UAL397 is operated by UNITED AIRLINES INC between Denver International Airport (KDEN) and Minneapolis-St Paul International/Wold-Chamberlain Airport (KMSP). The flight is most often flown by a AIRBUS Airbus A320. Typical block time is 1h 43m. SkyMeter has observed 25 legs of this flight number via ADS-B.

✈
FLIGHTS
25
last 90 days
⏱
AVG DURATION
1h 43m
tracked time
📅
SERVICE PERIOD
04/17/2026 → 06/03/2026
first → last seen
🗺
ROUTES / TYPES
4 / 3
city pairs · airframes
⚠
INCIDENT RATE
4.0%
1 flagged

Routes flown

By count · last 90 days

2
KDEN → KMSP
21
avg 1h 50m · Denver → Minneapolis-St Paul International/Wold-Chamberlain
KSFO → KBNA
1
avg 4h 8m · San Francisco → Nashville

Aircraft types

Equipment used on this number

3
A320 AIRBUS Airbus A320
16
B38M BOEING Boeing 737 MAX 8
6
A319 AIRBUS Airbus A319
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 25 operations of UAL397

25
N455UAAIRBUS Airbus A320
→
06/03/2026
1h 50m
No alerts
Replay Analysis
N461UAAIRBUS Airbus A320
→
06/02/2026
1h 46m
No alerts
Replay Analysis
N461UAAIRBUS Airbus A320
→
06/02/2026
10m
No alerts
Replay Analysis
N4901UAIRBUS Airbus A320
→
06/01/2026
2h 2m
No alerts
Replay Analysis
N490UAAIRBUS Airbus A320
→
05/31/2026
1h 47m
No alerts
Replay Analysis
N497UAAIRBUS Airbus A320
→
05/28/2026
1h 46m
No alerts
Replay Analysis
N467UAAIRBUS Airbus A320
→
05/26/2026
1h 52m
No alerts
Replay Analysis
N480UAAIRBUS Airbus A320
→
05/25/2026
5m
No alerts
Replay Analysis
N480UAAIRBUS Airbus A320
→
05/25/2026
2h 4m
No alerts
Replay Analysis
N448UAAIRBUS Airbus A320
→
05/24/2026
1h 51m
No alerts
Replay Analysis
N837UAAIRBUS Airbus A319
→
05/23/2026
4h 7m
No alerts
Replay Analysis
N498UAAIRBUS Airbus A320
→
05/21/2026
1h 52m
No alerts
Replay Analysis
N473UAAIRBUS Airbus A320
→
05/18/2026
1h 55m
No alerts
Replay Analysis
N441UAAIRBUS Airbus A320
→
05/17/2026
1h 48m
No alerts
Replay Analysis
N495UAAIRBUS Airbus A320
→
05/16/2026
1h 50m
No alerts
Replay Analysis
N485UAAIRBUS Airbus A320
→
05/15/2026
1h 42m
No alerts
Replay Analysis
N433UAAIRBUS Airbus A320
→
05/14/2026
2h 0m
No alerts
Replay Analysis
N829UAAIRBUS Airbus A319
→
04/25/2026
1h 40m
No alerts
Replay Analysis
N37319BOEING Boeing 737 MAX 8
→
04/23/2026
1h 39m
No alerts
Replay Analysis
N27323BOEING Boeing 737 MAX 8
→
04/21/2026
1h 50m
△ Unstable
Replay Analysis
N27253BOEING Boeing 737 MAX 8
→
04/20/2026
1h 42m
No alerts
Replay Analysis
N17300BOEING Boeing 737 MAX 8
→
04/19/2026
1h 54m
No alerts
Replay Analysis
N833UAAIRBUS Airbus A319
→
04/18/2026
1h 44m
No alerts
Replay Analysis
N27261BOEING Boeing 737 MAX 8
→
04/17/2026
7m
No alerts
Replay Analysis
N27261BOEING Boeing 737 MAX 8
→
04/17/2026
1h 49m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window