N57451

B39MBOEING Boeing 737 MAX 9

UNITED AIRLINES INC· ICAO24 a76066· last seen 1d ago

N57451 is a BOEING Boeing 737 MAX 9 operated by UNITED AIRLINES INC. SkyMeter has tracked 292 flights totalling 823 hours of airtime via ADS-B across 118 callsigns. The most frequent segment is KLAX to KIAD. Service window in our records spans 47 days. Of those flights, 10 (3.4%) carry at least one detected incident — go-around, unstable approach, stall warning, or runway excursion.

✈
FLIGHTS
292
all time
⏱
FLOWN HOURS
823
tracked time
📍
AIRPORTS VISITED
35
unique
📡
CALLSIGNS
118
107 routes
📅
SERVICE PERIOD
04/17/2026 → 06/03/2026
first → last
⚠
INCIDENT RATE
3.4%
10 flagged

Top routes

By flight count

10
KLAX → KIAD
4
KIAD → KMCO
3
KIAD → KBOS
3
KLAS → KIAH
3
KIAD → KLAX
3
KTPA → KEWR
2
KIAD → KJAX
2
KORD → KLAS
2
KLAS → KEWR
2
KEWR → KLAS
2

Flight numbers

Most-flown by this airframe

10
UAL545 6
UAL1783 3
UAL2400 3
UAL2632 3
None 3
UAL1639 2
UAL2398 2
UAL1501 2
UAL2084 2
UAL1581 2

Aircraft specifications

BOEING Boeing 737 MAX 9

Engines
Twin Jet
Vref (approach)
150 kt
MTOW
194,700 lb
Wingspan
118 ft
Length
138 ft
Wake category
Medium

