UAL323 is operated by UNITED AIRLINES INC between Burlington International Airport (KBTV) and Denver International Airport (KDEN). The flight is most often flown by a BOEING Boeing 737-800. Typical block time is 3h 35m. SkyMeter has observed 91 legs of this flight number via ADS-B.

✈
FLIGHTS
91
last 90 days
⏱
AVG DURATION
3h 35m
tracked time
📅
SERVICE PERIOD
05/27/2025 → 07/19/2026
first → last seen
🗺
ROUTES / TYPES
12 / 7
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

6
KBTV → KDEN
26
avg 3h 57m · Burlington → Denver
KBOS → KSFO
24
avg 5h 55m · General Edward Lawrence Logan → San Francisco
KIAH → KCVG
20
avg 1h 52m · George Bush Intercontinental Houston → Cincinnati Northern Kentucky
KORD → KCMH
4
avg 46m · Chicago O'Hare → John Glenn Columbus
KBTV → KORD
1
avg 3h 5m · Burlington → Chicago O'Hare
KORD → KDEN
1
avg 2h 24m · Chicago O'Hare → Denver

Aircraft types

Equipment used on this number

7
B738 BOEING Boeing 737-800
66
B39M BOEING Boeing 737 MAX 9
25
B38M BOEING Boeing 737 MAX 8
11
B737 BOEING Boeing 737-700
6
A320 AIRBUS Airbus A320
4
B739 BOEING Boeing 737-900
2
A319 AIRBUS Airbus A319
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 30 operations of UAL323

30
N37561BOEING Boeing 737 MAX 9
→
07/19/2026
5h 52m
No alerts
Replay Analysis
N17564BOEING Boeing 737 MAX 9
→
07/18/2026
5h 54m
No alerts
Replay Analysis
N37562BOEING Boeing 737 MAX 9
→
07/17/2026
5h 40m
No alerts
Replay Analysis
N37516BOEING Boeing 737 MAX 9
→
07/16/2026
5h 49m
No alerts
Replay Analysis
N37534BOEING Boeing 737 MAX 9
→
07/15/2026
5h 43m
No alerts
Replay Analysis
N17422BOEING Boeing 737 MAX 9
→
07/14/2026
5h 34m
No alerts
Replay Analysis
N17436BOEING Boeing 737 MAX 9
→
07/13/2026
5h 35m
No alerts
Replay Analysis
N75428BOEING Boeing 737-900
→
07/12/2026
5h 47m
No alerts
Replay Analysis
N77579BOEING Boeing 737 MAX 9
→
07/11/2026
5h 49m
No alerts
Replay Analysis
N17458BOEING Boeing 737 MAX 9
→
07/10/2026
5h 39m
No alerts
Replay Analysis
N77544BOEING Boeing 737 MAX 9
→
07/09/2026
6h 14m
No alerts
Replay Analysis
N27419BOEING Boeing 737 MAX 9
→
07/08/2026
5h 50m
No alerts
Replay Analysis
N17574BOEING Boeing 737 MAX 9
→
07/07/2026
5h 51m
No alerts
Replay Analysis
N37553BOEING Boeing 737 MAX 9
→
07/06/2026
5h 44m
No alerts
Replay Analysis
N97424BOEING Boeing 737 MAX 9
→
07/05/2026
5h 53m
No alerts
Replay Analysis
N77590BOEING Boeing 737 MAX 9
→
07/04/2026
6h 8m
No alerts
Replay Analysis
N37440BOEING Boeing 737 MAX 9
→
07/03/2026
5h 54m
No alerts
Replay Analysis
N27509BOEING Boeing 737 MAX 9
→
07/02/2026
5h 53m
No alerts
Replay Analysis
N37556BOEING Boeing 737 MAX 9
→
07/01/2026
6h 0m
No alerts
Replay Analysis
N37507BOEING Boeing 737 MAX 9
→
06/30/2026
6h 6m
No alerts
Replay Analysis
N77584BOEING Boeing 737 MAX 9
→
06/29/2026
6h 5m
No alerts
Replay Analysis
N77544BOEING Boeing 737 MAX 9
→
06/28/2026
6h 7m
No alerts
Replay Analysis
N17411BOEING Boeing 737 MAX 9
→
06/27/2026
6h 48m
No alerts
Replay Analysis
N37447BOEING Boeing 737 MAX 9
→
06/26/2026
6h 6m
No alerts
Replay Analysis
N37535BOEING Boeing 737 MAX 9
→
06/25/2026
6h 16m
No alerts
Replay Analysis
N87513BOEING Boeing 737-800
→
06/24/2026
4h 2m
No alerts
Replay Analysis
N36247BOEING Boeing 737-800
→
06/23/2026
10m
No alerts
Replay Analysis
N36247BOEING Boeing 737-800
→
06/23/2026
3h 54m
No alerts
Replay Analysis
N78540BOEING Boeing 737-800
→
06/22/2026
3h 48m
No alerts
Replay Analysis
N37298BOEING Boeing 737-800
→
06/22/2026
1h 57m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window