Flight Status & Tracker

UAL1599

UNITED AIRLINES INC · DEN → IAH · Last tracked Sep 28, 2026

UAL1599 is a flight number operated by UNITED AIRLINES INC between Denver International Airport (KDEN) and George Bush Intercontinental Houston Airport (KIAH). SkyMeter last tracked UAL1599 on September 27, 2026. The flight is most often flown by a AIRBUS Airbus A321 Neo. Typical block time is 2h 3m. SkyMeter has observed 103 legs of this flight number via ADS-B.

SkyMeter tracks historical flight activity from ADS-B data — this is not a live gate-to-gate status feed.

✈
FLIGHTS
103
last 90 days
⏱
AVG DURATION
2h 3m
tracked time
📅
SERVICE PERIOD
5/27/2025 → 9/28/2026
first → last seen
🗺
ROUTES / TYPES
7 / 6
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

5
KDEN → KIAH
79
avg 2h 14m · Denver → George Bush Intercontinental Houston
KSFO → KDEN
6
avg 2h 28m · San Francisco → Denver
KPHX → KDEN
2
avg 2h 5m · Phoenix Sky Harbor → Denver
KHAF → KDEN
2
avg 2h 35m · Half Moon Bay → Denver
KIAH → KDFW
2
avg 49m · George Bush Intercontinental Houston → Dallas Fort Worth

Aircraft types

Equipment used on this number

6
A21N AIRBUS Airbus A321 Neo
80
B39M BOEING Boeing 737 MAX 9
11
ST75 ST75
3
B737 BOEING Boeing 737-700
2
B738 BOEING Boeing 737-800
1
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
N17719BOEING Boeing 737-700
→
9/28/2026
55m
No alerts
Replay Analysis
N14531AIRBUS Airbus A321 Neo
→
9/26/2026
2h 19m
No alerts
Replay Analysis
N37508BOEING Boeing 737 MAX 9
→
9/26/2026
2h 3m
No alerts
Replay Analysis
N24702BOEING Boeing 737-700
→
9/25/2026
43m
No alerts
Replay Analysis
N14533AIRBUS Airbus A321 Neo
→
9/24/2026
2h 23m
No alerts
Replay Analysis
N76532BOEING Boeing 737-800
→
9/24/2026
2h 5m
No alerts
Replay Analysis
N14540AIRBUS Airbus A321 Neo
→
9/23/2026
2h 7m
No alerts
Replay Analysis
N24555AIRBUS Airbus A321 Neo
→
9/22/2026
2h 9m
No alerts
Replay Analysis
N14518AIRBUS Airbus A321 Neo
→
9/21/2026
2h 0m
No alerts
Replay Analysis
N47569BOEING Boeing 737 MAX 9
→
9/21/2026
2h 31m
No alerts
Replay Analysis
N24508AIRBUS Airbus A321 Neo
→
9/20/2026
2h 9m
No alerts
Replay Analysis
N17597BOEING Boeing 737 MAX 9
→
9/20/2026
2h 24m
No alerts
Replay Analysis
N14503AIRBUS Airbus A321 Neo
→
9/19/2026
2h 4m
No alerts
Replay Analysis
N54561ST75
→
9/18/2026
2h 29m
No alerts
Replay Analysis
N27515BOEING Boeing 737 MAX 9
→
9/18/2026
19m
No alerts
Replay Analysis
N27515BOEING Boeing 737 MAX 9
→
9/18/2026
2h 42m
No alerts
Replay Analysis
N14523AIRBUS Airbus A321 Neo
→
9/17/2026
2h 32m
No alerts
Replay Analysis
N14523AIRBUS Airbus A321 Neo
→
9/17/2026
1h 10m
No alerts
Replay Analysis
N17408BOEING Boeing 737 MAX 9
→
9/17/2026
13m
No alerts
Replay Analysis
N17408BOEING Boeing 737 MAX 9
→
9/17/2026
2h 19m
No alerts
Replay Analysis
N14511AIRBUS Airbus A321 Neo
→
9/16/2026
1h 57m
No alerts
Replay Analysis
N14534AIRBUS Airbus A321 Neo
→
9/15/2026
2h 12m
No alerts
Replay Analysis
N14546
→
9/14/2026
2h 29m
No alerts
Replay Analysis
N17564BOEING Boeing 737 MAX 9
→
9/14/2026
2h 35m
No alerts
Replay Analysis
N57478BOEING Boeing 737 MAX 9
→
9/13/2026
2h 30m
No alerts
Replay Analysis
N24516AIRBUS Airbus A321 Neo
→
9/12/2026
2h 5m
No alerts
Replay Analysis
N14518AIRBUS Airbus A321 Neo
→
9/11/2026
1h 52m
No alerts
Replay Analysis
N27503BOEING Boeing 737 MAX 9
→
9/11/2026
2h 27m
No alerts
Replay Analysis
N14524AIRBUS Airbus A321 Neo
→
9/10/2026
2h 18m
No alerts
Replay Analysis
N37538BOEING Boeing 737 MAX 9
→
9/10/2026
2h 30m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window