Flight Status & Tracker

UAL2399

UNITED AIRLINES INC · IAH → SAN · Last tracked Sep 27, 2026

UAL2399 is a flight number operated by UNITED AIRLINES INC between George Bush Intercontinental Houston Airport (KIAH) and San Diego International Airport (KSAN). SkyMeter last tracked UAL2399 on September 27, 2026. The flight is most often flown by a BOEING Boeing 737 MAX 8. Typical block time is 2h 25m. SkyMeter has observed 126 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
126
last 90 days
⏱
AVG DURATION
2h 25m
tracked time
📅
SERVICE PERIOD
5/27/2025 → 9/27/2026
first → last seen
🗺
ROUTES / TYPES
5 / 5
city pairs · airframes
⚠
INCIDENT RATE
0.8%
1 flagged

Routes flown

By count · last 90 days

3
KIAH → KSAN
77
avg 2h 46m · George Bush Intercontinental Houston → San Diego
KOMA → KIAH
45
avg 1h 51m · Eppley Airfield → George Bush Intercontinental Houston
4TS4 → KSAN
1
avg 2h 45m · Palm Petroleum Corporation Heliport → San Diego

Aircraft types

Equipment used on this number

5
B38M BOEING Boeing 737 MAX 8
39
B39M BOEING Boeing 737 MAX 9
39
B737 BOEING Boeing 737-700
35
B739 BOEING Boeing 737-900
8
B738 BOEING Boeing 737-800
5

Safety profile

Flagged flights · last 90 days

Go-arounds
1
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 UAL2399

30
N77258BOEING Boeing 737-800
→
9/27/2026
1h 49m
No alerts
Replay Analysis
N67812BOEING Boeing 737-900
→
9/26/2026
2h 54m
No alerts
Replay Analysis
N13248BOEING Boeing 737-800
→
9/26/2026
1h 54m
No alerts
Replay Analysis
N87527BOEING Boeing 737-800
→
9/25/2026
1h 48m
No alerts
Replay Analysis
N17433BOEING Boeing 737 MAX 9
→
9/24/2026
2h 42m
No alerts
Replay Analysis
N86534BOEING Boeing 737-800
→
9/24/2026
1h 53m
No alerts
Replay Analysis
N77592BOEING Boeing 737 MAX 9
→
9/23/2026
2h 47m
No alerts
Replay Analysis
N77592BOEING Boeing 737 MAX 9
→
9/22/2026
2h 54m
No alerts
Replay Analysis
N47453BOEING Boeing 737 MAX 9
→
9/21/2026
2h 54m
No alerts
Replay Analysis
N47457BOEING Boeing 737 MAX 9
→
9/20/2026
2h 50m
No alerts
Replay Analysis
N17529BOEING Boeing 737 MAX 9
→
9/19/2026
2h 51m
No alerts
Replay Analysis
N77572BOEING Boeing 737 MAX 9
→
9/18/2026
2h 47m
No alerts
Replay Analysis
N77584BOEING Boeing 737 MAX 9
→
9/17/2026
2h 44m
No alerts
Replay Analysis
N97424BOEING Boeing 737 MAX 9
→
9/16/2026
2h 44m
No alerts
Replay Analysis
N17432BOEING Boeing 737 MAX 9
→
9/15/2026
2h 40m
No alerts
Replay Analysis
N77576BOEING Boeing 737 MAX 9
→
9/14/2026
2h 55m
↻ Go-around
Replay Analysis
N77582BOEING Boeing 737 MAX 9
→
9/12/2026
2h 46m
No alerts
Replay Analysis
N47446BOEING Boeing 737 MAX 9
→
9/11/2026
2h 47m
No alerts
Replay Analysis
N17436BOEING Boeing 737 MAX 9
→
9/10/2026
2h 44m
No alerts
Replay Analysis
N47512BOEING Boeing 737 MAX 9
→
9/8/2026
2h 41m
No alerts
Replay Analysis
N77573BOEING Boeing 737 MAX 9
→
9/4/2026
2h 55m
No alerts
Replay Analysis
N37551BOEING Boeing 737 MAX 9
→
9/3/2026
3h 16m
No alerts
Replay Analysis
N77543BOEING Boeing 737 MAX 9
→
9/2/2026
2h 59m
No alerts
Replay Analysis
N17413BOEING Boeing 737 MAX 9
→
9/1/2026
2h 50m
No alerts
Replay Analysis
N27419BOEING Boeing 737 MAX 9
→
8/31/2026
2h 47m
No alerts
Replay Analysis
N77582BOEING Boeing 737 MAX 9
→
8/30/2026
2h 42m
No alerts
Replay Analysis
N17593BOEING Boeing 737 MAX 9
→
8/29/2026
2h 40m
No alerts
Replay Analysis
N47512BOEING Boeing 737 MAX 9
→
8/28/2026
2h 45m
No alerts
Replay Analysis
N17593BOEING Boeing 737 MAX 9
→
8/27/2026
2h 41m
No alerts
Replay Analysis
N77573BOEING Boeing 737 MAX 9
→
8/26/2026
2h 46m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window