UAL434 is operated by UNITED AIRLINES INC between Miami International Airport (KMIA) and Newark Liberty International Airport (KEWR). The flight is most often flown by a BOEING Boeing 737-900. Typical block time is 2h 25m. SkyMeter has observed 33 legs of this flight number via ADS-B.

✈
FLIGHTS
33
last 90 days
⏱
AVG DURATION
2h 25m
tracked time
📅
SERVICE PERIOD
04/17/2026 → 06/02/2026
first → last seen
🗺
ROUTES / TYPES
7 / 4
city pairs · airframes
⚠
INCIDENT RATE
3.0%
1 flagged

Routes flown

By count · last 90 days

6
KMIA → KEWR
12
avg 2h 38m · Miami → Newark Liberty
KCHS → KIAH
9
avg 2h 12m · Charleston Air Force Base-International → George Bush Intercontinental Houston
US-0821 → KEWR
7
avg 2h 34m · University of Miami Hospital Heliport → Newark Liberty
FL94 → KEWR
2
avg 2h 26m · Florida Power & Light County Heliport → Newark Liberty
71FL → KEWR
1
avg 2h 34m · Miami Federal Reserve Bank Heliport → Newark Liberty
KPBI → KIAH
1
avg 2h 22m · Palm Beach → George Bush Intercontinental Houston

Aircraft types

Equipment used on this number

4
B739 BOEING Boeing 737-900
23
B738 BOEING Boeing 737-800
7
B39M BOEING Boeing 737 MAX 9
2
B38M BOEING Boeing 737 MAX 8
1

Safety profile

Flagged flights · last 90 days

Go-arounds
0
Unstable approach
1
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 UAL434

30
N77536BOEING Boeing 737-800
→
06/02/2026
2h 11m
No alerts
Replay Analysis
N69824BOEING Boeing 737-900
→
06/01/2026
2h 6m
No alerts
Replay Analysis
N73291BOEING Boeing 737-800
→
05/31/2026
2h 7m
No alerts
Replay Analysis
N78506BOEING Boeing 737-800
→
05/29/2026
2h 4m
No alerts
Replay Analysis
N17244BOEING Boeing 737-800
→
05/28/2026
2h 27m
No alerts
Replay Analysis
N76523BOEING Boeing 737-800
→
05/26/2026
2h 8m
No alerts
Replay Analysis
N76504BOEING Boeing 737-800
→
05/25/2026
2h 17m
No alerts
Replay Analysis
N37537BOEING Boeing 737 MAX 9
→
05/24/2026
2h 7m
No alerts
Replay Analysis
N76508BOEING Boeing 737-800
→
05/23/2026
2h 15m
No alerts
Replay Analysis
N47275BOEING Boeing 737 MAX 8
→
05/21/2026
2h 22m
No alerts
Replay Analysis
N69840BOEING Boeing 737-900
→
05/20/2026
2h 34m
No alerts
Replay Analysis
N62884BOEING Boeing 737-900
→
05/18/2026
2h 36m
No alerts
Replay Analysis
N37462BOEING Boeing 737-900
→
05/17/2026
2h 45m
No alerts
Replay Analysis
N47414BOEING Boeing 737-900
→
05/16/2026
2h 49m
No alerts
Replay Analysis
N17589BOEING Boeing 737 MAX 9
→
05/15/2026
2h 34m
No alerts
Replay Analysis
N81449BOEING Boeing 737-900
→
05/14/2026
2h 21m
No alerts
Replay Analysis
N75429BOEING Boeing 737-900
→
05/13/2026
2h 34m
No alerts
Replay Analysis
N75429BOEING Boeing 737-900
→
05/11/2026
2h 25m
No alerts
Replay Analysis
N66848BOEING Boeing 737-900
→
05/10/2026
2h 29m
No alerts
Replay Analysis
N69888BOEING Boeing 737-900
→
05/07/2026
42m
No alerts
Replay Analysis
N68834BOEING Boeing 737-900
→
05/03/2026
2h 30m
△ Unstable
Replay Analysis
N36469BOEING Boeing 737-900
→
05/02/2026
2h 21m
No alerts
Replay Analysis
N64809BOEING Boeing 737-900
→
05/01/2026
2h 27m
No alerts
Replay Analysis
N37420BOEING Boeing 737-900
→
04/30/2026
2h 29m
No alerts
Replay Analysis
N75433BOEING Boeing 737-900
→
04/28/2026
2h 47m
No alerts
Replay Analysis
N69813BOEING Boeing 737-900
→
04/27/2026
2h 55m
No alerts
Replay Analysis
N61886BOEING Boeing 737-900
→
04/25/2026
2h 30m
No alerts
Replay Analysis
N39416BOEING Boeing 737-900
→
04/23/2026
2h 40m
No alerts
Replay Analysis
N77431BOEING Boeing 737-900
→
04/21/2026
2h 42m
No alerts
Replay Analysis
N27477BOEING Boeing 737-900
→
04/20/2026
2h 42m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution · Tracked: 90-day window