7/27/2026
1h 48m
No alerts
Replay Analysis
N33714BOEING Boeing 737-700
→
7/14/2026
2h 24m
No alerts
Replay Analysis
N14509AIRBUS Airbus A321 Neo
→
7/10/2026
2h 7m
No alerts
Replay Analysis
N16713BOEING Boeing 737-700
→
7/7/2026
1h 49m
No alerts
Replay Analysis
N17285BOEING Boeing 737 MAX 8
→
7/2/2026
2h 14m
No alerts
Replay Analysis
N14518AIRBUS Airbus A321 Neo
→
6/23/2026
3h 33m
No alerts
Replay Analysis
N54543AIRBUS Airbus A321 Neo
→
6/19/2026
2h 45m
No alerts
Replay Analysis
N39297BOEING Boeing 737-800
→
6/16/2026
4h 42m
No alerts
Replay Analysis
N78285BOEING Boeing 737-800
→
6/15/2026
2h 21m
No alerts
Replay Analysis
N77431BOEING Boeing 737-900
→
6/13/2026
1h 17m
No alerts
Replay Analysis
N825UAAIRBUS Airbus A319
→
6/6/2026
1h 51m
No alerts
Replay Analysis
N30PXGULFSTREAM AEROSPACE Gulfstream G280
→
6/2/2026
11h 32m
No alerts
Replay Analysis
N75428BOEING Boeing 737-900
→
5/29/2026
2h 20m
No alerts
Replay Analysis
N492UAAIRBUS Airbus A320
→
5/23/2026
1h 25m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window