UAL8151

UNITED AIRLINES INC · DEN → XNA

UAL8151 is operated by UNITED AIRLINES INC between Denver International Airport (KDEN) and Northwest Arkansas Regional Airport (KXNA). The flight is most often flown by a BOEING Boeing 737-900. Typical block time is 2h 27m. SkyMeter has observed 25 legs of this flight number via ADS-B.

✈
FLIGHTS
25
last 90 days
⏱
AVG DURATION
2h 27m
tracked time
📅
SERVICE PERIOD
06/06/2025 → 07/18/2026
first → last seen
🗺
ROUTES / TYPES
20 / 8
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

10
KDEN → KXNA
3
avg 1h 43m · Denver → Northwest Arkansas
KORD → KIAH
3
avg 2h 13m · Chicago O'Hare → George Bush Intercontinental Houston
KSFO → KLAX
2
avg 1h 21m · San Francisco → Los Angeles
KDEN → KSDF
1
avg 2h 20m · Denver → Louisville Muhammad Ali
KSFO → CYVR
1
avg 2h 26m · San Francisco → Vancouver
KDEN → KRYN
1
avg 2h 11m · Denver → Ryan Field
KAUS → KEWR
1
avg 3h 39m · Austin Bergstrom → Newark Liberty
KDEN → KLAX
1
avg 2h 34m · Denver → Los Angeles
KDEN → KAUS
1
avg 2h 1m · Denver → Austin Bergstrom
KSEA → KORD
1
avg 3h 32m · Seattle Tacoma → Chicago O'Hare

Aircraft types

Equipment used on this number

8
B739 BOEING Boeing 737-900
8
B738 BOEING Boeing 737-800
6
B39M BOEING Boeing 737 MAX 9
5
A21N AIRBUS Airbus A321 Neo
4
B38M BOEING Boeing 737 MAX 8
4
A319 AIRBUS Airbus A319
4
A320 AIRBUS Airbus A320
1
B737 BOEING Boeing 737-700
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 UAL8151

30
N35236BOEING Boeing 737-800
→
07/18/2026
2h 25m
No alerts
Replay Analysis
N78524BOEING Boeing 737-800
→
07/18/2026
4h 5m
No alerts
Replay Analysis
N37449BOEING Boeing 737 MAX 9
→
07/14/2026
1h 52m
No alerts
Replay Analysis
N62894BOEING Boeing 737-900
→
07/11/2026
1h 28m
No alerts
Replay Analysis
N17229BOEING Boeing 737-800
→
07/10/2026
1h 32m
No alerts
Replay Analysis
N17229BOEING Boeing 737-800
→
07/09/2026
1h 54m
No alerts
Replay Analysis
N17229BOEING Boeing 737-800
→
07/09/2026
3h 27m
No alerts
Replay Analysis
N896UAAIRBUS Airbus A319
→
07/09/2026
2h 19m
No alerts
Replay Analysis
N17349BOEING Boeing 737 MAX 8
→
07/08/2026
8m
No alerts
Replay Analysis
N17349BOEING Boeing 737 MAX 8
→
07/08/2026
2h 1m
No alerts
Replay Analysis
N14539AIRBUS Airbus A321 Neo
→
07/03/2026
2h 16m
No alerts
Replay Analysis
N14539AIRBUS Airbus A321 Neo
→
07/03/2026
22m
No alerts
Replay Analysis
N882UAAIRBUS Airbus A319
→
06/14/2026
1h 42m
No alerts
Replay Analysis
N24736BOEING Boeing 737-700
→
06/12/2026
4h 1m
No alerts
Replay Analysis
N14557AIRBUS Airbus A321 Neo
→
06/09/2026
2h 33m
No alerts
Replay Analysis
N17312BOEING Boeing 737 MAX 8
→
06/08/2026
5h 35m
No alerts
Replay Analysis
N17413BOEING Boeing 737 MAX 9
→
06/03/2026
3h 19m
No alerts
Replay Analysis
N17413BOEING Boeing 737 MAX 9
→
06/02/2026
19m
No alerts
Replay Analysis
N17413BOEING Boeing 737 MAX 9
→
06/02/2026
3h 39m
No alerts
Replay Analysis
N826UAAIRBUS Airbus A319
→
05/25/2026
2h 10m
No alerts
Replay Analysis
N47370BOEING Boeing 737 MAX 8
→
05/21/2026
3h 3m
No alerts
Replay Analysis
N68843BOEING Boeing 737-900
→
05/19/2026
1h 46m
No alerts
Replay Analysis
N68843BOEING Boeing 737-900
→
05/18/2026
31m
No alerts
Replay Analysis
N68843BOEING Boeing 737-900
→
05/18/2026
2h 18m
No alerts
Replay Analysis
N37542BOEING Boeing 737 MAX 9
→
05/08/2026
3h 32m
No alerts
Replay Analysis
N14527AIRBUS Airbus A321 Neo
→
05/07/2026
2h 23m
No alerts
Replay Analysis
N464UAAIRBUS Airbus A320
→
05/04/2026
1h 52m
No alerts
Replay Analysis
N69840BOEING Boeing 737-900
→
05/03/2026
44m
No alerts
Replay Analysis
N69840BOEING Boeing 737-900
→
05/02/2026
2h 3m
No alerts
Replay Analysis
N69840BOEING Boeing 737-900
→
05/02/2026
1h 18m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window