Flight Status & Tracker

UAL1223

UNITED AIRLINES INC · YYZ → ORD · Last tracked Sep 26, 2026

UAL1223 is a flight number operated by UNITED AIRLINES INC between Lester B. Pearson International Airport (CYYZ) and Chicago O'Hare International Airport (KORD). SkyMeter last tracked UAL1223 on September 26, 2026. The flight is most often flown by a BOEING Boeing 737 MAX 8. Typical block time is 2h 9m. SkyMeter has observed 107 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
107
last 90 days
⏱
AVG DURATION
2h 9m
tracked time
📅
SERVICE PERIOD
5/29/2025 → 9/26/2026
first → last seen
🗺
ROUTES / TYPES
14 / 6
city pairs · airframes
⚠
INCIDENT RATE
0.9%
1 flagged

Routes flown

By count · last 90 days

10
CYYZ → KORD
32
avg 1h 51m · Lester B. Pearson → Chicago O'Hare
KORD → KCVG
13
avg 1h 11m · Chicago O'Hare → Cincinnati Northern Kentucky
KEWR → KIAD
2
avg 9h 3m · Newark Liberty → Washington Dulles
KMRY → KORD
1
avg 4h 19m · Monterey Peninsula → Chicago O'Hare
9IS6 → KORD
1
avg 18m · Evanston Water Plant Heliport → Chicago O'Hare
34VA → KIAD
1
avg 7m · Loudoun Hospital Center Heliport → Washington Dulles
KBWI → KORD
1
avg 2h 19m · Baltimore/Washington International Thurgood Marshall → Chicago O'Hare
US-0263 → KORD
1
avg 20m · Ravenswood → Chicago O'Hare
26VA → KIAD
1
avg 5m · Fairfax County Police Heliport → Washington Dulles
VA54 → KIAD
1
avg 10m · Crippen's Heliport → Washington Dulles

Aircraft types

Equipment used on this number

6
B38M BOEING Boeing 737 MAX 8
68
A319 AIRBUS Airbus A319
44
A320 AIRBUS Airbus A320
21
B738 BOEING Boeing 737-800
3
B739 BOEING Boeing 737-900
1
B39M BOEING Boeing 737 MAX 9
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 UAL1223

30
N17317BOEING Boeing 737 MAX 8
→
9/26/2026
1h 12m
No alerts
Replay Analysis
N447UAAIRBUS Airbus A320
→
9/25/2026
1h 49m
No alerts
Replay Analysis
N447UAAIRBUS Airbus A320
→
9/25/2026
29m
No alerts
Replay Analysis
N447UAAIRBUS Airbus A320
→
9/25/2026
2h 19m
No alerts
Replay Analysis
N17593BOEING Boeing 737 MAX 9
→
9/24/2026
48m
No alerts
Replay Analysis
N830UAAIRBUS Airbus A319
→
9/23/2026
2h 16m
No alerts
Replay Analysis
N467UAAIRBUS Airbus A320
→
9/23/2026
1h 13m
No alerts
Replay Analysis
N841UAAIRBUS Airbus A319
→
9/22/2026
1h 53m
No alerts
Replay Analysis
N437UAAIRBUS Airbus A320
→
9/22/2026
6m
No alerts
Replay Analysis
N437UAAIRBUS Airbus A320
→
9/22/2026
1h 29m
No alerts
Replay Analysis
N840UAAIRBUS Airbus A319
→
9/21/2026
1h 15m
No alerts
Replay Analysis
N69813BOEING Boeing 737-900
→
9/20/2026
2h 3m
No alerts
Replay Analysis
N485UAAIRBUS Airbus A320
→
9/20/2026
1h 43m
No alerts
Replay Analysis
N452UAAIRBUS Airbus A320
→
9/19/2026
2h 7m
No alerts
Replay Analysis
N493UAAIRBUS Airbus A320
→
9/18/2026
1h 19m
No alerts
Replay Analysis
N441UAAIRBUS Airbus A320
→
9/17/2026
2h 5m
No alerts
Replay Analysis
N475UAAIRBUS Airbus A320
→
9/17/2026
59m
No alerts
Replay Analysis
N813UAAIRBUS Airbus A319
→
9/16/2026
2h 9m
No alerts
Replay Analysis
N453UAAIRBUS Airbus A320
→
9/16/2026
27m
No alerts
Replay Analysis
N453UAAIRBUS Airbus A320
→
9/16/2026
2h 0m
No alerts
Replay Analysis
N453UAAIRBUS Airbus A320
→
9/16/2026
26m
No alerts
Replay Analysis
N437UAAIRBUS Airbus A320
→
9/15/2026
1h 11m
No alerts
Replay Analysis
N828UAAIRBUS Airbus A319
→
9/15/2026
7m
No alerts
Replay Analysis
N828UAAIRBUS Airbus A319
→
9/14/2026
1h 24m
No alerts
Replay Analysis
N828UAAIRBUS Airbus A319
→
9/14/2026
5m
No alerts
Replay Analysis
N462UAAIRBUS Airbus A320
→
9/14/2026
1h 0m
No alerts
Replay Analysis
N855UAAIRBUS Airbus A319
→
9/14/2026
7m
No alerts
Replay Analysis
N855UAAIRBUS Airbus A319
→
9/13/2026
1h 44m
No alerts
Replay Analysis
N432UAAIRBUS Airbus A320
→
9/13/2026
1h 13m
No alerts
Replay Analysis
N849UAAIRBUS Airbus A319
→
9/12/2026
1h 14m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window