UAL1121

UNITED AIRLINES INC · CGX → ORD

UAL1121 is operated by UNITED AIRLINES INC between Chicago Meigs Airport (KCGX) and Chicago O'Hare International Airport (KORD). The flight is most often flown by a BOEING Boeing 737 MAX 9. Typical block time is 3h 21m. SkyMeter has observed 8 legs of this flight number via ADS-B.

✈
FLIGHTS
8
last 90 days
⏱
AVG DURATION
3h 21m
tracked time
📅
SERVICE PERIOD
04/18/2026 → 05/24/2026
first → last seen
🗺
ROUTES / TYPES
4 / 2
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

2
KCGX → KORD
1
avg 11m · Chicago Meigs → Chicago O'Hare
KORD → KMDW
1
avg 11h 6m · Chicago O'Hare → Chicago Midway

Aircraft types

Equipment used on this number

2
B39M BOEING Boeing 737 MAX 9
7
B739 BOEING Boeing 737-900
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 8 operations of UAL1121

8
N77572BOEING Boeing 737 MAX 9
→
05/24/2026
39m
No alerts
Replay Analysis
N75428BOEING Boeing 737-900
→
05/16/2026
2h 29m
No alerts
Replay Analysis
N37506BOEING Boeing 737 MAX 9
→
05/10/2026
49m
No alerts
Replay Analysis
N37556BOEING Boeing 737 MAX 9
→
05/03/2026
11m
No alerts
Replay Analysis
N37531BOEING Boeing 737 MAX 9
→
04/27/2026
21m
No alerts
Replay Analysis
N37545BOEING Boeing 737 MAX 9
→
04/19/2026
11h 0m
No alerts
Replay Analysis
N37518BOEING Boeing 737 MAX 9
→
04/19/2026
12m
No alerts
Replay Analysis
N37518BOEING Boeing 737 MAX 9
→
04/18/2026
11h 6m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window