UAL8178

UNITED AIRLINES INC · IAH → PHX

UAL8178 is operated by UNITED AIRLINES INC between George Bush Intercontinental Houston Airport (KIAH) and Phoenix Sky Harbor International Airport (KPHX). The flight is most often flown by a BOEING Boeing 737-900. Typical block time is 2h 34m. SkyMeter has observed 31 legs of this flight number via ADS-B.

✈
FLIGHTS
31
last 90 days
⏱
AVG DURATION
2h 34m
tracked time
📅
SERVICE PERIOD
5/28/2025 → 8/11/2026
first → last seen
🗺
ROUTES / TYPES
18 / 8
city pairs · airframes
⚠
INCIDENT RATE
0.0%
0 flagged

Routes flown

By count · last 90 days

10
KIAH → KPHX
6
avg 2h 19m · George Bush Intercontinental Houston → Phoenix Sky Harbor
KSFO → KORD
4
avg 4h 5m · San Francisco → Chicago O'Hare
KORD → KORF
2
avg 1h 34m · Chicago O'Hare → Norfolk
KIAH → KIAD
2
avg 2h 37m · George Bush Intercontinental Houston → Washington Dulles
KDEN → KCVG
2
avg 2h 30m · Denver → Cincinnati Northern Kentucky
KORD → KGRR
2
avg 41m · Chicago O'Hare → Gerald R. Ford
KSFO → KDFW
2
avg 3h 20m · San Francisco → Dallas Fort Worth
KDCA → KIAH
1
avg 2h 48m · Ronald Reagan Washington National → George Bush Intercontinental Houston
KORD → KCMH
1
avg 55m · Chicago O'Hare → John Glenn Columbus
KHAF → KSBA
1
avg 1h 4m · Half Moon Bay → Santa Barbara

Aircraft types

Equipment used on this number

8
B739 BOEING Boeing 737-900
12
A320 AIRBUS Airbus A320
7
B738 BOEING Boeing 737-800
4
B753 BOEING Boeing 757-300
4
B752 BOEING Boeing 757-200
3
A319 AIRBUS Airbus A319
3
B39M BOEING Boeing 737 MAX 9
1
B772 BOEING Boeing 777-200
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 UAL8178

30
N443UAAIRBUS Airbus A320
→
8/11/2026
3h 16m
No alerts
Replay Analysis
N36444BOEING Boeing 737-900
→
8/10/2026
42m
No alerts
Replay Analysis
N57863BOEING Boeing 757-300
→
8/3/2026
3h 57m
No alerts
Replay Analysis
N57864BOEING Boeing 757-300
→
7/30/2026
4h 7m
No alerts
Replay Analysis
N14118BOEING Boeing 757-200
→
7/29/2026
3h 54m
No alerts
Replay Analysis
N14118BOEING Boeing 757-200
→
7/28/2026
2h 28m
No alerts
Replay Analysis
N14118BOEING Boeing 757-200
→
7/28/2026
6h 23m
No alerts
Replay Analysis
N461UAAIRBUS Airbus A320
→
7/26/2026
1h 21m
No alerts
Replay Analysis
N37408BOEING Boeing 737-900
→
7/24/2026
2h 18m
No alerts
Replay Analysis
N478UAAIRBUS Airbus A320
→
7/19/2026
39m
No alerts
Replay Analysis
N75410BOEING Boeing 737-900
→
7/16/2026
2h 25m
No alerts
Replay Analysis
N79402BOEING Boeing 737-900
→
7/14/2026
2h 11m
No alerts
Replay Analysis
N479UAAIRBUS Airbus A320
→
7/13/2026
1h 4m
No alerts
Replay Analysis
N38446BOEING Boeing 737-900
→
7/10/2026
1h 24m
No alerts
Replay Analysis
N47569BOEING Boeing 737 MAX 9
→
7/3/2026
2h 45m
No alerts
Replay Analysis
N57870BOEING Boeing 757-300
→
6/29/2026
3h 48m
No alerts
Replay Analysis
N75429BOEING Boeing 737-900
→
6/28/2026
25m
No alerts
Replay Analysis
N75429BOEING Boeing 737-900
→
6/27/2026
2h 20m
No alerts
Replay Analysis
N75429BOEING Boeing 737-900
→
6/27/2026
2h 45m
No alerts
Replay Analysis
N481UAAIRBUS Airbus A320
→
6/25/2026
1h 13m
No alerts
Replay Analysis
N38403BOEING Boeing 737-900
→
6/23/2026
2h 12m
No alerts
Replay Analysis
N480UAAIRBUS Airbus A320
→
6/20/2026
3h 22m
No alerts
Replay Analysis
N836UAAIRBUS Airbus A319
→
6/18/2026
1h 31m
No alerts
Replay Analysis
N79402BOEING Boeing 737-900
→
6/16/2026
2h 18m
No alerts
Replay Analysis
N811UAAIRBUS Airbus A319
→
6/12/2026
2h 58m
No alerts
Replay Analysis
N492UAAIRBUS Airbus A320
→
6/11/2026
55m
No alerts
Replay Analysis
N844UAAIRBUS Airbus A319
→
6/9/2026
1h 36m
No alerts
Replay Analysis
N79521BOEING Boeing 737-800
→
6/8/2026
2h 48m
No alerts
Replay Analysis
N76528BOEING Boeing 737-800
→
6/7/2026
2h 12m
No alerts
Replay Analysis
N68880BOEING Boeing 737-900
→
5/31/2026
2h 29m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window