Flight Status & Tracker

UAL3891

UNITED AIRLINES INC · IAD → IAB · Last tracked Sep 24, 2026

UAL3891 is a flight number operated by UNITED AIRLINES INC between Washington Dulles International Airport (KIAD) and Mc Connell Air Force Base (KIAB). SkyMeter last tracked UAL3891 on September 24, 2026. The flight is most often flown by a AIRBUS Airbus A321 Neo. Typical block time is 2h 15m. SkyMeter has observed 18 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
18
last 90 days
⏱
AVG DURATION
2h 15m
tracked time
📅
SERVICE PERIOD
6/3/2025 → 9/24/2026
first → last seen
🗺
ROUTES / TYPES
17 / 7
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

10
KORD → KRFD
1
avg 23m · Chicago O'Hare → Chicago Rockford
KMLB → KIAH
1
avg 1h 51m · Melbourne → George Bush Intercontinental Houston
KAMA → KIAH
1
avg 1h 5m · Rick Husband Amarillo → George Bush Intercontinental Houston
KDEN → KPDX
1
avg 2h 29m · Denver → Portland
KIAD → KIAB
1
avg 2h 56m · Washington Dulles → Mc Connell Air Force Base
KIAB → KIAH
1
avg 1h 15m · Mc Connell Air Force Base → George Bush Intercontinental Houston
KORD → KMLB
1
avg 2h 51m · Chicago O'Hare → Melbourne
KEWR → KMLB
1
avg 2h 27m · Newark Liberty → Melbourne
KRFD → KCLE
1
avg 49m · Chicago Rockford → Cleveland Hopkins
86FL → KORD
1
avg 2h 10m · Lake Shore Hospital Heliport → Chicago O'Hare

Aircraft types

Equipment used on this number

7
A21N AIRBUS Airbus A321 Neo
7
B738 BOEING Boeing 737-800
5
B739 BOEING Boeing 737-900
4
B737 BOEING Boeing 737-700
3
B78X BOEING Boeing 787-10 Dreamliner
1
A319 AIRBUS Airbus A319
1
B39M BOEING Boeing 737 MAX 9
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 UAL3891

30
N37555BOEING Boeing 737 MAX 9
→
9/24/2026
2h 29m
No alerts
Replay Analysis
N33289BOEING Boeing 737-800
→
9/23/2026
1h 4m
No alerts
Replay Analysis
N14001BOEING Boeing 787-10 Dreamliner
→
9/19/2026
9h 33m
No alerts
Replay Analysis
N77536BOEING Boeing 737-800
→
9/14/2026
2h 34m
No alerts
Replay Analysis
N24519AIRBUS Airbus A321 Neo
→
9/5/2026
2h 9m
No alerts
Replay Analysis
N37468BOEING Boeing 737-900
→
8/26/2026
1h 14m
No alerts
Replay Analysis
N24526AIRBUS Airbus A321 Neo
→
8/18/2026
45m
No alerts
Replay Analysis
N24526AIRBUS Airbus A321 Neo
→
8/18/2026
2h 17m
No alerts
Replay Analysis
N24526AIRBUS Airbus A321 Neo
→
8/18/2026
1h 31m
No alerts
Replay Analysis
N14540AIRBUS Airbus A321 Neo
→
8/15/2026
1h 51m
No alerts
Replay Analysis
N16709BOEING Boeing 737-700
→
8/14/2026
2h 35m
No alerts
Replay Analysis
N16709BOEING Boeing 737-700
→
8/14/2026
34m
No alerts
Replay Analysis
N16709BOEING Boeing 737-700
→
8/14/2026
3h 10m
No alerts
Replay Analysis
N39418BOEING Boeing 737-900
→
8/11/2026
1h 15m
No alerts
Replay Analysis
N14563AIRBUS Airbus A321 Neo
→
8/6/2026
2h 50m
No alerts
Replay Analysis
N67815BOEING Boeing 737-900
→
8/4/2026
1h 15m
No alerts
Replay Analysis
N17233BOEING Boeing 737-800
→
8/1/2026
23m
No alerts
Replay Analysis
N39475BOEING Boeing 737-900
→
7/28/2026
2h 56m
No alerts
Replay Analysis
N845UAAIRBUS Airbus A319
→
7/26/2026
1h 37m
No alerts
Replay Analysis
N36247BOEING Boeing 737-800
→
7/20/2026
48m
No alerts
Replay Analysis
N73299BOEING Boeing 737-800
→
7/14/2026
34m
No alerts
Replay Analysis
N34547AIRBUS Airbus A321 Neo
→
7/9/2026
2h 27m
No alerts
Replay Analysis
N14569AIRBUS Airbus A321 Neo
→
6/29/2026
3h 28m
No alerts
Replay Analysis
N66814BOEING Boeing 737-900
→
6/26/2026
1h 48m
No alerts
Replay Analysis
N825UAAIRBUS Airbus A319
→
6/22/2026
4h 12m
No alerts
Replay Analysis
N39728BOEING Boeing 737-700
→
6/16/2026
2h 11m
No alerts
Replay Analysis
N16234BOEING Boeing 737-800
→
6/14/2026
32m
No alerts
Replay Analysis
N34282BOEING Boeing 737-800
→
6/10/2026
57m
No alerts
Replay Analysis
N34282BOEING Boeing 737-800
→
6/10/2026
1h 17m
No alerts
Replay Analysis
N34282BOEING Boeing 737-800
→
6/10/2026
19m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window