UAL1599

UNITED AIRLINES INC · DEN → IAH

UAL1599 is operated by UNITED AIRLINES INC between Denver International Airport (KDEN) and George Bush Intercontinental Houston Airport (KIAH). The flight is most often flown by a AIRBUS Airbus A321 Neo. Typical block time is 2h 6m. SkyMeter has observed 97 legs of this flight number via ADS-B.

✈
FLIGHTS
97
last 90 days
⏱
AVG DURATION
2h 6m
tracked time
📅
SERVICE PERIOD
5/27/2025 → 8/11/2026
first → last seen
🗺
ROUTES / TYPES
5 / 3
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

3
KDEN → KIAH
84
avg 2h 15m · Denver → George Bush Intercontinental Houston
KDEN → KAUS
1
avg 3h 29m · Denver → Austin Bergstrom
KAUS → KIAH
1
avg 57m · Austin Bergstrom → George Bush Intercontinental Houston

Aircraft types

Equipment used on this number

3
A21N AIRBUS Airbus A321 Neo
85
B753 BOEING Boeing 757-300
8
B739 BOEING Boeing 737-900
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 UAL1599

30
N14557AIRBUS Airbus A321 Neo
→
8/11/2026
1h 52m
No alerts
Replay Analysis
N14511AIRBUS Airbus A321 Neo
→
8/10/2026
2h 16m
No alerts
Replay Analysis
N24519AIRBUS Airbus A321 Neo
→
8/9/2026
1h 40m
No alerts
Replay Analysis
N14548AIRBUS Airbus A321 Neo
→
8/8/2026
2h 20m
No alerts
Replay Analysis
N14546
→
8/7/2026
1h 49m
No alerts
Replay Analysis
N14546
→
8/7/2026
12m
No alerts
Replay Analysis
N14520AIRBUS Airbus A321 Neo
→
8/6/2026
2h 10m
No alerts
Replay Analysis
N34562AIRBUS Airbus A321 Neo
→
8/5/2026
2h 32m
No alerts
Replay Analysis
N54538AIRBUS Airbus A321 Neo
→
8/4/2026
2h 15m
No alerts
Replay Analysis
N14507AIRBUS Airbus A321 Neo
→
8/3/2026
1h 53m
No alerts
Replay Analysis
N61887BOEING Boeing 737-900
→
8/2/2026
2h 9m
No alerts
Replay Analysis
N14533AIRBUS Airbus A321 Neo
→
7/31/2026
2h 6m
No alerts
Replay Analysis
N14536AIRBUS Airbus A321 Neo
→
7/30/2026
2h 12m
No alerts
Replay Analysis
N14576
→
7/29/2026
2h 7m
No alerts
Replay Analysis
N14533AIRBUS Airbus A321 Neo
→
7/28/2026
2h 6m
No alerts
Replay Analysis
N14549AIRBUS Airbus A321 Neo
→
7/27/2026
2h 9m
No alerts
Replay Analysis
N24505AIRBUS Airbus A321 Neo
→
7/26/2026
2h 7m
No alerts
Replay Analysis
N34547AIRBUS Airbus A321 Neo
→
7/25/2026
2h 4m
No alerts
Replay Analysis
N54543AIRBUS Airbus A321 Neo
→
7/24/2026
2h 13m
No alerts
Replay Analysis
N54552AIRBUS Airbus A321 Neo
→
7/23/2026
2h 2m
No alerts
Replay Analysis
N14504AIRBUS Airbus A321 Neo
→
7/22/2026
2h 5m
No alerts
Replay Analysis
N24526AIRBUS Airbus A321 Neo
→
7/21/2026
2h 15m
No alerts
Replay Analysis
N14533AIRBUS Airbus A321 Neo
→
7/20/2026
1h 59m
No alerts
Replay Analysis
N14515AIRBUS Airbus A321 Neo
→
7/19/2026
2h 14m
No alerts
Replay Analysis
N14540AIRBUS Airbus A321 Neo
→
7/18/2026
2h 11m
No alerts
Replay Analysis
N54525AIRBUS Airbus A321 Neo
→
7/17/2026
2h 8m
No alerts
Replay Analysis
N14507AIRBUS Airbus A321 Neo
→
7/16/2026
2h 20m
No alerts
Replay Analysis
N44522AIRBUS Airbus A321 Neo
→
7/15/2026
2h 46m
No alerts
Replay Analysis
N14533AIRBUS Airbus A321 Neo
→
7/14/2026
1h 56m
No alerts
Replay Analysis
N14533AIRBUS Airbus A321 Neo
→
7/14/2026
21m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window