Flight Status & Tracker

UAL1874

UNITED AIRLINES INC · IAH → DEN · Last tracked Oct 18, 2026

UAL1874 is a flight number operated by UNITED AIRLINES INC between George Bush Intercontinental Houston Airport (KIAH) and Denver International Airport (KDEN). SkyMeter last tracked UAL1874 on October 18, 2026. The flight is most often flown by a AIRBUS Airbus A321 Neo. Typical block time is 2h 18m. SkyMeter has observed 169 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
169
last 90 days
⏱
AVG DURATION
2h 18m
tracked time
📅
SERVICE PERIOD
5/27/2025 → 10/18/2026
first → last seen
🗺
ROUTES / TYPES
6 / 7
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

2
KIAH → KDEN
72
avg 2h 5m · George Bush Intercontinental Houston → Denver
KDEN → CYYZ
71
avg 2h 58m · Denver → Lester B. Pearson

Aircraft types

Equipment used on this number

7
A21N AIRBUS Airbus A321 Neo
72
B738 BOEING Boeing 737-800
40
A320 AIRBUS Airbus A320
26
A319 AIRBUS Airbus A319
22
B739 BOEING Boeing 737-900
4
B38M BOEING Boeing 737 MAX 8
2
ST75 ST75
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 UAL1874

30
N17229BOEING Boeing 737-800
→
10/18/2026
3h 15m
No alerts
Replay Analysis
N14530AIRBUS Airbus A321 Neo
→
10/18/2026
2h 3m
No alerts
Replay Analysis
N87507BOEING Boeing 737-800
→
10/16/2026
3h 6m
No alerts
Replay Analysis
N24514AIRBUS Airbus A321 Neo
→
10/16/2026
2h 6m
No alerts
Replay Analysis
N12218BOEING Boeing 737-800
→
10/15/2026
2h 47m
No alerts
Replay Analysis
N14528AIRBUS Airbus A321 Neo
→
10/15/2026
2h 13m
No alerts
Replay Analysis
N76508BOEING Boeing 737-800
→
10/10/2026
6m
No alerts
Replay Analysis
N76508BOEING Boeing 737-800
→
10/10/2026
3h 19m
No alerts
Replay Analysis
N54538AIRBUS Airbus A321 Neo
→
10/10/2026
2h 10m
No alerts
Replay Analysis
N17373BOEING Boeing 737 MAX 8
→
10/9/2026
3h 13m
No alerts
Replay Analysis
N24514AIRBUS Airbus A321 Neo
→
10/9/2026
2h 2m
No alerts
Replay Analysis
N77525BOEING Boeing 737-800
→
10/8/2026
26m
No alerts
Replay Analysis
N77525BOEING Boeing 737-800
→
10/8/2026
2h 56m
No alerts
Replay Analysis
N14531AIRBUS Airbus A321 Neo
→
10/8/2026
2h 6m
No alerts
Replay Analysis
N77525BOEING Boeing 737-800
→
10/7/2026
2h 51m
No alerts
Replay Analysis
N24555AIRBUS Airbus A321 Neo
→
10/7/2026
2h 1m
No alerts
Replay Analysis
N73275BOEING Boeing 737-800
→
10/6/2026
3h 11m
No alerts
Replay Analysis
N14533AIRBUS Airbus A321 Neo
→
10/6/2026
2h 9m
No alerts
Replay Analysis
N14237BOEING Boeing 737-800
→
10/5/2026
3h 0m
No alerts
Replay Analysis
N14554AIRBUS Airbus A321 Neo
→
10/5/2026
2h 3m
No alerts
Replay Analysis
N37253BOEING Boeing 737-800
→
10/4/2026
2h 53m
No alerts
Replay Analysis
N74532AIRBUS Airbus A321 Neo
→
10/4/2026
2h 5m
No alerts
Replay Analysis
N17229BOEING Boeing 737-800
→
10/3/2026
2h 55m
No alerts
Replay Analysis
N14548AIRBUS Airbus A321 Neo
→
10/3/2026
2h 7m
No alerts
Replay Analysis
N34455BOEING Boeing 737-900
→
10/2/2026
3h 6m
No alerts
Replay Analysis
N54543AIRBUS Airbus A321 Neo
→
10/2/2026
2h 6m
No alerts
Replay Analysis
N14237BOEING Boeing 737-800
→
10/1/2026
2h 59m
No alerts
Replay Analysis
N14533AIRBUS Airbus A321 Neo
→
10/1/2026
2h 24m
No alerts
Replay Analysis
N12221BOEING Boeing 737-800
→
9/30/2026
2h 53m
No alerts
Replay Analysis
N34551AIRBUS Airbus A321 Neo
→
9/30/2026
2h 11m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window