UAL723 is operated by UNITED AIRLINES INC between Portland International Jetport (KPWM) and Chicago O'Hare International Airport (KORD). The flight is most often flown by a BOEING Boeing 737 MAX 9. Typical block time is 2h 0m. SkyMeter has observed 188 legs of this flight number via ADS-B.

✈
FLIGHTS
188
last 90 days
⏱
AVG DURATION
2h 0m
tracked time
📅
SERVICE PERIOD
05/27/2025 → 07/19/2026
first → last seen
🗺
ROUTES / TYPES
17 / 8
city pairs · airframes
⚠
INCIDENT RATE
0.5%
1 flagged

Routes flown

By count · last 90 days

9
KPWM → KORD
48
avg 2h 41m · Portland International Jetport → Chicago O'Hare
KORD → KIAH
33
avg 2h 22m · Chicago O'Hare → George Bush Intercontinental Houston
KORD → KLAS
23
avg 3h 23m · Chicago O'Hare → McCarran
KIND → KORD
18
avg 56m · Indianapolis → Chicago O'Hare
KORD → KDSM
18
avg 58m · Chicago O'Hare → Des Moines
KORD → KABQ
7
avg 2h 56m · Chicago O'Hare → Albuquerque International Sunport
KCLT → KORD
3
avg 1h 48m · Charlotte Douglas → Chicago O'Hare
KORD → KAUS
1
avg 2h 40m · Chicago O'Hare → Austin Bergstrom
KAUS → KIAH
1
avg 56m · Austin Bergstrom → George Bush Intercontinental Houston

Aircraft types

Equipment used on this number

8
B39M BOEING Boeing 737 MAX 9
64
B38M BOEING Boeing 737 MAX 8
40
B739 BOEING Boeing 737-900
28
A320 AIRBUS Airbus A320
22
B738 BOEING Boeing 737-800
17
A319 AIRBUS Airbus A319
10
A21N AIRBUS Airbus A321 Neo
4
B737 BOEING Boeing 737-700
3

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 UAL723

30
N37470BOEING Boeing 737-900
→
07/19/2026
2h 26m
No alerts
Replay Analysis
N17417BOEING Boeing 737 MAX 9
→
07/18/2026
3h 2m
No alerts
Replay Analysis
N37531BOEING Boeing 737 MAX 9
→
07/17/2026
3h 5m
No alerts
Replay Analysis
N17327BOEING Boeing 737 MAX 8
→
07/17/2026
2h 29m
No alerts
Replay Analysis
N17413BOEING Boeing 737 MAX 9
→
07/16/2026
3h 10m
No alerts
Replay Analysis
N17315BOEING Boeing 737 MAX 8
→
07/16/2026
2h 53m
No alerts
Replay Analysis
N73445BOEING Boeing 737-900
→
07/15/2026
8m
No alerts
Replay Analysis
N73445BOEING Boeing 737-900
→
07/15/2026
3h 14m
No alerts
Replay Analysis
N37354BOEING Boeing 737 MAX 8
→
07/15/2026
2h 49m
No alerts
Replay Analysis
N17444BOEING Boeing 737 MAX 9
→
07/14/2026
3h 11m
No alerts
Replay Analysis
N27290BOEING Boeing 737 MAX 8
→
07/14/2026
2h 36m
No alerts
Replay Analysis
N17454BOEING Boeing 737 MAX 9
→
07/13/2026
6m
No alerts
Replay Analysis
N17454BOEING Boeing 737 MAX 9
→
07/13/2026
3h 9m
No alerts
Replay Analysis
N27255BOEING Boeing 737 MAX 8
→
07/13/2026
2h 40m
No alerts
Replay Analysis
N27520BOEING Boeing 737 MAX 9
→
07/12/2026
3h 5m
No alerts
Replay Analysis
N38443BOEING Boeing 737-900
→
07/12/2026
2h 29m
No alerts
Replay Analysis
N37447BOEING Boeing 737 MAX 9
→
07/11/2026
3h 35m
No alerts
Replay Analysis
N17402BOEING Boeing 737 MAX 9
→
07/10/2026
3h 41m
No alerts
Replay Analysis
N27366BOEING Boeing 737 MAX 8
→
07/10/2026
22m
No alerts
Replay Analysis
N27366BOEING Boeing 737 MAX 8
→
07/10/2026
2h 42m
No alerts
Replay Analysis
N47446BOEING Boeing 737 MAX 9
→
07/09/2026
6m
No alerts
Replay Analysis
N47446BOEING Boeing 737 MAX 9
→
07/09/2026
3h 23m
No alerts
Replay Analysis
N47446BOEING Boeing 737 MAX 9
→
07/09/2026
7m
No alerts
Replay Analysis
N17311BOEING Boeing 737 MAX 8
→
07/09/2026
7m
No alerts
Replay Analysis
N17311BOEING Boeing 737 MAX 8
→
07/09/2026
2h 42m
No alerts
Replay Analysis
N62894BOEING Boeing 737-900
→
07/08/2026
6m
No alerts
Replay Analysis
N62894BOEING Boeing 737-900
→
07/08/2026
3h 15m
No alerts
Replay Analysis
N17327BOEING Boeing 737 MAX 8
→
07/08/2026
2h 29m
No alerts
Replay Analysis
N61882BOEING Boeing 737-900
→
07/07/2026
6m
No alerts
Replay Analysis
N61882BOEING Boeing 737-900
→
07/07/2026
3h 18m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window