Flight Status & Tracker

UAL1821

UNITED AIRLINES INC · ORD → LGA · Last tracked Oct 18, 2026

UAL1821 is a flight number operated by UNITED AIRLINES INC between Chicago O'Hare International Airport (KORD) and La Guardia Airport (KLGA). SkyMeter last tracked UAL1821 on October 18, 2026. The flight is most often flown by a BOEING Boeing 737-800. Typical block time is 1h 38m. SkyMeter has observed 85 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
85
last 90 days
⏱
AVG DURATION
1h 38m
tracked time
📅
SERVICE PERIOD
5/27/2025 → 10/18/2026
first → last seen
🗺
ROUTES / TYPES
5 / 3
city pairs · airframes
⚠
INCIDENT RATE
5.9%
5 flagged

Routes flown

By count · last 90 days

4
KORD → KLGA
59
avg 1h 56m · Chicago O'Hare → La Guardia
JRA → KLGA
1
avg 11m · West 30th St. Heliport → La Guardia
KORD → KIAD
1
avg 2h 39m · Chicago O'Hare → Washington Dulles
KIAD → KLGA
1
avg 58m · Washington Dulles → La Guardia

Aircraft types

Equipment used on this number

3
B738 BOEING Boeing 737-800
84
B38M BOEING Boeing 737 MAX 8
4
B39M BOEING Boeing 737 MAX 9
1

Safety profile

Flagged flights · last 90 days

Go-arounds
0
Unstable approach
5
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 UAL1821

30
N77538BOEING Boeing 737-800
→
10/18/2026
1h 42m
No alerts
Replay Analysis
N14219BOEING Boeing 737-800
→
10/17/2026
1h 44m
No alerts
Replay Analysis
N34222BOEING Boeing 737-800
→
10/16/2026
2h 7m
No alerts
Replay Analysis
N76516BOEING Boeing 737-800
→
10/15/2026
1h 59m
No alerts
Replay Analysis
N25201BOEING Boeing 737-800
→
10/10/2026
2h 8m
No alerts
Replay Analysis
N76503BOEING Boeing 737-800
→
10/9/2026
1h 41m
△ Low approach-stability score
Replay Analysis
N35271BOEING Boeing 737-800
→
10/8/2026
2h 5m
No alerts
Replay Analysis
N77520BOEING Boeing 737-800
→
10/7/2026
1h 44m
No alerts
Replay Analysis
N77536BOEING Boeing 737-800
→
10/6/2026
1h 41m
No alerts
Replay Analysis
N27239BOEING Boeing 737-800
→
10/5/2026
1h 51m
△ Low approach-stability score
Replay Analysis
N73256BOEING Boeing 737-800
→
10/4/2026
1h 39m
No alerts
Replay Analysis
N76528BOEING Boeing 737-800
→
10/3/2026
1h 41m
No alerts
Replay Analysis
N77537BOEING Boeing 737-800
→
10/2/2026
1h 50m
No alerts
Replay Analysis
N24224BOEING Boeing 737-800
→
10/1/2026
1h 43m
No alerts
Replay Analysis
N73270BOEING Boeing 737-800
→
9/30/2026
1h 43m
No alerts
Replay Analysis
N14250BOEING Boeing 737-800
→
9/29/2026
1h 51m
No alerts
Replay Analysis
N33292BOEING Boeing 737-800
→
9/28/2026
2h 22m
No alerts
Replay Analysis
N76502BOEING Boeing 737-800
→
9/24/2026
2h 10m
No alerts
Replay Analysis
N77538BOEING Boeing 737-800
→
9/23/2026
1h 55m
No alerts
Replay Analysis
N33292BOEING Boeing 737-800
→
9/22/2026
2h 38m
No alerts
Replay Analysis
N37287BOEING Boeing 737-800
→
9/21/2026
2h 2m
No alerts
Replay Analysis
N37287BOEING Boeing 737-800
→
9/21/2026
8m
No alerts
Replay Analysis
N38268BOEING Boeing 737-800
→
9/21/2026
1h 46m
No alerts
Replay Analysis
N14214BOEING Boeing 737-800
→
9/20/2026
40m
No alerts
Replay Analysis
N47332BOEING Boeing 737 MAX 8
→
9/19/2026
1h 44m
No alerts
Replay Analysis
N47332BOEING Boeing 737 MAX 8
→
9/19/2026
7m
No alerts
Replay Analysis
N38257BOEING Boeing 737-800
→
9/18/2026
1h 38m
No alerts
Replay Analysis
N33292BOEING Boeing 737-800
→
9/17/2026
2h 11m
No alerts
Replay Analysis
N76532BOEING Boeing 737-800
→
9/16/2026
1h 41m
No alerts
Replay Analysis
N76532BOEING Boeing 737-800
→
9/16/2026
16m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window