UAL398 is operated by UMB BANK NA TRUSTEE between Austin Bergstrom International Airport (KAUS) and Denver International Airport (KDEN). The flight is most often flown by a BOEING Boeing 757-200. Typical block time is 1h 45m. SkyMeter has observed 29 legs of this flight number via ADS-B.

✈
FLIGHTS
29
last 90 days
⏱
AVG DURATION
1h 45m
tracked time
📅
SERVICE PERIOD
04/17/2026 → 06/03/2026
first → last seen
🗺
ROUTES / TYPES
5 / 6
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

3
KAUS → KDEN
8
avg 2h 7m · Austin Bergstrom → Denver
KEWR → KCLE
8
avg 1h 17m · Newark Liberty → Cleveland Hopkins
2CD6 → KDEN
1
avg 16m · Safer → Denver

Aircraft types

Equipment used on this number

6
B752 BOEING Boeing 757-200
10
A319 AIRBUS Airbus A319
7
B38M BOEING Boeing 737 MAX 8
6
A320 AIRBUS Airbus A320
4
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
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 29 operations of UAL398

29
N14102BOEING Boeing 757-200
→
06/03/2026
2h 30m
No alerts
Replay Analysis
N67134BOEING Boeing 757-200
→
06/02/2026
2h 16m
No alerts
Replay Analysis
N14102BOEING Boeing 757-200
→
06/01/2026
2h 21m
No alerts
Replay Analysis
N12114BOEING Boeing 757-200
→
05/29/2026
2h 26m
No alerts
Replay Analysis
N18112BOEING Boeing 757-200
→
05/28/2026
2h 1m
No alerts
Replay Analysis
N12109BOEING Boeing 757-200
→
05/26/2026
2h 14m
No alerts
Replay Analysis
N14115BOEING Boeing 757-200
→
05/25/2026
2h 4m
No alerts
Replay Analysis
N33132BOEING Boeing 757-200
→
05/24/2026
2h 2m
No alerts
Replay Analysis
N18119BOEING Boeing 757-200
→
05/23/2026
2h 10m
No alerts
Replay Analysis
N12114BOEING Boeing 757-200
→
05/22/2026
2h 5m
No alerts
Replay Analysis
N806UAAIRBUS Airbus A319
→
05/18/2026
2h 8m
No alerts
Replay Analysis
N434UAAIRBUS Airbus A320
→
05/17/2026
2h 0m
No alerts
Replay Analysis
N803UAAIRBUS Airbus A319
→
05/15/2026
2h 10m
No alerts
Replay Analysis
N806UAAIRBUS Airbus A319
→
05/14/2026
2h 7m
No alerts
Replay Analysis
N893UAAIRBUS Airbus A319
→
05/13/2026
2h 1m
No alerts
Replay Analysis
N813UAAIRBUS Airbus A319
→
05/11/2026
2h 14m
No alerts
Replay Analysis
N447UAAIRBUS Airbus A320
→
05/10/2026
1h 58m
No alerts
Replay Analysis
N447UAAIRBUS Airbus A320
→
05/10/2026
9m
No alerts
Replay Analysis
N854UAAIRBUS Airbus A319
→
05/07/2026
16m
No alerts
Replay Analysis
N806UAAIRBUS Airbus A319
→
05/04/2026
47m
No alerts
Replay Analysis
N483UAAIRBUS Airbus A320
→
05/03/2026
2h 19m
No alerts
Replay Analysis
N37523BOEING Boeing 737 MAX 9
→
04/25/2026
1h 16m
No alerts
Replay Analysis
N27251BOEING Boeing 737 MAX 8
→
04/24/2026
1h 10m
No alerts
Replay Analysis
N17262BOEING Boeing 737 MAX 8
→
04/23/2026
1h 28m
No alerts
Replay Analysis
N68817BOEING Boeing 737-900
→
04/21/2026
1h 12m
No alerts
Replay Analysis
N27366BOEING Boeing 737 MAX 8
→
04/20/2026
1h 25m
No alerts
Replay Analysis
N47360BOEING Boeing 737 MAX 8
→
04/19/2026
1h 22m
No alerts
Replay Analysis
N17289BOEING Boeing 737 MAX 8
→
04/18/2026
1h 1m
No alerts
Replay Analysis
N17341BOEING Boeing 737 MAX 8
→
04/17/2026
1h 19m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window