N77573

B39MBOEING Boeing 737 MAX 9

UNITED AIRLINES INC· ICAO24 aa7f03· last seen 14h ago

N77573 is a BOEING Boeing 737 MAX 9 operated by UNITED AIRLINES INC. SkyMeter has tracked 138 flights totalling 449 hours of airtime via ADS-B across 60 callsigns. The most frequent segment is KSFO to KBOS. Service window in our records spans 47 days. Of those flights, 4 (2.9%) carry at least one detected incident — go-around, unstable approach, stall warning, or runway excursion.

✈
FLIGHTS
138
all time
⏱
FLOWN HOURS
449
tracked time
📍
AIRPORTS VISITED
23
unique
📡
CALLSIGNS
60
49 routes
📅
SERVICE PERIOD
04/17/2026 → 06/03/2026
first → last
⚠
INCIDENT RATE
2.9%
4 flagged

Top routes

By flight count

10
KSFO → KBOS
4
KEWR → KMCO
2
KBOS → KSFO
2
KBOS → KEWR
2
KBZN → KORD
2
KIAD → CYVR
1
KEWR → KEWR
1
KEWR → KDEN
1
KORD → KGRR
1
KGRR → KORD
1

Flight numbers

Most-flown by this airframe

10
UAL1270 3
UAL1665 3
UAL1819 2
UAL1118 2
UAL1449 2
UAL1928 2
UAL2002 2
UAL1475 1
UAL1609 1
UAL2691 1

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 N77573

50
UAL2025BOEING Boeing 737 MAX 9
→
06/03/2026
2h 12m
No alerts
Replay Analysis
UAL1694BOEING Boeing 737 MAX 9
→
06/03/2026
2h 54m
No alerts
Replay Analysis
UAL1619BOEING Boeing 737 MAX 9
→
06/03/2026
2h 44m
No alerts
Replay Analysis
UAL665BOEING Boeing 737 MAX 9
→
06/03/2026
58m
No alerts
Replay Analysis
UAL1624BOEING Boeing 737 MAX 9
→
06/02/2026
7h 0m
No alerts
Replay Analysis
UAL2396BOEING Boeing 737 MAX 9
→
06/02/2026
1h 16m
No alerts
Replay Analysis
UAL504BOEING Boeing 737 MAX 9
→
06/02/2026
1h 4m
No alerts
Replay Analysis
UAL1043BOEING Boeing 737 MAX 9
→
06/02/2026
1h 3m
No alerts
Replay Analysis
UAL1042BOEING Boeing 737 MAX 9
→
06/01/2026
7h 20m
No alerts
Replay Analysis
UAL1797BOEING Boeing 737 MAX 9
→
06/01/2026
3h 0m
No alerts
Replay Analysis
UAL3757BOEING Boeing 737 MAX 9
→
06/01/2026
2h 19m
No alerts
Replay Analysis
UAL3783BOEING Boeing 737 MAX 9
→
06/01/2026
42m
No alerts
Replay Analysis
UAL3783BOEING Boeing 737 MAX 9
→
05/31/2026
1h 18m
No alerts
Replay Analysis
UAL3783BOEING Boeing 737 MAX 9
→
05/31/2026
2h 0m
No alerts
Replay Analysis
UAL1475BOEING Boeing 737 MAX 9
→
05/31/2026
2h 21m
No alerts
Replay Analysis
UAL2146BOEING Boeing 737 MAX 9
→
05/28/2026
2h 46m
No alerts
Replay Analysis
UAL1914BOEING Boeing 737 MAX 9
→
05/28/2026
5h 22m
No alerts
Replay Analysis
UAL1453BOEING Boeing 737 MAX 9
→
05/28/2026
4h 31m
No alerts
Replay Analysis
UAL2002BOEING Boeing 737 MAX 9