Recent flights

Newest 50 operations of N57451

50
UAL1572BOEING Boeing 737 MAX 9
→
06/03/2026
19m
No alerts
Replay Analysis
UAL1581BOEING Boeing 737 MAX 9
→
06/03/2026
29m
No alerts
Replay Analysis
UAL1581BOEING Boeing 737 MAX 9
→
06/03/2026
52m
No alerts
Replay Analysis
UAL2075BOEING Boeing 737 MAX 9
→
06/03/2026
5h 0m
No alerts
Replay Analysis
UAL2667BOEING Boeing 737 MAX 9
→
06/02/2026
4h 43m
No alerts
Replay Analysis
UAL325BOEING Boeing 737 MAX 9
→
06/02/2026
5h 10m
No alerts
Replay Analysis
UAL2632BOEING Boeing 737 MAX 9
→
06/02/2026
4h 38m
No alerts
Replay Analysis
UAL2658BOEING Boeing 737 MAX 9
→
06/02/2026
3h 7m
No alerts
Replay Analysis
UAL2492BOEING Boeing 737 MAX 9
→
06/01/2026
2h 57m
No alerts
Replay Analysis
UAL2137BOEING Boeing 737 MAX 9
→
06/01/2026
10m
No alerts
Replay Analysis
UAL2137BOEING Boeing 737 MAX 9
→
06/01/2026
3h 50m
No alerts
Replay Analysis
UAL2171BOEING Boeing 737 MAX 9
→
06/01/2026
3h 5m
No alerts
Replay Analysis
UAL602BOEING Boeing 737 MAX 9
→
06/01/2026
3h 28m
No alerts
Replay Analysis
UAL2135BOEING Boeing 737 MAX 9
→
06/01/2026
45m
No alerts
Replay Analysis
UAL2135BOEING Boeing 737 MAX 9
→
05/31/2026
1h 19m
No alerts
Replay Analysis
UAL2135BOEING Boeing 737 MAX 9
→
05/31/2026
2h 5m
No alerts
Replay Analysis
UAL2038BOEING Boeing 737 MAX 9
→
05/31/2026
3h 1m
No alerts
Replay Analysis
UAL2631BOEING Boeing 737 MAX 9
→
05/31/2026
3h 1m
↻ Go-around
Replay Analysis
UAL491BOEING Boeing 737 MAX 9
→
05/31/2026
2h 59m
No alerts
Replay Analysis
UAL2782BOEING Boeing 737 MAX 9
→
05/31/2026
3h 8m
No alerts
Replay Analysis
UAL2377BOEING Boeing 737 MAX 9
→
05/31/2026
1h 15m
No alerts
Replay Analysis
UAL1650BOEING Boeing 737 MAX 9
→
05/29/2026
1h 44m
No alerts
Replay Analysis
UAL8191BOEING Boeing 737 MAX 9
→
05/28/2026
1h 13m
No alerts
Replay Analysis
UAL1658BOEING Boeing 737 MAX 9
→
05/28/2026
5h 49m
No alerts
Replay Analysis
UAL1230BOEING Boeing 737 MAX 9
→
05/28/2026
5h 35m
No alerts
Replay Analysis
UAL1603BOEING Boeing 737 MAX 9
→
05/28/2026
1h 12m
No alerts
Replay Analysis
UAL700BOEING Boeing 737 MAX 9
→
05/26/2026
2h 0m
No alerts
Replay Analysis
UAL1711BOEING Boeing 737 MAX 9
→
05/26/2026
2h 56m
No alerts
Replay Analysis
UAL574BOEING Boeing 737 MAX 9
→
05/26/2026
3h 23m
No alerts
Replay Analysis
UAL249BOEING Boeing 737 MAX 9
→
05/26/2026
3h 54m
No alerts
Replay Analysis
UAL1580BOEING Boeing 737 MAX 9
→
05/26/2026
4h 17m
No alerts
Replay Analysis
UAL1400BOEING Boeing 737 MAX 9
→
05/25/2026
2h 30m
No alerts
Replay Analysis
UAL2287BOEING Boeing 737 MAX 9
→
05/25/2026
2h 37m
No alerts
Replay Analysis
UAL2182BOEING Boeing 737 MAX 9
→
05/25/2026
2h 5m
No alerts
Replay Analysis
UAL1680BOEING Boeing 737 MAX 9
→
05/25/2026
2h 49m
No alerts
Replay Analysis
UAL1743BOEING Boeing 737 MAX 9
→
05/25/2026
1h 10m
No alerts
Replay Analysis
UAL1743BOEING Boeing 737 MAX 9
→
05/24/2026
3h 5m
No alerts
Replay Analysis
UAL1743BOEING Boeing 737 MAX 9
→
05/24/2026
1h 54m
No alerts
Replay Analysis
UAL2038BOEING Boeing 737 MAX 9
→
05/24/2026
3h 9m
No alerts
Replay Analysis
UAL2631BOEING Boeing 737 MAX 9
→
05/24/2026
2h 38m
No alerts
Replay Analysis
UAL2753BOEING Boeing 737 MAX 9
→
05/24/2026
2h 48m
No alerts
Replay Analysis
UAL8102BOEING Boeing 737 MAX 9
→
05/24/2026
2h 43m
No alerts
Replay Analysis
UAL1171BOEING Boeing 737 MAX 9
→
05/23/2026
10h 29m
No alerts
Replay Analysis
UAL2126BOEING Boeing 737 MAX 9
→
05/23/2026
4h 9m
No alerts
Replay Analysis
UAL1986BOEING Boeing 737 MAX 9
→
05/23/2026
4h 23m
No alerts
Replay Analysis
UAL1986BOEING Boeing 737 MAX 9
→
05/22/2026
29m
No alerts
Replay Analysis
UAL782BOEING Boeing 737 MAX 9
→
05/22/2026
2h 47m
No alerts
Replay Analysis
UAL1501BOEING Boeing 737 MAX 9
→
05/22/2026
1h 35m
No alerts
Replay Analysis
UAL1501BOEING Boeing 737 MAX 9
→
05/21/2026
1h 43m
No alerts
Replay Analysis
UAL1501BOEING Boeing 737 MAX 9
→
05/21/2026
3h 19m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution