UAL1667 is operated by UNITED AIRLINES INC between Children's Memorial Hospital Heliport (40IS) and Chicago O'Hare International Airport (KORD). The flight is most often flown by a BOEING Boeing 737-900. Typical block time is 2h 12m. SkyMeter has observed 106 legs of this flight number via ADS-B.

✈
FLIGHTS
106
last 90 days
⏱
AVG DURATION
2h 12m
tracked time
📅
SERVICE PERIOD
05/27/2025 → 07/19/2026
first → last seen
🗺
ROUTES / TYPES
15 / 3
city pairs · airframes
⚠
INCIDENT RATE
0.9%
1 flagged

Routes flown

By count · last 90 days

10
40IS → KORD
4
avg 9m · Children's Memorial Hospital Heliport → Chicago O'Hare
IS14 → KORD
2
avg 10m · Addison Fire Department Station 3 Heliport → Chicago O'Hare
KMSP → KORD
1
avg 1h 17m · Minneapolis-St Paul International/Wold-Chamberlain → Chicago O'Hare
KDTW → KORD
1
avg 1h 20m · Detroit Metropolitan Wayne County → Chicago O'Hare
KCID → KORD
1
avg 1h 14m · The Eastern Iowa → Chicago O'Hare
LL95 → KORD
1
avg 17m · Clarke Heliport → Chicago O'Hare
23IL → KORD
1
avg 12m · Amita Health-Alexian Brothers Medical Center Heliport → Chicago O'Hare
IL79 → KORD
1
avg 23m · Presence Resurrection Medical Center Heliport → Chicago O'Hare
3IL0 → KORD
1
avg 11m · Patten Industries Heliport → Chicago O'Hare
IS39 → KORD
1
avg 22m · Central Dupage Hospital Heliport → Chicago O'Hare

Aircraft types

Equipment used on this number

3
B739 BOEING Boeing 737-900
105
B39M BOEING Boeing 737 MAX 9
49
A21N AIRBUS Airbus A321 Neo
22

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 UAL1667

30
N77572BOEING Boeing 737 MAX 9
→
07/19/2026
48m
No alerts
Replay Analysis
N37532BOEING Boeing 737 MAX 9
→
07/18/2026
55m
No alerts
Replay Analysis
N37532BOEING Boeing 737 MAX 9
→
07/17/2026
1h 22m
No alerts
Replay Analysis
N37532BOEING Boeing 737 MAX 9
→
07/17/2026
2h 17m
No alerts
Replay Analysis
N77543BOEING Boeing 737 MAX 9
→
07/17/2026
10m
No alerts
Replay Analysis
N77543BOEING Boeing 737 MAX 9
→
07/16/2026
2h 3m
No alerts
Replay Analysis
N77578BOEING Boeing 737 MAX 9
→
07/15/2026
2h 5m
No alerts
Replay Analysis
N77544BOEING Boeing 737 MAX 9
→
07/15/2026
7m
No alerts
Replay Analysis
N77544BOEING Boeing 737 MAX 9
→
07/14/2026
2h 8m
No alerts
Replay Analysis
N17593BOEING Boeing 737 MAX 9
→
07/14/2026
33m
No alerts
Replay Analysis
N47569BOEING Boeing 737 MAX 9
→
07/13/2026
21m
No alerts
Replay Analysis
N37560BOEING Boeing 737 MAX 9
→
07/11/2026
39m
No alerts
Replay Analysis
N37563BOEING Boeing 737 MAX 9
→
07/10/2026
1h 56m
No alerts
Replay Analysis
N37563BOEING Boeing 737 MAX 9
→
07/09/2026
30m
No alerts
Replay Analysis
N37563BOEING Boeing 737 MAX 9
→
07/09/2026
2h 27m
No alerts
Replay Analysis
N37507BOEING Boeing 737 MAX 9
→
07/09/2026
9m
No alerts
Replay Analysis
N37507BOEING Boeing 737 MAX 9
→
07/08/2026
2h 10m
No alerts
Replay Analysis
N37538BOEING Boeing 737 MAX 9
→
07/08/2026
12m
No alerts
Replay Analysis
N37538BOEING Boeing 737 MAX 9
→
07/07/2026
2h 11m
No alerts
Replay Analysis
N77573BOEING Boeing 737 MAX 9
→
07/07/2026
12m
No alerts
Replay Analysis
N77573BOEING Boeing 737 MAX 9
→
07/06/2026
1h 59m
No alerts
Replay Analysis
N17596BOEING Boeing 737 MAX 9
→
07/06/2026
39m
No alerts
Replay Analysis
N47512BOEING Boeing 737 MAX 9
→
07/05/2026
11m
No alerts
Replay Analysis
N47512BOEING Boeing 737 MAX 9
→
07/04/2026
8h 19m
No alerts
Replay Analysis
N37536BOEING Boeing 737 MAX 9
→
07/04/2026
30m
No alerts
Replay Analysis
N37536BOEING Boeing 737 MAX 9
→
07/03/2026
5m
No alerts
Replay Analysis
N37536BOEING Boeing 737 MAX 9
→
07/02/2026
7h 46m
No alerts
Replay Analysis
N27509BOEING Boeing 737 MAX 9
→
07/02/2026
15m
No alerts
Replay Analysis
N27509BOEING Boeing 737 MAX 9
→
07/01/2026
1h 58m
No alerts
Replay Analysis
N27509BOEING Boeing 737 MAX 9
→
07/01/2026
2h 13m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window