→
05/26/2026
46m
No alerts
Replay Analysis
UAL2002BOEING Boeing 737 MAX 9
→
05/26/2026
6h 2m
No alerts
Replay Analysis
UAL1665BOEING Boeing 737 MAX 9
→
05/26/2026
5h 32m
No alerts
Replay Analysis
UAL2400BOEING Boeing 737 MAX 9
→
05/26/2026
5h 34m
No alerts
Replay Analysis
UAL2400BOEING Boeing 737 MAX 9
→
05/25/2026
40m
No alerts
Replay Analysis
UAL2400BOEING Boeing 737 MAX 9
→
05/25/2026
6h 15m
No alerts
Replay Analysis
UAL2647BOEING Boeing 737 MAX 9
→
05/25/2026
5h 29m
↻ Go-around
Replay Analysis
UAL2075BOEING Boeing 737 MAX 9
→
05/25/2026
5h 23m
No alerts
Replay Analysis
UAL1270BOEING Boeing 737 MAX 9
→
05/24/2026
8h 55m
No alerts
Replay Analysis
UAL1270BOEING Boeing 737 MAX 9
→
05/24/2026
13m
No alerts
Replay Analysis
UAL1270BOEING Boeing 737 MAX 9
→
05/24/2026
7m
No alerts
Replay Analysis
UAL2684BOEING Boeing 737 MAX 9
→
05/24/2026
1h 55m
No alerts
Replay Analysis
UAL1557BOEING Boeing 737 MAX 9
→
05/24/2026
1h 13m
No alerts
Replay Analysis
UAL1557BOEING Boeing 737 MAX 9
→
05/23/2026
22m
No alerts
Replay Analysis
UAL1557BOEING Boeing 737 MAX 9
→
05/23/2026
1h 35m
No alerts
Replay Analysis
UAL2202BOEING Boeing 737 MAX 9
→
05/23/2026
2h 31m
No alerts
Replay Analysis
UAL224BOEING Boeing 737 MAX 9
→
05/23/2026
3h 4m
No alerts
Replay Analysis
UAL2099BOEING Boeing 737 MAX 9
→
05/23/2026
46m
No alerts
Replay Analysis
UAL1819BOEING Boeing 737 MAX 9
→
05/23/2026
44m
No alerts
Replay Analysis
UAL1046BOEING Boeing 737 MAX 9
→
05/23/2026
1h 12m
No alerts
Replay Analysis
UAL1046BOEING Boeing 737 MAX 9
→
05/22/2026
40m
No alerts
Replay Analysis
UAL1660BOEING Boeing 737 MAX 9
→
05/21/2026
3h 59m
No alerts
Replay Analysis
UAL1693BOEING Boeing 737 MAX 9
→
05/21/2026
2h 43m
△ Unstable
Replay Analysis
UAL1347BOEING Boeing 737 MAX 9
→
05/21/2026
1h 38m
No alerts
Replay Analysis
UAL1698BOEING Boeing 737 MAX 9
→
05/20/2026
11h 51m
No alerts
Replay Analysis
UAL1798BOEING Boeing 737 MAX 9
→
05/20/2026
4h 4m
No alerts
Replay Analysis
UAL676TBOEING Boeing 737 MAX 9
→
05/18/2026
1h 42m
No alerts
Replay Analysis
UAL1053BOEING Boeing 737 MAX 9
→
05/18/2026
1h 32m
No alerts
Replay Analysis
UAL1392BOEING Boeing 737 MAX 9
→
05/18/2026
1h 9m
No alerts
Replay Analysis
UAL2098BOEING Boeing 737 MAX 9
→
05/18/2026
1h 11m
No alerts
Replay Analysis
UAL1665BOEING Boeing 737 MAX 9
→
05/18/2026
6h 4m
No alerts
Replay Analysis
UAL1118BOEING Boeing 737 MAX 9
→
05/18/2026
3h 38m
No alerts
Replay Analysis
© SkyMeter · All flight data subject to ODbL attribution